Merge branch 'master' of https://gitlab.com/gitlab-org/gitlab-ce into update-template-name-via-sentence-case

# Conflicts:
#	.gitlab/issue_templates/Feature proposal.md

701 files changed, 17870 insertions, 5915 deletions

diff --git a/spec/bin/changelog_spec.rb b/spec/bin/changelog_spec.rb
index fc1bf67d7b9..f278043028f 100644
--- a/spec/bin/changelog_spec.rb
+++ b/spec/bin/changelog_spec.rb
@@ -56,11 +56,11 @@ describe 'bin/changelog' do
       it 'parses -h' do
         expect do
           expect { described_class.parse(%w[foo -h bar]) }.to output.to_stdout
-        end.to raise_error(SystemExit)
+        end.to raise_error(ChangelogHelpers::Done)
       end
 
       it 'assigns title' do
-        options = described_class.parse(%W[foo -m 1 bar\n -u baz\r\n --amend])
+        options = described_class.parse(%W[foo -m 1 bar\n baz\r\n --amend])
 
         expect(options.title).to eq 'foo bar baz'
       end
@@ -82,9 +82,10 @@ describe 'bin/changelog' do
         it 'shows error message and exits the program' do
           allow($stdin).to receive(:getc).and_return(type)
           expect do
-            expect do
-              expect { described_class.read_type }.to raise_error(SystemExit)
-            end.to output("Invalid category index, please select an index between 1 and 8\n").to_stderr
+            expect { described_class.read_type }.to raise_error(
+              ChangelogHelpers::Abort,
+              'Invalid category index, please select an index between 1 and 8'
+            )
           end.to output.to_stdout
         end
       end
diff --git a/spec/controllers/admin/application_settings_controller_spec.rb b/spec/controllers/admin/application_settings_controller_spec.rb
index b4fc2aa326f..9d10d725ff3 100644
--- a/spec/controllers/admin/application_settings_controller_spec.rb
+++ b/spec/controllers/admin/application_settings_controller_spec.rb
@@ -73,7 +73,7 @@ describe Admin::ApplicationSettingsController do
     end
 
     it 'updates the restricted_visibility_levels when empty array is passed' do
-      put :update, application_setting: { restricted_visibility_levels: [] }
+      put :update, application_setting: { restricted_visibility_levels: [""] }
 
       expect(response).to redirect_to(admin_application_settings_path)
       expect(ApplicationSetting.current.restricted_visibility_levels).to be_empty
diff --git a/spec/controllers/application_controller_spec.rb b/spec/controllers/application_controller_spec.rb
index b048da1991c..74f362fd7fc 100644
--- a/spec/controllers/application_controller_spec.rb
+++ b/spec/controllers/application_controller_spec.rb
@@ -1,3 +1,4 @@
+# coding: utf-8
 require 'spec_helper'
 
 describe ApplicationController do
@@ -457,6 +458,8 @@ describe ApplicationController do
       end
 
       context 'for sessionless users' do
+        render_views
+
         before do
           sign_out user
         end
@@ -467,6 +470,14 @@ describe ApplicationController do
           expect(response).to have_gitlab_http_status(403)
         end
 
+        it 'renders the error message when the format was html' do
+          get :index,
+              private_token: create(:personal_access_token, user: user).token,
+              format: :html
+
+          expect(response.body).to have_content /accept the terms of service/i
+        end
+
         it 'renders a 200 when the sessionless user accepted the terms' do
           accept_terms(user)
 
@@ -477,4 +488,85 @@ describe ApplicationController do
       end
     end
   end
+
+  describe '#append_info_to_payload' do
+    controller(described_class) do
+      attr_reader :last_payload
+
+      def index
+        render text: 'authenticated'
+      end
+
+      def append_info_to_payload(payload)
+        super
+
+        @last_payload = payload
+      end
+    end
+
+    it 'does not log errors with a 200 response' do
+      get :index
+
+      expect(controller.last_payload.has_key?(:response)).to be_falsey
+    end
+
+    context '422 errors' do
+      it 'logs a response with a string' do
+        response = spy(ActionDispatch::Response, status: 422, body: 'Hello world', content_type: 'application/json', cookies: {})
+        allow(controller).to receive(:response).and_return(response)
+        get :index
+
+        expect(controller.last_payload[:response]).to eq('Hello world')
+      end
+
+      it 'logs a response with an array' do
+        body = ['I want', 'my hat back']
+        response = spy(ActionDispatch::Response, status: 422, body: body, content_type: 'application/json', cookies: {})
+        allow(controller).to receive(:response).and_return(response)
+        get :index
+
+        expect(controller.last_payload[:response]).to eq(body)
+      end
+
+      it 'does not log a string with an empty body' do
+        response = spy(ActionDispatch::Response, status: 422, body: nil, content_type: 'application/json', cookies: {})
+        allow(controller).to receive(:response).and_return(response)
+        get :index
+
+        expect(controller.last_payload.has_key?(:response)).to be_falsey
+      end
+
+      it 'does not log an HTML body' do
+        response = spy(ActionDispatch::Response, status: 422, body: 'This is a test', content_type: 'application/html', cookies: {})
+        allow(controller).to receive(:response).and_return(response)
+        get :index
+
+        expect(controller.last_payload.has_key?(:response)).to be_falsey
+      end
+    end
+  end
+
+  describe '#access_denied' do
+    controller(described_class) do
+      def index
+        access_denied!(params[:message])
+      end
+    end
+
+    before do
+      sign_in user
+    end
+
+    it 'renders a 404 without a message' do
+      get :index
+
+      expect(response).to have_gitlab_http_status(404)
+    end
+
+    it 'renders a 403 when a message is passed to access denied' do
+      get :index, message: 'None shall pass'
+
+      expect(response).to have_gitlab_http_status(403)
+    end
+  end
 end
diff --git a/spec/controllers/boards/issues_controller_spec.rb b/spec/controllers/boards/issues_controller_spec.rb
index dcb0faffbd4..e47ff8661a2 100644
--- a/spec/controllers/boards/issues_controller_spec.rb
+++ b/spec/controllers/boards/issues_controller_spec.rb
@@ -18,7 +18,7 @@ describe Boards::IssuesController do
   end
 
   describe 'GET index', :request_store do
-    let(:johndoe) { create(:user, avatar: fixture_file_upload(File.join(Rails.root, 'spec/fixtures/dk.png'))) }
+    let(:johndoe) { create(:user, avatar: fixture_file_upload(File.join('spec/fixtures/dk.png'))) }
 
     context 'with invalid board id' do
       it 'returns a not found 404 response' do
diff --git a/spec/controllers/boards/lists_controller_spec.rb b/spec/controllers/boards/lists_controller_spec.rb
index 71d45a22d91..57ccbf1d6b5 100644
--- a/spec/controllers/boards/lists_controller_spec.rb
+++ b/spec/controllers/boards/lists_controller_spec.rb
@@ -156,12 +156,18 @@ describe Boards::ListsController do
     def move(user:, board:, list:, position:)
       sign_in(user)
 
-      patch :update, namespace_id: project.namespace.to_param,
-                     project_id: project,
-                     board_id: board.to_param,
-                     id: list.to_param,
-                     list: { position: position },
-                     format: :json
+      params = { namespace_id: project.namespace.to_param,
+                 project_id: project,
+                 board_id: board.to_param,
+                 id: list.to_param,
+                 list: { position: position },
+                 format: :json }
+
+      if Gitlab.rails5?
+        patch :update, params: params, as: :json
+      else
+        patch :update, params
+      end
     end
   end
 
diff --git a/spec/controllers/concerns/controller_with_cross_project_access_check_spec.rb b/spec/controllers/concerns/controller_with_cross_project_access_check_spec.rb
index 27f558e1b5d..d20471ef603 100644
--- a/spec/controllers/concerns/controller_with_cross_project_access_check_spec.rb
+++ b/spec/controllers/concerns/controller_with_cross_project_access_check_spec.rb
@@ -43,13 +43,13 @@ describe ControllerWithCrossProjectAccessCheck do
         end
       end
 
-      it 'renders a 404 with trying to access a cross project page' do
+      it 'renders a 403 with trying to access a cross project page' do
         message = "This page is unavailable because you are not allowed to read "\
                   "information across multiple projects."
 
         get :index
 
-        expect(response).to have_gitlab_http_status(404)
+        expect(response).to have_gitlab_http_status(403)
         expect(response.body).to match(/#{message}/)
       end
 
@@ -119,7 +119,7 @@ describe ControllerWithCrossProjectAccessCheck do
 
         get :index
 
-        expect(response).to have_gitlab_http_status(404)
+        expect(response).to have_gitlab_http_status(403)
       end
 
       it 'is executed when the `unless` condition returns true' do
@@ -127,19 +127,19 @@ describe ControllerWithCrossProjectAccessCheck do
 
         get :index
 
-        expect(response).to have_gitlab_http_status(404)
+        expect(response).to have_gitlab_http_status(403)
       end
 
       it 'does not skip the check on an action that is not skipped' do
         get :show, id: 'hello'
 
-        expect(response).to have_gitlab_http_status(404)
+        expect(response).to have_gitlab_http_status(403)
       end
 
       it 'does not skip the check on an action that was not defined to skip' do
         get :edit, id: 'hello'
 
-        expect(response).to have_gitlab_http_status(404)
+        expect(response).to have_gitlab_http_status(403)
       end
     end
   end
diff --git a/spec/controllers/concerns/internal_redirect_spec.rb b/spec/controllers/concerns/internal_redirect_spec.rb
index a0ee13b2352..7e23b56356e 100644
--- a/spec/controllers/concerns/internal_redirect_spec.rb
+++ b/spec/controllers/concerns/internal_redirect_spec.rb
@@ -54,6 +54,31 @@ describe InternalRedirect do
     end
   end
 
+  describe '#sanitize_redirect' do
+    let(:valid_path) { '/hello/world?hello=world' }
+    let(:valid_url) { "http://test.host#{valid_path}" }
+
+    it 'returns `nil` for invalid paths' do
+      invalid_path = '//not/valid'
+
+      expect(controller.sanitize_redirect(invalid_path)).to eq nil
+    end
+
+    it 'returns `nil` for invalid urls' do
+      input = 'http://test.host:3000/invalid'
+
+      expect(controller.sanitize_redirect(input)).to eq nil
+    end
+
+    it 'returns input for valid paths' do
+      expect(controller.sanitize_redirect(valid_path)).to eq valid_path
+    end
+
+    it 'returns path for valid urls' do
+      expect(controller.sanitize_redirect(valid_url)).to eq valid_path
+    end
+  end
+
   describe '#host_allowed?' do
     it 'allows uris with the same host and port' do
       expect(controller.host_allowed?(URI('http://test.host/test'))).to be(true)
diff --git a/spec/controllers/graphql_controller_spec.rb b/spec/controllers/graphql_controller_spec.rb
new file mode 100644
index 00000000000..1449036e148
--- /dev/null
+++ b/spec/controllers/graphql_controller_spec.rb
@@ -0,0 +1,69 @@
+require 'spec_helper'
+
+describe GraphqlController do
+  describe 'execute' do
+    let(:user) { nil }
+
+    before do
+      sign_in(user) if user
+
+      run_test_query!
+    end
+
+    subject { query_response }
+
+    context 'graphql is disabled by feature flag' do
+      let(:user) { nil }
+
+      before do
+        stub_feature_flags(graphql: false)
+      end
+
+      it 'returns 404' do
+        run_test_query!
+
+        expect(response).to have_gitlab_http_status(404)
+      end
+    end
+
+    context 'signed out' do
+      let(:user) { nil }
+
+      it 'runs the query with current_user: nil' do
+        is_expected.to eq('echo' => 'nil says: test success')
+      end
+    end
+
+    context 'signed in' do
+      let(:user) { create(:user, username: 'Simon') }
+
+      it 'runs the query with current_user set' do
+        is_expected.to eq('echo' => '"Simon" says: test success')
+      end
+    end
+
+    context 'invalid variables' do
+      it 'returns an error' do
+        run_test_query!(variables: "This is not JSON")
+
+        expect(response).to have_gitlab_http_status(422)
+        expect(json_response['errors'].first['message']).not_to be_nil
+      end
+    end
+  end
+
+  # Chosen to exercise all the moving parts in GraphqlController#execute
+  def run_test_query!(variables: { 'text' => 'test success' })
+    query = <<~QUERY
+      query Echo($text: String) {
+        echo(text: $text)
+      }
+    QUERY
+
+    post :execute, query: query, operationName: 'Echo', variables: variables
+  end
+
+  def query_response
+    json_response['data']
+  end
+end
diff --git a/spec/controllers/groups/avatars_controller_spec.rb b/spec/controllers/groups/avatars_controller_spec.rb
index 506aeee7d2a..7feecd0c380 100644
--- a/spec/controllers/groups/avatars_controller_spec.rb
+++ b/spec/controllers/groups/avatars_controller_spec.rb
@@ -2,7 +2,7 @@ require 'spec_helper'
 
 describe Groups::AvatarsController do
   let(:user)  { create(:user) }
-  let(:group) { create(:group, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")) }
+  let(:group) { create(:group, avatar: fixture_file_upload("spec/fixtures/dk.png", "image/png")) }
 
   before do
     group.add_owner(user)
diff --git a/spec/controllers/groups/shared_projects_controller_spec.rb b/spec/controllers/groups/shared_projects_controller_spec.rb
index d8fa41abb18..003c8c262e7 100644
--- a/spec/controllers/groups/shared_projects_controller_spec.rb
+++ b/spec/controllers/groups/shared_projects_controller_spec.rb
@@ -38,7 +38,7 @@ describe Groups::SharedProjectsController do
     end
 
     it 'allows filtering shared projects' do
-      project = create(:project, :archived, namespace: user.namespace, name: "Searching for")
+      project = create(:project, namespace: user.namespace, name: "Searching for")
       share_project(project)
 
       get_shared_projects(filter: 'search')
@@ -55,5 +55,14 @@ describe Groups::SharedProjectsController do
 
       expect(json_project_ids).to eq([second_project.id, shared_project.id])
     end
+
+    it 'does not include archived projects' do
+      archived_project = create(:project, :archived, namespace: user.namespace)
+      share_project(archived_project)
+
+      get_shared_projects
+
+      expect(json_project_ids).to contain_exactly(shared_project.id)
+    end
   end
 end
diff --git a/spec/controllers/health_controller_spec.rb b/spec/controllers/health_controller_spec.rb
index 542eddc2d16..d800ad7c187 100644
--- a/spec/controllers/health_controller_spec.rb
+++ b/spec/controllers/health_controller_spec.rb
@@ -69,8 +69,7 @@ describe HealthController do
         expect(json_response['cache_check']['status']).to eq('ok')
         expect(json_response['queues_check']['status']).to eq('ok')
         expect(json_response['shared_state_check']['status']).to eq('ok')
-        expect(json_response['fs_shards_check']['status']).to eq('ok')
-        expect(json_response['fs_shards_check']['labels']['shard']).to eq('default')
+        expect(json_response['gitaly_check']['status']).to eq('ok')
       end
     end
 
@@ -122,7 +121,6 @@ describe HealthController do
         expect(json_response['cache_check']['status']).to eq('ok')
         expect(json_response['queues_check']['status']).to eq('ok')
         expect(json_response['shared_state_check']['status']).to eq('ok')
-        expect(json_response['fs_shards_check']['status']).to eq('ok')
       end
     end
 
diff --git a/spec/controllers/import/gitlab_projects_controller_spec.rb b/spec/controllers/import/gitlab_projects_controller_spec.rb
index 8759d3c0b97..d624659bce9 100644
--- a/spec/controllers/import/gitlab_projects_controller_spec.rb
+++ b/spec/controllers/import/gitlab_projects_controller_spec.rb
@@ -3,7 +3,7 @@ require 'spec_helper'
 describe Import::GitlabProjectsController do
   set(:namespace) { create(:namespace) }
   set(:user) { namespace.owner }
-  let(:file) { fixture_file_upload(Rails.root + 'spec/fixtures/doc_sample.txt', 'text/plain') }
+  let(:file) { fixture_file_upload('spec/fixtures/doc_sample.txt', 'text/plain') }
 
   before do
     sign_in(user)
diff --git a/spec/controllers/import/google_code_controller_spec.rb b/spec/controllers/import/google_code_controller_spec.rb
index 4241db6e771..0763492d88a 100644
--- a/spec/controllers/import/google_code_controller_spec.rb
+++ b/spec/controllers/import/google_code_controller_spec.rb
@@ -4,7 +4,7 @@ describe Import::GoogleCodeController do
   include ImportSpecHelper
 
   let(:user) { create(:user) }
-  let(:dump_file) { fixture_file_upload(Rails.root + 'spec/fixtures/GoogleCodeProjectHosting.json', 'application/json') }
+  let(:dump_file) { fixture_file_upload('spec/fixtures/GoogleCodeProjectHosting.json', 'application/json') }
 
   before do
     sign_in(user)
diff --git a/spec/controllers/metrics_controller_spec.rb b/spec/controllers/metrics_controller_spec.rb
index 9e8a37171ec..7376841fac8 100644
--- a/spec/controllers/metrics_controller_spec.rb
+++ b/spec/controllers/metrics_controller_spec.rb
@@ -59,6 +59,13 @@ describe MetricsController do
         expect(response.body).to match(/^redis_shared_state_ping_latency_seconds [0-9\.]+$/)
       end
 
+      it 'returns Gitaly metrics' do
+        get :index
+
+        expect(response.body).to match(/^gitaly_health_check_success{shard="default"} 1$/)
+        expect(response.body).to match(/^gitaly_health_check_latency_seconds{shard="default"} [0-9\.]+$/)
+      end
+
       context 'prometheus metrics are disabled' do
         before do
           allow(Gitlab::Metrics).to receive(:prometheus_metrics_enabled?).and_return(false)
diff --git a/spec/controllers/oauth/authorizations_controller_spec.rb b/spec/controllers/oauth/authorizations_controller_spec.rb
index 149b690ff70..8c10ea53a7a 100644
--- a/spec/controllers/oauth/authorizations_controller_spec.rb
+++ b/spec/controllers/oauth/authorizations_controller_spec.rb
@@ -2,19 +2,12 @@ require 'spec_helper'
 
 describe Oauth::AuthorizationsController do
   let(:user) { create(:user) }
-
-  let(:doorkeeper) do
-    Doorkeeper::Application.create(
-      name: "MyApp",
-      redirect_uri: 'http://example.com',
-      scopes: "")
-  end
-
+  let!(:application) { create(:oauth_application, scopes: 'api read_user', redirect_uri: 'http://example.com') }
   let(:params) do
     {
       response_type: "code",
-      client_id: doorkeeper.uid,
-      redirect_uri: doorkeeper.redirect_uri,
+      client_id: application.uid,
+      redirect_uri: application.redirect_uri,
       state: 'state'
     }
   end
@@ -44,7 +37,7 @@ describe Oauth::AuthorizationsController do
       end
 
       it 'deletes session.user_return_to and redirects when skip authorization' do
-        doorkeeper.update(trusted: true)
+        application.update(trusted: true)
         request.session['user_return_to'] = 'http://example.com'
 
         get :new, params
@@ -52,6 +45,25 @@ describe Oauth::AuthorizationsController do
         expect(request.session['user_return_to']).to be_nil
         expect(response).to have_gitlab_http_status(302)
       end
+
+      context 'when there is already an access token for the application' do
+        context 'when the request scope matches any of the created token scopes' do
+          before do
+            scopes = Doorkeeper::OAuth::Scopes.from_string('api')
+
+            allow(Doorkeeper.configuration).to receive(:scopes).and_return(scopes)
+
+            create :oauth_access_token, application: application, resource_owner_id: user.id, scopes: scopes
+          end
+
+          it 'authorizes the request and redirects' do
+            get :new, params
+
+            expect(request.session['user_return_to']).to be_nil
+            expect(response).to have_gitlab_http_status(302)
+          end
+        end
+      end
     end
   end
 end
diff --git a/spec/controllers/omniauth_callbacks_controller_spec.rb b/spec/controllers/omniauth_callbacks_controller_spec.rb
index 5f0e8c5eca9..b23f183fec8 100644
--- a/spec/controllers/omniauth_callbacks_controller_spec.rb
+++ b/spec/controllers/omniauth_callbacks_controller_spec.rb
@@ -1,127 +1,162 @@
 require 'spec_helper'
 
-describe OmniauthCallbacksController do
+describe OmniauthCallbacksController, type: :controller do
   include LoginHelpers
 
-  let(:user) { create(:omniauth_user, extern_uid: extern_uid, provider: provider) }
-
-  before do
-    mock_auth_hash(provider.to_s, extern_uid, user.email)
-    stub_omniauth_provider(provider, context: request)
-  end
-
-  context 'when the user is on the last sign in attempt' do
-    let(:extern_uid) { 'my-uid' }
+  describe 'omniauth' do
+    let(:user) { create(:omniauth_user, extern_uid: extern_uid, provider: provider) }
 
     before do
-      user.update(failed_attempts: User.maximum_attempts.pred)
-      subject.response = ActionDispatch::Response.new
+      mock_auth_hash(provider.to_s, extern_uid, user.email)
+      stub_omniauth_provider(provider, context: request)
     end
 
-    context 'when using a form based provider' do
-      let(:provider) { :ldap }
-
-      it 'locks the user when sign in fails' do
-        allow(subject).to receive(:params).and_return(ActionController::Parameters.new(username: user.username))
-        request.env['omniauth.error.strategy'] = OmniAuth::Strategies::LDAP.new(nil)
-
-        subject.send(:failure)
+    context 'when the user is on the last sign in attempt' do
+      let(:extern_uid) { 'my-uid' }
 
-        expect(user.reload).to be_access_locked
+      before do
+        user.update(failed_attempts: User.maximum_attempts.pred)
+        subject.response = ActionDispatch::Response.new
       end
-    end
 
-    context 'when using a button based provider' do
-      let(:provider) { :github }
+      context 'when using a form based provider' do
+        let(:provider) { :ldap }
 
-      it 'does not lock the user when sign in fails' do
-        request.env['omniauth.error.strategy'] = OmniAuth::Strategies::GitHub.new(nil)
+        it 'locks the user when sign in fails' do
+          allow(subject).to receive(:params).and_return(ActionController::Parameters.new(username: user.username))
+          request.env['omniauth.error.strategy'] = OmniAuth::Strategies::LDAP.new(nil)
 
-        subject.send(:failure)
+          subject.send(:failure)
 
-        expect(user.reload).not_to be_access_locked
+          expect(user.reload).to be_access_locked
+        end
       end
-    end
-  end
 
-  context 'strategies' do
-    context 'github' do
-      let(:extern_uid) { 'my-uid' }
-      let(:provider) { :github }
+      context 'when using a button based provider' do
+        let(:provider) { :github }
 
-      it 'allows sign in' do
-        post provider
+        it 'does not lock the user when sign in fails' do
+          request.env['omniauth.error.strategy'] = OmniAuth::Strategies::GitHub.new(nil)
 
-        expect(request.env['warden']).to be_authenticated
-      end
-
-      shared_context 'sign_up' do
-        let(:user) { double(email: 'new@example.com') }
+          subject.send(:failure)
 
-        before do
-          stub_omniauth_setting(block_auto_created_users: false)
+          expect(user.reload).not_to be_access_locked
         end
       end
+    end
 
-      context 'sign up' do
-        include_context 'sign_up'
+    context 'strategies' do
+      context 'github' do
+        let(:extern_uid) { 'my-uid' }
+        let(:provider) { :github }
 
-        it 'is allowed' do
+        it 'allows sign in' do
           post provider
 
           expect(request.env['warden']).to be_authenticated
         end
-      end
-
-      context 'when OAuth is disabled' do
-        before do
-          stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
-          settings = Gitlab::CurrentSettings.current_application_settings
-          settings.update(disabled_oauth_sign_in_sources: [provider.to_s])
-        end
 
-        it 'prevents login via POST' do
-          post provider
+        shared_context 'sign_up' do
+          let(:user) { double(email: 'new@example.com') }
 
-          expect(request.env['warden']).not_to be_authenticated
+          before do
+            stub_omniauth_setting(block_auto_created_users: false)
+          end
         end
 
-        it 'shows warning when attempting login' do
-          post provider
-
-          expect(response).to redirect_to new_user_session_path
-          expect(flash[:alert]).to eq('Signing in using GitHub has been disabled')
-        end
+        context 'sign up' do
+          include_context 'sign_up'
 
-        it 'allows linking the disabled provider' do
-          user.identities.destroy_all
-          sign_in(user)
+          it 'is allowed' do
+            post provider
 
-          expect { post provider }.to change { user.reload.identities.count }.by(1)
+            expect(request.env['warden']).to be_authenticated
+          end
         end
 
-        context 'sign up' do
-          include_context 'sign_up'
+        context 'when OAuth is disabled' do
+          before do
+            stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
+            settings = Gitlab::CurrentSettings.current_application_settings
+            settings.update(disabled_oauth_sign_in_sources: [provider.to_s])
+          end
 
-          it 'is prevented' do
+          it 'prevents login via POST' do
             post provider
 
             expect(request.env['warden']).not_to be_authenticated
           end
+
+          it 'shows warning when attempting login' do
+            post provider
+
+            expect(response).to redirect_to new_user_session_path
+            expect(flash[:alert]).to eq('Signing in using GitHub has been disabled')
+          end
+
+          it 'allows linking the disabled provider' do
+            user.identities.destroy_all
+            sign_in(user)
+
+            expect { post provider }.to change { user.reload.identities.count }.by(1)
+          end
+
+          context 'sign up' do
+            include_context 'sign_up'
+
+            it 'is prevented' do
+              post provider
+
+              expect(request.env['warden']).not_to be_authenticated
+            end
+          end
+        end
+      end
+
+      context 'auth0' do
+        let(:extern_uid) { '' }
+        let(:provider) { :auth0 }
+
+        it 'does not allow sign in without extern_uid' do
+          post 'auth0'
+
+          expect(request.env['warden']).not_to be_authenticated
+          expect(response.status).to eq(302)
+          expect(controller).to set_flash[:alert].to('Wrong extern UID provided. Make sure Auth0 is configured correctly.')
         end
       end
     end
+  end
+
+  describe '#saml' do
+    let(:user) { create(:omniauth_user, :two_factor, extern_uid: 'my-uid', provider: 'saml') }
+    let(:mock_saml_response) { File.read('spec/fixtures/authentication/saml_response.xml') }
+    let(:saml_config) { mock_saml_config_with_upstream_two_factor_authn_contexts }
+
+    before do
+      stub_omniauth_saml_config({ enabled: true, auto_link_saml_user: true, allow_single_sign_on: ['saml'],
+                                  providers: [saml_config] })
+      mock_auth_hash('saml', 'my-uid', user.email, mock_saml_response)
+      request.env["devise.mapping"] = Devise.mappings[:user]
+      request.env['omniauth.auth'] = Rails.application.env_config['omniauth.auth']
+      post :saml, params: { SAMLResponse: mock_saml_response }
+    end
 
-    context 'auth0' do
-      let(:extern_uid) { '' }
-      let(:provider) { :auth0 }
+    context 'when worth two factors' do
+      let(:mock_saml_response) do
+        File.read('spec/fixtures/authentication/saml_response.xml')
+            .gsub('urn:oasis:names:tc:SAML:2.0:ac:classes:Password', 'urn:oasis:names:tc:SAML:2.0:ac:classes:SecondFactorIGTOKEN')
+      end
 
-      it 'does not allow sign in without extern_uid' do
-        post 'auth0'
+      it 'expects user to be signed_in' do
+        expect(request.env['warden']).to be_authenticated
+      end
+    end
 
+    context 'when not worth two factors' do
+      it 'expects user to provide second factor' do
+        expect(response).to render_template('devise/sessions/two_factor')
         expect(request.env['warden']).not_to be_authenticated
-        expect(response.status).to eq(302)
-        expect(controller).to set_flash[:alert].to('Wrong extern UID provided. Make sure Auth0 is configured correctly.')
       end
     end
   end
diff --git a/spec/controllers/profiles/avatars_controller_spec.rb b/spec/controllers/profiles/avatars_controller_spec.rb
index 4fa0462ccdf..909709e1103 100644
--- a/spec/controllers/profiles/avatars_controller_spec.rb
+++ b/spec/controllers/profiles/avatars_controller_spec.rb
@@ -1,7 +1,7 @@
 require 'spec_helper'
 
 describe Profiles::AvatarsController do
-  let(:user)    { create(:user, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png")) }
+  let(:user)    { create(:user, avatar: fixture_file_upload("spec/fixtures/dk.png")) }
 
   before do
     sign_in(user)
diff --git a/spec/controllers/projects/avatars_controller_spec.rb b/spec/controllers/projects/avatars_controller_spec.rb
index 6a41c4d23ea..acfa2730d94 100644
--- a/spec/controllers/projects/avatars_controller_spec.rb
+++ b/spec/controllers/projects/avatars_controller_spec.rb
@@ -1,7 +1,7 @@
 require 'spec_helper'
 
 describe Projects::AvatarsController do
-  let(:project) { create(:project, :repository, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")) }
+  let(:project) { create(:project, :repository, avatar: fixture_file_upload("spec/fixtures/dk.png", "image/png")) }
   let(:user)    { create(:user) }
 
   before do
diff --git a/spec/controllers/projects/blob_controller_spec.rb b/spec/controllers/projects/blob_controller_spec.rb
index 00a7df6ccc8..4dcb7dc6c87 100644
--- a/spec/controllers/projects/blob_controller_spec.rb
+++ b/spec/controllers/projects/blob_controller_spec.rb
@@ -55,6 +55,25 @@ describe Projects::BlobController do
           expect(json_response).to have_key 'raw_path'
         end
       end
+
+      context "with viewer=none" do
+        let(:id) { 'master/README.md' }
+
+        before do
+          get(:show,
+              namespace_id: project.namespace,
+              project_id: project,
+              id: id,
+              format: :json,
+              viewer: 'none')
+        end
+
+        it do
+          expect(response).to be_ok
+          expect(json_response).not_to have_key 'html'
+          expect(json_response).to have_key 'raw_path'
+        end
+      end
     end
 
     context 'with tree path' do
@@ -103,10 +122,64 @@ describe Projects::BlobController do
     end
 
     context 'when essential params are present' do
-      it 'renders the diff content' do
-        do_get(since: 1, to: 5, offset: 10)
+      context 'when rendering for commit' do
+        it 'renders the diff content' do
+          do_get(since: 1, to: 5, offset: 10)
+
+          expect(response.body).to be_present
+        end
+      end
+
+      context 'when rendering for merge request' do
+        it 'renders diff context lines Gitlab::Diff::Line array' do
+          do_get(since: 1, to: 5, offset: 10, from_merge_request: true)
+
+          lines = JSON.parse(response.body)
+
+          expect(lines.first).to have_key('type')
+          expect(lines.first).to have_key('rich_text')
+          expect(lines.first).to have_key('rich_text')
+        end
+
+        context 'when rendering match lines' do
+          it 'adds top match line when "since" is less than 1' do
+            do_get(since: 5, to: 10, offset: 10, from_merge_request: true)
+
+            match_line = JSON.parse(response.body).first
+
+            expect(match_line['type']).to eq('match')
+            expect(match_line['meta_data']).to have_key('old_pos')
+            expect(match_line['meta_data']).to have_key('new_pos')
+          end
+
+          it 'does not add top match line when when "since" is equal 1' do
+            do_get(since: 1, to: 10, offset: 10, from_merge_request: true)
 
-        expect(response.body).to be_present
+            match_line = JSON.parse(response.body).first
+
+            expect(match_line['type']).to eq('context')
+          end
+
+          it 'adds bottom match line when "t"o is less than blob size' do
+            do_get(since: 1, to: 5, offset: 10, from_merge_request: true, bottom: true)
+
+            match_line = JSON.parse(response.body).last
+
+            expect(match_line['type']).to eq('match')
+            expect(match_line['meta_data']).to have_key('old_pos')
+            expect(match_line['meta_data']).to have_key('new_pos')
+          end
+
+          it 'does not add bottom match line when "to" is less than blob size' do
+            commit_id = project.repository.commit('master').id
+            blob = project.repository.blob_at(commit_id, 'CHANGELOG')
+            do_get(since: 1, to: blob.lines.count, offset: 10, from_merge_request: true, bottom: true)
+
+            match_line = JSON.parse(response.body).last
+
+            expect(match_line['type']).to eq('context')
+          end
+        end
       end
     end
   end
diff --git a/spec/controllers/projects/discussions_controller_spec.rb b/spec/controllers/projects/discussions_controller_spec.rb
index 53647749a60..4aa33dbbb01 100644
--- a/spec/controllers/projects/discussions_controller_spec.rb
+++ b/spec/controllers/projects/discussions_controller_spec.rb
@@ -110,7 +110,7 @@ describe Projects::DiscussionsController do
         it "returns the name of the resolving user" do
           post :resolve, request_params
 
-          expect(JSON.parse(response.body)["resolved_by"]).to eq(user.name)
+          expect(JSON.parse(response.body)['resolved_by']['name']).to eq(user.name)
         end
 
         it "returns status 200" do
@@ -119,16 +119,21 @@ describe Projects::DiscussionsController do
           expect(response).to have_gitlab_http_status(200)
         end
 
-        context "when vue_mr_discussions cookie is present" do
-          before do
-            allow(controller).to receive(:cookies).and_return(vue_mr_discussions: 'true')
-          end
+        it "renders discussion with serializer" do
+          expect_any_instance_of(DiscussionSerializer).to receive(:represent)
+            .with(instance_of(Discussion), { context: instance_of(described_class), render_truncated_diff_lines: true })
 
-          it "renders discussion with serializer" do
-            expect_any_instance_of(DiscussionSerializer).to receive(:represent)
-              .with(instance_of(Discussion), { context: instance_of(described_class) })
+          post :resolve, request_params
+        end
 
+        context 'diff discussion' do
+          let(:note) { create(:diff_note_on_merge_request, noteable: merge_request, project: project) }
+          let(:discussion) { note.discussion }
+
+          it "returns truncated diff lines" do
             post :resolve, request_params
+
+            expect(JSON.parse(response.body)['truncated_diff_lines']).to be_present
           end
         end
       end
@@ -187,7 +192,7 @@ describe Projects::DiscussionsController do
 
           it "renders discussion with serializer" do
             expect_any_instance_of(DiscussionSerializer).to receive(:represent)
-              .with(instance_of(Discussion), { context: instance_of(described_class) })
+              .with(instance_of(Discussion), { context: instance_of(described_class), render_truncated_diff_lines: true })
 
             delete :unresolve, request_params
           end
diff --git a/spec/controllers/projects/imports_controller_spec.rb b/spec/controllers/projects/imports_controller_spec.rb
index 011843baffc..812833cc86b 100644
--- a/spec/controllers/projects/imports_controller_spec.rb
+++ b/spec/controllers/projects/imports_controller_spec.rb
@@ -29,7 +29,7 @@ describe Projects::ImportsController do
 
       context 'when import is in progress' do
         before do
-          project.update_attribute(:import_status, :started)
+          project.update_attributes(import_status: :started)
         end
 
         it 'renders template' do
@@ -47,7 +47,7 @@ describe Projects::ImportsController do
 
       context 'when import failed' do
         before do
-          project.update_attribute(:import_status, :failed)
+          project.update_attributes(import_status: :failed)
         end
 
         it 'redirects to new_namespace_project_import_path' do
@@ -59,7 +59,7 @@ describe Projects::ImportsController do
 
       context 'when import finished' do
         before do
-          project.update_attribute(:import_status, :finished)
+          project.update_attributes(import_status: :finished)
         end
 
         context 'when project is a fork' do
@@ -108,7 +108,7 @@ describe Projects::ImportsController do
 
       context 'when import never happened' do
         before do
-          project.update_attribute(:import_status, :none)
+          project.update_attributes(import_status: :none)
         end
 
         it 'redirects to namespace_project_path' do
diff --git a/spec/controllers/projects/issues_controller_spec.rb b/spec/controllers/projects/issues_controller_spec.rb
index 106611b37c9..3a41f0fc07a 100644
--- a/spec/controllers/projects/issues_controller_spec.rb
+++ b/spec/controllers/projects/issues_controller_spec.rb
@@ -990,7 +990,7 @@ describe Projects::IssuesController do
       it 'returns discussion json' do
         get :discussions, namespace_id: project.namespace, project_id: project, id: issue.iid
 
-        expect(json_response.first.keys).to match_array(%w[id reply_id expanded notes diff_discussion individual_note resolvable resolved])
+        expect(json_response.first.keys).to match_array(%w[id reply_id expanded notes diff_discussion discussion_path individual_note resolvable resolved resolved_at resolved_by resolved_by_push commit_id for_commit project_id])
       end
 
       context 'with cross-reference system note', :request_store do
diff --git a/spec/controllers/projects/jobs_controller_spec.rb b/spec/controllers/projects/jobs_controller_spec.rb
index a08fcea27a5..06c8a432561 100644
--- a/spec/controllers/projects/jobs_controller_spec.rb
+++ b/spec/controllers/projects/jobs_controller_spec.rb
@@ -265,7 +265,7 @@ describe Projects::JobsController, :clean_gitlab_redis_shared_state do
       expect(json_response['text']).to eq status.text
       expect(json_response['label']).to eq status.label
       expect(json_response['icon']).to eq status.icon
-      expect(json_response['favicon']).to match_asset_path "/assets/ci_favicons/#{status.favicon}.ico"
+      expect(json_response['favicon']).to match_asset_path "/assets/ci_favicons/#{status.favicon}.png"
     end
   end
 
diff --git a/spec/controllers/projects/merge_requests/diffs_controller_spec.rb b/spec/controllers/projects/merge_requests/diffs_controller_spec.rb
index 5d297c654bf..ec82b35f227 100644
--- a/spec/controllers/projects/merge_requests/diffs_controller_spec.rb
+++ b/spec/controllers/projects/merge_requests/diffs_controller_spec.rb
@@ -26,12 +26,13 @@ describe Projects::MergeRequests::DiffsController do
     context 'with default params' do
       context 'for the same project' do
         before do
-          go
+          allow(controller).to receive(:rendered_for_merge_request?).and_return(true)
         end
 
-        it 'renders the diffs template to a string' do
-          expect(response).to render_template('projects/merge_requests/diffs/_diffs')
-          expect(json_response).to have_key('html')
+        it 'serializes merge request diff collection' do
+          expect_any_instance_of(DiffsSerializer).to receive(:represent).with(an_instance_of(Gitlab::Diff::FileCollection::MergeRequestDiff), an_instance_of(Hash))
+
+          go
         end
       end
 
@@ -56,17 +57,6 @@ describe Projects::MergeRequests::DiffsController do
       end
     end
 
-    context 'with ignore_whitespace_change' do
-      before do
-        go(w: 1)
-      end
-
-      it 'renders the diffs template to a string' do
-        expect(response).to render_template('projects/merge_requests/diffs/_diffs')
-        expect(json_response).to have_key('html')
-      end
-    end
-
     context 'with view' do
       before do
         go(view: 'parallel')
@@ -105,12 +95,11 @@ describe Projects::MergeRequests::DiffsController do
           end
 
           it 'only renders the diffs for the path given' do
-            expect(controller).to receive(:render_diff_for_path).and_wrap_original do |meth, diffs|
-              expect(diffs.diff_files.map(&:new_path)).to contain_exactly(existing_path)
-              meth.call(diffs)
-            end
-
             diff_for_path(old_path: existing_path, new_path: existing_path)
+
+            paths = JSON.parse(response.body)["diff_files"].map { |file| file['new_path'] }
+
+            expect(paths).to include(existing_path)
           end
         end
 
diff --git a/spec/controllers/projects/merge_requests_controller_spec.rb b/spec/controllers/projects/merge_requests_controller_spec.rb
index 6e8de6db9c3..7f5f0b76c51 100644
--- a/spec/controllers/projects/merge_requests_controller_spec.rb
+++ b/spec/controllers/projects/merge_requests_controller_spec.rb
@@ -80,6 +80,16 @@ describe Projects::MergeRequestsController do
                                                                 ))
         end
       end
+
+      context "that is invalid" do
+        let(:merge_request) { create(:invalid_merge_request, target_project: project, source_project: project) }
+
+        it "renders merge request page" do
+          go(format: :html)
+
+          expect(response).to be_success
+        end
+      end
     end
 
     describe 'as json' do
@@ -106,6 +116,16 @@ describe Projects::MergeRequestsController do
           expect(response).to match_response_schema('entities/merge_request_widget')
         end
       end
+
+      context "that is invalid" do
+        let(:merge_request) { create(:invalid_merge_request, target_project: project, source_project: project) }
+
+        it "renders merge request page" do
+          go(format: :json)
+
+          expect(response).to be_success
+        end
+      end
     end
 
     describe "as diff" do
@@ -214,7 +234,7 @@ describe Projects::MergeRequestsController do
         body = JSON.parse(response.body)
 
         expect(body['assignee'].keys)
-          .to match_array(%w(name username avatar_url))
+          .to match_array(%w(name username avatar_url id state web_url))
       end
     end
 
@@ -317,7 +337,12 @@ describe Projects::MergeRequestsController do
 
     context 'when the sha parameter matches the source SHA' do
       def merge_with_sha(params = {})
-        post :merge, base_params.merge(sha: merge_request.diff_head_sha).merge(params)
+        post_params = base_params.merge(sha: merge_request.diff_head_sha).merge(params)
+        if Gitlab.rails5?
+          post :merge, params: post_params, as: :json
+        else
+          post :merge, post_params
+        end
       end
 
       it 'returns :success' do
@@ -681,7 +706,7 @@ describe Projects::MergeRequestsController do
         expect(json_response['text']).to eq status.text
         expect(json_response['label']).to eq status.label
         expect(json_response['icon']).to eq status.icon
-        expect(json_response['favicon']).to match_asset_path "/assets/ci_favicons/#{status.favicon}.ico"
+        expect(json_response['favicon']).to match_asset_path "/assets/ci_favicons/#{status.favicon}.png"
       end
     end
 
diff --git a/spec/controllers/projects/milestones_controller_spec.rb b/spec/controllers/projects/milestones_controller_spec.rb
index 548c5ef36e7..b1d83246238 100644
--- a/spec/controllers/projects/milestones_controller_spec.rb
+++ b/spec/controllers/projects/milestones_controller_spec.rb
@@ -57,19 +57,36 @@ describe Projects::MilestonesController do
     context "as json" do
       let!(:group) { create(:group, :public) }
       let!(:group_milestone) { create(:milestone, group: group) }
-      let!(:group_member) { create(:group_member, group: group, user: user) }
 
-      before do
-        project.update(namespace: group)
-        get :index, namespace_id: project.namespace.id, project_id: project.id, format: :json
+      context 'with a single group ancestor' do
+        before do
+          project.update(namespace: group)
+          get :index, namespace_id: project.namespace.id, project_id: project.id, format: :json
+        end
+
+        it "queries projects milestones and groups milestones" do
+          milestones = assigns(:milestones)
+
+          expect(milestones.count).to eq(2)
+          expect(milestones).to match_array([milestone, group_milestone])
+        end
       end
 
-      it "queries projects milestones and groups milestones" do
-        milestones = assigns(:milestones)
+      context 'with nested groups', :nested_groups do
+        let!(:subgroup) { create(:group, :public, parent: group) }
+        let!(:subgroup_milestone) { create(:milestone, group: subgroup) }
+
+        before do
+          project.update(namespace: subgroup)
+          get :index, namespace_id: project.namespace.id, project_id: project.id, format: :json
+        end
+
+        it "queries projects milestones and all ancestors milestones" do
+          milestones = assigns(:milestones)
 
-        expect(milestones.count).to eq(2)
-        expect(milestones.where(project_id: nil).first).to eq(group_milestone)
-        expect(milestones.where(group_id: nil).first).to eq(milestone)
+          expect(milestones.count).to eq(3)
+          expect(milestones).to match_array([milestone, group_milestone, subgroup_milestone])
+        end
       end
     end
   end
@@ -107,7 +124,7 @@ describe Projects::MilestonesController do
       it 'shows group milestone' do
         post :promote, namespace_id: project.namespace.id, project_id: project.id, id: milestone.iid
 
-        expect(flash[:notice]).to eq("#{milestone.title} promoted to <a href=\"#{group_milestone_path(project.group, milestone.iid)}\">group milestone</a>.")
+        expect(flash[:notice]).to eq("#{milestone.title} promoted to <a href=\"#{group_milestone_path(project.group, milestone.iid)}\"><u>group milestone</u></a>.")
         expect(response).to redirect_to(project_milestones_path(project))
       end
     end
diff --git a/spec/controllers/projects/notes_controller_spec.rb b/spec/controllers/projects/notes_controller_spec.rb
index de132dfaa21..1458113b90c 100644
--- a/spec/controllers/projects/notes_controller_spec.rb
+++ b/spec/controllers/projects/notes_controller_spec.rb
@@ -51,7 +51,7 @@ describe Projects::NotesController do
       let(:project) { create(:project, :repository) }
       let!(:note) { create(:discussion_note_on_merge_request, project: project) }
 
-      let(:params) { request_params.merge(target_type: 'merge_request', target_id: note.noteable_id) }
+      let(:params) { request_params.merge(target_type: 'merge_request', target_id: note.noteable_id, html: true) }
 
       it 'responds with the expected attributes' do
         get :index, params
@@ -67,7 +67,7 @@ describe Projects::NotesController do
       let(:project) { create(:project, :repository) }
       let!(:note) { create(:diff_note_on_merge_request, project: project) }
 
-      let(:params) { request_params.merge(target_type: 'merge_request', target_id: note.noteable_id) }
+      let(:params) { request_params.merge(target_type: 'merge_request', target_id: note.noteable_id, html: true) }
 
       it 'responds with the expected attributes' do
         get :index, params
@@ -86,7 +86,7 @@ describe Projects::NotesController do
       context 'when displayed on a merge request' do
         let(:merge_request) { create(:merge_request, source_project: project) }
 
-        let(:params) { request_params.merge(target_type: 'merge_request', target_id: merge_request.id) }
+        let(:params) { request_params.merge(target_type: 'merge_request', target_id: merge_request.id, html: true) }
 
         it 'responds with the expected attributes' do
           get :index, params
@@ -99,7 +99,7 @@ describe Projects::NotesController do
       end
 
       context 'when displayed on the commit' do
-        let(:params) { request_params.merge(target_type: 'commit', target_id: note.commit_id) }
+        let(:params) { request_params.merge(target_type: 'commit', target_id: note.commit_id, html: true) }
 
         it 'responds with the expected attributes' do
           get :index, params
@@ -128,7 +128,7 @@ describe Projects::NotesController do
     context 'for a regular note' do
       let!(:note) { create(:note_on_merge_request, project: project) }
 
-      let(:params) { request_params.merge(target_type: 'merge_request', target_id: note.noteable_id) }
+      let(:params) { request_params.merge(target_type: 'merge_request', target_id: note.noteable_id, html: true) }
 
       it 'responds with the expected attributes' do
         get :index, params
@@ -293,7 +293,7 @@ describe Projects::NotesController do
 
       context 'when a noteable is not found' do
         it 'returns 404 status' do
-          request_params[:note][:noteable_id] = 9999
+          request_params[:target_id] = 9999
           post :create, request_params.merge(format: :json)
 
           expect(response).to have_gitlab_http_status(404)
@@ -475,7 +475,7 @@ describe Projects::NotesController do
           end
 
           it "returns the name of the resolving user" do
-            post :resolve, request_params
+            post :resolve, request_params.merge(html: true)
 
             expect(JSON.parse(response.body)["resolved_by"]).to eq(user.name)
           end
diff --git a/spec/controllers/projects/pages_controller_spec.rb b/spec/controllers/projects/pages_controller_spec.rb
index 11f54eef531..8d2fa6a1740 100644
--- a/spec/controllers/projects/pages_controller_spec.rb
+++ b/spec/controllers/projects/pages_controller_spec.rb
@@ -71,7 +71,7 @@ describe Projects::PagesController do
       {
         namespace_id: project.namespace,
         project_id: project,
-        project: { pages_https_only: false }
+        project: { pages_https_only: 'false' }
       }
     end
 
@@ -96,7 +96,7 @@ describe Projects::PagesController do
     it 'calls the update service' do
       expect(Projects::UpdateService)
         .to receive(:new)
-        .with(project, user, request_params[:project])
+        .with(project, user, ActionController::Parameters.new(request_params[:project]).permit!)
         .and_return(update_service)
 
       patch :update, request_params
diff --git a/spec/controllers/projects/pipeline_schedules_controller_spec.rb b/spec/controllers/projects/pipeline_schedules_controller_spec.rb
index 3506305f755..4cdaa54e0bc 100644
--- a/spec/controllers/projects/pipeline_schedules_controller_spec.rb
+++ b/spec/controllers/projects/pipeline_schedules_controller_spec.rb
@@ -310,9 +310,19 @@ describe Projects::PipelineSchedulesController do
     end
 
     def go
-      put :update, namespace_id: project.namespace.to_param,
-                   project_id: project, id: pipeline_schedule,
-                   schedule: schedule
+      if Gitlab.rails5?
+        put :update, params: { namespace_id: project.namespace.to_param,
+                               project_id: project,
+                               id: pipeline_schedule,
+                               schedule: schedule },
+                     as: :html
+
+      else
+        put :update, namespace_id: project.namespace.to_param,
+                     project_id: project,
+                     id: pipeline_schedule,
+                     schedule: schedule
+      end
     end
   end
 
diff --git a/spec/controllers/projects/pipelines_controller_spec.rb b/spec/controllers/projects/pipelines_controller_spec.rb
index 9e7bc20a6d1..9618a8417ec 100644
--- a/spec/controllers/projects/pipelines_controller_spec.rb
+++ b/spec/controllers/projects/pipelines_controller_spec.rb
@@ -17,44 +17,103 @@ describe Projects::PipelinesController do
 
   describe 'GET index.json' do
     before do
-      %w(pending running created success).each_with_index do |status, index|
-        sha = project.commit("HEAD~#{index}")
-        create(:ci_empty_pipeline, status: status, project: project, sha: sha)
+      %w(pending running success failed canceled).each_with_index do |status, index|
+        create_pipeline(status, project.commit("HEAD~#{index}"))
       end
     end
 
-    subject do
-      get :index, namespace_id: project.namespace, project_id: project, format: :json
+    context 'when using persisted stages', :request_store do
+      before do
+        stub_feature_flags(ci_pipeline_persisted_stages: true)
+      end
+
+      it 'returns serialized pipelines', :request_store do
+        queries = ActiveRecord::QueryRecorder.new do
+          get_pipelines_index_json
+        end
+
+        expect(response).to have_gitlab_http_status(:ok)
+        expect(response).to match_response_schema('pipeline')
+
+        expect(json_response).to include('pipelines')
+        expect(json_response['pipelines'].count).to eq 5
+        expect(json_response['count']['all']).to eq '5'
+        expect(json_response['count']['running']).to eq '1'
+        expect(json_response['count']['pending']).to eq '1'
+        expect(json_response['count']['finished']).to eq '3'
+
+        json_response.dig('pipelines', 0, 'details', 'stages').tap do |stages|
+          expect(stages.count).to eq 3
+        end
+
+        expect(queries.count).to be
+      end
     end
 
-    it 'returns JSON with serialized pipelines' do
-      subject
+    context 'when using legacy stages', :request_store  do
+      before do
+        stub_feature_flags(ci_pipeline_persisted_stages: false)
+      end
 
-      expect(response).to have_gitlab_http_status(:ok)
-      expect(response).to match_response_schema('pipeline')
+      it 'returns JSON with serialized pipelines', :request_store do
+        queries = ActiveRecord::QueryRecorder.new do
+          get_pipelines_index_json
+        end
+
+        expect(response).to have_gitlab_http_status(:ok)
+        expect(response).to match_response_schema('pipeline')
 
-      expect(json_response).to include('pipelines')
-      expect(json_response['pipelines'].count).to eq 4
-      expect(json_response['count']['all']).to eq '4'
-      expect(json_response['count']['running']).to eq '1'
-      expect(json_response['count']['pending']).to eq '1'
-      expect(json_response['count']['finished']).to eq '1'
+        expect(json_response).to include('pipelines')
+        expect(json_response['pipelines'].count).to eq 5
+        expect(json_response['count']['all']).to eq '5'
+        expect(json_response['count']['running']).to eq '1'
+        expect(json_response['count']['pending']).to eq '1'
+        expect(json_response['count']['finished']).to eq '3'
+
+        json_response.dig('pipelines', 0, 'details', 'stages').tap do |stages|
+          expect(stages.count).to eq 3
+        end
+
+        expect(queries.count).to be_within(3).of(30)
+      end
     end
 
     it 'does not include coverage data for the pipelines' do
-      subject
+      get_pipelines_index_json
 
       expect(json_response['pipelines'][0]).not_to include('coverage')
     end
 
     context 'when performing gitaly calls', :request_store do
       it 'limits the Gitaly requests' do
-        expect { subject }.to change { Gitlab::GitalyClient.get_request_count }.by(3)
+        expect { get_pipelines_index_json }
+          .to change { Gitlab::GitalyClient.get_request_count }.by(2)
       end
     end
+
+    def get_pipelines_index_json
+      get :index, namespace_id: project.namespace,
+                  project_id: project,
+                  format: :json
+    end
+
+    def create_pipeline(status, sha)
+      pipeline = create(:ci_empty_pipeline, status: status,
+                                            project: project,
+                                            sha: sha)
+
+      create_build(pipeline, 'build', 1, 'build')
+      create_build(pipeline, 'test', 2, 'test')
+      create_build(pipeline, 'deploy', 3, 'deploy')
+    end
+
+    def create_build(pipeline, stage, stage_idx, name)
+      status = %w[created running pending success failed canceled].sample
+      create(:ci_build, pipeline: pipeline, stage: stage, stage_idx: stage_idx, name: name, status: status)
+    end
   end
 
-  describe 'GET show JSON' do
+  describe 'GET show.json' do
     let(:pipeline) { create(:ci_pipeline_with_one_job, project: project) }
 
     it 'returns the pipeline' do
@@ -67,6 +126,14 @@ describe Projects::PipelinesController do
     end
 
     context 'when the pipeline has multiple stages and groups', :request_store do
+      let(:project) { create(:project, :repository) }
+
+      let(:pipeline) do
+        create(:ci_empty_pipeline, project: project,
+                                   user: user,
+                                   sha: project.commit.id)
+      end
+
       before do
         create_build('build', 0, 'build')
         create_build('test', 1, 'rspec 0')
@@ -74,11 +141,6 @@ describe Projects::PipelinesController do
         create_build('post deploy', 3, 'pages 0')
       end
 
-      let(:project) { create(:project, :repository) }
-      let(:pipeline) do
-        create(:ci_empty_pipeline, project: project, user: user, sha: project.commit.id)
-      end
-
       it 'does not perform N + 1 queries' do
         control_count = ActiveRecord::QueryRecorder.new { get_pipeline_json }.count
 
@@ -90,6 +152,7 @@ describe Projects::PipelinesController do
         create_build('post deploy', 3, 'pages 2')
 
         new_count = ActiveRecord::QueryRecorder.new { get_pipeline_json }.count
+
         expect(new_count).to be_within(12).of(control_count)
       end
     end
@@ -190,7 +253,7 @@ describe Projects::PipelinesController do
       expect(json_response['text']).to eq status.text
       expect(json_response['label']).to eq status.label
       expect(json_response['icon']).to eq status.icon
-      expect(json_response['favicon']).to match_asset_path("/assets/ci_favicons/#{status.favicon}.ico")
+      expect(json_response['favicon']).to match_asset_path("/assets/ci_favicons/#{status.favicon}.png")
     end
   end
 
diff --git a/spec/controllers/projects_controller_spec.rb b/spec/controllers/projects_controller_spec.rb
index 994da3cd159..27f04be3fdf 100644
--- a/spec/controllers/projects_controller_spec.rb
+++ b/spec/controllers/projects_controller_spec.rb
@@ -6,8 +6,8 @@ describe ProjectsController do
   let(:project) { create(:project) }
   let(:public_project) { create(:project, :public) }
   let(:user) { create(:user) }
-  let(:jpg) { fixture_file_upload(Rails.root + 'spec/fixtures/rails_sample.jpg', 'image/jpg') }
-  let(:txt) { fixture_file_upload(Rails.root + 'spec/fixtures/doc_sample.txt', 'text/plain') }
+  let(:jpg) { fixture_file_upload('spec/fixtures/rails_sample.jpg', 'image/jpg') }
+  let(:txt) { fixture_file_upload('spec/fixtures/doc_sample.txt', 'text/plain') }
 
   describe 'GET new' do
     context 'with an authenticated user' do
@@ -296,16 +296,22 @@ describe ProjectsController do
     shared_examples_for 'updating a project' do
       context 'when only renaming a project path' do
         it "sets the repository to the right path after a rename" do
-          original_repository_path = project.repository.path
+          original_repository_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+            project.repository.path
+          end
 
           expect { update_project path: 'renamed_path' }
             .to change { project.reload.path }
           expect(project.path).to include 'renamed_path'
 
+          assign_repository_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+            assigns(:repository).path
+          end
+
           if project.hashed_storage?(:repository)
-            expect(assigns(:repository).path).to eq(original_repository_path)
+            expect(assign_repository_path).to eq(original_repository_path)
           else
-            expect(assigns(:repository).path).to include(project.path)
+            expect(assign_repository_path).to include(project.path)
           end
 
           expect(response).to have_gitlab_http_status(302)
@@ -323,7 +329,7 @@ describe ProjectsController do
           expect { update_project path: 'renamed_path' }
             .not_to change { project.reload.path }
 
-          expect(controller).to set_flash[:alert].to(/container registry tags/)
+          expect(controller).to set_flash.now[:alert].to(/container registry tags/)
           expect(response).to have_gitlab_http_status(200)
         end
       end
@@ -591,6 +597,22 @@ describe ProjectsController do
       expect(parsed_body["Tags"]).to include("v1.0.0")
       expect(parsed_body["Commits"]).to include("123456")
     end
+
+    context "when preferred language is Japanese" do
+      before do
+        user.update!(preferred_language: 'ja')
+        sign_in(user)
+      end
+
+      it "gets a list of branches, tags and commits" do
+        get :refs, namespace_id: public_project.namespace, id: public_project, ref: "123456"
+
+        parsed_body = JSON.parse(response.body)
+        expect(parsed_body["Branches"]).to include("master")
+        expect(parsed_body["Tags"]).to include("v1.0.0")
+        expect(parsed_body["Commits"]).to include("123456")
+      end
+    end
   end
 
   describe 'POST #preview_markdown' do
diff --git a/spec/controllers/registrations_controller_spec.rb b/spec/controllers/registrations_controller_spec.rb
index 346944fd5b0..898f3863008 100644
--- a/spec/controllers/registrations_controller_spec.rb
+++ b/spec/controllers/registrations_controller_spec.rb
@@ -1,6 +1,8 @@
 require 'spec_helper'
 
 describe RegistrationsController do
+  include TermsHelper
+
   describe '#create' do
     let(:user_params) { { user: { name: 'new_user', username: 'new_username', email: 'new@user.com', password: 'Any_password' } } }
 
@@ -67,6 +69,25 @@ describe RegistrationsController do
         expect(flash[:notice]).to include 'Welcome! You have signed up successfully.'
       end
     end
+
+    context 'when terms are enforced' do
+      before do
+        enforce_terms
+      end
+
+      it 'redirects back with a notice when the checkbox was not checked' do
+        post :create, user_params
+
+        expect(flash[:alert]).to match /you must accept our terms/i
+      end
+
+      it 'creates the user with agreement when terms are accepted' do
+        post :create, user_params.merge(terms_opt_in: '1')
+
+        expect(subject.current_user).to be_present
+        expect(subject.current_user.terms_accepted?).to be(true)
+      end
+    end
   end
 
   describe '#destroy' do
diff --git a/spec/controllers/search_controller_spec.rb b/spec/controllers/search_controller_spec.rb
index 30c06ddf744..416a09e1684 100644
--- a/spec/controllers/search_controller_spec.rb
+++ b/spec/controllers/search_controller_spec.rb
@@ -32,7 +32,7 @@ describe SearchController do
     it 'still blocks searches without a project_id' do
       get :show, search: 'hello'
 
-      expect(response).to have_gitlab_http_status(404)
+      expect(response).to have_gitlab_http_status(403)
     end
 
     it 'allows searches with a project_id' do
diff --git a/spec/controllers/sessions_controller_spec.rb b/spec/controllers/sessions_controller_spec.rb
index 555b186fe31..cdec26bd421 100644
--- a/spec/controllers/sessions_controller_spec.rb
+++ b/spec/controllers/sessions_controller_spec.rb
@@ -53,21 +53,22 @@ describe SessionsController do
         include UserActivitiesHelpers
 
         let(:user) { create(:user) }
+        let(:user_params) { { login: user.username, password: user.password } }
 
         it 'authenticates user correctly' do
-          post(:create, user: { login: user.username, password: user.password })
+          post(:create, user: user_params)
 
           expect(subject.current_user). to eq user
         end
 
         it 'creates an audit log record' do
-          expect { post(:create, user: { login: user.username, password: user.password }) }.to change { SecurityEvent.count }.by(1)
+          expect { post(:create, user: user_params) }.to change { SecurityEvent.count }.by(1)
           expect(SecurityEvent.last.details[:with]).to eq('standard')
         end
 
         include_examples 'user login request with unique ip limit', 302 do
           def request
-            post(:create, user: { login: user.username, password: user.password })
+            post(:create, user: user_params)
             expect(subject.current_user).to eq user
             subject.sign_out user
           end
@@ -75,10 +76,40 @@ describe SessionsController do
 
         it 'updates the user activity' do
           expect do
-            post(:create, user: { login: user.username, password: user.password })
+            post(:create, user: user_params)
           end.to change { user_activity(user) }
         end
       end
+
+      context 'when reCAPTCHA is enabled' do
+        let(:user) { create(:user) }
+        let(:user_params) { { login: user.username, password: user.password } }
+
+        before do
+          stub_application_setting(recaptcha_enabled: true)
+          request.headers[described_class::CAPTCHA_HEADER] = 1
+        end
+
+        it 'displays an error when the reCAPTCHA is not solved' do
+          # Without this, `verify_recaptcha` arbitraily returns true in test env
+          Recaptcha.configuration.skip_verify_env.delete('test')
+
+          post(:create, user: user_params)
+
+          expect(response).to render_template(:new)
+          expect(flash[:alert]).to include 'There was an error with the reCAPTCHA. Please solve the reCAPTCHA again.'
+          expect(subject.current_user).to be_nil
+        end
+
+        it 'successfully logs in a user when reCAPTCHA is solved' do
+          # Avoid test ordering issue and ensure `verify_recaptcha` returns true
+          Recaptcha.configuration.skip_verify_env << 'test'
+
+          post(:create, user: user_params)
+
+          expect(subject.current_user).to eq user
+        end
+      end
     end
 
     context 'when using two-factor authentication via OTP' do
@@ -257,15 +288,15 @@ describe SessionsController do
     end
   end
 
-  describe '#new' do
+  describe "#new" do
     before do
       set_devise_mapping(context: @request)
     end
 
-    it 'redirects correctly for referer on same host with params' do
-      search_path = '/search?search=seed_project'
-      allow(controller.request).to receive(:referer)
-        .and_return('http://%{host}%{path}' % { host: 'test.host', path: search_path })
+    it "redirects correctly for referer on same host with params" do
+      host = "test.host"
+      search_path = "/search?search=seed_project"
+      request.headers[:HTTP_REFERER] = "http://#{host}#{search_path}"
 
       get(:new, redirect_to_referer: :yes)
 
diff --git a/spec/controllers/uploads_controller_spec.rb b/spec/controllers/uploads_controller_spec.rb
index 376b229ffc9..eb94d395a9e 100644
--- a/spec/controllers/uploads_controller_spec.rb
+++ b/spec/controllers/uploads_controller_spec.rb
@@ -6,13 +6,13 @@ shared_examples 'content not cached without revalidation' do
 end
 
 describe UploadsController do
-  let!(:user) { create(:user, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")) }
+  let!(:user) { create(:user, avatar: fixture_file_upload("spec/fixtures/dk.png", "image/png")) }
 
   describe 'POST create' do
     let(:model)   { 'personal_snippet' }
     let(:snippet) { create(:personal_snippet, :public) }
-    let(:jpg)     { fixture_file_upload(Rails.root + 'spec/fixtures/rails_sample.jpg', 'image/jpg') }
-    let(:txt)     { fixture_file_upload(Rails.root + 'spec/fixtures/doc_sample.txt', 'text/plain') }
+    let(:jpg)     { fixture_file_upload('spec/fixtures/rails_sample.jpg', 'image/jpg') }
+    let(:txt)     { fixture_file_upload('spec/fixtures/doc_sample.txt', 'text/plain') }
 
     context 'when a user does not have permissions to upload a file' do
       it "returns 401 when the user is not logged in" do
@@ -136,7 +136,7 @@ describe UploadsController do
       context 'for PNG files' do
         it 'returns Content-Disposition: inline' do
           note = create(:note, :with_attachment, project: project)
-          get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'image.png'
+          get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'dk.png'
 
           expect(response['Content-Disposition']).to start_with('inline;')
         end
@@ -145,7 +145,7 @@ describe UploadsController do
       context 'for SVG files' do
         it 'returns Content-Disposition: attachment' do
           note = create(:note, :with_svg_attachment, project: project)
-          get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'image.svg'
+          get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'unsanitized.svg'
 
           expect(response['Content-Disposition']).to start_with('attachment;')
         end
@@ -164,7 +164,7 @@ describe UploadsController do
           end
 
           it "redirects to the sign in page" do
-            get :show, model: "user", mounted_as: "avatar", id: user.id, filename: "image.png"
+            get :show, model: "user", mounted_as: "avatar", id: user.id, filename: "dk.png"
 
             expect(response).to redirect_to(new_user_session_path)
           end
@@ -172,14 +172,14 @@ describe UploadsController do
 
         context "when the user isn't blocked" do
           it "responds with status 200" do
-            get :show, model: "user", mounted_as: "avatar", id: user.id, filename: "image.png"
+            get :show, model: "user", mounted_as: "avatar", id: user.id, filename: "dk.png"
 
             expect(response).to have_gitlab_http_status(200)
           end
 
           it_behaves_like 'content not cached without revalidation' do
             subject do
-              get :show, model: 'user', mounted_as: 'avatar', id: user.id, filename: 'image.png'
+              get :show, model: 'user', mounted_as: 'avatar', id: user.id, filename: 'dk.png'
 
               response
             end
@@ -189,14 +189,14 @@ describe UploadsController do
 
       context "when not signed in" do
         it "responds with status 200" do
-          get :show, model: "user", mounted_as: "avatar", id: user.id, filename: "image.png"
+          get :show, model: "user", mounted_as: "avatar", id: user.id, filename: "dk.png"
 
           expect(response).to have_gitlab_http_status(200)
         end
 
         it_behaves_like 'content not cached without revalidation' do
           subject do
-            get :show, model: 'user', mounted_as: 'avatar', id: user.id, filename: 'image.png'
+            get :show, model: 'user', mounted_as: 'avatar', id: user.id, filename: 'dk.png'
 
             response
           end
@@ -205,7 +205,7 @@ describe UploadsController do
     end
 
     context "when viewing a project avatar" do
-      let!(:project) { create(:project, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")) }
+      let!(:project) { create(:project, avatar: fixture_file_upload("spec/fixtures/dk.png", "image/png")) }
 
       context "when the project is public" do
         before do
@@ -214,14 +214,14 @@ describe UploadsController do
 
         context "when not signed in" do
           it "responds with status 200" do
-            get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "image.png"
+            get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "dk.png"
 
             expect(response).to have_gitlab_http_status(200)
           end
 
           it_behaves_like 'content not cached without revalidation' do
             subject do
-              get :show, model: 'project', mounted_as: 'avatar', id: project.id, filename: 'image.png'
+              get :show, model: 'project', mounted_as: 'avatar', id: project.id, filename: 'dk.png'
 
               response
             end
@@ -234,14 +234,14 @@ describe UploadsController do
           end
 
           it "responds with status 200" do
-            get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "image.png"
+            get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "dk.png"
 
             expect(response).to have_gitlab_http_status(200)
           end
 
           it_behaves_like 'content not cached without revalidation' do
             subject do
-              get :show, model: 'project', mounted_as: 'avatar', id: project.id, filename: 'image.png'
+              get :show, model: 'project', mounted_as: 'avatar', id: project.id, filename: 'dk.png'
 
               response
             end
@@ -256,7 +256,7 @@ describe UploadsController do
 
         context "when not signed in" do
           it "redirects to the sign in page" do
-            get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "image.png"
+            get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "dk.png"
 
             expect(response).to redirect_to(new_user_session_path)
           end
@@ -279,7 +279,7 @@ describe UploadsController do
               end
 
               it "redirects to the sign in page" do
-                get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "image.png"
+                get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "dk.png"
 
                 expect(response).to redirect_to(new_user_session_path)
               end
@@ -287,14 +287,14 @@ describe UploadsController do
 
             context "when the user isn't blocked" do
               it "responds with status 200" do
-                get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "image.png"
+                get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "dk.png"
 
                 expect(response).to have_gitlab_http_status(200)
               end
 
               it_behaves_like 'content not cached without revalidation' do
                 subject do
-                  get :show, model: 'project', mounted_as: 'avatar', id: project.id, filename: 'image.png'
+                  get :show, model: 'project', mounted_as: 'avatar', id: project.id, filename: 'dk.png'
 
                   response
                 end
@@ -304,7 +304,7 @@ describe UploadsController do
 
           context "when the user doesn't have access to the project" do
             it "responds with status 404" do
-              get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "image.png"
+              get :show, model: "project", mounted_as: "avatar", id: project.id, filename: "dk.png"
 
               expect(response).to have_gitlab_http_status(404)
             end
@@ -314,19 +314,19 @@ describe UploadsController do
     end
 
     context "when viewing a group avatar" do
-      let!(:group)   { create(:group, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")) }
+      let!(:group)   { create(:group, avatar: fixture_file_upload("spec/fixtures/dk.png", "image/png")) }
 
       context "when the group is public" do
         context "when not signed in" do
           it "responds with status 200" do
-            get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "image.png"
+            get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "dk.png"
 
             expect(response).to have_gitlab_http_status(200)
           end
 
           it_behaves_like 'content not cached without revalidation' do
             subject do
-              get :show, model: 'group', mounted_as: 'avatar', id: group.id, filename: 'image.png'
+              get :show, model: 'group', mounted_as: 'avatar', id: group.id, filename: 'dk.png'
 
               response
             end
@@ -339,14 +339,14 @@ describe UploadsController do
           end
 
           it "responds with status 200" do
-            get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "image.png"
+            get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "dk.png"
 
             expect(response).to have_gitlab_http_status(200)
           end
 
           it_behaves_like 'content not cached without revalidation' do
             subject do
-              get :show, model: 'group', mounted_as: 'avatar', id: group.id, filename: 'image.png'
+              get :show, model: 'group', mounted_as: 'avatar', id: group.id, filename: 'dk.png'
 
               response
             end
@@ -375,7 +375,7 @@ describe UploadsController do
               end
 
               it "redirects to the sign in page" do
-                get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "image.png"
+                get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "dk.png"
 
                 expect(response).to redirect_to(new_user_session_path)
               end
@@ -383,14 +383,14 @@ describe UploadsController do
 
             context "when the user isn't blocked" do
               it "responds with status 200" do
-                get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "image.png"
+                get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "dk.png"
 
                 expect(response).to have_gitlab_http_status(200)
               end
 
               it_behaves_like 'content not cached without revalidation' do
                 subject do
-                  get :show, model: 'group', mounted_as: 'avatar', id: group.id, filename: 'image.png'
+                  get :show, model: 'group', mounted_as: 'avatar', id: group.id, filename: 'dk.png'
 
                   response
                 end
@@ -400,7 +400,7 @@ describe UploadsController do
 
           context "when the user doesn't have access to the project" do
             it "responds with status 404" do
-              get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "image.png"
+              get :show, model: "group", mounted_as: "avatar", id: group.id, filename: "dk.png"
 
               expect(response).to have_gitlab_http_status(404)
             end
@@ -420,14 +420,14 @@ describe UploadsController do
 
         context "when not signed in" do
           it "responds with status 200" do
-            get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "image.png"
+            get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "dk.png"
 
             expect(response).to have_gitlab_http_status(200)
           end
 
           it_behaves_like 'content not cached without revalidation' do
             subject do
-              get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'image.png'
+              get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'dk.png'
 
               response
             end
@@ -440,14 +440,14 @@ describe UploadsController do
           end
 
           it "responds with status 200" do
-            get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "image.png"
+            get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "dk.png"
 
             expect(response).to have_gitlab_http_status(200)
           end
 
           it_behaves_like 'content not cached without revalidation' do
             subject do
-              get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'image.png'
+              get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'dk.png'
 
               response
             end
@@ -462,7 +462,7 @@ describe UploadsController do
 
         context "when not signed in" do
           it "redirects to the sign in page" do
-            get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "image.png"
+            get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "dk.png"
 
             expect(response).to redirect_to(new_user_session_path)
           end
@@ -485,7 +485,7 @@ describe UploadsController do
               end
 
               it "redirects to the sign in page" do
-                get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "image.png"
+                get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "dk.png"
 
                 expect(response).to redirect_to(new_user_session_path)
               end
@@ -493,14 +493,14 @@ describe UploadsController do
 
             context "when the user isn't blocked" do
               it "responds with status 200" do
-                get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "image.png"
+                get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "dk.png"
 
                 expect(response).to have_gitlab_http_status(200)
               end
 
               it_behaves_like 'content not cached without revalidation' do
                 subject do
-                  get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'image.png'
+                  get :show, model: 'note', mounted_as: 'attachment', id: note.id, filename: 'dk.png'
 
                   response
                 end
@@ -510,7 +510,7 @@ describe UploadsController do
 
           context "when the user doesn't have access to the project" do
             it "responds with status 404" do
-              get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "image.png"
+              get :show, model: "note", mounted_as: "attachment", id: note.id, filename: "dk.png"
 
               expect(response).to have_gitlab_http_status(404)
             end
@@ -521,7 +521,7 @@ describe UploadsController do
 
     context 'Appearance' do
       context 'when viewing a custom header logo' do
-        let!(:appearance) { create :appearance, header_logo: fixture_file_upload(Rails.root.join('spec/fixtures/dk.png'), 'image/png') }
+        let!(:appearance) { create :appearance, header_logo: fixture_file_upload('spec/fixtures/dk.png', 'image/png') }
 
         context 'when not signed in' do
           it 'responds with status 200' do
@@ -541,7 +541,7 @@ describe UploadsController do
       end
 
       context 'when viewing a custom logo' do
-        let!(:appearance) { create :appearance, logo: fixture_file_upload(Rails.root.join('spec/fixtures/dk.png'), 'image/png') }
+        let!(:appearance) { create :appearance, logo: fixture_file_upload('spec/fixtures/dk.png', 'image/png') }
 
         context 'when not signed in' do
           it 'responds with status 200' do
@@ -560,5 +560,26 @@ describe UploadsController do
         end
       end
     end
+
+    context 'original filename or a version filename must match' do
+      let!(:appearance) { create :appearance, favicon: fixture_file_upload('spec/fixtures/dk.png', 'image/png') }
+
+      context 'has a valid filename on the original file' do
+        it 'successfully returns the file' do
+          get :show, model: 'appearance', mounted_as: 'favicon', id: appearance.id, filename: 'dk.png'
+
+          expect(response).to have_gitlab_http_status(200)
+          expect(response.header['Content-Disposition']).to end_with 'filename="dk.png"'
+        end
+      end
+
+      context 'has an invalid filename on the original file' do
+        it 'returns a 404' do
+          get :show, model: 'appearance', mounted_as: 'favicon', id: appearance.id, filename: 'bogus.png'
+
+          expect(response).to have_gitlab_http_status(404)
+        end
+      end
+    end
   end
 end
diff --git a/spec/controllers/users/terms_controller_spec.rb b/spec/controllers/users/terms_controller_spec.rb
index a744463413c..0d77e91a67d 100644
--- a/spec/controllers/users/terms_controller_spec.rb
+++ b/spec/controllers/users/terms_controller_spec.rb
@@ -1,6 +1,7 @@
 require 'spec_helper'
 
 describe Users::TermsController do
+  include TermsHelper
   let(:user) { create(:user) }
   let(:term) { create(:term) }
 
@@ -15,10 +16,25 @@ describe Users::TermsController do
       expect(response).to have_gitlab_http_status(:redirect)
     end
 
-    it 'shows terms when they exist' do
-      term
+    context 'when terms exist' do
+      before do
+        stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
+        term
+      end
+
+      it 'shows terms when they exist' do
+        get :index
+
+        expect(response).to have_gitlab_http_status(:success)
+      end
 
-      expect(response).to have_gitlab_http_status(:success)
+      it 'shows a message when the user already accepted the terms' do
+        accept_terms(user)
+
+        get :index
+
+        expect(controller).to set_flash.now[:notice].to(/already accepted/)
+      end
     end
   end
 
diff --git a/spec/dependencies/omniauth_saml_spec.rb b/spec/dependencies/omniauth_saml_spec.rb
new file mode 100644
index 00000000000..ccc604dc230
--- /dev/null
+++ b/spec/dependencies/omniauth_saml_spec.rb
@@ -0,0 +1,22 @@
+require 'spec_helper'
+require 'omniauth/strategies/saml'
+
+describe 'processing of SAMLResponse in dependencies' do
+  let(:mock_saml_response) { File.read('spec/fixtures/authentication/saml_response.xml') }
+  let(:saml_strategy) { OmniAuth::Strategies::SAML.new({}) }
+  let(:session_mock) { {} }
+  let(:settings) { OpenStruct.new({ soft: false, idp_cert_fingerprint: 'something' }) }
+  let(:auth_hash) { Gitlab::Auth::Saml::AuthHash.new(saml_strategy) }
+
+  subject { auth_hash.authn_context }
+
+  before do
+    allow(saml_strategy).to receive(:session).and_return(session_mock)
+    allow_any_instance_of(OneLogin::RubySaml::Response).to receive(:is_valid?).and_return(true)
+    saml_strategy.send(:handle_response, mock_saml_response, {}, settings ) { }
+  end
+
+  it 'can extract AuthnContextClassRef from SAMLResponse param' do
+    is_expected.to eq 'urn:oasis:names:tc:SAML:2.0:ac:classes:Password'
+  end
+end
diff --git a/spec/factories/lfs_objects.rb b/spec/factories/lfs_objects.rb
index eaf3a4ed497..c909471bb55 100644
--- a/spec/factories/lfs_objects.rb
+++ b/spec/factories/lfs_objects.rb
@@ -7,7 +7,7 @@ FactoryBot.define do
   end
 
   trait :with_file do
-    file { fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "`/png") }
+    file { fixture_file_upload("spec/fixtures/dk.png", "`/png") }
   end
 
   # The uniqueness constraint means we can't use the correct OID for all LFS
diff --git a/spec/factories/merge_requests.rb b/spec/factories/merge_requests.rb
index fab0ec22450..3441ce1b8cb 100644
--- a/spec/factories/merge_requests.rb
+++ b/spec/factories/merge_requests.rb
@@ -54,6 +54,11 @@ FactoryBot.define do
       state :opened
     end
 
+    trait :invalid do
+      source_branch "feature_one"
+      target_branch "feature_two"
+    end
+
     trait :locked do
       state :locked
     end
@@ -98,6 +103,7 @@ FactoryBot.define do
     factory :merged_merge_request, traits: [:merged]
     factory :closed_merge_request, traits: [:closed]
     factory :reopened_merge_request, traits: [:opened]
+    factory :invalid_merge_request, traits: [:invalid]
     factory :merge_request_with_diffs, traits: [:with_diffs]
     factory :merge_request_with_diff_notes do
       after(:create) do |mr|
diff --git a/spec/factories/notes.rb b/spec/factories/notes.rb
index 40f3fa7d69b..9fdc3e616a6 100644
--- a/spec/factories/notes.rb
+++ b/spec/factories/notes.rb
@@ -130,11 +130,11 @@ FactoryBot.define do
     end
 
     trait :with_attachment do
-      attachment { fixture_file_upload(Rails.root.join( "spec/fixtures/dk.png"), "image/png") }
+      attachment { fixture_file_upload("spec/fixtures/dk.png", "image/png") }
     end
 
     trait :with_svg_attachment do
-      attachment { fixture_file_upload(Rails.root.join("spec/fixtures/unsanitized.svg"), "image/svg+xml") }
+      attachment { fixture_file_upload("spec/fixtures/unsanitized.svg", "image/svg+xml") }
     end
 
     transient do
diff --git a/spec/factories/project_auto_devops.rb b/spec/factories/project_auto_devops.rb
index 5ce1988c76f..b77f702f9e1 100644
--- a/spec/factories/project_auto_devops.rb
+++ b/spec/factories/project_auto_devops.rb
@@ -3,5 +3,14 @@ FactoryBot.define do
     project
     enabled true
     domain "example.com"
+    deploy_strategy :continuous
+
+    trait :manual do
+      deploy_strategy :manual
+    end
+
+    trait :disabled do
+      enabled false
+    end
   end
 end
diff --git a/spec/factories/projects.rb b/spec/factories/projects.rb
index 16e025618a6..f6b05bac0e8 100644
--- a/spec/factories/projects.rb
+++ b/spec/factories/projects.rb
@@ -151,11 +151,6 @@ FactoryBot.define do
     trait :empty_repo do
       after(:create) do |project|
         raise "Failed to create repository!" unless project.create_repository
-
-        # We delete hooks so that gitlab-shell will not try to authenticate with
-        # an API that isn't running
-        project.gitlab_shell.rm_directory(project.repository_storage,
-                                          File.join("#{project.disk_path}.git", 'hooks'))
       end
     end
 
@@ -180,13 +175,6 @@ FactoryBot.define do
     trait :wiki_repo do
       after(:create) do |project|
         raise 'Failed to create wiki repository!' unless project.create_wiki
-
-        # We delete hooks so that gitlab-shell will not try to authenticate with
-        # an API that isn't running
-        project.gitlab_shell.rm_directory(
-          project.repository_storage,
-          File.join("#{project.wiki.repository.disk_path}.git", "hooks")
-        )
       end
     end
 
diff --git a/spec/factories/term_agreements.rb b/spec/factories/term_agreements.rb
index 557599e663d..3c4eebd0196 100644
--- a/spec/factories/term_agreements.rb
+++ b/spec/factories/term_agreements.rb
@@ -3,4 +3,12 @@ FactoryBot.define do
     term
     user
   end
+
+  trait :declined do
+    accepted false
+  end
+
+  trait :accepted do
+    accepted true
+  end
 end
diff --git a/spec/features/admin/admin_appearance_spec.rb b/spec/features/admin/admin_appearance_spec.rb
index d91dcf76191..a5e0ac592b9 100644
--- a/spec/features/admin/admin_appearance_spec.rb
+++ b/spec/features/admin/admin_appearance_spec.rb
@@ -76,6 +76,26 @@ feature 'Admin Appearance' do
     expect(page).not_to have_css(header_logo_selector)
   end
 
+  scenario 'Favicon' do
+    sign_in(create(:admin))
+    visit admin_appearances_path
+
+    attach_file(:appearance_favicon, logo_fixture)
+    click_button 'Save'
+
+    expect(page).to have_css('.appearance-light-logo-preview')
+
+    click_link 'Remove favicon'
+
+    expect(page).not_to have_css('.appearance-light-logo-preview')
+
+    # allowed file types
+    attach_file(:appearance_favicon, Rails.root.join('spec', 'fixtures', 'sanitized.svg'))
+    click_button 'Save'
+
+    expect(page).to have_content 'Favicon You are not allowed to upload "svg" files, allowed types: png, ico'
+  end
+
   def expect_custom_sign_in_appearance(appearance)
     expect(page).to have_content appearance.title
     expect(page).to have_content appearance.description
diff --git a/spec/features/admin/admin_groups_spec.rb b/spec/features/admin/admin_groups_spec.rb
index d5e603baeae..a4226d7a682 100644
--- a/spec/features/admin/admin_groups_spec.rb
+++ b/spec/features/admin/admin_groups_spec.rb
@@ -31,6 +31,7 @@ feature 'Admin Groups' do
       path_component = 'gitlab'
       group_name = 'GitLab group name'
       group_description = 'Description of group for GitLab'
+
       fill_in 'group_path', with: path_component
       fill_in 'group_name', with: group_name
       fill_in 'group_description', with: group_description
diff --git a/spec/features/admin/admin_settings_spec.rb b/spec/features/admin/admin_settings_spec.rb
index dc025d82937..f3ab4ff771a 100644
--- a/spec/features/admin/admin_settings_spec.rb
+++ b/spec/features/admin/admin_settings_spec.rb
@@ -94,7 +94,7 @@ feature 'Admin updates settings' do
     accept_terms(admin)
 
     page.within('.as-terms') do
-      check 'Require all users to accept Terms of Service when they access GitLab.'
+      check 'Require all users to accept Terms of Service and Privacy Policy when they access GitLab.'
       fill_in 'Terms of Service Agreement', with: 'Be nice!'
       click_button 'Save changes'
     end
@@ -124,6 +124,29 @@ feature 'Admin updates settings' do
     expect(Gitlab::CurrentSettings.disabled_oauth_sign_in_sources).not_to include('google_oauth2')
   end
 
+  scenario 'Oauth providers do not raise validation errors when saving unrelated changes' do
+    expect(Gitlab::CurrentSettings.disabled_oauth_sign_in_sources).to be_empty
+
+    page.within('.as-signin') do
+      uncheck 'Google'
+      click_button 'Save changes'
+    end
+
+    expect(page).to have_content "Application settings saved successfully"
+    expect(Gitlab::CurrentSettings.disabled_oauth_sign_in_sources).to include('google_oauth2')
+
+    # Remove google_oauth2 from the Omniauth strategies
+    allow(Devise).to receive(:omniauth_providers).and_return([])
+
+    # Save an unrelated setting
+    page.within('.as-ci-cd') do
+      click_button 'Save changes'
+    end
+
+    expect(page).to have_content "Application settings saved successfully"
+    expect(Gitlab::CurrentSettings.disabled_oauth_sign_in_sources).to include('google_oauth2')
+  end
+
   scenario 'Change Help page' do
     page.within('.as-help-page') do
       fill_in 'Help page text', with: 'Example text'
diff --git a/spec/features/admin/admin_uses_repository_checks_spec.rb b/spec/features/admin/admin_uses_repository_checks_spec.rb
index 90cf5a53787..7371a494d36 100644
--- a/spec/features/admin/admin_uses_repository_checks_spec.rb
+++ b/spec/features/admin/admin_uses_repository_checks_spec.rb
@@ -28,7 +28,7 @@ feature 'Admin uses repository checks' do
     visit_admin_project_page(project)
 
     page.within('.alert') do
-      expect(page.text).to match(/Last repository check \(.* ago\) failed/)
+      expect(page.text).to match(/Last repository check \(just now\) failed/)
     end
   end
 
diff --git a/spec/features/boards/boards_spec.rb b/spec/features/boards/boards_spec.rb
index e414345ac23..f6e0dee28c6 100644
--- a/spec/features/boards/boards_spec.rb
+++ b/spec/features/boards/boards_spec.rb
@@ -150,7 +150,7 @@ describe 'Issue Boards', :js do
       click_button 'Add list'
       wait_for_requests
 
-      find('.dropdown-menu-close').click
+      find('.js-new-board-list').click
 
       page.within(find('.board:nth-child(2)')) do
         accept_confirm { find('.board-delete').click }
diff --git a/spec/features/commits_spec.rb b/spec/features/commits_spec.rb
index 62a2ec55b00..87fa3f60826 100644
--- a/spec/features/commits_spec.rb
+++ b/spec/features/commits_spec.rb
@@ -47,7 +47,7 @@ describe 'Commits' do
 
     context 'commit status is Ci Build' do
       let!(:build) { create(:ci_build, pipeline: pipeline) }
-      let(:artifacts_file) { fixture_file_upload(Rails.root + 'spec/fixtures/banana_sample.gif', 'image/gif') }
+      let(:artifacts_file) { fixture_file_upload('spec/fixtures/banana_sample.gif', 'image/gif') }
 
       context 'when logged as developer' do
         before do
diff --git a/spec/features/dashboard/groups_list_spec.rb b/spec/features/dashboard/groups_list_spec.rb
index ed47f7ed390..29280bd6e06 100644
--- a/spec/features/dashboard/groups_list_spec.rb
+++ b/spec/features/dashboard/groups_list_spec.rb
@@ -65,7 +65,11 @@ feature 'Dashboard Groups page', :js do
       fill_in 'filter', with: group.name
       wait_for_requests
 
+      expect(page).to have_content(group.name)
+      expect(page).not_to have_content(nested_group.parent.name)
+
       fill_in 'filter', with: ''
+      page.find('[name="filter"]').send_keys(:enter)
       wait_for_requests
 
       expect(page).to have_content(group.name)
diff --git a/spec/features/explore/groups_list_spec.rb b/spec/features/explore/groups_list_spec.rb
index 801a33979ff..ad02b454aee 100644
--- a/spec/features/explore/groups_list_spec.rb
+++ b/spec/features/explore/groups_list_spec.rb
@@ -35,7 +35,11 @@ describe 'Explore Groups page', :js do
     fill_in 'filter', with: group.name
     wait_for_requests
 
+    expect(page).to have_content(group.full_name)
+    expect(page).not_to have_content(public_group.full_name)
+
     fill_in 'filter', with: ""
+    page.find('[name="filter"]').send_keys(:enter)
     wait_for_requests
 
     expect(page).to have_content(group.full_name)
diff --git a/spec/features/groups/empty_states_spec.rb b/spec/features/groups/empty_states_spec.rb
index 04217fec06c..5828d833ae9 100644
--- a/spec/features/groups/empty_states_spec.rb
+++ b/spec/features/groups/empty_states_spec.rb
@@ -59,6 +59,18 @@ feature 'Group empty states' do
         end
       end
 
+      shared_examples "no projects" do
+        it 'displays an empty state' do
+          expect(page).to have_selector('.empty-state')
+        end
+
+        it "does not show a new #{issuable_name} button" do
+          within '.empty-state' do
+            expect(page).not_to have_link("create #{issuable_name}")
+          end
+        end
+      end
+
       context 'group without a project' do
         context 'group has a subgroup', :nested_groups do
           let(:subgroup) { create(:group, parent: group) }
@@ -92,16 +104,18 @@ feature 'Group empty states' do
             visit path
           end
 
-          it 'displays an empty state' do
-            expect(page).to have_selector('.empty-state')
-          end
+          it_behaves_like "no projects"
+        end
+      end
 
-          it "shows a new #{issuable_name} button" do
-            within '.empty-state' do
-              expect(page).not_to have_link("create #{issuable_name}")
-            end
-          end
+      context 'group has only a project with issues disabled' do
+        let(:project_with_issues_disabled) { create(:empty_project, :issues_disabled, group: group) }
+
+        before do
+          visit path
         end
+
+        it_behaves_like "no projects"
       end
     end
   end
diff --git a/spec/features/groups/issues_spec.rb b/spec/features/groups/issues_spec.rb
index 111a24c0d94..e131ded3688 100644
--- a/spec/features/groups/issues_spec.rb
+++ b/spec/features/groups/issues_spec.rb
@@ -5,6 +5,7 @@ feature 'Group issues page' do
 
   let(:group) { create(:group) }
   let(:project) { create(:project, :public, group: group)}
+  let(:project_with_issues_disabled) { create(:project, :issues_disabled, group: group) }
   let(:path) { issues_group_path(group) }
 
   context 'with shared examples' do
@@ -76,4 +77,25 @@ feature 'Group issues page' do
       end
     end
   end
+
+  context 'projects with issues disabled' do
+    describe 'issue dropdown' do
+      let(:user_in_group) { create(:group_member, :master, user: create(:user), group: group ).user }
+
+      before do
+        [project, project_with_issues_disabled].each { |project| project.add_master(user_in_group) }
+        sign_in(user_in_group)
+        visit issues_group_path(group)
+      end
+
+      it 'shows projects only with issues feature enabled', :js do
+        find('.new-project-item-link').click
+
+        page.within('.select2-results') do
+          expect(page).to have_content(project.full_name)
+          expect(page).not_to have_content(project_with_issues_disabled.full_name)
+        end
+      end
+    end
+  end
 end
diff --git a/spec/features/groups/labels/index_spec.rb b/spec/features/groups/labels/index_spec.rb
new file mode 100644
index 00000000000..6c1b43a9013
--- /dev/null
+++ b/spec/features/groups/labels/index_spec.rb
@@ -0,0 +1,17 @@
+require 'spec_helper'
+
+feature 'Group labels' do
+  let(:user)  { create(:user) }
+  let(:group) { create(:group) }
+  let!(:label) { create(:group_label, group: group) }
+
+  background do
+    group.add_owner(user)
+    sign_in(user)
+    visit group_labels_path(group)
+  end
+
+  scenario 'label has edit button', :js do
+    expect(page).to have_selector('.label-action.edit')
+  end
+end
diff --git a/spec/features/groups/merge_requests_spec.rb b/spec/features/groups/merge_requests_spec.rb
index 672ae785c2d..921a447f6ee 100644
--- a/spec/features/groups/merge_requests_spec.rb
+++ b/spec/features/groups/merge_requests_spec.rb
@@ -56,4 +56,21 @@ feature 'Group merge requests page' do
       expect(find('#js-dropdown-assignee .filter-dropdown')).not_to have_content(user2.name)
     end
   end
+
+  describe 'new merge request dropdown' do
+    let(:project_with_merge_requests_disabled) { create(:project, :merge_requests_disabled, group: group) }
+
+    before do
+      visit path
+    end
+
+    it 'shows projects only with merge requests feature enabled', :js do
+      find('.new-project-item-link').click
+
+      page.within('.select2-results') do
+        expect(page).to have_content(project.name_with_namespace)
+        expect(page).not_to have_content(project_with_merge_requests_disabled.name_with_namespace)
+      end
+    end
+  end
 end
diff --git a/spec/features/groups/milestone_spec.rb b/spec/features/groups/milestone_spec.rb
index 20337f1d3b0..2108d763028 100644
--- a/spec/features/groups/milestone_spec.rb
+++ b/spec/features/groups/milestone_spec.rb
@@ -107,19 +107,6 @@ feature 'Group milestones' do
         expect(page).to have_selector("#milestone_#{legacy_milestone.milestones.first.id}", count: 1)
       end
 
-      it 'updates milestone' do
-        page.within(".milestones #milestone_#{active_group_milestone.id}") do
-          click_link('Edit')
-        end
-
-        page.within('.milestone-form') do
-          fill_in 'milestone_title', with: 'new title'
-          click_button('Update milestone')
-        end
-
-        expect(find('#content-body h2')).to have_content('new title')
-      end
-
       it 'shows milestone detail and supports its edit' do
         page.within(".milestones #milestone_#{active_group_milestone.id}") do
           click_link(active_group_milestone.title)
diff --git a/spec/features/ics/dashboard_issues_spec.rb b/spec/features/ics/dashboard_issues_spec.rb
index 5d6cd44ad1c..a4d05c25a90 100644
--- a/spec/features/ics/dashboard_issues_spec.rb
+++ b/spec/features/ics/dashboard_issues_spec.rb
@@ -5,19 +5,49 @@ describe 'Dashboard Issues Calendar Feed'  do
     let!(:user)     { create(:user, email: 'private1@example.com', public_email: 'public1@example.com') }
     let!(:assignee) { create(:user, email: 'private2@example.com', public_email: 'public2@example.com') }
     let!(:project) { create(:project) }
+    let(:milestone) { create(:milestone, project_id: project.id, title: 'v1.0') }
 
     before do
       project.add_master(user)
     end
 
     context 'when authenticated' do
-      it 'renders calendar feed' do
-        sign_in user
-        visit issues_dashboard_path(:ics)
+      context 'with no referer' do
+        it 'renders calendar feed' do
+          sign_in user
+          visit issues_dashboard_path(:ics,
+                                      due_date: Issue::DueNextMonthAndPreviousTwoWeeks.name,
+                                      sort: 'closest_future_date')
 
-        expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
-        expect(body).to have_text('BEGIN:VCALENDAR')
+          expect(response_headers['Content-Type']).to have_content('text/calendar')
+          expect(body).to have_text('BEGIN:VCALENDAR')
+        end
+      end
+
+      context 'with GitLab as the referer' do
+        it 'renders calendar feed as text/plain' do
+          sign_in user
+          page.driver.header('Referer', issues_dashboard_url(host: Settings.gitlab.base_url))
+          visit issues_dashboard_path(:ics,
+                                      due_date: Issue::DueNextMonthAndPreviousTwoWeeks.name,
+                                      sort: 'closest_future_date')
+
+          expect(response_headers['Content-Type']).to have_content('text/plain')
+          expect(body).to have_text('BEGIN:VCALENDAR')
+        end
+      end
+
+      context 'when filtered by milestone' do
+        it 'renders calendar feed' do
+          sign_in user
+          visit issues_dashboard_path(:ics,
+                                      due_date: Issue::DueNextMonthAndPreviousTwoWeeks.name,
+                                      sort: 'closest_future_date',
+                                      milestone_title: milestone.title)
+
+          expect(response_headers['Content-Type']).to have_content('text/calendar')
+          expect(body).to have_text('BEGIN:VCALENDAR')
+        end
       end
     end
 
@@ -25,20 +55,24 @@ describe 'Dashboard Issues Calendar Feed'  do
       it 'renders calendar feed' do
         personal_access_token = create(:personal_access_token, user: user)
 
-        visit issues_dashboard_path(:ics, private_token: personal_access_token.token)
+        visit issues_dashboard_path(:ics,
+                                    due_date: Issue::DueNextMonthAndPreviousTwoWeeks.name,
+                                    sort: 'closest_future_date',
+                                    private_token: personal_access_token.token)
 
         expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
         expect(body).to have_text('BEGIN:VCALENDAR')
       end
     end
 
     context 'when authenticated via feed token' do
       it 'renders calendar feed' do
-        visit issues_dashboard_path(:ics, feed_token: user.feed_token)
+        visit issues_dashboard_path(:ics,
+                                    due_date: Issue::DueNextMonthAndPreviousTwoWeeks.name,
+                                    sort: 'closest_future_date',
+                                    feed_token: user.feed_token)
 
         expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
         expect(body).to have_text('BEGIN:VCALENDAR')
       end
     end
@@ -50,7 +84,10 @@ describe 'Dashboard Issues Calendar Feed'  do
       end
 
       it 'renders issue fields' do
-        visit issues_dashboard_path(:ics, feed_token: user.feed_token)
+        visit issues_dashboard_path(:ics,
+                                    due_date: Issue::DueNextMonthAndPreviousTwoWeeks.name,
+                                    sort: 'closest_future_date',
+                                    feed_token: user.feed_token)
 
         expect(body).to have_text("SUMMARY:test title (in #{project.full_path})")
         # line length for ics is 75 chars
diff --git a/spec/features/ics/group_issues_spec.rb b/spec/features/ics/group_issues_spec.rb
index 0a049be2ffe..24de5b4b7c6 100644
--- a/spec/features/ics/group_issues_spec.rb
+++ b/spec/features/ics/group_issues_spec.rb
@@ -13,13 +13,25 @@ describe 'Group Issues Calendar Feed'  do
     end
 
     context 'when authenticated' do
-      it 'renders calendar feed' do
-        sign_in user
-        visit issues_group_path(group, :ics)
+      context 'with no referer' do
+        it 'renders calendar feed' do
+          sign_in user
+          visit issues_group_path(group, :ics)
 
-        expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
-        expect(body).to have_text('BEGIN:VCALENDAR')
+          expect(response_headers['Content-Type']).to have_content('text/calendar')
+          expect(body).to have_text('BEGIN:VCALENDAR')
+        end
+      end
+
+      context 'with GitLab as the referer' do
+        it 'renders calendar feed as text/plain' do
+          sign_in user
+          page.driver.header('Referer', issues_group_url(group, host: Settings.gitlab.base_url))
+          visit issues_group_path(group, :ics)
+
+          expect(response_headers['Content-Type']).to have_content('text/plain')
+          expect(body).to have_text('BEGIN:VCALENDAR')
+        end
       end
     end
 
@@ -30,7 +42,6 @@ describe 'Group Issues Calendar Feed'  do
         visit issues_group_path(group, :ics, private_token: personal_access_token.token)
 
         expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
         expect(body).to have_text('BEGIN:VCALENDAR')
       end
     end
@@ -40,7 +51,6 @@ describe 'Group Issues Calendar Feed'  do
         visit issues_group_path(group, :ics, feed_token: user.feed_token)
 
         expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
         expect(body).to have_text('BEGIN:VCALENDAR')
       end
     end
diff --git a/spec/features/ics/project_issues_spec.rb b/spec/features/ics/project_issues_spec.rb
index b99e9607f1d..2ca3d52a5be 100644
--- a/spec/features/ics/project_issues_spec.rb
+++ b/spec/features/ics/project_issues_spec.rb
@@ -12,13 +12,25 @@ describe 'Project Issues Calendar Feed'  do
     end
 
     context 'when authenticated' do
-      it 'renders calendar feed' do
-        sign_in user
-        visit project_issues_path(project, :ics)
+      context 'with no referer' do
+        it 'renders calendar feed' do
+          sign_in user
+          visit project_issues_path(project, :ics)
 
-        expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
-        expect(body).to have_text('BEGIN:VCALENDAR')
+          expect(response_headers['Content-Type']).to have_content('text/calendar')
+          expect(body).to have_text('BEGIN:VCALENDAR')
+        end
+      end
+
+      context 'with GitLab as the referer' do
+        it 'renders calendar feed as text/plain' do
+          sign_in user
+          page.driver.header('Referer', project_issues_url(project, host: Settings.gitlab.base_url))
+          visit project_issues_path(project, :ics)
+
+          expect(response_headers['Content-Type']).to have_content('text/plain')
+          expect(body).to have_text('BEGIN:VCALENDAR')
+        end
       end
     end
 
@@ -29,7 +41,6 @@ describe 'Project Issues Calendar Feed'  do
         visit project_issues_path(project, :ics, private_token: personal_access_token.token)
 
         expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
         expect(body).to have_text('BEGIN:VCALENDAR')
       end
     end
@@ -39,7 +50,6 @@ describe 'Project Issues Calendar Feed'  do
         visit project_issues_path(project, :ics, feed_token: user.feed_token)
 
         expect(response_headers['Content-Type']).to have_content('text/calendar')
-        expect(response_headers['Content-Disposition']).to have_content('inline')
         expect(body).to have_text('BEGIN:VCALENDAR')
       end
     end
diff --git a/spec/features/issuables/markdown_references/jira_spec.rb b/spec/features/issuables/markdown_references/jira_spec.rb
index fa0ab88624e..8eaccfc0949 100644
--- a/spec/features/issuables/markdown_references/jira_spec.rb
+++ b/spec/features/issuables/markdown_references/jira_spec.rb
@@ -163,7 +163,7 @@ describe "Jira", :js do
     HEREDOC
 
     page.within("#diff-notes-app") do
-      fill_in("note_note", with: markdown)
+      fill_in("note-body", with: markdown)
     end
   end
 
diff --git a/spec/features/issuables/shortcuts_issuable_spec.rb b/spec/features/issuables/shortcuts_issuable_spec.rb
index e25fd1a6249..0a19086ffbd 100644
--- a/spec/features/issuables/shortcuts_issuable_spec.rb
+++ b/spec/features/issuables/shortcuts_issuable_spec.rb
@@ -12,6 +12,15 @@ feature 'Blob shortcuts', :js do
     sign_in(user)
   end
 
+  shared_examples "quotes the selected text" do
+    it "quotes the selected text" do
+      select_element('.note-text')
+      find('body').native.send_key('r')
+
+      expect(find('.js-main-target-form .js-vue-comment-form').value).to include(note_text)
+    end
+  end
+
   describe 'pressing "r"' do
     describe 'On an Issue' do
       before do
@@ -20,12 +29,7 @@ feature 'Blob shortcuts', :js do
         wait_for_requests
       end
 
-      it 'quotes the selected text' do
-        select_element('.note-text')
-        find('body').native.send_key('r')
-
-        expect(find('.js-main-target-form .js-vue-comment-form').value).to include(note_text)
-      end
+      include_examples 'quotes the selected text'
     end
 
     describe 'On a Merge Request' do
@@ -35,12 +39,7 @@ feature 'Blob shortcuts', :js do
         wait_for_requests
       end
 
-      it 'quotes the selected text' do
-        select_element('.note-text')
-        find('body').native.send_key('r')
-
-        expect(find('.js-main-target-form #note_note').value).to include(note_text)
-      end
+      include_examples 'quotes the selected text'
     end
   end
 end
diff --git a/spec/features/issues/create_issue_for_discussions_in_merge_request_spec.rb b/spec/features/issues/create_issue_for_discussions_in_merge_request_spec.rb
index e0466aaf422..52962002c33 100644
--- a/spec/features/issues/create_issue_for_discussions_in_merge_request_spec.rb
+++ b/spec/features/issues/create_issue_for_discussions_in_merge_request_spec.rb
@@ -6,6 +6,12 @@ feature 'Resolving all open discussions in a merge request from an issue', :js d
   let(:merge_request) { create(:merge_request, source_project: project) }
   let!(:discussion) { create(:diff_note_on_merge_request, noteable: merge_request, project: project).to_discussion }
 
+  def resolve_all_discussions_link_selector
+    text = "Resolve all discussions in new issue"
+    url = new_project_issue_path(project, merge_request_to_resolve_discussions_of: merge_request.iid)
+    %Q{a[data-original-title="#{text}"][href="#{url}"]}
+  end
+
   describe 'as a user with access to the project' do
     before do
       project.add_master(user)
@@ -14,8 +20,8 @@ feature 'Resolving all open discussions in a merge request from an issue', :js d
     end
 
     it 'shows a button to resolve all discussions by creating a new issue' do
-      within('#resolve-count-app') do
-        expect(page).to have_link "Resolve all discussions in new issue", href: new_project_issue_path(project, merge_request_to_resolve_discussions_of: merge_request.iid)
+      within('.line-resolve-all-container') do
+        expect(page).to have_selector resolve_all_discussions_link_selector
       end
     end
 
@@ -25,13 +31,13 @@ feature 'Resolving all open discussions in a merge request from an issue', :js d
       end
 
       it 'hides the link for creating a new issue' do
-        expect(page).not_to have_link "Resolve all discussions in new issue", href: new_project_issue_path(project, merge_request_to_resolve_discussions_of: merge_request.iid)
+        expect(page).not_to have_selector resolve_all_discussions_link_selector
       end
     end
 
     context 'creating an issue for discussions' do
       before do
-        click_link "Resolve all discussions in new issue", href: new_project_issue_path(project, merge_request_to_resolve_discussions_of: merge_request.iid)
+        find(resolve_all_discussions_link_selector).click
       end
 
       it_behaves_like 'creating an issue for a discussion'
diff --git a/spec/features/issues/create_issue_for_single_discussion_in_merge_request_spec.rb b/spec/features/issues/create_issue_for_single_discussion_in_merge_request_spec.rb
index 34beb282bad..9170f9295f0 100644
--- a/spec/features/issues/create_issue_for_single_discussion_in_merge_request_spec.rb
+++ b/spec/features/issues/create_issue_for_single_discussion_in_merge_request_spec.rb
@@ -1,11 +1,17 @@
 require 'rails_helper'
 
-feature 'Resolve an open discussion in a merge request by creating an issue' do
+feature 'Resolve an open discussion in a merge request by creating an issue', :js do
   let(:user) { create(:user) }
   let(:project) { create(:project, :repository, only_allow_merge_if_all_discussions_are_resolved: true) }
   let(:merge_request) { create(:merge_request, source_project: project) }
   let!(:discussion) { create(:diff_note_on_merge_request, noteable: merge_request, project: project).to_discussion }
 
+  def resolve_discussion_selector
+    title = 'Resolve this discussion in a new issue'
+    url = new_project_issue_path(project, discussion_to_resolve: discussion.id, merge_request_to_resolve_discussions_of: merge_request.iid)
+    "a[data-original-title=\"#{title}\"][href=\"#{url}\"]"
+  end
+
   describe 'As a user with access to the project' do
     before do
       project.add_master(user)
@@ -20,17 +26,17 @@ feature 'Resolve an open discussion in a merge request by creating an issue' do
       end
 
       it 'does not show a link to create a new issue' do
-        expect(page).not_to have_link 'Resolve this discussion in a new issue'
+        expect(page).not_to have_css resolve_discussion_selector
       end
     end
 
-    context 'resolving the discussion', :js do
+    context 'resolving the discussion' do
       before do
         click_button 'Resolve discussion'
       end
 
       it 'hides the link for creating a new issue' do
-        expect(page).not_to have_link 'Resolve this discussion in a new issue'
+        expect(page).not_to have_css resolve_discussion_selector
       end
 
       it 'shows the link for creating a new issue when unresolving a discussion' do
@@ -38,19 +44,17 @@ feature 'Resolve an open discussion in a merge request by creating an issue' do
           click_button 'Unresolve discussion'
         end
 
-        expect(page).to have_link 'Resolve this discussion in a new issue'
+        expect(page).to have_css resolve_discussion_selector
       end
     end
 
     it 'has a link to create a new issue for a discussion' do
-      new_issue_link = new_project_issue_path(project, discussion_to_resolve: discussion.id, merge_request_to_resolve_discussions_of: merge_request.iid)
-
-      expect(page).to have_link 'Resolve this discussion in a new issue', href: new_issue_link
+      expect(page).to have_css resolve_discussion_selector
     end
 
     context 'creating the issue' do
       before do
-        click_link 'Resolve this discussion in a new issue', href: new_project_issue_path(project, discussion_to_resolve: discussion.id, merge_request_to_resolve_discussions_of: merge_request.iid)
+        find(resolve_discussion_selector).click
       end
 
       it 'has a hidden field for the discussion' do
diff --git a/spec/features/issues/filtered_search/dropdown_assignee_spec.rb b/spec/features/issues/filtered_search/dropdown_assignee_spec.rb
index cbd0949c192..c8115db9212 100644
--- a/spec/features/issues/filtered_search/dropdown_assignee_spec.rb
+++ b/spec/features/issues/filtered_search/dropdown_assignee_spec.rb
@@ -31,7 +31,7 @@ describe 'Dropdown assignee', :js do
 
   describe 'behavior' do
     it 'opens when the search bar has assignee:' do
-      filtered_search.set('assignee:')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
 
       expect(page).to have_css(js_dropdown_assignee, visible: true)
     end
@@ -44,6 +44,7 @@ describe 'Dropdown assignee', :js do
 
     it 'should show loading indicator when opened' do
       slow_requests do
+        # We aren't using `input_filtered_search` because we want to see the loading indicator
         filtered_search.set('assignee:')
 
         expect(page).to have_css('#js-dropdown-assignee .filter-dropdown-loading', visible: true)
@@ -51,19 +52,19 @@ describe 'Dropdown assignee', :js do
     end
 
     it 'should hide loading indicator when loaded' do
-      filtered_search.set('assignee:')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
 
       expect(find(js_dropdown_assignee)).not_to have_css('.filter-dropdown-loading')
     end
 
     it 'should load all the assignees when opened' do
-      filtered_search.set('assignee:')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
 
       expect(dropdown_assignee_size).to eq(4)
     end
 
     it 'shows current user at top of dropdown' do
-      filtered_search.set('assignee:')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
 
       expect(filter_dropdown.first('.filter-dropdown-item')).to have_content(user.name)
     end
@@ -71,7 +72,7 @@ describe 'Dropdown assignee', :js do
 
   describe 'filtering' do
     before do
-      filtered_search.set('assignee:')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
 
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_john.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_jacob.name)
@@ -79,23 +80,21 @@ describe 'Dropdown assignee', :js do
     end
 
     it 'filters by name' do
-      filtered_search.send_keys('j')
+      input_filtered_search('jac', submit: false, extra_space: false)
 
-      expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_john.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_jacob.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_no_content(user.name)
     end
 
     it 'filters by case insensitive name' do
-      filtered_search.send_keys('J')
+      input_filtered_search('JAC', submit: false, extra_space: false)
 
-      expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_john.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_jacob.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_no_content(user.name)
     end
 
     it 'filters by username with symbol' do
-      filtered_search.send_keys('@ot')
+      input_filtered_search('@ott', submit: false, extra_space: false)
 
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_jacob.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user.name)
@@ -103,7 +102,7 @@ describe 'Dropdown assignee', :js do
     end
 
     it 'filters by case insensitive username with symbol' do
-      filtered_search.send_keys('@OT')
+      input_filtered_search('@OTT', submit: false, extra_space: false)
 
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_jacob.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user.name)
@@ -111,7 +110,9 @@ describe 'Dropdown assignee', :js do
     end
 
     it 'filters by username without symbol' do
-      filtered_search.send_keys('ot')
+      input_filtered_search('ott', submit: false, extra_space: false)
+
+      wait_for_requests
 
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_jacob.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user.name)
@@ -119,7 +120,9 @@ describe 'Dropdown assignee', :js do
     end
 
     it 'filters by case insensitive username without symbol' do
-      filtered_search.send_keys('OT')
+      input_filtered_search('OTT', submit: false, extra_space: false)
+
+      wait_for_requests
 
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user_jacob.name)
       expect(find("#{js_dropdown_assignee} .filter-dropdown")).to have_content(user.name)
@@ -129,7 +132,7 @@ describe 'Dropdown assignee', :js do
 
   describe 'selecting from dropdown' do
     before do
-      filtered_search.set('assignee:')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
     end
 
     it 'fills in the assignee username when the assignee has not been filtered' do
@@ -143,7 +146,7 @@ describe 'Dropdown assignee', :js do
     end
 
     it 'fills in the assignee username when the assignee has been filtered' do
-      filtered_search.send_keys('roo')
+      input_filtered_search('roo', submit: false, extra_space: false)
       click_assignee(user.name)
 
       wait_for_requests
@@ -165,7 +168,7 @@ describe 'Dropdown assignee', :js do
   describe 'selecting from dropdown without Ajax call' do
     before do
       Gitlab::Testing::RequestBlockerMiddleware.block_requests!
-      filtered_search.set('assignee:')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
     end
 
     after do
@@ -183,31 +186,31 @@ describe 'Dropdown assignee', :js do
 
   describe 'input has existing content' do
     it 'opens assignee dropdown with existing search term' do
-      filtered_search.set('searchTerm assignee:')
+      input_filtered_search('searchTerm assignee:', submit: false, extra_space: false)
 
       expect(page).to have_css(js_dropdown_assignee, visible: true)
     end
 
     it 'opens assignee dropdown with existing author' do
-      filtered_search.set('author:@user assignee:')
+      input_filtered_search('author:@user assignee:', submit: false, extra_space: false)
 
       expect(page).to have_css(js_dropdown_assignee, visible: true)
     end
 
     it 'opens assignee dropdown with existing label' do
-      filtered_search.set('label:~bug assignee:')
+      input_filtered_search('label:~bug assignee:', submit: false, extra_space: false)
 
       expect(page).to have_css(js_dropdown_assignee, visible: true)
     end
 
     it 'opens assignee dropdown with existing milestone' do
-      filtered_search.set('milestone:%v1.0 assignee:')
+      input_filtered_search('milestone:%v1.0 assignee:', submit: false, extra_space: false)
 
       expect(page).to have_css(js_dropdown_assignee, visible: true)
     end
 
     it 'opens assignee dropdown with existing my-reaction' do
-      filtered_search.set('my-reaction:star assignee:')
+      input_filtered_search('my-reaction:star assignee:', submit: false, extra_space: false)
 
       expect(page).to have_css(js_dropdown_assignee, visible: true)
     end
@@ -215,8 +218,7 @@ describe 'Dropdown assignee', :js do
 
   describe 'caching requests' do
     it 'caches requests after the first load' do
-      filtered_search.set('assignee')
-      filtered_search.send_keys(':')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
       initial_size = dropdown_assignee_size
 
       expect(initial_size).to be > 0
@@ -224,8 +226,7 @@ describe 'Dropdown assignee', :js do
       new_user = create(:user)
       project.add_master(new_user)
       find('.filtered-search-box .clear-search').click
-      filtered_search.set('assignee')
-      filtered_search.send_keys(':')
+      input_filtered_search('assignee:', submit: false, extra_space: false)
 
       expect(dropdown_assignee_size).to eq(initial_size)
     end
diff --git a/spec/features/issues/filtered_search/filter_issues_spec.rb b/spec/features/issues/filtered_search/filter_issues_spec.rb
index bc42618306f..8dca81a8627 100644
--- a/spec/features/issues/filtered_search/filter_issues_spec.rb
+++ b/spec/features/issues/filtered_search/filter_issues_spec.rb
@@ -10,6 +10,7 @@ describe 'Filter issues', :js do
   # When the name is longer, the filtered search input can end up scrolling
   # horizontally, and PhantomJS can't handle it.
   let(:user) { create(:user, name: 'Ann') }
+  let(:user2) { create(:user, name: 'jane') }
 
   let!(:bug_label) { create(:label, project: project, title: 'bug') }
   let!(:caps_sensitive_label) { create(:label, project: project, title: 'CaPs') }
@@ -25,8 +26,6 @@ describe 'Filter issues', :js do
   before do
     project.add_master(user)
 
-    user2 = create(:user)
-
     create(:issue, project: project, author: user2, title: "Bug report 1")
     create(:issue, project: project, author: user2, title: "Bug report 2")
 
@@ -113,6 +112,24 @@ describe 'Filter issues', :js do
         expect_issues_list_count(3)
         expect_filtered_search_input_empty
       end
+
+      it 'filters issues by invalid assignee' do
+        skip('to be tested, issue #26546')
+      end
+
+      it 'filters issues by multiple assignees' do
+        create(:issue, project: project, author: user, assignees: [user2, user])
+
+        input_filtered_search("assignee:@#{user.username} assignee:@#{user2.username}")
+
+        expect_tokens([
+          assignee_token(user.name),
+          assignee_token(user2.name)
+        ])
+
+        expect_issues_list_count(1)
+        expect_filtered_search_input_empty
+      end
     end
   end
 
@@ -491,6 +508,21 @@ describe 'Filter issues', :js do
     it_behaves_like 'updates atom feed link', :group do
       let(:path) { issues_group_path(group, milestone_title: milestone.title, assignee_id: user.id) }
     end
+
+    it 'updates atom feed link for group issues' do
+      visit issues_group_path(group, milestone_title: milestone.title, assignee_id: user.id)
+      link = find('.nav-controls a[title="Subscribe to RSS feed"]', visible: false)
+      params = CGI.parse(URI.parse(link[:href]).query)
+      auto_discovery_link = find('link[type="application/atom+xml"]', visible: false)
+      auto_discovery_params = CGI.parse(URI.parse(auto_discovery_link[:href]).query)
+
+      expect(params).to include('feed_token' => [user.feed_token])
+      expect(params).to include('milestone_title' => [milestone.title])
+      expect(params).to include('assignee_id' => [user.id.to_s])
+      expect(auto_discovery_params).to include('feed_token' => [user.feed_token])
+      expect(auto_discovery_params).to include('milestone_title' => [milestone.title])
+      expect(auto_discovery_params).to include('assignee_id' => [user.id.to_s])
+    end
   end
 
   context 'URL has a trailing slash' do
diff --git a/spec/features/issues/form_spec.rb b/spec/features/issues/form_spec.rb
index 4625a50b8d9..2cb3ae08b0e 100644
--- a/spec/features/issues/form_spec.rb
+++ b/spec/features/issues/form_spec.rb
@@ -143,6 +143,9 @@ describe 'New/edit issue', :js do
         click_link label.title
         click_link label2.title
       end
+
+      find('.js-issuable-form-dropdown.js-label-select').click
+
       page.within '.js-label-select' do
         expect(page).to have_content label.title
       end
diff --git a/spec/features/issues/user_uses_slash_commands_spec.rb b/spec/features/issues/user_uses_slash_commands_spec.rb
index fd0aa6cf3a3..17818beb947 100644
--- a/spec/features/issues/user_uses_slash_commands_spec.rb
+++ b/spec/features/issues/user_uses_slash_commands_spec.rb
@@ -153,6 +153,42 @@ feature 'Issues > User uses quick actions', :js do
       end
     end
 
+    describe 'make issue confidential' do
+      let(:issue) { create(:issue, project: project) }
+      let(:original_issue) { create(:issue, project: project) }
+
+      context 'when the current user can update issues' do
+        it 'does not create a note, and marks the issue as confidential' do
+          add_note("/confidential")
+
+          expect(page).not_to have_content "/confidential"
+          expect(page).to have_content 'Commands applied'
+          expect(page).to have_content "made the issue confidential"
+
+          expect(issue.reload).to be_confidential
+        end
+      end
+
+      context 'when the current user cannot update the issue' do
+        let(:guest) { create(:user) }
+        before do
+          project.add_guest(guest)
+          gitlab_sign_out
+          sign_in(guest)
+          visit project_issue_path(project, issue)
+        end
+
+        it 'does not create a note, and does not mark the issue as confidential' do
+          add_note("/confidential")
+
+          expect(page).not_to have_content 'Commands applied'
+          expect(page).not_to have_content "made the issue confidential"
+
+          expect(issue.reload).not_to be_confidential
+        end
+      end
+    end
+
     describe 'move the issue to another project' do
       let(:issue) { create(:issue, project: project) }
 
@@ -190,7 +226,9 @@ feature 'Issues > User uses quick actions', :js do
         it 'does not move the issue' do
           add_note("/move #{project_unauthorized.full_path}")
 
-          expect(page).not_to have_content 'Commands applied'
+          wait_for_requests
+
+          expect(page).to have_content 'Commands applied'
           expect(issue.reload).to be_open
         end
       end
diff --git a/spec/features/labels_hierarchy_spec.rb b/spec/features/labels_hierarchy_spec.rb
index 4700ada1aae..5573148f8bc 100644
--- a/spec/features/labels_hierarchy_spec.rb
+++ b/spec/features/labels_hierarchy_spec.rb
@@ -34,7 +34,7 @@ feature 'Labels Hierarchy', :js, :nested_groups do
 
         wait_for_requests
 
-        expect(page).to have_selector('span.badge', text: label.title)
+        expect(page).to have_selector('.badge', text: label.title)
       end
     end
 
@@ -45,7 +45,7 @@ feature 'Labels Hierarchy', :js, :nested_groups do
 
       wait_for_requests
 
-      expect(page).not_to have_selector('span.badge', text: child_group_label.title)
+      expect(page).not_to have_selector('.badge', text: child_group_label.title)
     end
   end
 
diff --git a/spec/features/markdown/copy_as_gfm_spec.rb b/spec/features/markdown/copy_as_gfm_spec.rb
index 4d897f09b57..05228e27963 100644
--- a/spec/features/markdown/copy_as_gfm_spec.rb
+++ b/spec/features/markdown/copy_as_gfm_spec.rb
@@ -502,6 +502,13 @@ describe 'Copy as GFM', :js do
               1. Numbered lists
         GFM
 
+        # list item followed by an HR
+        <<-GFM.strip_heredoc,
+          - list item
+
+          -----
+        GFM
+
         '# Heading',
         '## Heading',
         '### Heading',
@@ -515,8 +522,6 @@ describe 'Copy as GFM', :js do
 
         '~~Strikethrough~~',
 
-        '2^2',
-
         '-----',
 
         # table
diff --git a/spec/features/markdown/markdown_spec.rb b/spec/features/markdown/markdown_spec.rb
index f13d78d24e3..cac8a5068ec 100644
--- a/spec/features/markdown/markdown_spec.rb
+++ b/spec/features/markdown/markdown_spec.rb
@@ -24,7 +24,7 @@ require 'erb'
 #
 # See the MarkdownFeature class for setup details.
 
-describe 'GitLab Markdown' do
+describe 'GitLab Markdown', :aggregate_failures do
   include Capybara::Node::Matchers
   include MarkupHelper
   include MarkdownMatchers
@@ -44,112 +44,106 @@ describe 'GitLab Markdown' do
 
   # Shared behavior that all pipelines should exhibit
   shared_examples 'all pipelines' do
-    describe 'Redcarpet extensions' do
-      it 'does not parse emphasis inside of words' do
+    it 'includes extensions' do
+      aggregate_failures 'does not parse emphasis inside of words' do
         expect(doc.to_html).not_to match('foo<em>bar</em>baz')
       end
 
-      it 'parses table Markdown' do
-        aggregate_failures do
-          expect(doc).to have_selector('th:contains("Header")')
-          expect(doc).to have_selector('th:contains("Row")')
-          expect(doc).to have_selector('th:contains("Example")')
-        end
+      aggregate_failures 'parses table Markdown' do
+        expect(doc).to have_selector('th:contains("Header")')
+        expect(doc).to have_selector('th:contains("Row")')
+        expect(doc).to have_selector('th:contains("Example")')
       end
 
-      it 'allows Markdown in tables' do
+      aggregate_failures 'allows Markdown in tables' do
         expect(doc.at_css('td:contains("Baz")').children.to_html)
           .to eq '<strong>Baz</strong>'
       end
 
-      it 'parses fenced code blocks' do
-        aggregate_failures do
-          expect(doc).to have_selector('pre.code.highlight.js-syntax-highlight.c')
-          expect(doc).to have_selector('pre.code.highlight.js-syntax-highlight.python')
-        end
+      aggregate_failures 'parses fenced code blocks' do
+        expect(doc).to have_selector('pre.code.highlight.js-syntax-highlight.c')
+        expect(doc).to have_selector('pre.code.highlight.js-syntax-highlight.python')
       end
 
-      it 'parses mermaid code block' do
-        aggregate_failures do
-          expect(doc).to have_selector('pre[lang=mermaid] > code.js-render-mermaid')
-        end
+      aggregate_failures 'parses mermaid code block' do
+        expect(doc).to have_selector('pre[lang=mermaid] > code.js-render-mermaid')
       end
 
-      it 'parses strikethroughs' do
+      aggregate_failures 'parses strikethroughs' do
         expect(doc).to have_selector(%{del:contains("and this text doesn't")})
       end
-
-      it 'parses superscript' do
-        expect(doc).to have_selector('sup', count: 2)
-      end
     end
 
-    describe 'SanitizationFilter' do
-      it 'permits b elements' do
+    it 'includes SanitizationFilter' do
+      aggregate_failures 'permits b elements' do
         expect(doc).to have_selector('b:contains("b tag")')
       end
 
-      it 'permits em elements' do
+      aggregate_failures 'permits em elements' do
         expect(doc).to have_selector('em:contains("em tag")')
       end
 
-      it 'permits code elements' do
+      aggregate_failures 'permits code elements' do
         expect(doc).to have_selector('code:contains("code tag")')
       end
 
-      it 'permits kbd elements' do
+      aggregate_failures 'permits kbd elements' do
         expect(doc).to have_selector('kbd:contains("s")')
       end
 
-      it 'permits strike elements' do
+      aggregate_failures 'permits strike elements' do
         expect(doc).to have_selector('strike:contains(Emoji)')
       end
 
-      it 'permits img elements' do
+      aggregate_failures 'permits img elements' do
         expect(doc).to have_selector('img[data-src*="smile.png"]')
       end
 
-      it 'permits br elements' do
+      aggregate_failures 'permits br elements' do
         expect(doc).to have_selector('br')
       end
 
-      it 'permits hr elements' do
+      aggregate_failures 'permits hr elements' do
         expect(doc).to have_selector('hr')
       end
 
-      it 'permits span elements' do
+      aggregate_failures 'permits span elements' do
         expect(doc).to have_selector('span:contains("span tag")')
       end
 
-      it 'permits details elements' do
+      aggregate_failures 'permits details elements' do
         expect(doc).to have_selector('details:contains("Hiding the details")')
       end
 
-      it 'permits summary elements' do
+      aggregate_failures 'permits summary elements' do
         expect(doc).to have_selector('details summary:contains("collapsible")')
       end
 
-      it 'permits style attribute in th elements' do
-        aggregate_failures do
-          expect(doc.at_css('th:contains("Header")')['style']).to eq 'text-align: center'
-          expect(doc.at_css('th:contains("Row")')['style']).to eq 'text-align: right'
-          expect(doc.at_css('th:contains("Example")')['style']).to eq 'text-align: left'
-        end
+      aggregate_failures 'permits align attribute in th elements' do
+        expect(doc.at_css('th:contains("Header")')['align']).to eq 'center'
+        expect(doc.at_css('th:contains("Row")')['align']).to eq 'right'
+        expect(doc.at_css('th:contains("Example")')['align']).to eq 'left'
       end
 
-      it 'permits style attribute in td elements' do
-        aggregate_failures do
-          expect(doc.at_css('td:contains("Foo")')['style']).to eq 'text-align: center'
-          expect(doc.at_css('td:contains("Bar")')['style']).to eq 'text-align: right'
-          expect(doc.at_css('td:contains("Baz")')['style']).to eq 'text-align: left'
-        end
+      aggregate_failures 'permits align attribute in td elements' do
+        expect(doc.at_css('td:contains("Foo")')['align']).to eq 'center'
+        expect(doc.at_css('td:contains("Bar")')['align']).to eq 'right'
+        expect(doc.at_css('td:contains("Baz")')['align']).to eq 'left'
+      end
+
+      aggregate_failures 'permits superscript elements' do
+        expect(doc).to have_selector('sup', count: 2)
+      end
+
+      aggregate_failures 'permits subscript elements' do
+        expect(doc).to have_selector('sub', count: 3)
       end
 
-      it 'removes `rel` attribute from links' do
+      aggregate_failures 'removes `rel` attribute from links' do
         expect(doc).not_to have_selector('a[rel="bookmark"]')
       end
 
-      it "removes `href` from `a` elements if it's fishy" do
+      aggregate_failures "removes `href` from `a` elements if it's fishy" do
         expect(doc).not_to have_selector('a[href*="javascript"]')
       end
     end
@@ -176,26 +170,26 @@ describe 'GitLab Markdown' do
       end
     end
 
-    describe 'ExternalLinkFilter' do
-      it 'adds nofollow to external link' do
+    it 'includes ExternalLinkFilter' do
+      aggregate_failures 'adds nofollow to external link' do
         link = doc.at_css('a:contains("Google")')
 
         expect(link.attr('rel')).to include('nofollow')
       end
 
-      it 'adds noreferrer to external link' do
+      aggregate_failures 'adds noreferrer to external link' do
         link = doc.at_css('a:contains("Google")')
 
         expect(link.attr('rel')).to include('noreferrer')
       end
 
-      it 'adds _blank to target attribute for external links' do
+      aggregate_failures 'adds _blank to target attribute for external links' do
         link = doc.at_css('a:contains("Google")')
 
         expect(link.attr('target')).to match('_blank')
       end
 
-      it 'ignores internal link' do
+      aggregate_failures 'ignores internal link' do
         link = doc.at_css('a:contains("GitLab Root")')
 
         expect(link.attr('rel')).not_to match 'nofollow'
@@ -219,24 +213,24 @@ describe 'GitLab Markdown' do
 
     it_behaves_like 'all pipelines'
 
-    it 'includes RelativeLinkFilter' do
-      expect(doc).to parse_relative_links
-    end
+    it 'includes custom filters' do
+      aggregate_failures 'RelativeLinkFilter' do
+        expect(doc).to parse_relative_links
+      end
 
-    it 'includes EmojiFilter' do
-      expect(doc).to parse_emoji
-    end
+      aggregate_failures 'EmojiFilter' do
+        expect(doc).to parse_emoji
+      end
 
-    it 'includes TableOfContentsFilter' do
-      expect(doc).to create_header_links
-    end
+      aggregate_failures 'TableOfContentsFilter' do
+        expect(doc).to create_header_links
+      end
 
-    it 'includes AutolinkFilter' do
-      expect(doc).to create_autolinks
-    end
+      aggregate_failures 'AutolinkFilter' do
+        expect(doc).to create_autolinks
+      end
 
-    it 'includes all reference filters' do
-      aggregate_failures do
+      aggregate_failures 'all reference filters' do
         expect(doc).to reference_users
         expect(doc).to reference_issues
         expect(doc).to reference_merge_requests
@@ -246,22 +240,22 @@ describe 'GitLab Markdown' do
         expect(doc).to reference_labels
         expect(doc).to reference_milestones
       end
-    end
 
-    it 'includes TaskListFilter' do
-      expect(doc).to parse_task_lists
-    end
+      aggregate_failures 'TaskListFilter' do
+        expect(doc).to parse_task_lists
+      end
 
-    it 'includes InlineDiffFilter' do
-      expect(doc).to parse_inline_diffs
-    end
+      aggregate_failures 'InlineDiffFilter' do
+        expect(doc).to parse_inline_diffs
+      end
 
-    it 'includes VideoLinkFilter' do
-      expect(doc).to parse_video_links
-    end
+      aggregate_failures 'VideoLinkFilter' do
+        expect(doc).to parse_video_links
+      end
 
-    it 'includes ColorFilter' do
-      expect(doc).to parse_colors
+      aggregate_failures 'ColorFilter' do
+        expect(doc).to parse_colors
+      end
     end
   end
 
@@ -280,24 +274,24 @@ describe 'GitLab Markdown' do
 
     it_behaves_like 'all pipelines'
 
-    it 'includes RelativeLinkFilter' do
-      expect(doc).not_to parse_relative_links
-    end
+    it 'includes custom filters' do
+      aggregate_failures 'RelativeLinkFilter' do
+        expect(doc).not_to parse_relative_links
+      end
 
-    it 'includes EmojiFilter' do
-      expect(doc).to parse_emoji
-    end
+      aggregate_failures 'EmojiFilter' do
+        expect(doc).to parse_emoji
+      end
 
-    it 'includes TableOfContentsFilter' do
-      expect(doc).to create_header_links
-    end
+      aggregate_failures 'TableOfContentsFilter' do
+        expect(doc).to create_header_links
+      end
 
-    it 'includes AutolinkFilter' do
-      expect(doc).to create_autolinks
-    end
+      aggregate_failures 'AutolinkFilter' do
+        expect(doc).to create_autolinks
+      end
 
-    it 'includes all reference filters' do
-      aggregate_failures do
+      aggregate_failures 'all reference filters' do
         expect(doc).to reference_users
         expect(doc).to reference_issues
         expect(doc).to reference_merge_requests
@@ -307,26 +301,51 @@ describe 'GitLab Markdown' do
         expect(doc).to reference_labels
         expect(doc).to reference_milestones
       end
-    end
 
-    it 'includes TaskListFilter' do
-      expect(doc).to parse_task_lists
-    end
+      aggregate_failures 'TaskListFilter' do
+        expect(doc).to parse_task_lists
+      end
 
-    it 'includes GollumTagsFilter' do
-      expect(doc).to parse_gollum_tags
-    end
+      aggregate_failures 'GollumTagsFilter' do
+        expect(doc).to parse_gollum_tags
+      end
+
+      aggregate_failures 'InlineDiffFilter' do
+        expect(doc).to parse_inline_diffs
+      end
 
-    it 'includes InlineDiffFilter' do
-      expect(doc).to parse_inline_diffs
+      aggregate_failures 'VideoLinkFilter' do
+        expect(doc).to parse_video_links
+      end
+
+      aggregate_failures 'ColorFilter' do
+        expect(doc).to parse_colors
+      end
     end
+  end
 
-    it 'includes VideoLinkFilter' do
-      expect(doc).to parse_video_links
+  context 'Redcarpet documents' do
+    before do
+      allow_any_instance_of(Banzai::Filter::MarkdownFilter).to receive(:engine).and_return('Redcarpet')
+      @html = markdown(@feat.raw_markdown)
     end
 
-    it 'includes ColorFilter' do
-      expect(doc).to parse_colors
+    it 'processes certain elements differently' do
+      aggregate_failures 'parses superscript' do
+        expect(doc).to have_selector('sup', count: 3)
+      end
+
+      aggregate_failures 'permits style attribute in th elements' do
+        expect(doc.at_css('th:contains("Header")')['style']).to eq 'text-align: center'
+        expect(doc.at_css('th:contains("Row")')['style']).to eq 'text-align: right'
+        expect(doc.at_css('th:contains("Example")')['style']).to eq 'text-align: left'
+      end
+
+      aggregate_failures 'permits style attribute in td elements' do
+        expect(doc.at_css('td:contains("Foo")')['style']).to eq 'text-align: center'
+        expect(doc.at_css('td:contains("Bar")')['style']).to eq 'text-align: right'
+        expect(doc.at_css('td:contains("Baz")')['style']).to eq 'text-align: left'
+      end
     end
   end
 
diff --git a/spec/features/merge_request/maintainer_edits_fork_spec.rb b/spec/features/merge_request/maintainer_edits_fork_spec.rb
index a3323da1b1f..1808d0c0a0c 100644
--- a/spec/features/merge_request/maintainer_edits_fork_spec.rb
+++ b/spec/features/merge_request/maintainer_edits_fork_spec.rb
@@ -14,7 +14,7 @@ describe 'a maintainer edits files on a source-branch of an MR from a fork', :js
            source_branch: 'fix',
            target_branch: 'master',
            author: author,
-           allow_maintainer_to_push: true)
+           allow_collaboration: true)
   end
 
   before do
diff --git a/spec/features/merge_request/user_allows_a_maintainer_to_push_spec.rb b/spec/features/merge_request/user_allows_commits_from_memebers_who_can_merge_spec.rb
index eb41d7de8ed..0af37d76539 100644
--- a/spec/features/merge_request/user_allows_a_maintainer_to_push_spec.rb
+++ b/spec/features/merge_request/user_allows_commits_from_memebers_who_can_merge_spec.rb
@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-describe 'create a merge request that allows maintainers to push', :js do
+describe 'create a merge request, allowing commits from members who can merge to the target branch', :js do
   include ProjectForksHelper
   let(:user) { create(:user) }
   let(:target_project) { create(:project, :public, :repository) }
@@ -21,16 +21,16 @@ describe 'create a merge request that allows maintainers to push', :js do
     sign_in(user)
   end
 
-  it 'allows setting maintainer push possible' do
+  it 'allows setting possible' do
     visit_new_merge_request
 
-    check 'Allow edits from maintainers'
+    check 'Allow commits from members who can merge to the target branch'
 
     click_button 'Submit merge request'
 
     wait_for_requests
 
-    expect(page).to have_content('Allows edits from maintainers')
+    expect(page).to have_content('Allows commits from members who can merge to the target branch')
   end
 
   it 'shows a message when one of the projects is private' do
@@ -57,12 +57,12 @@ describe 'create a merge request that allows maintainers to push', :js do
 
       visit_new_merge_request
 
-      expect(page).not_to have_content('Allows edits from maintainers')
+      expect(page).not_to have_content('Allows commits from members who can merge to the target branch')
     end
   end
 
-  context 'when a maintainer tries to edit the option' do
-    let(:maintainer) { create(:user) }
+  context 'when a member who can merge tries to edit the option' do
+    let(:member) { create(:user) }
     let(:merge_request) do
       create(:merge_request,
              source_project: source_project,
@@ -71,15 +71,15 @@ describe 'create a merge request that allows maintainers to push', :js do
     end
 
     before do
-      target_project.add_master(maintainer)
+      target_project.add_master(member)
 
-      sign_in(maintainer)
+      sign_in(member)
     end
 
-    it 'it hides the option from maintainers' do
+    it 'it hides the option from members' do
       visit edit_project_merge_request_path(target_project, merge_request)
 
-      expect(page).not_to have_content('Allows edits from maintainers')
+      expect(page).not_to have_content('Allows commits from members who can merge to the target branch')
     end
   end
 end
diff --git a/spec/features/merge_request/user_creates_image_diff_notes_spec.rb b/spec/features/merge_request/user_creates_image_diff_notes_spec.rb
index 7c4fd25bb39..728e89db400 100644
--- a/spec/features/merge_request/user_creates_image_diff_notes_spec.rb
+++ b/spec/features/merge_request/user_creates_image_diff_notes_spec.rb
@@ -12,7 +12,7 @@ feature 'Merge request > User creates image diff notes', :js do
     # Stub helper to return any blob file as image from public app folder.
     # This is necessary to run this specs since we don't display repo images in capybara.
     allow_any_instance_of(DiffHelper).to receive(:diff_file_blob_raw_url).and_return('/apple-touch-icon.png')
-    allow_any_instance_of(DiffHelper).to receive(:diff_file_old_blob_raw_url).and_return('/favicon.ico')
+    allow_any_instance_of(DiffHelper).to receive(:diff_file_old_blob_raw_url).and_return('/favicon.png')
   end
 
   context 'create commit diff notes' do
@@ -114,7 +114,8 @@ feature 'Merge request > User creates image diff notes', :js do
           create_image_diff_note
         end
 
-        it 'shows indicator and avatar badges, and allows collapsing/expanding the discussion notes' do
+        # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+        xit 'shows indicator and avatar badges, and allows collapsing/expanding the discussion notes' do
           indicator = find('.js-image-badge', match: :first)
           badge = find('.image-diff-avatar-link .badge', match: :first)
 
@@ -156,7 +157,8 @@ feature 'Merge request > User creates image diff notes', :js do
       visit project_merge_request_path(project, merge_request)
     end
 
-    it 'render diff indicators within the image frame' do
+    # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+    xit 'render diff indicators within the image frame' do
       diff_note = create(:diff_note_on_merge_request, project: project, noteable: merge_request, position: position)
 
       wait_for_requests
diff --git a/spec/features/merge_request/user_locks_discussion_spec.rb b/spec/features/merge_request/user_locks_discussion_spec.rb
index a68df872334..76c759ab8d3 100644
--- a/spec/features/merge_request/user_locks_discussion_spec.rb
+++ b/spec/features/merge_request/user_locks_discussion_spec.rb
@@ -38,9 +38,9 @@ describe 'Merge request > User locks discussion', :js do
       end
 
       it 'the user can not create a comment' do
-        page.within('.issuable-discussion #notes') do
+        page.within('.js-vue-notes-event') do
           expect(page).not_to have_selector('js-main-target-form')
-          expect(page.find('.disabled-comment'))
+          expect(page.find('.issuable-note-warning'))
             .to have_content('This merge request is locked. Only project members can comment.')
         end
       end
diff --git a/spec/features/merge_request/user_posts_diff_notes_spec.rb b/spec/features/merge_request/user_posts_diff_notes_spec.rb
index 2b4623d6dc9..13cc5f256eb 100644
--- a/spec/features/merge_request/user_posts_diff_notes_spec.rb
+++ b/spec/features/merge_request/user_posts_diff_notes_spec.rb
@@ -65,11 +65,13 @@ describe 'Merge request > User posts diff notes', :js do
 
     context 'with a match line' do
       it 'does not allow commenting on the left side' do
-        should_not_allow_commenting(find('.match', match: :first).find(:xpath, '..'), 'left')
+        line_holder = find('.match', match: :first).find(:xpath, '..')
+        should_not_allow_commenting(line_holder, 'left')
       end
 
       it 'does not allow commenting on the right side' do
-        should_not_allow_commenting(find('.match', match: :first).find(:xpath, '..'), 'right')
+        line_holder = find('.match', match: :first).find(:xpath, '..')
+        should_not_allow_commenting(line_holder, 'right')
       end
     end
 
@@ -81,7 +83,7 @@ describe 'Merge request > User posts diff notes', :js do
 
       # The first `.js-unfold` unfolds upwards, therefore the first
       # `.line_holder` will be an unfolded line.
-      let(:line_holder) { first('.line_holder[id="1"]') }
+      let(:line_holder) { first('#a5cc2925ca8258af241be7e5b0381edf30266302 .line_holder') }
 
       it 'does not allow commenting on the left side' do
         should_not_allow_commenting(line_holder, 'left')
@@ -143,7 +145,7 @@ describe 'Merge request > User posts diff notes', :js do
 
       # The first `.js-unfold` unfolds upwards, therefore the first
       # `.line_holder` will be an unfolded line.
-      let(:line_holder) { first('.line_holder[id="1"]') }
+      let(:line_holder) { first('.line_holder[id="a5cc2925ca8258af241be7e5b0381edf30266302_1_1"]') }
 
       it 'does not allow commenting' do
         should_not_allow_commenting line_holder
@@ -183,7 +185,7 @@ describe 'Merge request > User posts diff notes', :js do
     end
 
     describe 'posting a note' do
-      it 'adds as discussion' do
+      xit 'adds as discussion' do
         expect(page).to have_css('.js-temp-notes-holder', count: 2)
 
         should_allow_commenting(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'), asset_form_reset: false)
@@ -201,20 +203,23 @@ describe 'Merge request > User posts diff notes', :js do
     end
 
     context 'with a new line' do
-      it 'allows commenting' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
+      # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+      xit 'allows commenting' do
+        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]').find(:xpath, '..'))
       end
     end
 
     context 'with an old line' do
-      it 'allows commenting' do
-        should_allow_commenting(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'))
+      # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+      xit 'allows commenting' do
+        should_allow_commenting(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]').find(:xpath, '..'))
       end
     end
 
     context 'with an unchanged line' do
-      it 'allows commenting' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]'))
+      # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+      xit 'allows commenting' do
+        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]').find(:xpath, '..'))
       end
     end
 
diff --git a/spec/features/merge_request/user_posts_notes_spec.rb b/spec/features/merge_request/user_posts_notes_spec.rb
index b54addce993..fa819cbc385 100644
--- a/spec/features/merge_request/user_posts_notes_spec.rb
+++ b/spec/features/merge_request/user_posts_notes_spec.rb
@@ -24,10 +24,9 @@ describe 'Merge request > User posts notes', :js do
   describe 'the note form' do
     it 'is valid' do
       is_expected.to have_css('.js-main-target-form', visible: true, count: 1)
-      expect(find('.js-main-target-form .js-comment-button').value)
-        .to eq('Comment')
+      expect(find('.js-main-target-form')).to have_selector('button', text: 'Comment')
       page.within('.js-main-target-form') do
-        expect(page).not_to have_link('Cancel')
+        expect(page).not_to have_button('Cancel')
       end
     end
 
@@ -60,8 +59,9 @@ describe 'Merge request > User posts notes', :js do
       is_expected.to have_content('This is awesome!')
       page.within('.js-main-target-form') do
         expect(page).to have_no_field('note[note]', with: 'This is awesome!')
-        expect(page).to have_css('.js-md-preview', visible: :hidden)
+        expect(page).to have_css('.js-vue-md-preview', visible: :hidden)
       end
+      wait_for_requests
       page.within('.js-main-target-form') do
         is_expected.to have_css('.js-note-text', visible: true)
       end
@@ -76,6 +76,7 @@ describe 'Merge request > User posts notes', :js do
     end
 
     it 'hides the toolbar buttons when previewing a note' do
+      wait_for_requests
       find('.js-md-preview-button').click
       page.within('.js-main-target-form') do
         expect(page).not_to have_css('.md-header-toolbar.active')
@@ -84,11 +85,6 @@ describe 'Merge request > User posts notes', :js do
   end
 
   describe 'when editing a note' do
-    it 'there should be a hidden edit form' do
-      is_expected.to have_css('.note-edit-form:not(.mr-note-edit-form)', visible: false, count: 1)
-      is_expected.to have_css('.note-edit-form.mr-note-edit-form', visible: false, count: 1)
-    end
-
     describe 'editing the note' do
       before do
         find('.note').hover
@@ -108,8 +104,8 @@ describe 'Merge request > User posts notes', :js do
         within('.current-note-edit-form') do
           fill_in 'note[note]', with: 'Some new content'
           find('.btn-cancel').click
-          expect(find('.js-note-text', visible: false).text).to eq ''
         end
+        expect(find('.js-note-text').text).to eq ''
       end
 
       it 'allows using markdown buttons after saving a note and then trying to edit it again' do
@@ -118,8 +114,8 @@ describe 'Merge request > User posts notes', :js do
           find('.btn-save').click
         end
 
-        wait_for_requests
         find('.note').hover
+        wait_for_requests
 
         find('.js-note-edit').click
 
@@ -139,7 +135,7 @@ describe 'Merge request > User posts notes', :js do
         page.within("#note_#{note.id}") do
           is_expected.to have_css('.note_edited_ago')
           expect(find('.note_edited_ago').text)
-            .to match(/less than a minute ago/)
+            .to match(/just now/)
         end
       end
     end
@@ -151,13 +147,15 @@ describe 'Merge request > User posts notes', :js do
         find('.js-note-edit').click
       end
 
-      it 'shows the delete link' do
+      # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+      xit 'shows the delete link' do
         page.within('.note-attachment') do
           is_expected.to have_css('.js-note-attachment-delete')
         end
       end
 
-      it 'removes the attachment div and resets the edit form' do
+      # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+      xit 'removes the attachment div and resets the edit form' do
         accept_confirm { find('.js-note-attachment-delete').click }
         is_expected.not_to have_css('.note-attachment')
         is_expected.not_to have_css('.current-note-edit-form')
diff --git a/spec/features/merge_request/user_resolves_conflicts_spec.rb b/spec/features/merge_request/user_resolves_conflicts_spec.rb
index 59aa90fc86f..629052442b4 100644
--- a/spec/features/merge_request/user_resolves_conflicts_spec.rb
+++ b/spec/features/merge_request/user_resolves_conflicts_spec.rb
@@ -44,7 +44,9 @@ describe 'Merge request > User resolves conflicts', :js do
 
       within find('.diff-file', text: 'files/ruby/regex.rb') do
         expect(page).to have_selector('.line_content.new', text: "def username_regexp")
+        expect(page).not_to have_selector('.line_content.new', text: "def username_regex")
         expect(page).to have_selector('.line_content.new', text: "def project_name_regexp")
+        expect(page).not_to have_selector('.line_content.new', text: "def project_name_regex")
         expect(page).to have_selector('.line_content.new', text: "def path_regexp")
         expect(page).to have_selector('.line_content.new', text: "def archive_formats_regexp")
         expect(page).to have_selector('.line_content.new', text: "def git_reference_regexp")
@@ -108,8 +110,12 @@ describe 'Merge request > User resolves conflicts', :js do
           click_link('conflicts', href: %r{/conflicts\Z})
         end
 
-        include_examples "conflicts are resolved in Interactive mode"
-        include_examples "conflicts are resolved in Edit inline mode"
+        # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+        # include_examples "conflicts are resolved in Interactive mode"
+        # include_examples "conflicts are resolved in Edit inline mode"
+
+        it 'prevents RSpec/EmptyExampleGroup' do
+        end
       end
 
       context 'in Parallel view mode' do
@@ -118,8 +124,12 @@ describe 'Merge request > User resolves conflicts', :js do
           click_button 'Side-by-side'
         end
 
-        include_examples "conflicts are resolved in Interactive mode"
-        include_examples "conflicts are resolved in Edit inline mode"
+        # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+        # include_examples "conflicts are resolved in Interactive mode"
+        # include_examples "conflicts are resolved in Edit inline mode"
+
+        it 'prevents RSpec/EmptyExampleGroup' do
+        end
       end
     end
 
@@ -138,7 +148,8 @@ describe 'Merge request > User resolves conflicts', :js do
         end
       end
 
-      it 'conflicts are resolved in Edit inline mode' do
+      # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+      xit 'conflicts are resolved in Edit inline mode' do
         within find('.files-wrapper .diff-file', text: 'files/markdown/ruby-style-guide.md') do
           wait_for_requests
           find('.files-wrapper .diff-file pre')
diff --git a/spec/features/merge_request/user_resolves_diff_notes_and_discussions_resolve_spec.rb b/spec/features/merge_request/user_resolves_diff_notes_and_discussions_resolve_spec.rb
index 0fd2840c426..a0b9d6cb059 100644
--- a/spec/features/merge_request/user_resolves_diff_notes_and_discussions_resolve_spec.rb
+++ b/spec/features/merge_request/user_resolves_diff_notes_and_discussions_resolve_spec.rb
@@ -102,7 +102,8 @@ describe 'Merge request > User resolves diff notes and discussions', :js do
 
         describe 'timeline view' do
           it 'hides when resolve discussion is clicked' do
-            expect(page).to have_selector('.discussion-body', visible: false)
+            expect(page).to have_selector('.discussion-header')
+            expect(page).not_to have_selector('.discussion-body')
           end
 
           it 'shows resolved discussion when toggled' do
@@ -129,7 +130,7 @@ describe 'Merge request > User resolves diff notes and discussions', :js do
           end
 
           it 'hides when resolve discussion is clicked' do
-            expect(page).to have_selector('.diffs .diff-file .notes_holder', visible: false)
+            expect(page).not_to have_selector('.diffs .diff-file .notes_holder')
           end
 
           it 'shows resolved discussion when toggled' do
@@ -218,10 +219,13 @@ describe 'Merge request > User resolves diff notes and discussions', :js do
 
       it 'updates updated text after resolving note' do
         page.within '.diff-content .note' do
-          find('.line-resolve-btn').click
-        end
+          resolve_button = find('.line-resolve-btn')
+
+          resolve_button.click
+          wait_for_requests
 
-        expect(page).to have_content("Resolved by #{user.name}")
+          expect(resolve_button['data-original-title']).to eq("Resolved by #{user.name}")
+        end
       end
 
       it 'hides jump to next discussion button' do
@@ -254,11 +258,16 @@ describe 'Merge request > User resolves diff notes and discussions', :js do
       end
 
       it 'resolves discussion' do
-        page.all('.note .line-resolve-btn').each do |button|
+        resolve_buttons = page.all('.note .line-resolve-btn', count: 2)
+        resolve_buttons.each do |button|
           button.click
         end
 
-        expect(page).to have_content('Resolved by')
+        wait_for_requests
+
+        resolve_buttons.each do |button|
+          expect(button['data-original-title']).to eq("Resolved by #{user.name}")
+        end
 
         page.within '.line-resolve-all-container' do
           expect(page).to have_content('1/1 discussion resolved')
@@ -287,7 +296,7 @@ describe 'Merge request > User resolves diff notes and discussions', :js do
       end
 
       it 'allows user to mark all notes as resolved' do
-        page.all('.line-resolve-btn').each do |btn|
+        page.all('.note .line-resolve-btn', count: 2).each do |btn|
           btn.click
         end
 
@@ -298,7 +307,7 @@ describe 'Merge request > User resolves diff notes and discussions', :js do
       end
 
       it 'allows user user to mark all discussions as resolved' do
-        page.all('.discussion-reply-holder').each do |reply_holder|
+        page.all('.discussion-reply-holder', count: 2).each do |reply_holder|
           page.within reply_holder do
             click_button 'Resolve discussion'
           end
@@ -311,7 +320,7 @@ describe 'Merge request > User resolves diff notes and discussions', :js do
       end
 
       it 'allows user to quickly scroll to next unresolved discussion' do
-        page.within first('.discussion-reply-holder') do
+        page.within('.discussion-reply-holder', match: :first) do
           click_button 'Resolve discussion'
         end
 
@@ -323,19 +332,22 @@ describe 'Merge request > User resolves diff notes and discussions', :js do
       end
 
       it 'updates updated text after resolving note' do
-        page.within first('.diff-content .note') do
-          find('.line-resolve-btn').click
-        end
+        page.within('.diff-content .note', match: :first) do
+          resolve_button = find('.line-resolve-btn')
 
-        expect(page).to have_content("Resolved by #{user.name}")
+          resolve_button.click
+          wait_for_requests
+
+          expect(resolve_button['data-original-title']).to eq("Resolved by #{user.name}")
+        end
       end
 
       it 'shows jump to next discussion button' do
-        expect(page.all('.discussion-reply-holder')).to all(have_selector('.discussion-next-btn'))
+        expect(page.all('.discussion-reply-holder', count: 2)).to all(have_selector('.discussion-next-btn'))
       end
 
       it 'displays next discussion even if hidden' do
-        page.all('.note-discussion').each do |discussion|
+        page.all('.note-discussion', count: 2).each do |discussion|
           page.within discussion do
             click_button 'Toggle discussion'
           end
diff --git a/spec/features/merge_request/user_resolves_outdated_diff_discussions_spec.rb b/spec/features/merge_request/user_resolves_outdated_diff_discussions_spec.rb
index 9ba9e8b9585..fdf9a84e997 100644
--- a/spec/features/merge_request/user_resolves_outdated_diff_discussions_spec.rb
+++ b/spec/features/merge_request/user_resolves_outdated_diff_discussions_spec.rb
@@ -63,7 +63,7 @@ feature 'Merge request > User resolves outdated diff discussions', :js do
 
     it 'shows that as automatically resolved' do
       within(".discussion[data-discussion-id='#{outdated_discussion.id}']") do
-        expect(page).to have_css('.discussion-body', visible: false)
+        expect(page).not_to have_css('.discussion-body')
         expect(page).to have_content('Automatically resolved')
       end
     end
diff --git a/spec/features/merge_request/user_scrolls_to_note_on_load_spec.rb b/spec/features/merge_request/user_scrolls_to_note_on_load_spec.rb
index 3b6fffb7abd..8c2599615cb 100644
--- a/spec/features/merge_request/user_scrolls_to_note_on_load_spec.rb
+++ b/spec/features/merge_request/user_scrolls_to_note_on_load_spec.rb
@@ -17,11 +17,12 @@ describe 'Merge request > User scrolls to note on load', :js do
   it 'scrolls note into view' do
     visit "#{project_merge_request_path(project, merge_request)}#{fragment_id}"
 
+    wait_for_requests
+
     page_height = page.current_window.size[1]
     page_scroll_y = page.evaluate_script("window.scrollY")
     fragment_position_top = page.evaluate_script("Math.round($('#{fragment_id}').offset().top)")
 
-    expect(find('.js-toggle-content').visible?).to eq true
     expect(find(fragment_id).visible?).to eq true
     expect(fragment_position_top).to be >= page_scroll_y
     expect(fragment_position_top).to be < (page_scroll_y + page_height)
@@ -35,7 +36,7 @@ describe 'Merge request > User scrolls to note on load', :js do
     page.execute_script "window.scrollTo(0,0)"
 
     note_element = find(fragment_id)
-    note_container = note_element.ancestor('.js-toggle-container')
+    note_container = note_element.ancestor('.js-discussion-container')
 
     expect(note_element.visible?).to eq true
 
@@ -44,10 +45,11 @@ describe 'Merge request > User scrolls to note on load', :js do
     end
   end
 
-  it 'expands collapsed notes' do
+  # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+  xit 'expands collapsed notes' do
     visit "#{project_merge_request_path(project, merge_request)}#{collapsed_fragment_id}"
     note_element = find(collapsed_fragment_id)
-    note_container = note_element.ancestor('.js-toggle-container')
+    note_container = note_element.ancestor('.timeline-content')
 
     expect(note_element.visible?).to eq true
     expect(note_container.find('.line_content.noteable_line.old', match: :first).visible?).to eq true
diff --git a/spec/features/merge_request/user_sees_avatar_on_diff_notes_spec.rb b/spec/features/merge_request/user_sees_avatar_on_diff_notes_spec.rb
index 9c0a04405a6..0a8296bd722 100644
--- a/spec/features/merge_request/user_sees_avatar_on_diff_notes_spec.rb
+++ b/spec/features/merge_request/user_sees_avatar_on_diff_notes_spec.rb
@@ -35,7 +35,7 @@ describe 'Merge request > User sees avatars on diff notes', :js do
       expect(page).not_to have_selector('.diff-comment-avatar-holders')
     end
 
-    it 'does not render avatars after commening on discussion tab' do
+    it 'does not render avatars after commenting on discussion tab' do
       click_button 'Reply...'
 
       page.within('.js-discussion-note-form') do
@@ -75,7 +75,7 @@ describe 'Merge request > User sees avatars on diff notes', :js do
     end
   end
 
-  %w(inline parallel).each do |view|
+  %w(parallel).each do |view|
     context "#{view} view" do
       before do
         visit diffs_project_merge_request_path(project, merge_request, view: view)
@@ -104,7 +104,7 @@ describe 'Merge request > User sees avatars on diff notes', :js do
           find('.diff-notes-collapse').send_keys(:return)
         end
 
-        expect(page).to have_selector('.notes_holder', visible: false)
+        expect(page).not_to have_selector('.notes_holder')
 
         page.within find_line(position.line_code(project.repository)) do
           first('img.js-diff-comment-avatar').click
diff --git a/spec/features/merge_request/user_sees_diff_spec.rb b/spec/features/merge_request/user_sees_diff_spec.rb
index a9063f2bcb3..d6e7ff33d5d 100644
--- a/spec/features/merge_request/user_sees_diff_spec.rb
+++ b/spec/features/merge_request/user_sees_diff_spec.rb
@@ -6,20 +6,6 @@ describe 'Merge request > User sees diff', :js do
   let(:project) { create(:project, :public, :repository) }
   let(:merge_request) { create(:merge_request, source_project: project) }
 
-  context 'when visit with */* as accept header' do
-    it 'renders the notes' do
-      create :note_on_merge_request, project: project, noteable: merge_request, note: 'Rebasing with master'
-
-      inspect_requests(inject_headers: { 'Accept' => '*/*' }) do
-        visit diffs_project_merge_request_path(project, merge_request)
-      end
-
-      # Load notes and diff through AJAX
-      expect(page).to have_css('.note-text', visible: false, text: 'Rebasing with master')
-      expect(page).to have_css('.diffs.tab-pane.active')
-    end
-  end
-
   context 'when linking to note' do
     describe 'with unresolved note' do
       let(:note) { create :diff_note_on_merge_request, project: project, noteable: merge_request }
@@ -51,6 +37,7 @@ describe 'Merge request > User sees diff', :js do
   context 'when merge request has overflow' do
     it 'displays warning' do
       allow(Commit).to receive(:max_diff_options).and_return(max_files: 3)
+      allow_any_instance_of(DiffHelper).to receive(:render_overflow_warning?).and_return(true)
 
       visit diffs_project_merge_request_path(project, merge_request)
 
diff --git a/spec/features/merge_request/user_sees_discussions_spec.rb b/spec/features/merge_request/user_sees_discussions_spec.rb
index d6e8c8e86ba..10390bd5864 100644
--- a/spec/features/merge_request/user_sees_discussions_spec.rb
+++ b/spec/features/merge_request/user_sees_discussions_spec.rb
@@ -1,6 +1,6 @@
 require 'rails_helper'
 
-describe 'Merge request > User sees discussions' do
+describe 'Merge request > User sees discussions', :js do
   let(:project) { create(:project, :public, :repository) }
   let(:user) { project.creator }
   let(:merge_request) { create(:merge_request, source_project: project) }
@@ -53,11 +53,13 @@ describe 'Merge request > User sees discussions' do
     shared_examples 'a functional discussion' do
       let(:discussion_id) { note.discussion_id(merge_request) }
 
-      it 'is displayed' do
+      # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+      xit 'is displayed' do
         expect(page).to have_css(".discussion[data-discussion-id='#{discussion_id}']")
       end
 
-      it 'can be replied to' do
+      # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+      xit 'can be replied to' do
         within(".discussion[data-discussion-id='#{discussion_id}']") do
           click_button 'Reply...'
           fill_in 'note[note]', with: 'Test!'
diff --git a/spec/features/merge_request/user_sees_mini_pipeline_graph_spec.rb b/spec/features/merge_request/user_sees_mini_pipeline_graph_spec.rb
index fd1629746ef..0272d300e06 100644
--- a/spec/features/merge_request/user_sees_mini_pipeline_graph_spec.rb
+++ b/spec/features/merge_request/user_sees_mini_pipeline_graph_spec.rb
@@ -23,15 +23,16 @@ describe 'Merge request < User sees mini pipeline graph', :js do
   end
 
   context 'as json' do
-    let(:artifacts_file1) { fixture_file_upload(Rails.root.join('spec/fixtures/banana_sample.gif'), 'image/gif') }
-    let(:artifacts_file2) { fixture_file_upload(Rails.root.join('spec/fixtures/dk.png'), 'image/png') }
+    let(:artifacts_file1) { fixture_file_upload(File.join('spec/fixtures/banana_sample.gif'), 'image/gif') }
+    let(:artifacts_file2) { fixture_file_upload(File.join('spec/fixtures/dk.png'), 'image/png') }
 
     before do
       create(:ci_build, :success, :trace_artifact, pipeline: pipeline, legacy_artifacts_file: artifacts_file1)
       create(:ci_build, :manual, pipeline: pipeline, when: 'manual')
     end
 
-    it 'avoids repeated database queries' do
+    # TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
+    xit 'avoids repeated database queries' do
       before = ActiveRecord::QueryRecorder.new { visit_merge_request(format: :json, serializer: 'widget') }
 
       create(:ci_build, :success, :trace_artifact, pipeline: pipeline, legacy_artifacts_file: artifacts_file2)
diff --git a/spec/features/merge_request/user_sees_notes_from_forked_project_spec.rb b/spec/features/merge_request/user_sees_notes_from_forked_project_spec.rb
index b4cda269852..d4ad0b0a377 100644
--- a/spec/features/merge_request/user_sees_notes_from_forked_project_spec.rb
+++ b/spec/features/merge_request/user_sees_notes_from_forked_project_spec.rb
@@ -25,7 +25,7 @@ describe 'Merge request > User sees notes from forked project', :js do
     page.within('.discussion-notes') do
       find('.btn-text-field').click
       find('#note_note').send_keys('A reply comment')
-      find('.comment-btn').click
+      find('.js-comment-button').click
     end
 
     wait_for_requests
diff --git a/spec/features/merge_request/user_sees_system_notes_spec.rb b/spec/features/merge_request/user_sees_system_notes_spec.rb
index a00a682757d..c6811d4161a 100644
--- a/spec/features/merge_request/user_sees_system_notes_spec.rb
+++ b/spec/features/merge_request/user_sees_system_notes_spec.rb
@@ -1,6 +1,6 @@
 require 'rails_helper'
 
-describe 'Merge request > User sees system notes' do
+describe 'Merge request > User sees system notes', :js do
   let(:public_project) { create(:project, :public, :repository) }
   let(:private_project) { create(:project, :private, :repository) }
   let(:user)            { private_project.creator }
diff --git a/spec/features/merge_request/user_sees_versions_spec.rb b/spec/features/merge_request/user_sees_versions_spec.rb
index 3a15d70979a..11e0806ba62 100644
--- a/spec/features/merge_request/user_sees_versions_spec.rb
+++ b/spec/features/merge_request/user_sees_versions_spec.rb
@@ -143,9 +143,9 @@ describe 'Merge request > User sees versions', :js do
     end
 
     it_behaves_like 'allows commenting',
-                    file_id: '7445606fbf8f3683cd42bdc54b05d7a0bc2dfc44',
-                    line_code: '4_4',
-                    comment: 'Typo, please fix.'
+                   file_id: '7445606fbf8f3683cd42bdc54b05d7a0bc2dfc44',
+                   line_code: '4_4',
+                   comment: 'Typo, please fix.'
   end
 
   describe 'compare with same version' do
diff --git a/spec/features/merge_request/user_uses_slash_commands_spec.rb b/spec/features/merge_request/user_uses_slash_commands_spec.rb
index 7f261b580f7..83ad4b45b5a 100644
--- a/spec/features/merge_request/user_uses_slash_commands_spec.rb
+++ b/spec/features/merge_request/user_uses_slash_commands_spec.rb
@@ -22,16 +22,24 @@ describe 'Merge request > User uses quick actions', :js do
 
     before do
       project.add_master(user)
-      sign_in(user)
-      visit project_merge_request_path(project, merge_request)
     end
 
     describe 'time tracking' do
+      before do
+        sign_in(user)
+        visit project_merge_request_path(project, merge_request)
+      end
+
       it_behaves_like 'issuable time tracker'
     end
 
     describe 'toggling the WIP prefix in the title from note' do
       context 'when the current user can toggle the WIP prefix' do
+        before do
+          sign_in(user)
+          visit project_merge_request_path(project, merge_request)
+        end
+
         it 'adds the WIP: prefix to the title' do
           add_note("/wip")
 
@@ -56,7 +64,6 @@ describe 'Merge request > User uses quick actions', :js do
       context 'when the current user cannot toggle the WIP prefix' do
         before do
           project.add_guest(guest)
-          sign_out(:user)
           sign_in(guest)
           visit project_merge_request_path(project, merge_request)
         end
@@ -74,6 +81,11 @@ describe 'Merge request > User uses quick actions', :js do
 
     describe 'merging the MR from the note' do
       context 'when the current user can merge the MR' do
+        before do
+          sign_in(user)
+          visit project_merge_request_path(project, merge_request)
+        end
+
         it 'merges the MR' do
           add_note("/merge")
 
@@ -87,6 +99,8 @@ describe 'Merge request > User uses quick actions', :js do
         before do
           merge_request.source_branch = 'another_branch'
           merge_request.save
+          sign_in(user)
+          visit project_merge_request_path(project, merge_request)
         end
 
         it 'does not merge the MR' do
@@ -101,7 +115,6 @@ describe 'Merge request > User uses quick actions', :js do
       context 'when the current user cannot merge the MR' do
         before do
           project.add_guest(guest)
-          sign_out(:user)
           sign_in(guest)
           visit project_merge_request_path(project, merge_request)
         end
@@ -117,6 +130,11 @@ describe 'Merge request > User uses quick actions', :js do
     end
 
     describe 'adding a due date from note' do
+      before do
+        sign_in(user)
+        visit project_merge_request_path(project, merge_request)
+      end
+
       it 'does not recognize the command nor create a note' do
         add_note('/due 2016-08-28')
 
@@ -129,7 +147,6 @@ describe 'Merge request > User uses quick actions', :js do
       let(:new_url_opts) { { merge_request: { source_branch: 'feature' } } }
 
       before do
-        sign_out(:user)
         another_project.add_master(user)
         sign_in(user)
       end
@@ -161,6 +178,11 @@ describe 'Merge request > User uses quick actions', :js do
 
     describe '/target_branch command from note' do
       context 'when the current user can change target branch' do
+        before do
+          sign_in(user)
+          visit project_merge_request_path(project, merge_request)
+        end
+
         it 'changes target branch from a note' do
           add_note("message start \n/target_branch merge-test\n message end.")
 
@@ -184,7 +206,6 @@ describe 'Merge request > User uses quick actions', :js do
       context 'when current user can not change target branch' do
         before do
           project.add_guest(guest)
-          sign_out(:user)
           sign_in(guest)
           visit project_merge_request_path(project, merge_request)
         end
diff --git a/spec/features/milestones/user_deletes_milestone_spec.rb b/spec/features/milestones/user_deletes_milestone_spec.rb
index 414702daba4..9d4a68239d3 100644
--- a/spec/features/milestones/user_deletes_milestone_spec.rb
+++ b/spec/features/milestones/user_deletes_milestone_spec.rb
@@ -13,6 +13,7 @@ describe "User deletes milestone", :js do
   end
 
   it "deletes milestone" do
+    click_link(milestone.title)
     click_button("Delete")
     click_button("Delete milestone")
 
diff --git a/spec/features/participants_autocomplete_spec.rb b/spec/features/participants_autocomplete_spec.rb
index 96f6df587e1..b3bb8c48b4a 100644
--- a/spec/features/participants_autocomplete_spec.rb
+++ b/spec/features/participants_autocomplete_spec.rb
@@ -14,10 +14,10 @@ feature 'Member autocomplete', :js do
   shared_examples "open suggestions when typing @" do |resource_name|
     before do
       page.within('.new-note') do
-        if resource_name == 'issue'
-          find('#note-body').send_keys('@')
-        else
+        if resource_name == 'commit'
           find('#note_note').send_keys('@')
+        else
+          find('#note-body').send_keys('@')
         end
       end
     end
diff --git a/spec/features/profiles/account_spec.rb b/spec/features/profiles/account_spec.rb
index 215b658eb7b..95947d2f111 100644
--- a/spec/features/profiles/account_spec.rb
+++ b/spec/features/profiles/account_spec.rb
@@ -67,4 +67,6 @@ def update_username(new_username)
   page.within('.modal') do
     find('.js-modal-primary-action').click
   end
+
+  wait_for_requests
 end
diff --git a/spec/features/projects/clusters/gcp_spec.rb b/spec/features/projects/clusters/gcp_spec.rb
index c85b82b2090..3db384e5b65 100644
--- a/spec/features/projects/clusters/gcp_spec.rb
+++ b/spec/features/projects/clusters/gcp_spec.rb
@@ -157,6 +157,19 @@ feature 'Gcp Cluster', :js do
     end
   end
 
+  context 'when a user cannot edit the environment scope' do
+    before do
+      visit project_clusters_path(project)
+
+      click_link 'Add Kubernetes cluster'
+      click_link 'Add an existing Kubernetes cluster'
+    end
+
+    it 'user does not see the "Environment scope" field' do
+      expect(page).not_to have_css('#cluster_environment_scope')
+    end
+  end
+
   context 'when user has not dismissed GCP signup offer' do
     before do
       visit project_clusters_path(project)
diff --git a/spec/features/projects/commit/comments/user_adds_comment_spec.rb b/spec/features/projects/commit/comments/user_adds_comment_spec.rb
index 6397df086a7..53866c32c69 100644
--- a/spec/features/projects/commit/comments/user_adds_comment_spec.rb
+++ b/spec/features/projects/commit/comments/user_adds_comment_spec.rb
@@ -62,7 +62,7 @@ describe "User adds a comment on a commit", :js do
           click_diff_line(sample_commit.line_code)
 
           expect(page).to have_css(".js-temp-notes-holder form.new-note")
-                    .and have_css(".js-close-discussion-note-form", text: "Cancel")
+                    .and have_css(".js-close-discussion-note-form", text: "Discard draft")
 
           # The `Cancel` button closes the current form. The page should not have any open forms after that.
           find(".js-close-discussion-note-form").click
diff --git a/spec/features/projects/commit/user_comments_on_commit_spec.rb b/spec/features/projects/commit/user_comments_on_commit_spec.rb
new file mode 100644
index 00000000000..6397a8ad845
--- /dev/null
+++ b/spec/features/projects/commit/user_comments_on_commit_spec.rb
@@ -0,0 +1,109 @@
+require "spec_helper"
+
+describe "User comments on commit", :js do
+  include Spec::Support::Helpers::Features::NotesHelpers
+  include RepoHelpers
+
+  let(:project) { create(:project, :repository) }
+  let(:user) { create(:user) }
+  let(:comment_text) { "XML attached" }
+
+  before do
+    sign_in(user)
+    project.add_developer(user)
+
+    visit(project_commit_path(project, sample_commit.id))
+  end
+
+  context "when adding new comment" do
+    it "adds comment" do
+      emoji_code = ":+1:"
+
+      page.within(".js-main-target-form") do
+        expect(page).not_to have_link("Cancel")
+
+        fill_in("note[note]", with: "#{comment_text} #{emoji_code}")
+
+        # Check on `Preview` tab
+        click_link("Preview")
+
+        expect(find(".js-md-preview")).to have_content(comment_text).and have_css("gl-emoji")
+        expect(page).not_to have_css(".js-note-text")
+
+        # Check on `Write` tab
+        click_link("Write")
+
+        expect(page).to have_field("note[note]", with: "#{comment_text} #{emoji_code}")
+
+        # Submit comment from the `Preview` tab to get rid of a separate `it` block
+        # which would specially tests if everything gets cleared from the note form.
+        click_link("Preview")
+        click_button("Comment")
+      end
+
+      wait_for_requests
+
+      page.within(".note") do
+        expect(page).to have_content(comment_text).and have_css("gl-emoji")
+      end
+
+      page.within(".js-main-target-form") do
+        expect(page).to have_field("note[note]", with: "").and have_no_css(".js-md-preview")
+      end
+    end
+  end
+
+  context "when editing comment" do
+    before do
+      add_note(comment_text)
+    end
+
+    it "edits comment" do
+      new_comment_text = "+1 Awesome!"
+
+      page.within(".main-notes-list") do
+        note = find(".note")
+        note.hover
+
+        note.find(".js-note-edit").click
+      end
+
+      page.find(".current-note-edit-form textarea")
+
+      page.within(".current-note-edit-form") do
+        fill_in("note[note]", with: new_comment_text)
+        click_button("Save comment")
+      end
+
+      wait_for_requests
+
+      page.within(".note") do
+        expect(page).to have_content(new_comment_text)
+      end
+    end
+  end
+
+  context "when deleting comment" do
+    before do
+      add_note(comment_text)
+    end
+
+    it "deletes comment" do
+      page.within(".note") do
+        expect(page).to have_content(comment_text)
+      end
+
+      page.within(".main-notes-list") do
+        note = find(".note")
+        note.hover
+
+        find(".more-actions").click
+        find(".more-actions .dropdown-menu li", match: :first)
+
+        accept_confirm { find(".js-note-delete").click }
+      end
+
+      expect(page).not_to have_css(".note")
+    end
+  end
+end
diff --git a/spec/features/projects/deploy_keys_spec.rb b/spec/features/projects/deploy_keys_spec.rb
index 43a23c42f83..1552a3512dd 100644
--- a/spec/features/projects/deploy_keys_spec.rb
+++ b/spec/features/projects/deploy_keys_spec.rb
@@ -22,7 +22,8 @@ describe 'Project deploy keys', :js do
 
         accept_confirm { find('.ic-remove').click() }
 
-        expect(page).not_to have_selector('.fa-spinner', count: 0)
+        wait_for_requests
+
         expect(page).to have_selector('.deploy-key', count: 0)
       end
     end
diff --git a/spec/features/projects/diffs/diff_show_spec.rb b/spec/features/projects/diffs/diff_show_spec.rb
index c1307ab640f..9bfcb1e816a 100644
--- a/spec/features/projects/diffs/diff_show_spec.rb
+++ b/spec/features/projects/diffs/diff_show_spec.rb
@@ -166,8 +166,7 @@ feature 'Diff file viewer', :js do
 
     context 'expanding the diff' do
       before do
-        # We can't use `click_link` because the "link" doesn't have an `href`.
-        find('a.click-to-expand').click
+        click_button 'Click to expand it.'
 
         wait_for_requests
       end
diff --git a/spec/features/projects/graph_spec.rb b/spec/features/projects/graph_spec.rb
index 57172610aed..335174b7729 100644
--- a/spec/features/projects/graph_spec.rb
+++ b/spec/features/projects/graph_spec.rb
@@ -3,6 +3,7 @@ require 'spec_helper'
 describe 'Project Graph', :js do
   let(:user) { create :user }
   let(:project) { create(:project, :repository, namespace: user.namespace) }
+  let(:branch_name) { 'master' }
 
   before do
     project.add_master(user)
@@ -12,7 +13,7 @@ describe 'Project Graph', :js do
 
   shared_examples 'page should have commits graphs' do
     it 'renders commits' do
-      expect(page).to have_content('Commit statistics for master')
+      expect(page).to have_content("Commit statistics for #{branch_name}")
       expect(page).to have_content('Commits per day of month')
     end
   end
@@ -57,6 +58,23 @@ describe 'Project Graph', :js do
     it_behaves_like 'page should have languages graphs'
   end
 
+  context 'chart graph with HTML escaped branch name' do
+    let(:branch_name) { '<h1>evil</h1>' }
+
+    before do
+      project.repository.create_branch(branch_name, 'master')
+
+      visit charts_project_graph_path(project, branch_name)
+    end
+
+    it_behaves_like 'page should have commits graphs'
+
+    it 'HTML escapes branch name' do
+      expect(page.body).to include("Commit statistics for <strong>#{ERB::Util.html_escape(branch_name)}</strong>")
+      expect(page.body).not_to include(branch_name)
+    end
+  end
+
   context 'when CI enabled' do
     before do
       project.enable_ci
diff --git a/spec/features/projects/import_export/import_file_spec.rb b/spec/features/projects/import_export/import_file_spec.rb
index 60fe30bd898..d0912e645bc 100644
--- a/spec/features/projects/import_export/import_file_spec.rb
+++ b/spec/features/projects/import_export/import_file_spec.rb
@@ -87,11 +87,13 @@ feature 'Import/Export - project import integration test', :js do
 
   def wiki_exists?(project)
     wiki = ProjectWiki.new(project)
-    File.exist?(wiki.repository.path_to_repo) && !wiki.repository.empty?
+    wiki.repository.exists? && !wiki.repository.empty?
   end
 
   def project_hook_exists?(project)
-    Gitlab::Git::Hook.new('post-receive', project.repository.raw_repository).exists?
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      Gitlab::Git::Hook.new('post-receive', project.repository.raw_repository).exists?
+    end
   end
 
   def click_import_project_tab
diff --git a/spec/features/projects/import_export/test_project_export.tar.gz b/spec/features/projects/import_export/test_project_export.tar.gz
index 72ab2d71f35..ceba4dfec57 100644
--- a/spec/features/projects/import_export/test_project_export.tar.gz
+++ b/spec/features/projects/import_export/test_project_export.tar.gz
diff --git a/spec/features/projects/issues/user_comments_on_issue_spec.rb b/spec/features/projects/issues/user_comments_on_issue_spec.rb
index c45fdc7642f..353f487485d 100644
--- a/spec/features/projects/issues/user_comments_on_issue_spec.rb
+++ b/spec/features/projects/issues/user_comments_on_issue_spec.rb
@@ -31,11 +31,14 @@ describe "User comments on issue", :js do
     end
 
     it "adds comment with code block" do
-      comment = "```\nCommand [1]: /usr/local/bin/git , see [text](doc/text)\n```"
+      code_block_content = "Command [1]: /usr/local/bin/git , see [text](doc/text)"
+      comment = "```\n#{code_block_content}\n```"
 
       add_note(comment)
 
-      expect(page).to have_content(comment)
+      wait_for_requests
+
+      expect(page.find('pre code').text).to eq code_block_content
     end
   end
 
diff --git a/spec/features/projects/issues/user_creates_issue_spec.rb b/spec/features/projects/issues/user_creates_issue_spec.rb
index e76f7c5589d..5e8662100c5 100644
--- a/spec/features/projects/issues/user_creates_issue_spec.rb
+++ b/spec/features/projects/issues/user_creates_issue_spec.rb
@@ -17,6 +17,9 @@ describe "User creates issue" do
         expect(page).to have_no_content("Assign to")
         .and have_no_content("Labels")
         .and have_no_content("Milestone")
+
+        expect(page.find('#issue_title')['placeholder']).to eq 'Title'
+        expect(page.find('#issue_description')['placeholder']).to eq 'Write a comment or drag your files here…'
       end
 
       issue_title = "500 error on profile"
diff --git a/spec/features/projects/jobs/permissions_spec.rb b/spec/features/projects/jobs/permissions_spec.rb
index 31abadf9bd6..e9588daf37d 100644
--- a/spec/features/projects/jobs/permissions_spec.rb
+++ b/spec/features/projects/jobs/permissions_spec.rb
@@ -88,8 +88,7 @@ describe 'Project Jobs Permissions' do
   describe 'artifacts page' do
     context 'when recent job has artifacts available' do
       before do
-        artifacts = Rails.root.join('spec/fixtures/ci_build_artifacts.zip')
-        archive = fixture_file_upload(artifacts, 'application/zip')
+        archive = fixture_file_upload('spec/fixtures/ci_build_artifacts.zip')
 
         job.update_attributes(legacy_artifacts_file: archive)
       end
diff --git a/spec/features/projects/jobs/user_browses_job_spec.rb b/spec/features/projects/jobs/user_browses_job_spec.rb
index bff5bbe99af..ce0b38b7239 100644
--- a/spec/features/projects/jobs/user_browses_job_spec.rb
+++ b/spec/features/projects/jobs/user_browses_job_spec.rb
@@ -32,8 +32,6 @@ describe 'User browses a job', :js do
     page.within('.erased') do
       expect(page).to have_content('Job has been erased')
     end
-
-    expect(build.project.running_or_pending_build_count).to eq(build.project.builds.running_or_pending.count(:all))
   end
 
   context 'with a failed job' do
diff --git a/spec/features/projects/jobs_spec.rb b/spec/features/projects/jobs_spec.rb
index 9d1c4cbad8b..d06abdd999b 100644
--- a/spec/features/projects/jobs_spec.rb
+++ b/spec/features/projects/jobs_spec.rb
@@ -11,7 +11,7 @@ feature 'Jobs', :clean_gitlab_redis_shared_state do
   let(:job2) { create(:ci_build) }
 
   let(:artifacts_file) do
-    fixture_file_upload(Rails.root + 'spec/fixtures/banana_sample.gif', 'image/gif')
+    fixture_file_upload('spec/fixtures/banana_sample.gif', 'image/gif')
   end
 
   before do
@@ -165,7 +165,7 @@ feature 'Jobs', :clean_gitlab_redis_shared_state do
 
         it 'links to issues/new with the title and description filled in' do
           button_title = "Job Failed ##{job.id}"
-          job_url = project_job_path(project, job)
+          job_url = project_job_url(project, job, host: page.server.host, port: page.server.port)
           options = { issue: { title: button_title, description: "Job [##{job.id}](#{job_url}) failed for #{job.sha}:\n" } }
 
           href = new_project_issue_path(project, options)
diff --git a/spec/features/projects/labels/subscription_spec.rb b/spec/features/projects/labels/subscription_spec.rb
index 70e8d436dcb..fafd338e448 100644
--- a/spec/features/projects/labels/subscription_spec.rb
+++ b/spec/features/projects/labels/subscription_spec.rb
@@ -36,7 +36,7 @@ feature 'Labels subscription' do
       within "#group_label_#{feature.id}" do
         expect(page).not_to have_button 'Unsubscribe'
 
-        click_link_on_dropdown('Group level')
+        click_link_on_dropdown('Subscribe at group level')
 
         expect(page).not_to have_selector('.dropdown-group-label')
         expect(page).to have_button 'Unsubscribe'
@@ -45,7 +45,7 @@ feature 'Labels subscription' do
 
         expect(page).to have_selector('.dropdown-group-label')
 
-        click_link_on_dropdown('Project level')
+        click_link_on_dropdown('Subscribe at project level')
 
         expect(page).not_to have_selector('.dropdown-group-label')
         expect(page).to have_button 'Unsubscribe'
@@ -68,7 +68,7 @@ feature 'Labels subscription' do
     find('.dropdown-group-label').click
 
     page.within('.dropdown-group-label') do
-      find('a.js-subscribe-button', text: text).click
+      find('.js-subscribe-button', text: text).click
     end
   end
 end
diff --git a/spec/features/projects/labels/update_prioritization_spec.rb b/spec/features/projects/labels/update_prioritization_spec.rb
index ae8b1364ec7..359381c391c 100644
--- a/spec/features/projects/labels/update_prioritization_spec.rb
+++ b/spec/features/projects/labels/update_prioritization_spec.rb
@@ -102,16 +102,16 @@ feature 'Prioritize labels' do
       drag_to(selector: '.label-list-item', from_index: 1, to_index: 2)
 
       page.within('.prioritized-labels') do
-        expect(first('li')).to have_content('feature')
-        expect(page.all('li').last).to have_content('bug')
+        expect(first('.label-list-item')).to have_content('feature')
+        expect(page.all('.label-list-item').last).to have_content('bug')
       end
 
       refresh
       wait_for_requests
 
       page.within('.prioritized-labels') do
-        expect(first('li')).to have_content('feature')
-        expect(page.all('li').last).to have_content('bug')
+        expect(first('.label-list-item')).to have_content('feature')
+        expect(page.all('.label-list-item').last).to have_content('bug')
       end
     end
 
diff --git a/spec/features/projects/labels/user_removes_labels_spec.rb b/spec/features/projects/labels/user_removes_labels_spec.rb
index f4fda6de465..efa74015c6e 100644
--- a/spec/features/projects/labels/user_removes_labels_spec.rb
+++ b/spec/features/projects/labels/user_removes_labels_spec.rb
@@ -17,8 +17,9 @@ describe "User removes labels" do
     end
 
     it "removes label" do
-      page.within(".labels") do
+      page.within(".other-labels") do
         page.first(".label-list-item") do
+          first('.js-label-options-dropdown').click
           first(".remove-row").click
           first(:link, "Delete label").click
         end
@@ -36,17 +37,16 @@ describe "User removes labels" do
     end
 
     it "removes all labels" do
-      page.within(".labels") do
-        loop do
-          li = page.first(".label-list-item")
-          break unless li
+      loop do
+        li = page.first(".label-list-item")
+        break unless li
 
-          li.click_link("Delete")
-          click_link("Delete label")
-        end
-
-        expect(page).to have_content("Generate a default set of labels").and have_content("New label")
+        li.find('.js-label-options-dropdown').click
+        li.click_button("Delete")
+        click_link("Delete label")
       end
+
+      expect(page).to have_content("Generate a default set of labels").and have_content("New label")
     end
   end
 end
diff --git a/spec/features/projects/merge_requests/user_comments_on_diff_spec.rb b/spec/features/projects/merge_requests/user_comments_on_diff_spec.rb
index e3f90a78cb5..1828b60fec7 100644
--- a/spec/features/projects/merge_requests/user_comments_on_diff_spec.rb
+++ b/spec/features/projects/merge_requests/user_comments_on_diff_spec.rb
@@ -91,7 +91,7 @@ describe 'User comments on a diff', :js do
 
           # Check the same comments in the side-by-side view.
           execute_script("window.scrollTo(0,0);")
-          click_link('Side-by-side')
+          click_button 'Side-by-side'
 
           wait_for_requests
 
@@ -120,7 +120,7 @@ describe 'User comments on a diff', :js do
         click_button('Comment')
       end
 
-      page.within('.diff-file:nth-of-type(5) .note') do
+      page.within('.diff-file:nth-of-type(5) .discussion .note') do
         find('.js-note-edit').click
 
         page.within('.current-note-edit-form') do
@@ -131,7 +131,7 @@ describe 'User comments on a diff', :js do
         expect(page).not_to have_button('Save comment', disabled: true)
       end
 
-      page.within('.diff-file:nth-of-type(5) .note') do
+      page.within('.diff-file:nth-of-type(5) .discussion .note') do
         expect(page).to have_content('Typo, please fix').and have_no_content('Line is wrong')
       end
     end
@@ -150,7 +150,7 @@ describe 'User comments on a diff', :js do
         expect(page).to have_content('1')
       end
 
-      page.within('.diff-file:nth-of-type(5) .note') do
+      page.within('.diff-file:nth-of-type(5) .discussion .note') do
         find('.more-actions').click
         find('.more-actions .dropdown-menu li', match: :first)
 
diff --git a/spec/features/projects/merge_requests/user_comments_on_merge_request_spec.rb b/spec/features/projects/merge_requests/user_comments_on_merge_request_spec.rb
index 2eb652147ce..f90aaba3caf 100644
--- a/spec/features/projects/merge_requests/user_comments_on_merge_request_spec.rb
+++ b/spec/features/projects/merge_requests/user_comments_on_merge_request_spec.rb
@@ -16,7 +16,7 @@ describe 'User comments on a merge request', :js do
 
   it 'adds a comment' do
     page.within('.js-main-target-form') do
-      fill_in(:note_note, with: '# Comment with a header')
+      fill_in('note[note]', with: '# Comment with a header')
       click_button('Comment')
     end
 
@@ -32,7 +32,6 @@ describe 'User comments on a merge request', :js do
     # Add new comment in background in order to check
     # if it's going to be loaded automatically for current user.
     create(:diff_note_on_merge_request, project: project, noteable: merge_request, author: user, note: 'Line is wrong')
-
     # Trigger a refresh of notes.
     execute_script("$(document).trigger('visibilitychange');")
     wait_for_requests
diff --git a/spec/features/projects/merge_requests/user_reverts_merge_request_spec.rb b/spec/features/projects/merge_requests/user_reverts_merge_request_spec.rb
index f3e97bc9eb2..67b6aefb2d8 100644
--- a/spec/features/projects/merge_requests/user_reverts_merge_request_spec.rb
+++ b/spec/features/projects/merge_requests/user_reverts_merge_request_spec.rb
@@ -13,6 +13,8 @@ describe 'User reverts a merge request', :js do
 
     click_button('Merge')
 
+    wait_for_requests
+
     visit(merge_request_path(merge_request))
   end
 
diff --git a/spec/features/projects/merge_requests/user_views_diffs_spec.rb b/spec/features/projects/merge_requests/user_views_diffs_spec.rb
index d36aafdbc54..b1bfe9e5de3 100644
--- a/spec/features/projects/merge_requests/user_views_diffs_spec.rb
+++ b/spec/features/projects/merge_requests/user_views_diffs_spec.rb
@@ -16,7 +16,7 @@ describe 'User views diffs', :js do
     it 'unfolds diffs' do
       first('.js-unfold').click
 
-      expect(first('.text-file')).to have_content('.bundle')
+      expect(find('.file-holder[id="a5cc2925ca8258af241be7e5b0381edf30266302"] .text-file')).to have_content('.bundle')
     end
   end
 
@@ -36,7 +36,7 @@ describe 'User views diffs', :js do
 
   context 'when in the side-by-side view' do
     before do
-      click_link('Side-by-side')
+      click_button 'Side-by-side'
 
       wait_for_requests
     end
@@ -45,6 +45,14 @@ describe 'User views diffs', :js do
       expect(page).to have_css('.parallel')
     end
 
+    it 'toggles container class' do
+      expect(page).not_to have_css('.content-wrapper > .container-fluid.container-limited')
+
+      click_link 'Commits'
+
+      expect(page).to have_css('.content-wrapper > .container-fluid.container-limited')
+    end
+
     include_examples 'unfold diffs'
   end
 end
diff --git a/spec/features/projects/milestones/new_spec.rb b/spec/features/projects/milestones/new_spec.rb
index f7900210fe6..6595bff549b 100644
--- a/spec/features/projects/milestones/new_spec.rb
+++ b/spec/features/projects/milestones/new_spec.rb
@@ -9,9 +9,9 @@ feature 'Creating a new project milestone', :js do
     visit new_project_milestone_path(project)
   end
 
-  it 'description has autocomplete' do
+  it 'description has emoji autocomplete' do
     find('#milestone_description').native.send_keys('')
-    fill_in 'milestone_description', with: '@'
+    fill_in 'milestone_description', with: ':'
 
     expect(page).to have_selector('.atwho-view')
   end
diff --git a/spec/features/projects/pages_spec.rb b/spec/features/projects/pages_spec.rb
index bdd49f731c7..a2899ec0f48 100644
--- a/spec/features/projects/pages_spec.rb
+++ b/spec/features/projects/pages_spec.rb
@@ -314,8 +314,8 @@ feature 'Pages' do
             project: project,
             pipeline: pipeline,
             ref: 'HEAD',
-            legacy_artifacts_file: fixture_file_upload(Rails.root.join('spec/fixtures/pages.zip')),
-            legacy_artifacts_metadata: fixture_file_upload(Rails.root.join('spec/fixtures/pages.zip.meta'))
+            legacy_artifacts_file: fixture_file_upload(File.join('spec/fixtures/pages.zip')),
+            legacy_artifacts_metadata: fixture_file_upload(File.join('spec/fixtures/pages.zip.meta'))
           )
         end
 
diff --git a/spec/features/projects/pipelines/pipeline_spec.rb b/spec/features/projects/pipelines/pipeline_spec.rb
index 35776a5f23b..ecc7cf84138 100644
--- a/spec/features/projects/pipelines/pipeline_spec.rb
+++ b/spec/features/projects/pipelines/pipeline_spec.rb
@@ -344,6 +344,16 @@ describe 'Pipeline', :js do
       it 'shows build failure logs' do
         expect(page).to have_content('4 examples, 1 failure')
       end
+
+      it 'shows the failure reason' do
+        expect(page).to have_content('There is an unknown failure, please try again')
+      end
+
+      it 'shows retry button for failed build' do
+        page.within(find('.build-failures', match: :first)) do
+          expect(page).to have_link('Retry')
+        end
+      end
     end
 
     context 'when missing build logs' do
diff --git a/spec/features/projects/settings/user_manages_group_links_spec.rb b/spec/features/projects/settings/user_manages_group_links_spec.rb
index fdf42797091..92ce2ca83c7 100644
--- a/spec/features/projects/settings/user_manages_group_links_spec.rb
+++ b/spec/features/projects/settings/user_manages_group_links_spec.rb
@@ -30,7 +30,7 @@ describe 'Projects > Settings > User manages group links' do
     click_link('Share with group')
 
     select2(group_market.id, from: '#link_group_id')
-    select('Master', from: 'link_group_access')
+    select('Maintainer', from: 'link_group_access')
 
     click_button('Share')
 
diff --git a/spec/features/projects/settings/user_manages_project_members_spec.rb b/spec/features/projects/settings/user_manages_project_members_spec.rb
index 8af95522165..d3003753ae6 100644
--- a/spec/features/projects/settings/user_manages_project_members_spec.rb
+++ b/spec/features/projects/settings/user_manages_project_members_spec.rb
@@ -62,7 +62,7 @@ describe 'Projects > Settings > User manages project members' do
 
     page.within('.project-members-groups') do
       expect(page).to have_content('OpenSource')
-      expect(first('.group_member')).to have_content('Master')
+      expect(first('.group_member')).to have_content('Maintainer')
     end
   end
 end
diff --git a/spec/features/projects/show/user_sees_setup_shortcut_buttons_spec.rb b/spec/features/projects/show/user_sees_setup_shortcut_buttons_spec.rb
index e44361fbe26..7b9242f0631 100644
--- a/spec/features/projects/show/user_sees_setup_shortcut_buttons_spec.rb
+++ b/spec/features/projects/show/user_sees_setup_shortcut_buttons_spec.rb
@@ -5,6 +5,8 @@ describe 'Projects > Show > User sees setup shortcut buttons' do
   # see spec/features/projects/files/project_owner_creates_license_file_spec.rb
   # see spec/features/projects/files/project_owner_sees_link_to_create_license_file_in_empty_project_spec.rb
 
+  include FakeBlobHelpers
+
   let(:user) { create(:user) }
 
   describe 'empty project' do
@@ -141,11 +143,57 @@ describe 'Projects > Show > User sees setup shortcut buttons' do
         allow_any_instance_of(AutoDevopsHelper).to receive(:show_auto_devops_callout?).and_return(false)
         project.add_master(user)
         sign_in(user)
+      end
 
-        visit project_path(project)
+      context 'Readme button' do
+        before do
+          allow(Project).to receive(:find_by_full_path)
+                              .with(project.full_path, follow_redirects: true)
+                              .and_return(project)
+        end
+
+        context 'when the project has a populated Readme' do
+          it 'show the "Readme" anchor' do
+            visit project_path(project)
+
+            expect(project.repository.readme).not_to be_nil
+
+            page.within('.project-stats') do
+              expect(page).not_to have_link('Add Readme', href: presenter.add_readme_path)
+              expect(page).to have_link('Readme', href: presenter.readme_path)
+            end
+          end
+
+          context 'when the project has an empty Readme' do
+            it 'show the "Readme" anchor' do
+              allow(project.repository).to receive(:readme).and_return(fake_blob(path: 'README.md', data: '', size: 0))
+
+              visit project_path(project)
+
+              page.within('.project-stats') do
+                expect(page).not_to have_link('Add Readme', href: presenter.add_readme_path)
+                expect(page).to have_link('Readme', href: presenter.readme_path)
+              end
+            end
+          end
+        end
+
+        context 'when the project does not have a Readme' do
+          it 'shows the "Add Readme" button' do
+            allow(project.repository).to receive(:readme).and_return(nil)
+
+            visit project_path(project)
+
+            page.within('.project-stats') do
+              expect(page).to have_link('Add Readme', href: presenter.add_readme_path)
+            end
+          end
+        end
       end
 
       it 'no "Add Changelog" button if the project already has a changelog' do
+        visit project_path(project)
+
         expect(project.repository.changelog).not_to be_nil
 
         page.within('.project-stats') do
@@ -154,6 +202,8 @@ describe 'Projects > Show > User sees setup shortcut buttons' do
       end
 
       it 'no "Add License" button if the project already has a license' do
+        visit project_path(project)
+
         expect(project.repository.license_blob).not_to be_nil
 
         page.within('.project-stats') do
@@ -162,6 +212,8 @@ describe 'Projects > Show > User sees setup shortcut buttons' do
       end
 
       it 'no "Add Contribution guide" button if the project already has a contribution guide' do
+        visit project_path(project)
+
         expect(project.repository.contribution_guide).not_to be_nil
 
         page.within('.project-stats') do
@@ -171,6 +223,8 @@ describe 'Projects > Show > User sees setup shortcut buttons' do
 
       describe 'GitLab CI configuration button' do
         it '"Set up CI/CD" button linked to new file populated for a .gitlab-ci.yml' do
+          visit project_path(project)
+
           expect(project.repository.gitlab_ci_yml).to be_nil
 
           page.within('.project-stats') do
@@ -211,6 +265,8 @@ describe 'Projects > Show > User sees setup shortcut buttons' do
 
       describe 'Auto DevOps button' do
         it '"Enable Auto DevOps" button linked to settings page' do
+          visit project_path(project)
+
           page.within('.project-stats') do
             expect(page).to have_link('Enable Auto DevOps', href: project_settings_ci_cd_path(project, anchor: 'autodevops-settings'))
           end
@@ -263,6 +319,8 @@ describe 'Projects > Show > User sees setup shortcut buttons' do
 
       describe 'Kubernetes cluster button' do
         it '"Add Kubernetes cluster" button linked to clusters page' do
+          visit project_path(project)
+
           page.within('.project-stats') do
             expect(page).to have_link('Add Kubernetes cluster', href: new_project_cluster_path(project))
           end
diff --git a/spec/features/projects/view_on_env_spec.rb b/spec/features/projects/view_on_env_spec.rb
index 7f547a4ca1f..84ec32b3fac 100644
--- a/spec/features/projects/view_on_env_spec.rb
+++ b/spec/features/projects/view_on_env_spec.rb
@@ -59,7 +59,9 @@ describe 'View on environment', :js do
 
         it 'has a "View on env" button' do
           within '.diffs' do
-            expect(page).to have_link('View on feature.review.example.com', href: 'http://feature.review.example.com/ruby/feature')
+            text = 'View on feature.review.example.com'
+            url = 'http://feature.review.example.com/ruby/feature'
+            expect(page).to have_selector("a[data-original-title='#{text}'][href='#{url}']")
           end
         end
       end
diff --git a/spec/features/projects/wiki/user_creates_wiki_page_spec.rb b/spec/features/projects/wiki/user_creates_wiki_page_spec.rb
index 706894f4b32..733e6c89de7 100644
--- a/spec/features/projects/wiki/user_creates_wiki_page_spec.rb
+++ b/spec/features/projects/wiki/user_creates_wiki_page_spec.rb
@@ -242,7 +242,7 @@ describe "User creates wiki page" do
         end
       end
 
-      it "shows the autocompletion dropdown" do
+      it "shows the emoji autocompletion dropdown" do
         click_link("New page")
 
         page.within("#modal-new-wiki") do
@@ -254,7 +254,7 @@ describe "User creates wiki page" do
         page.within(".wiki-form") do
           find("#wiki_content").native.send_keys("")
 
-          fill_in(:wiki_content, with: "@")
+          fill_in(:wiki_content, with: ":")
         end
 
         expect(page).to have_selector(".atwho-view")
diff --git a/spec/features/projects/wiki/user_updates_wiki_page_spec.rb b/spec/features/projects/wiki/user_updates_wiki_page_spec.rb
index 272dac127dd..2ccbc15b6da 100644
--- a/spec/features/projects/wiki/user_updates_wiki_page_spec.rb
+++ b/spec/features/projects/wiki/user_updates_wiki_page_spec.rb
@@ -96,11 +96,11 @@ describe 'User updates wiki page' do
           expect(find('textarea#wiki_content').value).to eq('')
         end
 
-        it 'shows the autocompletion dropdown', :js do
+        it 'shows the emoji autocompletion dropdown', :js do
           click_link('Edit')
 
           find('#wiki_content').native.send_keys('')
-          fill_in(:wiki_content, with: '@')
+          fill_in(:wiki_content, with: ':')
 
           expect(page).to have_selector('.atwho-view')
         end
diff --git a/spec/features/protected_branches_spec.rb b/spec/features/protected_branches_spec.rb
index 0c28a853b54..39bd4af6cd0 100644
--- a/spec/features/protected_branches_spec.rb
+++ b/spec/features/protected_branches_spec.rb
@@ -60,33 +60,6 @@ feature 'Protected Branches', :js do
         expect(page).to have_content('No branches to show')
       end
     end
-
-    describe "Saved defaults" do
-      it "keeps the allowed to merge and push dropdowns defaults based on the previous selection" do
-        visit project_protected_branches_path(project)
-        form = '.js-new-protected-branch'
-
-        within form do
-          find(".js-allowed-to-merge").click
-          wait_for_requests
-          click_link 'No one'
-          find(".js-allowed-to-push").click
-          wait_for_requests
-          click_link 'Developers + Masters'
-        end
-
-        visit project_protected_branches_path(project)
-
-        within form do
-          page.within(".js-allowed-to-merge") do
-            expect(page.find(".dropdown-toggle-text")).to have_content("No one")
-          end
-          page.within(".js-allowed-to-push") do
-            expect(page.find(".dropdown-toggle-text")).to have_content("Developers + Masters")
-          end
-        end
-      end
-    end
   end
 
   context 'logged in as admin' do
@@ -97,6 +70,7 @@ feature 'Protected Branches', :js do
     describe "explicit protected branches" do
       it "allows creating explicit protected branches" do
         visit project_protected_branches_path(project)
+        set_defaults
         set_protected_branch_name('some-branch')
         click_on "Protect"
 
@@ -110,6 +84,7 @@ feature 'Protected Branches', :js do
         project.repository.add_branch(admin, 'some-branch', commit.id)
 
         visit project_protected_branches_path(project)
+        set_defaults
         set_protected_branch_name('some-branch')
         click_on "Protect"
 
@@ -118,6 +93,7 @@ feature 'Protected Branches', :js do
 
       it "displays an error message if the named branch does not exist" do
         visit project_protected_branches_path(project)
+        set_defaults
         set_protected_branch_name('some-branch')
         click_on "Protect"
 
@@ -128,6 +104,7 @@ feature 'Protected Branches', :js do
     describe "wildcard protected branches" do
       it "allows creating protected branches with a wildcard" do
         visit project_protected_branches_path(project)
+        set_defaults
         set_protected_branch_name('*-stable')
         click_on "Protect"
 
@@ -141,6 +118,7 @@ feature 'Protected Branches', :js do
         project.repository.add_branch(admin, 'staging-stable', 'master')
 
         visit project_protected_branches_path(project)
+        set_defaults
         set_protected_branch_name('*-stable')
         click_on "Protect"
 
@@ -157,6 +135,7 @@ feature 'Protected Branches', :js do
 
         visit project_protected_branches_path(project)
         set_protected_branch_name('*-stable')
+        set_defaults
         click_on "Protect"
 
         visit project_protected_branches_path(project)
@@ -180,4 +159,18 @@ feature 'Protected Branches', :js do
     find(".dropdown-input-field").set(branch_name)
     click_on("Create wildcard #{branch_name}")
   end
+
+  def set_defaults
+    find(".js-allowed-to-merge").click
+    within('.qa-allowed-to-merge-dropdown') do
+      expect(first("li")).to have_content("Roles")
+      find(:link, 'No one').click
+    end
+
+    find(".js-allowed-to-push").click
+    within('.qa-allowed-to-push-dropdown') do
+      expect(first("li")).to have_content("Roles")
+      find(:link, 'No one').click
+    end
+  end
 end
diff --git a/spec/features/runners_spec.rb b/spec/features/runners_spec.rb
index 9ce7d538004..fe0b03a7e00 100644
--- a/spec/features/runners_spec.rb
+++ b/spec/features/runners_spec.rb
@@ -184,7 +184,7 @@ feature 'Runners' do
 
     given(:group) { create :group }
 
-    context 'as project and group master' do
+    context 'as project and group maintainer' do
       background do
         group.add_master(user)
       end
@@ -197,13 +197,13 @@ feature 'Runners' do
 
           expect(page).to have_content 'This group does not provide any group Runners yet'
 
-          expect(page).to have_content 'Group masters can register group runners in the Group CI/CD settings'
-          expect(page).not_to have_content 'Ask your group master to setup a group Runner'
+          expect(page).to have_content 'Group maintainers can register group runners in the Group CI/CD settings'
+          expect(page).not_to have_content 'Ask your group maintainer to setup a group Runner'
         end
       end
     end
 
-    context 'as project master' do
+    context 'as project maintainer' do
       context 'project without a group' do
         given(:project) { create :project }
 
@@ -223,8 +223,8 @@ feature 'Runners' do
 
           expect(page).to have_content 'This group does not provide any group Runners yet.'
 
-          expect(page).not_to have_content 'Group masters can register group runners in the Group CI/CD settings'
-          expect(page).to have_content 'Ask your group master to setup a group Runner.'
+          expect(page).not_to have_content 'Group maintainers can register group runners in the Group CI/CD settings'
+          expect(page).to have_content 'Ask your group maintainer to setup a group Runner.'
         end
       end
 
diff --git a/spec/features/tags/master_creates_tag_spec.rb b/spec/features/tags/master_creates_tag_spec.rb
index 8a8f6933fa5..6701f575a23 100644
--- a/spec/features/tags/master_creates_tag_spec.rb
+++ b/spec/features/tags/master_creates_tag_spec.rb
@@ -75,9 +75,9 @@ feature 'Master creates tag' do
       visit new_project_tag_path(project)
     end
 
-    it 'description has autocomplete', :js do
+    it 'description has emoji autocomplete', :js do
       find('#release_description').native.send_keys('')
-      fill_in 'release_description', with: '@'
+      fill_in 'release_description', with: ':'
 
       expect(page).to have_selector('.atwho-view')
     end
diff --git a/spec/features/tags/master_deletes_tag_spec.rb b/spec/features/tags/master_deletes_tag_spec.rb
index c0b4fa52526..1d4df2c55a7 100644
--- a/spec/features/tags/master_deletes_tag_spec.rb
+++ b/spec/features/tags/master_deletes_tag_spec.rb
@@ -35,30 +35,15 @@ feature 'Master deletes tag' do
   end
 
   context 'when pre-receive hook fails', :js do
-    context 'when Gitaly operation_user_delete_tag feature is enabled' do
-      before do
-        allow_any_instance_of(Gitlab::GitalyClient::OperationService).to receive(:rm_tag)
-          .and_raise(Gitlab::Git::HooksService::PreReceiveError, 'Do not delete tags')
-      end
-
-      scenario 'shows the error message' do
-        delete_first_tag
-
-        expect(page).to have_content('Do not delete tags')
-      end
+    before do
+      allow_any_instance_of(Gitlab::GitalyClient::OperationService).to receive(:rm_tag)
+        .and_raise(Gitlab::Git::PreReceiveError, 'Do not delete tags')
     end
 
-    context 'when Gitaly operation_user_delete_tag feature is disabled', :skip_gitaly_mock do
-      before do
-        allow_any_instance_of(Gitlab::Git::HooksService).to receive(:execute)
-          .and_raise(Gitlab::Git::HooksService::PreReceiveError, 'Do not delete tags')
-      end
-
-      scenario 'shows the error message' do
-        delete_first_tag
+    scenario 'shows the error message' do
+      delete_first_tag
 
-        expect(page).to have_content('Do not delete tags')
-      end
+      expect(page).to have_content('Do not delete tags')
     end
   end
 
diff --git a/spec/features/tags/master_updates_tag_spec.rb b/spec/features/tags/master_updates_tag_spec.rb
index 1c370a99b13..26f51bee887 100644
--- a/spec/features/tags/master_updates_tag_spec.rb
+++ b/spec/features/tags/master_updates_tag_spec.rb
@@ -25,13 +25,13 @@ feature 'Master updates tag' do
       expect(page).to have_content 'Awesome release notes'
     end
 
-    scenario 'description has autocomplete', :js do
+    scenario 'description has emoji autocomplete', :js do
       page.within(first('.content-list .controls')) do
         click_link 'Edit release notes'
       end
 
       find('#release_description').native.send_keys('')
-      fill_in 'release_description', with: '@'
+      fill_in 'release_description', with: ':'
 
       expect(page).to have_selector('.atwho-view')
     end
diff --git a/spec/features/task_lists_spec.rb b/spec/features/task_lists_spec.rb
index 2dc3c5e3927..f37d8998045 100644
--- a/spec/features/task_lists_spec.rb
+++ b/spec/features/task_lists_spec.rb
@@ -36,7 +36,7 @@ feature 'Task Lists' do
     MARKDOWN
   end
 
-  let(:nested_tasks_markdown) do
+  let(:nested_tasks_markdown_redcarpet) do
     <<-EOT.strip_heredoc
     - [ ] Task a
       - [x] Task a.1
@@ -49,6 +49,19 @@ feature 'Task Lists' do
     EOT
   end
 
+  let(:nested_tasks_markdown) do
+    <<-EOT.strip_heredoc
+    - [ ] Task a
+      - [x] Task a.1
+      - [ ] Task a.2
+    - [ ] Task b
+
+    1. [ ] Task 1
+       1. [ ] Task 1.1
+       1. [x] Task 1.2
+    EOT
+  end
+
   before do
     Warden.test_mode!
 
@@ -141,13 +154,11 @@ feature 'Task Lists' do
       end
     end
 
-    describe 'nested tasks', :js do
-      let(:issue) { create(:issue, description: nested_tasks_markdown, author: user, project: project) }
-
+    shared_examples 'shared nested tasks' do
       before do
+        allow(Banzai::Filter::MarkdownFilter).to receive(:engine).and_return('Redcarpet')
         visit_issue(project, issue)
       end
-
       it 'renders' do
         expect(page).to have_selector('ul.task-list',      count: 2)
         expect(page).to have_selector('li.task-list-item', count: 7)
@@ -171,6 +182,30 @@ feature 'Task Lists' do
         expect(page).to have_content('marked the task Task 1.1 as complete')
       end
     end
+
+    describe 'nested tasks', :js do
+      context 'with Redcarpet' do
+        let(:issue) { create(:issue, description: nested_tasks_markdown_redcarpet, author: user, project: project) }
+
+        before do
+          allow_any_instance_of(Banzai::Filter::MarkdownFilter).to receive(:engine).and_return('Redcarpet')
+          visit_issue(project, issue)
+        end
+
+        it_behaves_like 'shared nested tasks'
+      end
+
+      context 'with CommonMark' do
+        let(:issue) { create(:issue, description: nested_tasks_markdown, author: user, project: project) }
+
+        before do
+          allow_any_instance_of(Banzai::Filter::MarkdownFilter).to receive(:engine).and_return('CommonMark')
+          visit_issue(project, issue)
+        end
+
+        it_behaves_like 'shared nested tasks'
+      end
+    end
   end
 
   describe 'for Notes' do
diff --git a/spec/features/uploads/user_uploads_avatar_to_profile_spec.rb b/spec/features/uploads/user_uploads_avatar_to_profile_spec.rb
index 52003bb0859..766bb4f09cd 100644
--- a/spec/features/uploads/user_uploads_avatar_to_profile_spec.rb
+++ b/spec/features/uploads/user_uploads_avatar_to_profile_spec.rb
@@ -1,17 +1,16 @@
 require 'rails_helper'
 
 feature 'User uploads avatar to profile' do
-  scenario 'they see their new avatar' do
-    user = create(:user)
-    sign_in(user)
+  let!(:user) { create(:user) }
+  let(:avatar_file_path) { Rails.root.join('spec', 'fixtures', 'dk.png') }
 
+  before do
+    sign_in user
     visit profile_path
-    attach_file(
-      'user_avatar',
-      Rails.root.join('spec', 'fixtures', 'dk.png'),
-      visible: false
-    )
+  end
 
+  scenario 'they see their new avatar on their profile' do
+    attach_file('user_avatar', avatar_file_path, visible: false)
     click_button 'Update profile settings'
 
     visit user_path(user)
@@ -21,4 +20,16 @@ feature 'User uploads avatar to profile' do
     # Cheating here to verify something that isn't user-facing, but is important
     expect(user.reload.avatar.file).to exist
   end
+
+  scenario 'their new avatar is immediately visible in the header', :js do
+    find('.js-user-avatar-input', visible: false).set(avatar_file_path)
+
+    click_button 'Set new profile picture'
+    click_button 'Update profile settings'
+
+    wait_for_all_requests
+
+    data_uri = find('.avatar-image .avatar')['src']
+    expect(page.find('.header-user-avatar')['src']).to eq data_uri
+  end
 end
diff --git a/spec/features/users/login_spec.rb b/spec/features/users/login_spec.rb
index 1f8d31a5c88..24a2c89f50b 100644
--- a/spec/features/users/login_spec.rb
+++ b/spec/features/users/login_spec.rb
@@ -177,14 +177,35 @@ feature 'Login' do
     end
 
     context 'logging in via OAuth' do
-      it 'shows 2FA prompt after OAuth login' do
-        stub_omniauth_saml_config(enabled: true, auto_link_saml_user: true, allow_single_sign_on: ['saml'], providers: [mock_saml_config])
-        user = create(:omniauth_user, :two_factor, extern_uid: 'my-uid', provider: 'saml')
-        gitlab_sign_in_via('saml', user, 'my-uid')
+      let(:user) { create(:omniauth_user, :two_factor, extern_uid: 'my-uid', provider: 'saml')}
+      let(:mock_saml_response) do
+        File.read('spec/fixtures/authentication/saml_response.xml')
+      end
 
-        expect(page).to have_content('Two-Factor Authentication')
-        enter_code(user.current_otp)
-        expect(current_path).to eq root_path
+      before do
+        stub_omniauth_saml_config(enabled: true, auto_link_saml_user: true, allow_single_sign_on: ['saml'],
+                                  providers: [mock_saml_config_with_upstream_two_factor_authn_contexts])
+        gitlab_sign_in_via('saml', user, 'my-uid', mock_saml_response)
+      end
+
+      context 'when authn_context is worth two factors' do
+        let(:mock_saml_response) do
+          File.read('spec/fixtures/authentication/saml_response.xml')
+              .gsub('urn:oasis:names:tc:SAML:2.0:ac:classes:Password', 'urn:oasis:names:tc:SAML:2.0:ac:classes:SecondFactorOTPSMS')
+        end
+
+        it 'signs user in without prompting for second factor' do
+          expect(page).not_to have_content('Two-Factor Authentication')
+          expect(current_path).to eq root_path
+        end
+      end
+
+      context 'when authn_context is not worth two factors' do
+        it 'shows 2FA prompt after OAuth login' do
+          expect(page).to have_content('Two-Factor Authentication')
+          enter_code(user.current_otp)
+          expect(current_path).to eq root_path
+        end
       end
     end
   end
diff --git a/spec/features/users/signup_spec.rb b/spec/features/users/signup_spec.rb
index b5bd5c505f2..bfe11ddf673 100644
--- a/spec/features/users/signup_spec.rb
+++ b/spec/features/users/signup_spec.rb
@@ -40,6 +40,15 @@ describe 'Signup' do
 
       expect(find('.username')).to have_css '.gl-field-error-outline'
     end
+
+    it 'shows an error message on submit if the username contains special characters' do
+      fill_in 'new_user_username', with: 'new$user!username'
+      wait_for_requests
+
+      click_button "Register"
+
+      expect(page).to have_content("Please create a username with only alphanumeric characters.")
+    end
   end
 
   context 'with no errors' do
@@ -140,7 +149,7 @@ describe 'Signup' do
       enforce_terms
     end
 
-    it 'asks the user to accept terms before going to the dashboard' do
+    it 'requires the user to check the checkbox' do
       visit root_path
 
       fill_in 'new_user_name',                with: new_user.name
@@ -148,11 +157,24 @@ describe 'Signup' do
       fill_in 'new_user_email',               with: new_user.email
       fill_in 'new_user_email_confirmation',  with: new_user.email
       fill_in 'new_user_password',            with: new_user.password
-      click_button "Register"
 
-      expect_to_be_on_terms_page
+      click_button 'Register'
+
+      expect(current_path).to eq new_user_session_path
+      expect(page).to have_content(/you must accept our terms of service/i)
+    end
 
-      click_button 'Accept terms'
+    it 'asks the user to accept terms before going to the dashboard' do
+      visit root_path
+
+      fill_in 'new_user_name',                with: new_user.name
+      fill_in 'new_user_username',            with: new_user.username
+      fill_in 'new_user_email',               with: new_user.email
+      fill_in 'new_user_email_confirmation',  with: new_user.email
+      fill_in 'new_user_password',            with: new_user.password
+      check :terms_opt_in
+
+      click_button "Register"
 
       expect(current_path).to eq dashboard_projects_path
     end
diff --git a/spec/features/users/terms_spec.rb b/spec/features/users/terms_spec.rb
index 1efa5cd5490..5b2e7605c4d 100644
--- a/spec/features/users/terms_spec.rb
+++ b/spec/features/users/terms_spec.rb
@@ -3,12 +3,10 @@ require 'spec_helper'
 describe 'Users > Terms' do
   include TermsHelper
 
-  let(:user) { create(:user) }
   let!(:term) { create(:term, terms: 'By accepting, you promise to be nice!') }
 
   before do
     stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
-    sign_in(user)
   end
 
   it 'shows the terms' do
@@ -17,86 +15,119 @@ describe 'Users > Terms' do
     expect(page).to have_content('By accepting, you promise to be nice!')
   end
 
-  context 'declining the terms' do
-    it 'returns the user to the app' do
-      visit terms_path
+  it 'does not show buttons to accept, decline or sign out', :aggregate_failures do
+    visit terms_path
+
+    expect(page).not_to have_css('.footer-block')
+    expect(page).not_to have_content('Accept terms')
+    expect(page).not_to have_content('Decline and sign out')
+    expect(page).not_to have_content('Continue')
+  end
 
-      click_button 'Decline and sign out'
+  context 'when signed in' do
+    let(:user) { create(:user) }
 
-      expect(page).not_to have_content(term.terms)
-      expect(user.reload.terms_accepted?).to be(false)
+    before do
+      sign_in(user)
     end
-  end
 
-  context 'accepting the terms' do
-    it 'returns the user to the app' do
-      visit terms_path
+    context 'declining the terms' do
+      it 'returns the user to the app' do
+        visit terms_path
 
-      click_button 'Accept terms'
+        click_button 'Decline and sign out'
 
-      expect(page).not_to have_content(term.terms)
-      expect(user.reload.terms_accepted?).to be(true)
+        expect(page).not_to have_content(term.terms)
+        expect(user.reload.terms_accepted?).to be(false)
+      end
     end
-  end
 
-  context 'terms were enforced while session is active', :js do
-    let(:project) { create(:project) }
+    context 'accepting the terms' do
+      it 'returns the user to the app' do
+        visit terms_path
 
-    before do
-      project.add_developer(user)
+        click_button 'Accept terms'
+
+        expect(page).not_to have_content(term.terms)
+        expect(user.reload.terms_accepted?).to be(true)
+      end
     end
 
-    it 'redirects to terms and back to where the user was going'  do
-      visit project_path(project)
+    context 'when the user has already accepted the terms' do
+      before do
+        accept_terms(user)
+      end
+
+      it 'allows the user to continue to the app' do
+        visit terms_path
+
+        expect(page).to have_content "You have already accepted the Terms of Service as #{user.to_reference}"
 
-      enforce_terms
+        click_link 'Continue'
 
-      within('.nav-sidebar') do
-        click_link 'Issues'
+        expect(current_path).to eq(root_path)
       end
+    end
+
+    context 'terms were enforced while session is active', :js do
+      let(:project) { create(:project) }
 
-      expect_to_be_on_terms_page
+      before do
+        project.add_developer(user)
+      end
 
-      click_button('Accept terms')
+      it 'redirects to terms and back to where the user was going'  do
+        visit project_path(project)
 
-      expect(current_path).to eq(project_issues_path(project))
-    end
+        enforce_terms
 
-    # Disabled until https://gitlab.com/gitlab-org/gitlab-ce/issues/37162 is solved properly
-    xit 'redirects back to the page the user was trying to save' do
-      visit new_project_issue_path(project)
+        within('.nav-sidebar') do
+          click_link 'Issues'
+        end
 
-      fill_in :issue_title, with: 'Hello world, a new issue'
-      fill_in :issue_description, with: "We don't want to lose what the user typed"
+        expect_to_be_on_terms_page
 
-      enforce_terms
+        click_button('Accept terms')
 
-      click_button 'Submit issue'
+        expect(current_path).to eq(project_issues_path(project))
+      end
 
-      expect(current_path).to eq(terms_path)
+      # Disabled until https://gitlab.com/gitlab-org/gitlab-ce/issues/37162 is solved properly
+      xit 'redirects back to the page the user was trying to save' do
+        visit new_project_issue_path(project)
 
-      click_button('Accept terms')
+        fill_in :issue_title, with: 'Hello world, a new issue'
+        fill_in :issue_description, with: "We don't want to lose what the user typed"
 
-      expect(current_path).to eq(new_project_issue_path(project))
-      expect(find_field('issue_title').value).to eq('Hello world, a new issue')
-      expect(find_field('issue_description').value).to eq("We don't want to lose what the user typed")
-    end
-  end
+        enforce_terms
 
-  context 'when the terms are enforced' do
-    before do
-      enforce_terms
+        click_button 'Submit issue'
+
+        expect(current_path).to eq(terms_path)
+
+        click_button('Accept terms')
+
+        expect(current_path).to eq(new_project_issue_path(project))
+        expect(find_field('issue_title').value).to eq('Hello world, a new issue')
+        expect(find_field('issue_description').value).to eq("We don't want to lose what the user typed")
+      end
     end
 
-    context 'signing out', :js do
-      it 'allows the user to sign out without a response' do
-        visit terms_path
+    context 'when the terms are enforced' do
+      before do
+        enforce_terms
+      end
+
+      context 'signing out', :js do
+        it 'allows the user to sign out without a response' do
+          visit terms_path
 
-        find('.header-user-dropdown-toggle').click
-        click_link('Sign out')
+          find('.header-user-dropdown-toggle').click
+          click_link('Sign out')
 
-        expect(page).to have_content('Sign in')
-        expect(page).to have_content('Register')
+          expect(page).to have_content('Sign in')
+          expect(page).to have_content('Register')
+        end
       end
     end
   end
diff --git a/spec/finders/group_members_finder_spec.rb b/spec/finders/group_members_finder_spec.rb
index 9f285e28535..63e15b365a4 100644
--- a/spec/finders/group_members_finder_spec.rb
+++ b/spec/finders/group_members_finder_spec.rb
@@ -29,4 +29,16 @@ describe GroupMembersFinder, '#execute' do
 
     expect(result.to_a).to match_array([member1, member3, member4])
   end
+
+  it 'returns members for descendant groups if requested', :nested_groups do
+    member1 = group.add_master(user2)
+    member2 = group.add_master(user1)
+    nested_group.add_master(user2)
+    member3 = nested_group.add_master(user3)
+    member4 = nested_group.add_master(user4)
+
+    result = described_class.new(group).execute(include_descendants: true)
+
+    expect(result.to_a).to match_array([member1, member2, member3, member4])
+  end
 end
diff --git a/spec/finders/members_finder_spec.rb b/spec/finders/members_finder_spec.rb
index 7bb1f45322e..2fc5299b0f4 100644
--- a/spec/finders/members_finder_spec.rb
+++ b/spec/finders/members_finder_spec.rb
@@ -19,4 +19,16 @@ describe MembersFinder, '#execute' do
 
     expect(result.to_a).to match_array([member1, member2, member3])
   end
+
+  it 'includes nested group members if asked', :nested_groups do
+    project = create(:project, namespace: group)
+    nested_group.request_access(user1)
+    member1 = group.add_master(user2)
+    member2 = nested_group.add_master(user3)
+    member3 = project.add_master(user4)
+
+    result = described_class.new(project, user2).execute(include_descendants: true)
+
+    expect(result.to_a).to match_array([member1, member2, member3])
+  end
 end
diff --git a/spec/finders/merge_requests_finder_spec.rb b/spec/finders/merge_requests_finder_spec.rb
index c8a43ddf410..669ec602f11 100644
--- a/spec/finders/merge_requests_finder_spec.rb
+++ b/spec/finders/merge_requests_finder_spec.rb
@@ -19,7 +19,7 @@ describe MergeRequestsFinder do
 
   let!(:merge_request1) { create(:merge_request, :simple, author: user, source_project: project2, target_project: project1) }
   let!(:merge_request2) { create(:merge_request, :conflict, author: user, source_project: project2, target_project: project1, state: 'closed') }
-  let!(:merge_request3) { create(:merge_request, :simple, author: user, source_project: project2, target_project: project2) }
+  let!(:merge_request3) { create(:merge_request, :simple, author: user, source_project: project2, target_project: project2, state: 'locked') }
   let!(:merge_request4) { create(:merge_request, :simple, author: user, source_project: project3, target_project: project3) }
   let!(:merge_request5) { create(:merge_request, :simple, author: user, source_project: project4, target_project: project4) }
 
@@ -35,7 +35,7 @@ describe MergeRequestsFinder do
     it 'filters by scope' do
       params = { scope: 'authored', state: 'opened' }
       merge_requests = described_class.new(user, params).execute
-      expect(merge_requests.size).to eq(4)
+      expect(merge_requests.size).to eq(3)
     end
 
     it 'filters by project' do
@@ -90,6 +90,14 @@ describe MergeRequestsFinder do
       expect(merge_requests).to contain_exactly(merge_request2)
     end
 
+    it 'filters by state' do
+      params = { state: 'locked' }
+
+      merge_requests = described_class.new(user, params).execute
+
+      expect(merge_requests).to contain_exactly(merge_request3)
+    end
+
     context 'filtering by group milestone' do
       let!(:group) { create(:group, :public) }
       let(:group_milestone) { create(:milestone, group: group) }
@@ -199,7 +207,7 @@ describe MergeRequestsFinder do
     it 'returns the number of rows for the default state' do
       finder = described_class.new(user)
 
-      expect(finder.row_count).to eq(4)
+      expect(finder.row_count).to eq(3)
     end
 
     it 'returns the number of rows for a given state' do
diff --git a/spec/finders/notes_finder_spec.rb b/spec/finders/notes_finder_spec.rb
index f1ae2c7ab65..232f35c86f9 100644
--- a/spec/finders/notes_finder_spec.rb
+++ b/spec/finders/notes_finder_spec.rb
@@ -133,7 +133,7 @@ describe NotesFinder do
 
       it 'raises an exception for an invalid target_type' do
         params[:target_type] = 'invalid'
-        expect { described_class.new(project, user, params).execute }.to raise_error('invalid target_type')
+        expect { described_class.new(project, user, params).execute }.to raise_error("invalid target_type '#{params[:target_type]}'")
       end
 
       it 'filters out old notes' do
diff --git a/spec/finders/user_recent_events_finder_spec.rb b/spec/finders/user_recent_events_finder_spec.rb
index 3ca0f7c3c89..da043f94021 100644
--- a/spec/finders/user_recent_events_finder_spec.rb
+++ b/spec/finders/user_recent_events_finder_spec.rb
@@ -1,31 +1,50 @@
 require 'spec_helper'
 
 describe UserRecentEventsFinder do
-  let(:user) { create(:user) }
-  let(:project) { create(:project) }
-  let(:project_owner) { project.creator }
-  let!(:event) { create(:event, project: project, author: project_owner) }
+  let(:current_user)     { create(:user) }
+  let(:project_owner)    { create(:user) }
+  let(:private_project)  { create(:project, :private, creator: project_owner) }
+  let(:internal_project) { create(:project, :internal, creator: project_owner) }
+  let(:public_project)   { create(:project, :public, creator: project_owner) }
+  let!(:private_event)   { create(:event, project: private_project, author: project_owner) }
+  let!(:internal_event)  { create(:event, project: internal_project, author: project_owner) }
+  let!(:public_event)    { create(:event, project: public_project, author: project_owner) }
 
-  subject(:finder) { described_class.new(user, project_owner) }
+  subject(:finder) { described_class.new(current_user, project_owner) }
 
   describe '#execute' do
-    it 'does not include the event when a user does not have access to the project' do
-      expect(finder.execute).to be_empty
+    context 'current user does not have access to projects' do
+      it 'returns public and internal events' do
+        records = finder.execute
+
+        expect(records).to include(public_event, internal_event)
+        expect(records).not_to include(private_event)
+      end
     end
 
-    context 'when the user has access to a project' do
+    context 'when current user has access to the projects' do
       before do
-        project.add_developer(user)
+        private_project.add_developer(current_user)
+        internal_project.add_developer(current_user)
+        public_project.add_developer(current_user)
       end
 
-      it 'includes the event' do
-        expect(finder.execute).to include(event)
+      it 'returns all the events' do
+        expect(finder.execute).to include(private_event, internal_event, public_event)
       end
 
-      it 'does not include the event if the user cannot read cross project' do
-        expect(Ability).to receive(:allowed?).with(user, :read_cross_project) { false }
+      it 'does not include the events if the user cannot read cross project' do
+        expect(Ability).to receive(:allowed?).with(current_user, :read_cross_project) { false }
         expect(finder.execute).to be_empty
       end
     end
+
+    context 'when current user is anonymous' do
+      let(:current_user) { nil }
+
+      it 'returns public events only' do
+        expect(finder.execute).to eq([public_event])
+      end
+    end
   end
 end
diff --git a/spec/fixtures/api/schemas/entities/merge_request_basic.json b/spec/fixtures/api/schemas/entities/merge_request_basic.json
index 46031961cca..cf257ac00de 100644
--- a/spec/fixtures/api/schemas/entities/merge_request_basic.json
+++ b/spec/fixtures/api/schemas/entities/merge_request_basic.json
@@ -13,7 +13,22 @@
     "assignee_id": { "type": ["integer", "null"] },
     "subscribed": { "type": ["boolean", "null"] },
     "participants": { "type": "array" },
-    "allow_maintainer_to_push": { "type": "boolean"}
+    "allow_collaboration": { "type": "boolean"},
+    "allow_maintainer_to_push": { "type": "boolean"},
+    "assignee": {
+      "oneOf": [
+        { "type": "null" },
+        { "$ref": "user.json" }
+      ]
+    },
+    "milestone": {
+      "type": [ "object", "null" ]
+    },
+    "labels": {
+      "type": [ "array", "null" ]
+    },
+    "task_status": { "type": "string" },
+    "task_status_short": { "type": "string" }
   },
   "additionalProperties": false
 }
diff --git a/spec/fixtures/api/schemas/entities/merge_request_widget.json b/spec/fixtures/api/schemas/entities/merge_request_widget.json
index 7be8c9e3e67..38ce92a5dc7 100644
--- a/spec/fixtures/api/schemas/entities/merge_request_widget.json
+++ b/spec/fixtures/api/schemas/entities/merge_request_widget.json
@@ -31,7 +31,7 @@
     "source_project_id": { "type": "integer" },
     "target_branch": { "type": "string" },
     "target_project_id": { "type": "integer" },
-    "allow_maintainer_to_push": { "type": "boolean"},
+    "allow_collaboration": { "type": "boolean"},
     "metrics": {
       "oneOf": [
         { "type": "null" },
@@ -109,6 +109,7 @@
     "ff_only_enabled": { "type": ["boolean", false] },
     "should_be_rebased": { "type": "boolean" },
     "create_note_path": { "type": ["string", "null"] },
+    "preview_note_path": { "type": ["string", "null"] },
     "rebase_commit_sha": { "type": ["string", "null"] },
     "rebase_in_progress": { "type": "boolean" },
     "can_push_to_source_branch": { "type": "boolean" },
diff --git a/spec/fixtures/api/schemas/list.json b/spec/fixtures/api/schemas/list.json
index 05922df6b81..b76ec115293 100644
--- a/spec/fixtures/api/schemas/list.json
+++ b/spec/fixtures/api/schemas/list.json
@@ -37,5 +37,5 @@
     "title": { "type": "string" },
     "position": { "type": ["integer", "null"] }
   },
-  "additionalProperties": false
+  "additionalProperties": true
 }
diff --git a/spec/fixtures/api/schemas/public_api/v4/branch.json b/spec/fixtures/api/schemas/public_api/v4/branch.json
index a3581178974..a8891680d06 100644
--- a/spec/fixtures/api/schemas/public_api/v4/branch.json
+++ b/spec/fixtures/api/schemas/public_api/v4/branch.json
@@ -14,7 +14,8 @@
     "merged": { "type": "boolean" },
     "protected": { "type": "boolean" },
     "developers_can_push": { "type": "boolean" },
-    "developers_can_merge": { "type": "boolean" }
+    "developers_can_merge": { "type": "boolean" },
+    "can_push": { "type": "boolean" }
   },
   "additionalProperties": false
 }
diff --git a/spec/fixtures/api/schemas/public_api/v4/commit/with_stats.json b/spec/fixtures/api/schemas/public_api/v4/commit/with_stats.json
new file mode 100644
index 00000000000..3b5dd547e69
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/commit/with_stats.json
@@ -0,0 +1,14 @@
+{
+  "type": "object",
+  "allOf": [
+    { "$ref": "basic.json" },
+    {
+      "required" : [
+        "stats"
+      ],
+      "properties": {
+        "stats": { "$ref": "../commit_stats.json" }
+      }
+    }
+  ]
+}
diff --git a/spec/fixtures/api/schemas/public_api/v4/commits_with_stats.json b/spec/fixtures/api/schemas/public_api/v4/commits_with_stats.json
new file mode 100644
index 00000000000..23511123ce4
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/commits_with_stats.json
@@ -0,0 +1,4 @@
+{
+  "type": "array",
+  "items": { "$ref": "commit/with_stats.json" }
+}
diff --git a/spec/fixtures/api/schemas/public_api/v4/merge_requests.json b/spec/fixtures/api/schemas/public_api/v4/merge_requests.json
index f97461ce9cc..f7adc4e0b91 100644
--- a/spec/fixtures/api/schemas/public_api/v4/merge_requests.json
+++ b/spec/fixtures/api/schemas/public_api/v4/merge_requests.json
@@ -82,6 +82,7 @@
         "human_time_estimate": { "type": ["string", "null"] },
         "human_total_time_spent": { "type": ["string", "null"] }
       },
+      "allow_collaboration": { "type": ["boolean", "null"] },
       "allow_maintainer_to_push": { "type": ["boolean", "null"] }
     },
     "required": [
diff --git a/spec/fixtures/api/schemas/public_api/v4/milestones.json b/spec/fixtures/api/schemas/public_api/v4/milestones.json
index c3c42b6ee60..448e97d6c85 100644
--- a/spec/fixtures/api/schemas/public_api/v4/milestones.json
+++ b/spec/fixtures/api/schemas/public_api/v4/milestones.json
@@ -13,7 +13,8 @@
       "created_at": { "type": "date" },
       "updated_at": { "type": "date" },
       "start_date": { "type": "date" },
-      "due_date": { "type": "date" }
+      "due_date": { "type": "date" },
+      "web_url": { "type": "string" }
     },
     "required": [
       "id", "iid", "title", "description", "state",
diff --git a/spec/fixtures/api/schemas/public_api/v4/snippets.json b/spec/fixtures/api/schemas/public_api/v4/snippets.json
index e37e9704649..d13d703e063 100644
--- a/spec/fixtures/api/schemas/public_api/v4/snippets.json
+++ b/spec/fixtures/api/schemas/public_api/v4/snippets.json
@@ -8,6 +8,7 @@
       "title": { "type": "string" },
       "file_name": { "type": ["string", "null"] },
       "description": { "type": ["string", "null"] },
+      "visibility": { "type": "string" },
       "web_url": { "type": "string" },
       "created_at": { "type": "date" },
       "updated_at": { "type": "date" },
diff --git a/spec/fixtures/authentication/saml_response.xml b/spec/fixtures/authentication/saml_response.xml
new file mode 100644
index 00000000000..ac7b662be22
--- /dev/null
+++ b/spec/fixtures/authentication/saml_response.xml
@@ -0,0 +1,42 @@
+<?xml version='1.0'?>
+<samlp:Response xmlns:samlp='urn:oasis:names:tc:SAML:2.0:protocol' xmlns:saml='urn:oasis:names:tc:SAML:2.0:assertion' ID='pfxb9b71715-2202-9a51-8ae5-689d5b9dd25a' Version='2.0' IssueInstant='2014-07-17T01:01:48Z' Destination='http://sp.example.com/demo1/index.php?acs' InResponseTo='ONELOGIN_4fee3b046395c4e751011e97f8900b5273d56685'>
+  <saml:Issuer>http://idp.example.com/metadata.php</saml:Issuer><ds:Signature xmlns:ds='http://www.w3.org/2000/09/xmldsig#'>
+  <ds:SignedInfo><ds:CanonicalizationMethod Algorithm='http://www.w3.org/2001/10/xml-exc-c14n#'/>
+    <ds:SignatureMethod Algorithm='http://www.w3.org/2000/09/xmldsig#rsa-sha1'/>
+    <ds:Reference URI='#pfxb9b71715-2202-9a51-8ae5-689d5b9dd25a'><ds:Transforms><ds:Transform Algorithm='http://www.w3.org/2000/09/xmldsig#enveloped-signature'/><ds:Transform Algorithm='http://www.w3.org/2001/10/xml-exc-c14n#'/></ds:Transforms><ds:DigestMethod Algorithm='http://www.w3.org/2000/09/xmldsig#sha1'/><ds:DigestValue>z0Y25hsUHVJJnYhgB5LzPVjqbgM=</ds:DigestValue></ds:Reference></ds:SignedInfo><ds:SignatureValue>NSdsZopzNX4kJETipLNbU+7dG4GPTj5e40iSBaUeUMc1UUSX4UCe9Qx6R9ADEkEQgNekgYaCFOuY90kLNh9Ky0Czq8gd4w7ykQJEVJ7VF7LakmG8dPedHAKyAMAuZ8y3mNGye31vtR9frYaznCVoxB3eAi9rbVOXkQtdOTRMHec=</ds:SignatureValue>
+  <ds:KeyInfo><ds:X509Data><ds:X509Certificate>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</ds:X509Certificate></ds:X509Data></ds:KeyInfo></ds:Signature>
+  <samlp:Status>
+    <samlp:StatusCode Value='urn:oasis:names:tc:SAML:2.0:status:Success'/>
+  </samlp:Status>
+  <saml:Assertion xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns:xs='http://www.w3.org/2001/XMLSchema' ID='_d71a3a8e9fcc45c9e9d248ef7049393fc8f04e5f75' Version='2.0' IssueInstant='2014-07-17T01:01:48Z'>
+    <saml:Issuer>http://idp.example.com/metadata.php</saml:Issuer>
+    <saml:Subject>
+      <saml:NameID SPNameQualifier='http://sp.example.com/demo1/metadata.php' Format='urn:oasis:names:tc:SAML:2.0:nameid-format:transient'>_ce3d2948b4cf20146dee0a0b3dd6f69b6cf86f62d7</saml:NameID>
+      <saml:SubjectConfirmation Method='urn:oasis:names:tc:SAML:2.0:cm:bearer'>
+        <saml:SubjectConfirmationData NotOnOrAfter='2024-01-18T06:21:48Z' Recipient='http://sp.example.com/demo1/index.php?acs' InResponseTo='ONELOGIN_4fee3b046395c4e751011e97f8900b5273d56685'/>
+      </saml:SubjectConfirmation>
+    </saml:Subject>
+    <saml:Conditions NotBefore='2014-07-17T01:01:18Z' NotOnOrAfter='2024-01-18T06:21:48Z'>
+      <saml:AudienceRestriction>
+        <saml:Audience>http://sp.example.com/demo1/metadata.php</saml:Audience>
+      </saml:AudienceRestriction>
+    </saml:Conditions>
+    <saml:AuthnStatement AuthnInstant='2014-07-17T01:01:48Z' SessionNotOnOrAfter='2024-07-17T09:01:48Z' SessionIndex='_be9967abd904ddcae3c0eb4189adbe3f71e327cf93'>
+      <saml:AuthnContext>
+        <saml:AuthnContextClassRef>urn:oasis:names:tc:SAML:2.0:ac:classes:Password</saml:AuthnContextClassRef>
+      </saml:AuthnContext>
+    </saml:AuthnStatement>
+    <saml:AttributeStatement>
+      <saml:Attribute Name='uid' NameFormat='urn:oasis:names:tc:SAML:2.0:attrname-format:basic'>
+        <saml:AttributeValue xsi:type='xs:string'>test</saml:AttributeValue>
+      </saml:Attribute>
+      <saml:Attribute Name='mail' NameFormat='urn:oasis:names:tc:SAML:2.0:attrname-format:basic'>
+        <saml:AttributeValue xsi:type='xs:string'>test@example.com</saml:AttributeValue>
+      </saml:Attribute>
+      <saml:Attribute Name='eduPersonAffiliation' NameFormat='urn:oasis:names:tc:SAML:2.0:attrname-format:basic'>
+        <saml:AttributeValue xsi:type='xs:string'>users</saml:AttributeValue>
+        <saml:AttributeValue xsi:type='xs:string'>examplerole1</saml:AttributeValue>
+      </saml:Attribute>
+    </saml:AttributeStatement>
+  </saml:Assertion>
+</samlp:Response>
diff --git a/spec/fixtures/exported-project.gz b/spec/fixtures/exported-project.gz
deleted file mode 100644
index bef7e2ff8ee..00000000000
--- a/spec/fixtures/exported-project.gz
+++ /dev/null
diff --git a/spec/fixtures/markdown.md.erb b/spec/fixtures/markdown.md.erb
index da32a46675f..e5d01c3bd03 100644
--- a/spec/fixtures/markdown.md.erb
+++ b/spec/fixtures/markdown.md.erb
@@ -43,8 +43,14 @@ This text says this, ~~and this text doesn't~~.
 
 ### Superscript
 
-This is my 1^(st) time using superscript in Markdown. Now this is my
-2^(nd).
+This is my 1<sup>(st)</sup> time using superscript in Markdown. Now this is my
+2<sup>(nd)</sup>.
+
+Redcarpet supports this superscript syntax ( x^2 ).
+
+### Subscript
+
+This (C<sub>6</sub>H<sub>12</sub>O<sub>6</sub>) is an example of subscripts in Markdown.
 
 ### Next step
 
diff --git a/spec/graphql/gitlab_schema_spec.rb b/spec/graphql/gitlab_schema_spec.rb
new file mode 100644
index 00000000000..b892f6b44ed
--- /dev/null
+++ b/spec/graphql/gitlab_schema_spec.rb
@@ -0,0 +1,33 @@
+require 'spec_helper'
+
+describe GitlabSchema do
+  it 'uses batch loading' do
+    expect(field_instrumenters).to include(BatchLoader::GraphQL)
+  end
+
+  it 'enables the preload instrumenter' do
+    expect(field_instrumenters).to include(BatchLoader::GraphQL)
+  end
+
+  it 'enables the authorization instrumenter' do
+    expect(field_instrumenters).to include(instance_of(::Gitlab::Graphql::Authorize::Instrumentation))
+  end
+
+  it 'enables using presenters' do
+    expect(field_instrumenters).to include(instance_of(::Gitlab::Graphql::Present::Instrumentation))
+  end
+
+  it 'has the base mutation' do
+    pending('Adding an empty mutation breaks the documentation explorer')
+
+    expect(described_class.mutation).to eq(::Types::MutationType.to_graphql)
+  end
+
+  it 'has the base query' do
+    expect(described_class.query).to eq(::Types::QueryType.to_graphql)
+  end
+
+  def field_instrumenters
+    described_class.instrumenters[:field]
+  end
+end
diff --git a/spec/graphql/resolvers/merge_request_resolver_spec.rb b/spec/graphql/resolvers/merge_request_resolver_spec.rb
new file mode 100644
index 00000000000..73993b3a039
--- /dev/null
+++ b/spec/graphql/resolvers/merge_request_resolver_spec.rb
@@ -0,0 +1,45 @@
+require 'spec_helper'
+
+describe Resolvers::MergeRequestResolver do
+  include GraphqlHelpers
+
+  set(:project) { create(:project, :repository) }
+  set(:merge_request_1) { create(:merge_request, :simple, source_project: project, target_project: project) }
+  set(:merge_request_2) { create(:merge_request, :rebased, source_project: project, target_project: project) }
+
+  set(:other_project) { create(:project, :repository) }
+  set(:other_merge_request) { create(:merge_request, source_project: other_project, target_project: other_project) }
+
+  let(:iid_1) { merge_request_1.iid }
+  let(:iid_2) { merge_request_2.iid }
+
+  let(:other_iid) { other_merge_request.iid }
+
+  describe '#resolve' do
+    it 'batch-resolves merge requests by target project full path and IID' do
+      result = batch(max_queries: 2) do
+        [resolve_mr(project, iid_1), resolve_mr(project, iid_2)]
+      end
+
+      expect(result).to contain_exactly(merge_request_1, merge_request_2)
+    end
+
+    it 'can batch-resolve merge requests from different projects' do
+      result = batch(max_queries: 3) do
+        [resolve_mr(project, iid_1), resolve_mr(project, iid_2), resolve_mr(other_project, other_iid)]
+      end
+
+      expect(result).to contain_exactly(merge_request_1, merge_request_2, other_merge_request)
+    end
+
+    it 'resolves an unknown iid to nil' do
+      result = batch { resolve_mr(project, -1) }
+
+      expect(result).to be_nil
+    end
+  end
+
+  def resolve_mr(project, iid)
+    resolve(described_class, obj: project, args: { iid: iid })
+  end
+end
diff --git a/spec/graphql/resolvers/project_resolver_spec.rb b/spec/graphql/resolvers/project_resolver_spec.rb
new file mode 100644
index 00000000000..d4990c6492c
--- /dev/null
+++ b/spec/graphql/resolvers/project_resolver_spec.rb
@@ -0,0 +1,32 @@
+require 'spec_helper'
+
+describe Resolvers::ProjectResolver do
+  include GraphqlHelpers
+
+  set(:project1) { create(:project) }
+  set(:project2) { create(:project) }
+
+  set(:other_project) { create(:project) }
+
+  describe '#resolve' do
+    it 'batch-resolves projects by full path' do
+      paths = [project1.full_path, project2.full_path]
+
+      result = batch(max_queries: 1) do
+        paths.map { |path| resolve_project(path) }
+      end
+
+      expect(result).to contain_exactly(project1, project2)
+    end
+
+    it 'resolves an unknown full_path to nil' do
+      result = batch { resolve_project('unknown/project') }
+
+      expect(result).to be_nil
+    end
+  end
+
+  def resolve_project(full_path)
+    resolve(described_class, args: { full_path: full_path })
+  end
+end
diff --git a/spec/graphql/types/merge_request_type_spec.rb b/spec/graphql/types/merge_request_type_spec.rb
new file mode 100644
index 00000000000..6e57122867a
--- /dev/null
+++ b/spec/graphql/types/merge_request_type_spec.rb
@@ -0,0 +1,5 @@
+require 'spec_helper'
+
+describe Types::MergeRequestType do
+  it { expect(described_class).to expose_permissions_using(Types::PermissionTypes::MergeRequest) }
+end
diff --git a/spec/graphql/types/permission_types/base_permission_type_spec.rb b/spec/graphql/types/permission_types/base_permission_type_spec.rb
new file mode 100644
index 00000000000..a7e51797047
--- /dev/null
+++ b/spec/graphql/types/permission_types/base_permission_type_spec.rb
@@ -0,0 +1,47 @@
+require 'spec_helper'
+
+describe Types::PermissionTypes::BasePermissionType do
+  let(:permitable) { double('permittable') }
+  let(:current_user) { build(:user) }
+  let(:context) { { current_user: current_user } }
+  subject(:test_type) do
+    Class.new(described_class) do
+      graphql_name 'TestClass'
+
+      permission_field :do_stuff, resolve: -> (_, _, _)  { true }
+      ability_field(:read_issue)
+      abilities :admin_issue
+    end
+  end
+
+  describe '.permission_field' do
+    it 'adds a field for the required permission' do
+      is_expected.to have_graphql_field(:do_stuff)
+    end
+  end
+
+  describe '.ability_field' do
+    it 'adds a field for the required permission' do
+      is_expected.to have_graphql_field(:read_issue)
+    end
+
+    it 'does not add a resolver block if another resolving param is passed' do
+      expected_keywords = {
+        name: :resolve_using_hash,
+        hash_key: :the_key,
+        type: GraphQL::BOOLEAN_TYPE,
+        description: "custom description",
+        null: false
+      }
+      expect(test_type).to receive(:field).with(expected_keywords)
+
+      test_type.ability_field :resolve_using_hash, hash_key: :the_key, description: "custom description"
+    end
+  end
+
+  describe '.abilities' do
+    it 'adds a field for the passed permissions' do
+      is_expected.to have_graphql_field(:admin_issue)
+    end
+  end
+end
diff --git a/spec/graphql/types/permission_types/merge_request_spec.rb b/spec/graphql/types/permission_types/merge_request_spec.rb
new file mode 100644
index 00000000000..e1026b01a74
--- /dev/null
+++ b/spec/graphql/types/permission_types/merge_request_spec.rb
@@ -0,0 +1,13 @@
+require 'spec_helper'
+
+describe Types::PermissionTypes::MergeRequest do
+  it do
+    expected_permissions = [
+      :read_merge_request, :admin_merge_request, :update_merge_request,
+      :create_note, :push_to_source_branch, :remove_source_branch,
+      :cherry_pick_on_current_merge_request, :revert_on_current_merge_request
+    ]
+
+    expect(described_class).to have_graphql_fields(expected_permissions)
+  end
+end
diff --git a/spec/graphql/types/permission_types/merge_request_type_spec.rb b/spec/graphql/types/permission_types/merge_request_type_spec.rb
new file mode 100644
index 00000000000..6e57122867a
--- /dev/null
+++ b/spec/graphql/types/permission_types/merge_request_type_spec.rb
@@ -0,0 +1,5 @@
+require 'spec_helper'
+
+describe Types::MergeRequestType do
+  it { expect(described_class).to expose_permissions_using(Types::PermissionTypes::MergeRequest) }
+end
diff --git a/spec/graphql/types/permission_types/project_spec.rb b/spec/graphql/types/permission_types/project_spec.rb
new file mode 100644
index 00000000000..89eecef096e
--- /dev/null
+++ b/spec/graphql/types/permission_types/project_spec.rb
@@ -0,0 +1,18 @@
+require 'spec_helper'
+
+describe Types::PermissionTypes::Project do
+  it do
+    expected_permissions = [
+      :change_namespace, :change_visibility_level, :rename_project, :remove_project, :archive_project,
+      :remove_fork_project, :remove_pages, :read_project, :create_merge_request_in,
+      :read_wiki, :read_project_member, :create_issue,  :upload_file, :read_cycle_analytics,
+      :download_code, :download_wiki_code, :fork_project, :create_project_snippet,
+      :read_commit_status, :request_access, :create_pipeline, :create_pipeline_schedule,
+      :create_merge_request_from, :create_wiki, :push_code, :create_deployment, :push_to_delete_protected_branch,
+      :admin_wiki, :admin_project, :update_pages, :admin_remote_mirror, :create_label,
+      :update_wiki, :destroy_wiki, :create_pages, :destroy_pages
+    ]
+
+    expect(described_class).to have_graphql_fields(expected_permissions)
+  end
+end
diff --git a/spec/graphql/types/project_type_spec.rb b/spec/graphql/types/project_type_spec.rb
new file mode 100644
index 00000000000..7b5bc335511
--- /dev/null
+++ b/spec/graphql/types/project_type_spec.rb
@@ -0,0 +1,16 @@
+require 'spec_helper'
+
+describe GitlabSchema.types['Project'] do
+  it { expect(described_class).to expose_permissions_using(Types::PermissionTypes::Project) }
+
+  it { expect(described_class.graphql_name).to eq('Project') }
+
+  describe 'nested merge request' do
+    it { expect(described_class).to have_graphql_field(:merge_request) }
+
+    it 'authorizes the merge request' do
+      expect(described_class.fields['mergeRequest'])
+        .to  require_graphql_authorizations(:read_merge_request)
+    end
+  end
+end
diff --git a/spec/graphql/types/query_type_spec.rb b/spec/graphql/types/query_type_spec.rb
new file mode 100644
index 00000000000..e1df6f9811d
--- /dev/null
+++ b/spec/graphql/types/query_type_spec.rb
@@ -0,0 +1,23 @@
+require 'spec_helper'
+
+describe GitlabSchema.types['Query'] do
+  it 'is called Query' do
+    expect(described_class.graphql_name).to eq('Query')
+  end
+
+  it { is_expected.to have_graphql_fields(:project, :echo) }
+
+  describe 'project field' do
+    subject { described_class.fields['project'] }
+
+    it 'finds projects by full path' do
+      is_expected.to have_graphql_arguments(:full_path)
+      is_expected.to have_graphql_type(Types::ProjectType)
+      is_expected.to have_graphql_resolver(Resolvers::ProjectResolver)
+    end
+
+    it 'authorizes with read_project' do
+      is_expected.to require_graphql_authorizations(:read_project)
+    end
+  end
+end
diff --git a/spec/graphql/types/time_type_spec.rb b/spec/graphql/types/time_type_spec.rb
new file mode 100644
index 00000000000..4196d9d27d4
--- /dev/null
+++ b/spec/graphql/types/time_type_spec.rb
@@ -0,0 +1,16 @@
+require 'spec_helper'
+
+describe GitlabSchema.types['Time'] do
+  let(:iso) { "2018-06-04T15:23:50+02:00" }
+  let(:time) { Time.parse(iso) }
+
+  it { expect(described_class.graphql_name).to eq('Time') }
+
+  it 'coerces Time object into ISO 8601' do
+    expect(described_class.coerce_isolated_result(time)).to eq(iso)
+  end
+
+  it 'coerces an ISO-time into Time object' do
+    expect(described_class.coerce_isolated_input(iso)).to eq(time)
+  end
+end
diff --git a/spec/helpers/application_helper_spec.rb b/spec/helpers/application_helper_spec.rb
index 593b2ca1825..14297a1a544 100644
--- a/spec/helpers/application_helper_spec.rb
+++ b/spec/helpers/application_helper_spec.rb
@@ -157,7 +157,7 @@ describe ApplicationHelper do
     let(:noteable_type) { Issue }
     it 'returns paths for autocomplete_sources_controller' do
       sources = helper.autocomplete_data_sources(project, noteable_type)
-      expect(sources.keys).to match_array([:members, :issues, :merge_requests, :labels, :milestones, :commands])
+      expect(sources.keys).to match_array([:members, :issues, :mergeRequests, :labels, :milestones, :commands])
       sources.keys.each do |key|
         expect(sources[key]).not_to be_nil
       end
diff --git a/spec/helpers/emails_helper_spec.rb b/spec/helpers/emails_helper_spec.rb
index 2390c1f3e5d..139387e0b24 100644
--- a/spec/helpers/emails_helper_spec.rb
+++ b/spec/helpers/emails_helper_spec.rb
@@ -47,9 +47,7 @@ describe EmailsHelper do
   describe '#header_logo' do
     context 'there is a brand item with a logo' do
       it 'returns the brand header logo' do
-        appearance = create :appearance, header_logo: fixture_file_upload(
-          Rails.root.join('spec/fixtures/dk.png')
-        )
+        appearance = create :appearance, header_logo: fixture_file_upload('spec/fixtures/dk.png')
 
         expect(header_logo).to eq(
           %{<img style="height: 50px" src="/uploads/-/system/appearance/header_logo/#{appearance.id}/dk.png" alt="Dk" />}
diff --git a/spec/helpers/groups_helper_spec.rb b/spec/helpers/groups_helper_spec.rb
index b48c252acd3..6c94bd4e504 100644
--- a/spec/helpers/groups_helper_spec.rb
+++ b/spec/helpers/groups_helper_spec.rb
@@ -4,9 +4,9 @@ describe GroupsHelper do
   include ApplicationHelper
 
   describe 'group_icon' do
-    avatar_file_path = File.join(Rails.root, 'spec', 'fixtures', 'banana_sample.gif')
-
     it 'returns an url for the avatar' do
+      avatar_file_path = File.join('spec', 'fixtures', 'banana_sample.gif')
+
       group = create(:group)
       group.avatar = fixture_file_upload(avatar_file_path)
       group.save!
@@ -17,9 +17,9 @@ describe GroupsHelper do
   end
 
   describe 'group_icon_url' do
-    avatar_file_path = File.join(Rails.root, 'spec', 'fixtures', 'banana_sample.gif')
-
     it 'returns an url for the avatar' do
+      avatar_file_path = File.join('spec', 'fixtures', 'banana_sample.gif')
+
       group = create(:group)
       group.avatar = fixture_file_upload(avatar_file_path)
       group.save!
diff --git a/spec/helpers/markup_helper_spec.rb b/spec/helpers/markup_helper_spec.rb
index c0dc9293397..1a720aae55c 100644
--- a/spec/helpers/markup_helper_spec.rb
+++ b/spec/helpers/markup_helper_spec.rb
@@ -298,7 +298,7 @@ describe MarkupHelper do
 
       it 'preserves code color scheme' do
         object = create_object("```ruby\ndef test\n  'hello world'\nend\n```")
-        expected = "\n<pre class=\"code highlight js-syntax-highlight ruby\">" \
+        expected = "<pre class=\"code highlight js-syntax-highlight ruby\">" \
           "<code><span class=\"line\"><span class=\"k\">def</span> <span class=\"nf\">test</span>...</span>\n" \
           "</code></pre>"
 
diff --git a/spec/helpers/merge_requests_helper_spec.rb b/spec/helpers/merge_requests_helper_spec.rb
index 3008528e60c..885204062fe 100644
--- a/spec/helpers/merge_requests_helper_spec.rb
+++ b/spec/helpers/merge_requests_helper_spec.rb
@@ -54,7 +54,7 @@ describe MergeRequestsHelper do
       let(:options) { { force_link: true } }
 
       it 'removes the data-toggle attributes' do
-        is_expected.not_to match(/data-toggle="tab"/)
+        is_expected.not_to match(/data-toggle="tabvue"/)
       end
     end
   end
diff --git a/spec/helpers/page_layout_helper_spec.rb b/spec/helpers/page_layout_helper_spec.rb
index b77114a8152..cf98eed27f1 100644
--- a/spec/helpers/page_layout_helper_spec.rb
+++ b/spec/helpers/page_layout_helper_spec.rb
@@ -40,23 +40,6 @@ describe PageLayoutHelper do
     end
   end
 
-  describe 'favicon' do
-    it 'defaults to favicon.ico' do
-      allow(Rails).to receive(:env).and_return(ActiveSupport::StringInquirer.new('production'))
-      expect(helper.favicon).to eq 'favicon.ico'
-    end
-
-    it 'has blue favicon for development' do
-      allow(Rails).to receive(:env).and_return(ActiveSupport::StringInquirer.new('development'))
-      expect(helper.favicon).to eq 'favicon-blue.ico'
-    end
-
-    it 'has yellow favicon for canary' do
-      stub_env('CANARY', 'true')
-      expect(helper.favicon).to eq 'favicon-yellow.ico'
-    end
-  end
-
   describe 'page_image' do
     it 'defaults to the GitLab logo' do
       expect(helper.page_image).to match_asset_path 'assets/gitlab_logo.png'
diff --git a/spec/helpers/preferences_helper_spec.rb b/spec/helpers/preferences_helper_spec.rb
index c9d2ec8a4ae..363ebc88afd 100644
--- a/spec/helpers/preferences_helper_spec.rb
+++ b/spec/helpers/preferences_helper_spec.rb
@@ -33,7 +33,7 @@ describe PreferencesHelper do
       it "returns user's theme's css_class" do
         stub_user(theme_id: 3)
 
-        expect(helper.user_application_theme).to eq 'ui_light'
+        expect(helper.user_application_theme).to eq 'ui-light'
       end
 
       it 'returns the default when id is invalid' do
@@ -41,7 +41,7 @@ describe PreferencesHelper do
 
         allow(Gitlab.config.gitlab).to receive(:default_theme).and_return(1)
 
-        expect(helper.user_application_theme).to eq 'ui_indigo'
+        expect(helper.user_application_theme).to eq 'ui-indigo'
       end
     end
 
diff --git a/spec/helpers/projects_helper_spec.rb b/spec/helpers/projects_helper_spec.rb
index f8877b6d1aa..80147b13739 100644
--- a/spec/helpers/projects_helper_spec.rb
+++ b/spec/helpers/projects_helper_spec.rb
@@ -5,9 +5,9 @@ describe ProjectsHelper do
 
   describe "#project_status_css_class" do
     it "returns appropriate class" do
-      expect(project_status_css_class("started")).to eq("active")
-      expect(project_status_css_class("failed")).to eq("danger")
-      expect(project_status_css_class("finished")).to eq("success")
+      expect(project_status_css_class("started")).to eq("table-active")
+      expect(project_status_css_class("failed")).to eq("table-danger")
+      expect(project_status_css_class("finished")).to eq("table-success")
     end
   end
 
@@ -90,6 +90,10 @@ describe ProjectsHelper do
       expect(helper.project_list_cache_key(project)).to include(project.cache_key)
     end
 
+    it "includes the last activity date" do
+      expect(helper.project_list_cache_key(project)).to include(project.last_activity_date)
+    end
+
     it "includes the controller name" do
       expect(helper.controller).to receive(:controller_name).and_return("testcontroller")
 
@@ -244,7 +248,7 @@ describe ProjectsHelper do
   describe '#link_to_member' do
     let(:group)   { build_stubbed(:group) }
     let(:project) { build_stubbed(:project, group: group) }
-    let(:user)    { build_stubbed(:user) }
+    let(:user)    { build_stubbed(:user, name: '<h1>Administrator</h1>') }
 
     describe 'using the default options' do
       it 'returns an HTML link to the user' do
@@ -252,6 +256,13 @@ describe ProjectsHelper do
 
         expect(link).to match(%r{/#{user.username}})
       end
+
+      it 'HTML escapes the name of the user' do
+        link = helper.link_to_member(project, user)
+
+        expect(link).to include(ERB::Util.html_escape(user.name))
+        expect(link).not_to include(user.name)
+      end
     end
   end
 
@@ -276,7 +287,11 @@ describe ProjectsHelper do
 
   describe '#sanitizerepo_repo_path' do
     let(:project) { create(:project, :repository) }
-    let(:storage_path) { Gitlab.config.repositories.storages.default.legacy_disk_path }
+    let(:storage_path) do
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        Gitlab.config.repositories.storages.default.legacy_disk_path
+      end
+    end
 
     before do
       allow(Settings.shared).to receive(:[]).with('path').and_return('/base/repo/export/path')
@@ -435,4 +450,46 @@ describe ProjectsHelper do
       expect(helper.send(:git_user_name)).to eq('John \"A\" Doe53')
     end
   end
+
+  describe 'show_xcode_link' do
+    let!(:project) { create(:project) }
+    let(:mac_ua) { 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36' }
+    let(:ios_ua) { 'Mozilla/5.0 (iPad; CPU OS 5_1_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B206 Safari/7534.48.3' }
+
+    context 'when the repository is xcode compatible' do
+      before do
+        allow(project.repository).to receive(:xcode_project?).and_return(true)
+      end
+
+      it 'returns false if the visitor is not using macos' do
+        allow(helper).to receive(:browser).and_return(Browser.new(ios_ua))
+
+        expect(helper.show_xcode_link?(project)).to eq(false)
+      end
+
+      it 'returns true if the visitor is using macos' do
+        allow(helper).to receive(:browser).and_return(Browser.new(mac_ua))
+
+        expect(helper.show_xcode_link?(project)).to eq(true)
+      end
+    end
+
+    context 'when the repository is not xcode compatible' do
+      before do
+        allow(project.repository).to receive(:xcode_project?).and_return(false)
+      end
+
+      it 'returns false if the visitor is not using macos' do
+        allow(helper).to receive(:browser).and_return(Browser.new(ios_ua))
+
+        expect(helper.show_xcode_link?(project)).to eq(false)
+      end
+
+      it 'returns false if the visitor is using macos' do
+        allow(helper).to receive(:browser).and_return(Browser.new(mac_ua))
+
+        expect(helper.show_xcode_link?(project)).to eq(false)
+      end
+    end
+  end
 end
diff --git a/spec/helpers/storage_helper_spec.rb b/spec/helpers/storage_helper_spec.rb
index 4627a1e1872..c580b78c908 100644
--- a/spec/helpers/storage_helper_spec.rb
+++ b/spec/helpers/storage_helper_spec.rb
@@ -1,21 +1,25 @@
-require 'spec_helper'
+require "spec_helper"
 
 describe StorageHelper do
-  describe '#storage_counter' do
-    it 'formats bytes to one decimal place' do
-      expect(helper.storage_counter(1.23.megabytes)).to eq '1.2 MB'
+  describe "#storage_counter" do
+    it "formats bytes to one decimal place" do
+      expect(helper.storage_counter(1.23.megabytes)).to eq("1.2 MB")
     end
 
-    it 'does not add decimals for sizes < 1 MB' do
-      expect(helper.storage_counter(23.5.kilobytes)).to eq '24 KB'
+    it "does not add decimals for sizes < 1 MB" do
+      expect(helper.storage_counter(23.5.kilobytes)).to eq("24 KB")
     end
 
-    it 'does not add decimals for zeroes' do
-      expect(helper.storage_counter(2.megabytes)).to eq '2 MB'
+    it "does not add decimals for zeroes" do
+      expect(helper.storage_counter(2.megabytes)).to eq("2 MB")
     end
 
-    it 'uses commas as thousands separator' do
-      expect(helper.storage_counter(100_000_000_000_000_000)).to eq '90,949.5 TB'
+    it "uses commas as thousands separator" do
+      if Gitlab.rails5?
+        expect(helper.storage_counter(100_000_000_000_000_000_000_000)).to eq("86,736.2 EB")
+      else
+        expect(helper.storage_counter(100_000_000_000_000_000)).to eq("90,949.5 TB")
+      end
     end
   end
 end
diff --git a/spec/initializers/6_validations_spec.rb b/spec/initializers/6_validations_spec.rb
index 8d9dc092547..f96e5a2133f 100644
--- a/spec/initializers/6_validations_spec.rb
+++ b/spec/initializers/6_validations_spec.rb
@@ -44,49 +44,6 @@ describe '6_validations' do
     end
   end
 
-  describe 'validate_storages_paths' do
-    context 'with correct settings' do
-      before do
-        mock_storages('foo' => Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/tests/paths/a/b/c'), 'bar' => Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/tests/paths/a/b/d'))
-      end
-
-      it 'passes through' do
-        expect { validate_storages_paths }.not_to raise_error
-      end
-    end
-
-    context 'with nested storage paths' do
-      before do
-        mock_storages('foo' => Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/tests/paths/a/b/c'), 'bar' => Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/tests/paths/a/b/c/d'))
-      end
-
-      it 'throws an error' do
-        expect { validate_storages_paths }.to raise_error('bar is a nested path of foo. Nested paths are not supported for repository storages. Please fix this in your gitlab.yml before starting GitLab.')
-      end
-    end
-
-    context 'with similar but un-nested storage paths' do
-      before do
-        mock_storages('foo' => Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/tests/paths/a/b/c'), 'bar' => Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/tests/paths/a/b/c2'))
-      end
-
-      it 'passes through' do
-        expect { validate_storages_paths }.not_to raise_error
-      end
-    end
-
-    describe 'inaccessible storage' do
-      before do
-        mock_storages('foo' => Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/tests/a/path/that/does/not/exist'))
-      end
-
-      it 'passes through with a warning' do
-        expect(Rails.logger).to receive(:error)
-        expect { validate_storages_paths }.not_to raise_error
-      end
-    end
-  end
-
   def mock_storages(storages)
     allow(Gitlab.config.repositories).to receive(:storages).and_return(storages)
   end
diff --git a/spec/initializers/artifacts_direct_upload_support_spec.rb b/spec/initializers/artifacts_direct_upload_support_spec.rb
deleted file mode 100644
index bfb71da3388..00000000000
--- a/spec/initializers/artifacts_direct_upload_support_spec.rb
+++ /dev/null
@@ -1,71 +0,0 @@
-require 'spec_helper'
-
-describe 'Artifacts direct upload support' do
-  subject do
-    load Rails.root.join('config/initializers/artifacts_direct_upload_support.rb')
-  end
-
-  let(:connection) do
-    { provider: provider }
-  end
-
-  before do
-    stub_artifacts_setting(
-      object_store: {
-        enabled: enabled,
-        direct_upload: direct_upload,
-        connection: connection
-      })
-  end
-
-  context 'when object storage is enabled' do
-    let(:enabled) { true }
-
-    context 'when direct upload is enabled' do
-      let(:direct_upload) { true }
-
-      context 'when provider is Google' do
-        let(:provider) { 'Google' }
-
-        it 'succeeds' do
-          expect { subject }.not_to raise_error
-        end
-      end
-
-      context 'when connection is empty' do
-        let(:connection) { nil }
-
-        it 'raises an error' do
-          expect { subject }.to raise_error /object storage provider when 'direct_upload' of artifacts is used/
-        end
-      end
-
-      context 'when other provider is used' do
-        let(:provider) { 'AWS' }
-
-        it 'raises an error' do
-          expect { subject }.to raise_error /object storage provider when 'direct_upload' of artifacts is used/
-        end
-      end
-    end
-
-    context 'when direct upload is disabled' do
-      let(:direct_upload) { false }
-      let(:provider) { 'AWS' }
-
-      it 'succeeds' do
-        expect { subject }.not_to raise_error
-      end
-    end
-  end
-
-  context 'when object storage is disabled' do
-    let(:enabled) { false }
-    let(:direct_upload) { false }
-    let(:provider) { 'AWS' }
-
-    it 'succeeds' do
-      expect { subject }.not_to raise_error
-    end
-  end
-end
diff --git a/spec/initializers/direct_upload_support_spec.rb b/spec/initializers/direct_upload_support_spec.rb
new file mode 100644
index 00000000000..e51d404e030
--- /dev/null
+++ b/spec/initializers/direct_upload_support_spec.rb
@@ -0,0 +1,90 @@
+require 'spec_helper'
+
+describe 'Direct upload support' do
+  subject do
+    load Rails.root.join('config/initializers/direct_upload_support.rb')
+  end
+
+  where(:config_name) do
+    %w(lfs artifacts uploads)
+  end
+
+  with_them do
+    let(:connection) do
+      { provider: provider }
+    end
+
+    let(:object_store) do
+      {
+        enabled: enabled,
+        direct_upload: direct_upload,
+        connection: connection
+      }
+    end
+
+    before do
+      allow(Gitlab.config).to receive_messages(to_settings(config_name => {
+        object_store: object_store
+      }))
+    end
+
+    context 'when object storage is enabled' do
+      let(:enabled) { true }
+
+      context 'when direct upload is enabled' do
+        let(:direct_upload) { true }
+
+        context 'when provider is AWS' do
+          let(:provider) { 'AWS' }
+
+          it 'succeeds' do
+            expect { subject }.not_to raise_error
+          end
+        end
+
+        context 'when provider is Google' do
+          let(:provider) { 'Google' }
+
+          it 'succeeds' do
+            expect { subject }.not_to raise_error
+          end
+        end
+
+        context 'when connection is empty' do
+          let(:connection) { nil }
+
+          it 'raises an error' do
+            expect { subject }.to raise_error /are supported as a object storage provider when 'direct_upload' is used/
+          end
+        end
+
+        context 'when other provider is used' do
+          let(:provider) { 'Rackspace' }
+
+          it 'raises an error' do
+            expect { subject }.to raise_error /are supported as a object storage provider when 'direct_upload' is used/
+          end
+        end
+      end
+
+      context 'when direct upload is disabled' do
+        let(:direct_upload) { false }
+        let(:provider) { 'AWS' }
+
+        it 'succeeds' do
+          expect { subject }.not_to raise_error
+        end
+      end
+    end
+
+    context 'when object storage is disabled' do
+      let(:enabled) { false }
+      let(:direct_upload) { false }
+      let(:provider) { 'Rackspace' }
+
+      it 'succeeds' do
+        expect { subject }.not_to raise_error
+      end
+    end
+  end
+end
diff --git a/spec/initializers/fog_google_https_private_urls_spec.rb b/spec/initializers/fog_google_https_private_urls_spec.rb
index de3c157ab7b..08346b71fee 100644
--- a/spec/initializers/fog_google_https_private_urls_spec.rb
+++ b/spec/initializers/fog_google_https_private_urls_spec.rb
@@ -1,13 +1,13 @@
 require 'spec_helper'
 
-describe 'Fog::Storage::GoogleXML::File' do
+describe 'Fog::Storage::GoogleXML::File', :fog_requests do
   let(:storage) do
     Fog.mock!
-    Fog::Storage.new({
-                       google_storage_access_key_id: "asdf",
-                       google_storage_secret_access_key: "asdf",
-                       provider: "Google"
-                     })
+    Fog::Storage.new(
+      google_storage_access_key_id: "asdf",
+      google_storage_secret_access_key: "asdf",
+      provider: "Google"
+    )
   end
 
   let(:file) do
diff --git a/spec/javascripts/.eslintrc.yml b/spec/javascripts/.eslintrc.yml
index 8bceb2c50fc..78e2f3b521f 100644
--- a/spec/javascripts/.eslintrc.yml
+++ b/spec/javascripts/.eslintrc.yml
@@ -32,3 +32,7 @@ rules:
     - branch
   no-console: off
   prefer-arrow-callback: off
+  import/no-unresolved:
+    - error
+    - ignore:
+      - 'fixtures/blob'
diff --git a/spec/javascripts/activities_spec.js b/spec/javascripts/activities_spec.js
index 5dbdcd24296..068b8eb65bc 100644
--- a/spec/javascripts/activities_spec.js
+++ b/spec/javascripts/activities_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable no-unused-expressions, no-prototype-builtins, no-new, no-shadow, max-len */
+/* eslint-disable no-unused-expressions, no-prototype-builtins, no-new, no-shadow */
 
 import $ from 'jquery';
 import 'vendor/jquery.endless-scroll';
diff --git a/spec/javascripts/api_spec.js b/spec/javascripts/api_spec.js
index e8435116221..54cb6d84109 100644
--- a/spec/javascripts/api_spec.js
+++ b/spec/javascripts/api_spec.js
@@ -242,7 +242,7 @@ describe('Api', () => {
         },
       ]);
 
-      Api.groupProjects(groupId, query, response => {
+      Api.groupProjects(groupId, query, {}, response => {
         expect(response.length).toBe(1);
         expect(response[0].name).toBe('test');
         done();
@@ -362,4 +362,29 @@ describe('Api', () => {
         .catch(done.fail);
     });
   });
+
+  describe('createBranch', () => {
+    it('creates new branch', done => {
+      const ref = 'master';
+      const branch = 'new-branch-name';
+      const dummyProjectPath = 'gitlab-org/gitlab-ce';
+      const expectedUrl = `${dummyUrlRoot}/api/${dummyApiVersion}/projects/${encodeURIComponent(
+        dummyProjectPath,
+      )}/repository/branches`;
+
+      spyOn(axios, 'post').and.callThrough();
+
+      mock.onPost(expectedUrl).replyOnce(200, {
+        name: branch,
+      });
+
+      Api.createBranch(dummyProjectPath, { ref, branch })
+        .then(({ data }) => {
+          expect(data.name).toBe(branch);
+          expect(axios.post).toHaveBeenCalledWith(expectedUrl, { ref, branch });
+        })
+        .then(done)
+        .catch(done.fail);
+    });
+  });
 });
diff --git a/spec/javascripts/awards_handler_spec.js b/spec/javascripts/awards_handler_spec.js
index e81055bc08f..ada26b37f4a 100644
--- a/spec/javascripts/awards_handler_spec.js
+++ b/spec/javascripts/awards_handler_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, no-var, one-var, one-var-declaration-per-line, no-unused-expressions, comma-dangle, new-parens, no-unused-vars, quotes, jasmine/no-spec-dupes, prefer-template, max-len */
+/* eslint-disable no-var, one-var, one-var-declaration-per-line, no-unused-expressions, no-unused-vars, prefer-template, max-len */
 
 import $ from 'jquery';
 import Cookies from 'js-cookie';
@@ -21,20 +21,21 @@ import '~/lib/utils/common_utils';
     return setTimeout(function() {
       assertFn();
       return done();
-    // Maybe jasmine.clock here?
+      // Maybe jasmine.clock here?
     }, 333);
   };
 
   describe('AwardsHandler', function() {
-    preloadFixtures('merge_requests/diff_comment.html.raw');
+    preloadFixtures('snippets/show.html.raw');
     beforeEach(function(done) {
-      loadFixtures('merge_requests/diff_comment.html.raw');
-      $('body').attr('data-page', 'projects:merge_requests:show');
-      loadAwardsHandler(true).then((obj) => {
-        awardsHandler = obj;
-        spyOn(awardsHandler, 'postEmoji').and.callFake((button, url, emoji, cb) => cb());
-        done();
-      }).catch(fail);
+      loadFixtures('snippets/show.html.raw');
+      loadAwardsHandler(true)
+        .then(obj => {
+          awardsHandler = obj;
+          spyOn(awardsHandler, 'postEmoji').and.callFake((button, url, emoji, cb) => cb());
+          done();
+        })
+        .catch(fail);
 
       let isEmojiMenuBuilt = false;
       openAndWaitForEmojiMenu = function() {
@@ -42,7 +43,9 @@ import '~/lib/utils/common_utils';
           if (isEmojiMenuBuilt) {
             resolve();
           } else {
-            $('.js-add-award').eq(0).click();
+            $('.js-add-award')
+              .eq(0)
+              .click();
             const $menu = $('.emoji-menu');
             $menu.one('build-emoji-menu-finish', () => {
               isEmojiMenuBuilt = true;
@@ -63,7 +66,9 @@ import '~/lib/utils/common_utils';
     });
     describe('::showEmojiMenu', function() {
       it('should show emoji menu when Add emoji button clicked', function(done) {
-        $('.js-add-award').eq(0).click();
+        $('.js-add-award')
+          .eq(0)
+          .click();
         return lazyAssert(done, function() {
           var $emojiMenu;
           $emojiMenu = $('.emoji-menu');
@@ -81,7 +86,9 @@ import '~/lib/utils/common_utils';
         });
       });
       it('should remove emoji menu when body is clicked', function(done) {
-        $('.js-add-award').eq(0).click();
+        $('.js-add-award')
+          .eq(0)
+          .click();
         return lazyAssert(done, function() {
           var $emojiMenu;
           $emojiMenu = $('.emoji-menu');
@@ -92,7 +99,9 @@ import '~/lib/utils/common_utils';
         });
       });
       it('should not remove emoji menu when search is clicked', function(done) {
-        $('.js-add-award').eq(0).click();
+        $('.js-add-award')
+          .eq(0)
+          .click();
         return lazyAssert(done, function() {
           var $emojiMenu;
           $emojiMenu = $('.emoji-menu');
@@ -103,6 +112,7 @@ import '~/lib/utils/common_utils';
         });
       });
     });
+
     describe('::addAwardToEmojiBar', function() {
       it('should add emoji to votes block', function() {
         var $emojiButton, $votesBlock;
@@ -139,7 +149,9 @@ import '~/lib/utils/common_utils';
         $thumbsUpEmoji = $votesBlock.find('[data-name=thumbsup]').parent();
         $thumbsUpEmoji.attr('data-title', 'sam');
         awardsHandler.userAuthored($thumbsUpEmoji);
-        return expect($thumbsUpEmoji.data("originalTitle")).toBe("You cannot vote on your own issue, MR and note");
+        return expect($thumbsUpEmoji.data('originalTitle')).toBe(
+          'You cannot vote on your own issue, MR and note',
+        );
       });
       it('should restore tooltip back to initial vote list', function() {
         var $thumbsUpEmoji, $votesBlock;
@@ -150,12 +162,14 @@ import '~/lib/utils/common_utils';
         awardsHandler.userAuthored($thumbsUpEmoji);
         jasmine.clock().tick(2801);
         jasmine.clock().uninstall();
-        return expect($thumbsUpEmoji.data("originalTitle")).toBe("sam");
+        return expect($thumbsUpEmoji.data('originalTitle')).toBe('sam');
       });
     });
     describe('::getAwardUrl', function() {
       return it('returns the url for request', function() {
-        return expect(awardsHandler.getAwardUrl()).toBe('http://test.host/frontend-fixtures/merge-requests-project/merge_requests/1/toggle_award_emoji');
+        return expect(awardsHandler.getAwardUrl()).toBe(
+          'http://test.host/snippets/1/toggle_award_emoji',
+        );
       });
     });
     describe('::addAward and ::checkMutuality', function() {
@@ -195,7 +209,7 @@ import '~/lib/utils/common_utils';
         $thumbsUpEmoji.attr('data-title', 'sam, jerry, max, and andy');
         awardsHandler.addAward($votesBlock, awardUrl, 'thumbsup', false);
         $thumbsUpEmoji.tooltip();
-        return expect($thumbsUpEmoji.data("originalTitle")).toBe('You, sam, jerry, max, and andy');
+        return expect($thumbsUpEmoji.data('originalTitle')).toBe('You, sam, jerry, max, and andy');
       });
       return it('handles the special case where "You" is not cleanly comma seperated', function() {
         var $thumbsUpEmoji, $votesBlock, awardUrl;
@@ -205,7 +219,7 @@ import '~/lib/utils/common_utils';
         $thumbsUpEmoji.attr('data-title', 'sam');
         awardsHandler.addAward($votesBlock, awardUrl, 'thumbsup', false);
         $thumbsUpEmoji.tooltip();
-        return expect($thumbsUpEmoji.data("originalTitle")).toBe('You and sam');
+        return expect($thumbsUpEmoji.data('originalTitle')).toBe('You and sam');
       });
     });
     describe('::removeYouToUserList', function() {
@@ -218,7 +232,7 @@ import '~/lib/utils/common_utils';
         $thumbsUpEmoji.addClass('active');
         awardsHandler.addAward($votesBlock, awardUrl, 'thumbsup', false);
         $thumbsUpEmoji.tooltip();
-        return expect($thumbsUpEmoji.data("originalTitle")).toBe('sam, jerry, max, and andy');
+        return expect($thumbsUpEmoji.data('originalTitle')).toBe('sam, jerry, max, and andy');
       });
       return it('handles the special case where "You" is not cleanly comma seperated', function() {
         var $thumbsUpEmoji, $votesBlock, awardUrl;
@@ -229,7 +243,7 @@ import '~/lib/utils/common_utils';
         $thumbsUpEmoji.addClass('active');
         awardsHandler.addAward($votesBlock, awardUrl, 'thumbsup', false);
         $thumbsUpEmoji.tooltip();
-        return expect($thumbsUpEmoji.data("originalTitle")).toBe('sam');
+        return expect($thumbsUpEmoji.data('originalTitle')).toBe('sam');
       });
     });
     describe('::searchEmojis', () => {
@@ -245,7 +259,7 @@ import '~/lib/utils/common_utils';
             expect($('.js-emoji-menu-search').val()).toBe('ali');
           })
           .then(done)
-          .catch((err) => {
+          .catch(err => {
             done.fail(`Failed to open and build emoji menu: ${err.message}`);
           });
       });
@@ -263,7 +277,7 @@ import '~/lib/utils/common_utils';
             expect($('.js-emoji-menu-search').val()).toBe('');
           })
           .then(done)
-          .catch((err) => {
+          .catch(err => {
             done.fail(`Failed to open and build emoji menu: ${err.message}`);
           });
       });
@@ -272,37 +286,40 @@ import '~/lib/utils/common_utils';
     describe('emoji menu', function() {
       const emojiSelector = '[data-name="sunglasses"]';
       const openEmojiMenuAndAddEmoji = function() {
-        return openAndWaitForEmojiMenu()
-          .then(() => {
-            const $menu = $('.emoji-menu');
-            const $block = $('.js-awards-block');
-            const $emoji = $menu.find('.emoji-menu-list:not(.frequent-emojis) ' + emojiSelector);
+        return openAndWaitForEmojiMenu().then(() => {
+          const $menu = $('.emoji-menu');
+          const $block = $('.js-awards-block');
+          const $emoji = $menu.find('.emoji-menu-list:not(.frequent-emojis) ' + emojiSelector);
 
-            expect($emoji.length).toBe(1);
-            expect($block.find(emojiSelector).length).toBe(0);
-            $emoji.click();
-            expect($menu.hasClass('.is-visible')).toBe(false);
-            expect($block.find(emojiSelector).length).toBe(1);
-          });
+          expect($emoji.length).toBe(1);
+          expect($block.find(emojiSelector).length).toBe(0);
+          $emoji.click();
+          expect($menu.hasClass('.is-visible')).toBe(false);
+          expect($block.find(emojiSelector).length).toBe(1);
+        });
       };
       it('should add selected emoji to awards block', function(done) {
         return openEmojiMenuAndAddEmoji()
           .then(done)
-          .catch((err) => {
+          .catch(err => {
             done.fail(`Failed to open and build emoji menu: ${err.message}`);
           });
       });
       it('should remove already selected emoji', function(done) {
         return openEmojiMenuAndAddEmoji()
           .then(() => {
-            $('.js-add-award').eq(0).click();
+            $('.js-add-award')
+              .eq(0)
+              .click();
             const $block = $('.js-awards-block');
-            const $emoji = $('.emoji-menu').find(`.emoji-menu-list:not(.frequent-emojis) ${emojiSelector}`);
+            const $emoji = $('.emoji-menu').find(
+              `.emoji-menu-list:not(.frequent-emojis) ${emojiSelector}`,
+            );
             $emoji.click();
             expect($block.find(emojiSelector).length).toBe(0);
           })
           .then(done)
-          .catch((err) => {
+          .catch(err => {
             done.fail(`Failed to open and build emoji menu: ${err.message}`);
           });
       });
@@ -318,12 +335,12 @@ import '~/lib/utils/common_utils';
         return openAndWaitForEmojiMenu()
           .then(() => {
             const emojiMenu = document.querySelector('.emoji-menu');
-            Array.prototype.forEach.call(emojiMenu.querySelectorAll('.emoji-menu-title'), (title) => {
+            Array.prototype.forEach.call(emojiMenu.querySelectorAll('.emoji-menu-title'), title => {
               expect(title.textContent.trim().toLowerCase()).not.toBe('frequently used');
             });
           })
           .then(done)
-          .catch((err) => {
+          .catch(err => {
             done.fail(`Failed to open and build emoji menu: ${err.message}`);
           });
       });
@@ -334,14 +351,15 @@ import '~/lib/utils/common_utils';
         return openAndWaitForEmojiMenu()
           .then(() => {
             const emojiMenu = document.querySelector('.emoji-menu');
-            const hasFrequentlyUsedHeading = Array.prototype.some.call(emojiMenu.querySelectorAll('.emoji-menu-title'), title =>
-              title.textContent.trim().toLowerCase() === 'frequently used'
+            const hasFrequentlyUsedHeading = Array.prototype.some.call(
+              emojiMenu.querySelectorAll('.emoji-menu-title'),
+              title => title.textContent.trim().toLowerCase() === 'frequently used',
             );
 
             expect(hasFrequentlyUsedHeading).toBe(true);
           })
           .then(done)
-          .catch((err) => {
+          .catch(err => {
             done.fail(`Failed to open and build emoji menu: ${err.message}`);
           });
       });
@@ -361,4 +379,4 @@ import '~/lib/utils/common_utils';
       });
     });
   });
-}).call(window);
+}.call(window));
diff --git a/spec/javascripts/behaviors/copy_as_gfm_spec.js b/spec/javascripts/behaviors/copy_as_gfm_spec.js
index efbe09a10a2..c2db81c6ce4 100644
--- a/spec/javascripts/behaviors/copy_as_gfm_spec.js
+++ b/spec/javascripts/behaviors/copy_as_gfm_spec.js
@@ -44,4 +44,59 @@ describe('CopyAsGFM', () => {
       callPasteGFM();
     });
   });
+
+  describe('CopyAsGFM.copyGFM', () => {
+    // Stub getSelection to return a purpose-built object.
+    const stubSelection = (html, parentNode) => ({
+      getRangeAt: () => ({
+        commonAncestorContainer: { tagName: parentNode },
+        cloneContents: () => {
+          const fragment = document.createDocumentFragment();
+          const node = document.createElement('div');
+          node.innerHTML = html;
+          Array.from(node.childNodes).forEach((item) => fragment.appendChild(item));
+          return fragment;
+        },
+      }),
+      rangeCount: 1,
+    });
+
+    const clipboardData = {
+      setData() {},
+    };
+
+    const simulateCopy = () => {
+      const e = {
+        originalEvent: {
+          clipboardData,
+        },
+        preventDefault() {},
+        stopPropagation() {},
+      };
+      CopyAsGFM.copyAsGFM(e, CopyAsGFM.transformGFMSelection);
+      return clipboardData;
+    };
+
+    beforeEach(() => spyOn(clipboardData, 'setData'));
+
+    describe('list handling', () => {
+      it('uses correct gfm for unordered lists', () => {
+        const selection = stubSelection('<li>List Item1</li><li>List Item2</li>\n', 'UL');
+        spyOn(window, 'getSelection').and.returnValue(selection);
+        simulateCopy();
+
+        const expectedGFM = '- List Item1\n- List Item2';
+        expect(clipboardData.setData).toHaveBeenCalledWith('text/x-gfm', expectedGFM);
+      });
+
+      it('uses correct gfm for ordered lists', () => {
+        const selection = stubSelection('<li>List Item1</li><li>List Item2</li>\n', 'OL');
+        spyOn(window, 'getSelection').and.returnValue(selection);
+        simulateCopy();
+
+        const expectedGFM = '1. List Item1\n1. List Item2';
+        expect(clipboardData.setData).toHaveBeenCalledWith('text/x-gfm', expectedGFM);
+      });
+    });
+  });
 });
diff --git a/spec/javascripts/behaviors/quick_submit_spec.js b/spec/javascripts/behaviors/quick_submit_spec.js
index d03836d10f9..d8aa5c636da 100644
--- a/spec/javascripts/behaviors/quick_submit_spec.js
+++ b/spec/javascripts/behaviors/quick_submit_spec.js
@@ -4,12 +4,11 @@ import '~/behaviors/quick_submit';
 describe('Quick Submit behavior', function () {
   const keydownEvent = (options = { keyCode: 13, metaKey: true }) => $.Event('keydown', options);
 
-  preloadFixtures('merge_requests/merge_request_with_task_list.html.raw');
+  preloadFixtures('snippets/show.html.raw');
 
   beforeEach(() => {
-    loadFixtures('merge_requests/merge_request_with_task_list.html.raw');
-    $('body').attr('data-page', 'projects:merge_requests:show');
-    $('form').submit((e) => {
+    loadFixtures('snippets/show.html.raw');
+    $('form').submit(e => {
       // Prevent a form submit from moving us off the testing page
       e.preventDefault();
     });
@@ -26,24 +25,30 @@ describe('Quick Submit behavior', function () {
   });
 
   it('does not respond to other keyCodes', () => {
-    this.textarea.trigger(keydownEvent({
-      keyCode: 32,
-    }));
+    this.textarea.trigger(
+      keydownEvent({
+        keyCode: 32,
+      }),
+    );
     expect(this.spies.submit).not.toHaveBeenTriggered();
   });
 
   it('does not respond to Enter alone', () => {
-    this.textarea.trigger(keydownEvent({
-      ctrlKey: false,
-      metaKey: false,
-    }));
+    this.textarea.trigger(
+      keydownEvent({
+        ctrlKey: false,
+        metaKey: false,
+      }),
+    );
     expect(this.spies.submit).not.toHaveBeenTriggered();
   });
 
   it('does not respond to repeated events', () => {
-    this.textarea.trigger(keydownEvent({
-      repeat: true,
-    }));
+    this.textarea.trigger(
+      keydownEvent({
+        repeat: true,
+      }),
+    );
     expect(this.spies.submit).not.toHaveBeenTriggered();
   });
 
@@ -83,15 +88,21 @@ describe('Quick Submit behavior', function () {
       });
 
       it('excludes other modifier keys', () => {
-        this.textarea.trigger(keydownEvent({
-          altKey: true,
-        }));
-        this.textarea.trigger(keydownEvent({
-          ctrlKey: true,
-        }));
-        this.textarea.trigger(keydownEvent({
-          shiftKey: true,
-        }));
+        this.textarea.trigger(
+          keydownEvent({
+            altKey: true,
+          }),
+        );
+        this.textarea.trigger(
+          keydownEvent({
+            ctrlKey: true,
+          }),
+        );
+        this.textarea.trigger(
+          keydownEvent({
+            shiftKey: true,
+          }),
+        );
         return expect(this.spies.submit).not.toHaveBeenTriggered();
       });
     });
@@ -102,15 +113,21 @@ describe('Quick Submit behavior', function () {
     });
 
     it('excludes other modifier keys', () => {
-      this.textarea.trigger(keydownEvent({
-        altKey: true,
-      }));
-      this.textarea.trigger(keydownEvent({
-        metaKey: true,
-      }));
-      this.textarea.trigger(keydownEvent({
-        shiftKey: true,
-      }));
+      this.textarea.trigger(
+        keydownEvent({
+          altKey: true,
+        }),
+      );
+      this.textarea.trigger(
+        keydownEvent({
+          metaKey: true,
+        }),
+      );
+      this.textarea.trigger(
+        keydownEvent({
+          shiftKey: true,
+        }),
+      );
       return expect(this.spies.submit).not.toHaveBeenTriggered();
     });
   }
diff --git a/spec/javascripts/blob/3d_viewer/mesh_object_spec.js b/spec/javascripts/blob/3d_viewer/mesh_object_spec.js
index d1ebae33dab..7651792be2e 100644
--- a/spec/javascripts/blob/3d_viewer/mesh_object_spec.js
+++ b/spec/javascripts/blob/3d_viewer/mesh_object_spec.js
@@ -26,7 +26,7 @@ describe('Mesh object', () => {
     const object = new MeshObject(
       new BoxGeometry(10, 10, 10),
     );
-    const radius = object.geometry.boundingSphere.radius;
+    const { radius } = object.geometry.boundingSphere;
 
     expect(radius).not.toBeGreaterThan(4);
   });
@@ -35,7 +35,7 @@ describe('Mesh object', () => {
     const object = new MeshObject(
       new BoxGeometry(1, 1, 1),
     );
-    const radius = object.geometry.boundingSphere.radius;
+    const { radius } = object.geometry.boundingSphere;
 
     expect(radius).toBeLessThan(1);
   });
diff --git a/spec/javascripts/blob/balsamiq/balsamiq_viewer_integration_spec.js b/spec/javascripts/blob/balsamiq/balsamiq_viewer_integration_spec.js
index acd0aaf2a86..c726fa8e428 100644
--- a/spec/javascripts/blob/balsamiq/balsamiq_viewer_integration_spec.js
+++ b/spec/javascripts/blob/balsamiq/balsamiq_viewer_integration_spec.js
@@ -1,5 +1,3 @@
-/* eslint-disable import/no-unresolved */
-
 import BalsamiqViewer from '~/blob/balsamiq/balsamiq_viewer';
 import bmprPath from '../../fixtures/blob/balsamiq/test.bmpr';
 
diff --git a/spec/javascripts/blob/pdf/index_spec.js b/spec/javascripts/blob/pdf/index_spec.js
index 51bf3086627..bbe2500f8e3 100644
--- a/spec/javascripts/blob/pdf/index_spec.js
+++ b/spec/javascripts/blob/pdf/index_spec.js
@@ -1,5 +1,3 @@
-/* eslint-disable import/no-unresolved */
-
 import renderPDF from '~/blob/pdf';
 import testPDF from '../../fixtures/blob/pdf/test.pdf';
 
diff --git a/spec/javascripts/blob/viewer/index_spec.js b/spec/javascripts/blob/viewer/index_spec.js
index f920c4ca945..8b79624d9f4 100644
--- a/spec/javascripts/blob/viewer/index_spec.js
+++ b/spec/javascripts/blob/viewer/index_spec.js
@@ -32,7 +32,7 @@ describe('Blob viewer', () => {
 
   afterEach(() => {
     mock.restore();
-    location.hash = '';
+    window.location.hash = '';
   });
 
   it('loads source file after switching views', (done) => {
@@ -49,7 +49,7 @@ describe('Blob viewer', () => {
   });
 
   it('loads source file when line number is in hash', (done) => {
-    location.hash = '#L1';
+    window.location.hash = '#L1';
 
     new BlobViewer();
 
diff --git a/spec/javascripts/boards/board_card_spec.js b/spec/javascripts/boards/board_card_spec.js
index 9b4db774b63..ad263791cd4 100644
--- a/spec/javascripts/boards/board_card_spec.js
+++ b/spec/javascripts/boards/board_card_spec.js
@@ -5,10 +5,10 @@
 import Vue from 'vue';
 import MockAdapter from 'axios-mock-adapter';
 import axios from '~/lib/utils/axios_utils';
-import '~/boards/models/assignee';
 
 import eventHub from '~/boards/eventhub';
 import '~/vue_shared/models/label';
+import '~/vue_shared/models/assignee';
 import '~/boards/models/list';
 import '~/boards/stores/boards_store';
 import boardCard from '~/boards/components/board_card.vue';
diff --git a/spec/javascripts/boards/boards_store_spec.js b/spec/javascripts/boards/boards_store_spec.js
index 46fa10e1789..f7af099b3bf 100644
--- a/spec/javascripts/boards/boards_store_spec.js
+++ b/spec/javascripts/boards/boards_store_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable comma-dangle, one-var, no-unused-vars */
+/* eslint-disable comma-dangle, no-unused-vars */
 /* global ListIssue */
 
 import Vue from 'vue';
@@ -7,9 +7,9 @@ import axios from '~/lib/utils/axios_utils';
 import Cookies from 'js-cookie';
 
 import '~/vue_shared/models/label';
+import '~/vue_shared/models/assignee';
 import '~/boards/models/issue';
 import '~/boards/models/list';
-import '~/boards/models/assignee';
 import '~/boards/services/board_service';
 import '~/boards/stores/boards_store';
 import { listObj, listObjDuplicate, boardsMockInterceptor, mockBoardService } from './mock_data';
diff --git a/spec/javascripts/boards/issue_card_spec.js b/spec/javascripts/boards/issue_card_spec.js
index abeef272c68..7a32e84bced 100644
--- a/spec/javascripts/boards/issue_card_spec.js
+++ b/spec/javascripts/boards/issue_card_spec.js
@@ -5,11 +5,11 @@
 import Vue from 'vue';
 
 import '~/vue_shared/models/label';
+import '~/vue_shared/models/assignee';
 import '~/boards/models/issue';
 import '~/boards/models/list';
-import '~/boards/models/assignee';
 import '~/boards/stores/boards_store';
-import '~/boards/components/issue_card_inner';
+import IssueCardInner from '~/boards/components/issue_card_inner.vue';
 import { listObj } from './mock_data';
 
 describe('Issue card component', () => {
@@ -48,7 +48,7 @@ describe('Issue card component', () => {
     component = new Vue({
       el: document.querySelector('.test-container'),
       components: {
-        'issue-card': gl.issueBoards.IssueCardInner,
+        'issue-card': IssueCardInner,
       },
       data() {
         return {
@@ -255,7 +255,7 @@ describe('Issue card component', () => {
     it('renders label', () => {
       const nodes = [];
       component.$el.querySelectorAll('.badge').forEach((label) => {
-        nodes.push(label.title);
+        nodes.push(label.getAttribute('data-original-title'));
       });
 
       expect(
@@ -265,7 +265,7 @@ describe('Issue card component', () => {
 
     it('sets label description as title', () => {
       expect(
-        component.$el.querySelector('.badge').getAttribute('title'),
+        component.$el.querySelector('.badge').getAttribute('data-original-title'),
       ).toContain(label1.description);
     });
 
diff --git a/spec/javascripts/boards/issue_spec.js b/spec/javascripts/boards/issue_spec.js
index d90f9a41231..db68096e3bd 100644
--- a/spec/javascripts/boards/issue_spec.js
+++ b/spec/javascripts/boards/issue_spec.js
@@ -3,9 +3,9 @@
 
 import Vue from 'vue';
 import '~/vue_shared/models/label';
+import '~/vue_shared/models/assignee';
 import '~/boards/models/issue';
 import '~/boards/models/list';
-import '~/boards/models/assignee';
 import '~/boards/services/board_service';
 import '~/boards/stores/boards_store';
 import { mockBoardService } from './mock_data';
diff --git a/spec/javascripts/boards/list_spec.js b/spec/javascripts/boards/list_spec.js
index d5d1139de15..ac8bbb8f2a8 100644
--- a/spec/javascripts/boards/list_spec.js
+++ b/spec/javascripts/boards/list_spec.js
@@ -6,9 +6,9 @@ import MockAdapter from 'axios-mock-adapter';
 import axios from '~/lib/utils/axios_utils';
 import _ from 'underscore';
 import '~/vue_shared/models/label';
+import '~/vue_shared/models/assignee';
 import '~/boards/models/issue';
 import '~/boards/models/list';
-import '~/boards/models/assignee';
 import '~/boards/services/board_service';
 import '~/boards/stores/boards_store';
 import { listObj, listObjDuplicate, boardsMockInterceptor, mockBoardService } from './mock_data';
diff --git a/spec/javascripts/boards/modal_store_spec.js b/spec/javascripts/boards/modal_store_spec.js
index 797693a21aa..a234c81fadf 100644
--- a/spec/javascripts/boards/modal_store_spec.js
+++ b/spec/javascripts/boards/modal_store_spec.js
@@ -1,9 +1,9 @@
 /* global ListIssue */
 
 import '~/vue_shared/models/label';
+import '~/vue_shared/models/assignee';
 import '~/boards/models/issue';
 import '~/boards/models/list';
-import '~/boards/models/assignee';
 import Store from '~/boards/stores/modal_store';
 
 describe('Modal store', () => {
diff --git a/spec/javascripts/bootstrap_jquery_spec.js b/spec/javascripts/bootstrap_jquery_spec.js
index 0fd6f9dc810..052465d8d88 100644
--- a/spec/javascripts/bootstrap_jquery_spec.js
+++ b/spec/javascripts/bootstrap_jquery_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, no-var */
+/* eslint-disable no-var */
 
 import $ from 'jquery';
 import '~/commons/bootstrap';
diff --git a/spec/javascripts/bootstrap_linked_tabs_spec.js b/spec/javascripts/bootstrap_linked_tabs_spec.js
index 93dc60d59fe..6f679369289 100644
--- a/spec/javascripts/bootstrap_linked_tabs_spec.js
+++ b/spec/javascripts/bootstrap_linked_tabs_spec.js
@@ -36,7 +36,7 @@ import LinkedTabs from '~/lib/utils/bootstrap_linked_tabs';
 
     describe('on click', () => {
       it('should change the url according to the clicked tab', () => {
-        const historySpy = spyOn(history, 'replaceState').and.callFake(() => {});
+        const historySpy = spyOn(window.history, 'replaceState').and.callFake(() => {});
 
         const linkedTabs = new LinkedTabs({
           action: 'show',
diff --git a/spec/javascripts/clusters/stores/clusters_store_spec.js b/spec/javascripts/clusters/stores/clusters_store_spec.js
index 6854b016852..9e43552f740 100644
--- a/spec/javascripts/clusters/stores/clusters_store_spec.js
+++ b/spec/javascripts/clusters/stores/clusters_store_spec.js
@@ -110,7 +110,7 @@ describe('Clusters Store', () => {
 
       expect(
         store.state.applications.jupyter.hostname,
-      ).toEqual(`jupyter.${store.state.applications.ingress.externalIp}.xip.io`);
+      ).toEqual(`jupyter.${store.state.applications.ingress.externalIp}.nip.io`);
     });
   });
 });
diff --git a/spec/javascripts/commit/pipelines/pipelines_spec.js b/spec/javascripts/commit/pipelines/pipelines_spec.js
index 819ed7896ca..a18e09da50a 100644
--- a/spec/javascripts/commit/pipelines/pipelines_spec.js
+++ b/spec/javascripts/commit/pipelines/pipelines_spec.js
@@ -16,7 +16,7 @@ describe('Pipelines table in Commits and Merge requests', function () {
   beforeEach(() => {
     mock = new MockAdapter(axios);
 
-    const pipelines = getJSONFixture(jsonFixtureName).pipelines;
+    const { pipelines } = getJSONFixture(jsonFixtureName);
 
     PipelinesTable = Vue.extend(pipelinesTable);
     pipeline = pipelines.find(p => p.user !== null && p.commit !== null);
diff --git a/spec/javascripts/commits_spec.js b/spec/javascripts/commits_spec.js
index 60d100e8544..28b89157bd3 100644
--- a/spec/javascripts/commits_spec.js
+++ b/spec/javascripts/commits_spec.js
@@ -56,7 +56,7 @@ describe('Commits List', () => {
     beforeEach(() => {
       commitsList.searchField.val('');
 
-      spyOn(history, 'replaceState').and.stub();
+      spyOn(window.history, 'replaceState').and.stub();
       mock = new MockAdapter(axios);
 
       mock.onGet('/h5bp/html5-boilerplate/commits/master').reply(200, {
diff --git a/spec/javascripts/create_merge_request_dropdown_spec.js b/spec/javascripts/create_merge_request_dropdown_spec.js
new file mode 100644
index 00000000000..b229765a8c5
--- /dev/null
+++ b/spec/javascripts/create_merge_request_dropdown_spec.js
@@ -0,0 +1,67 @@
+import axios from '~/lib/utils/axios_utils';
+import MockAdapter from 'axios-mock-adapter';
+import CreateMergeRequestDropdown from '~/create_merge_request_dropdown';
+import { TEST_HOST } from 'spec/test_constants';
+
+describe('CreateMergeRequestDropdown', () => {
+  let axiosMock;
+  let dropdown;
+
+  beforeEach(() => {
+    axiosMock = new MockAdapter(axios);
+
+    setFixtures(`
+      <div id="dummy-wrapper-element">
+        <div class="available"></div>
+        <div class="unavailable">
+          <div class="fa"></div>
+          <div class="text"></div>
+        </div>
+        <div class="js-ref"></div>
+        <div class="js-create-merge-request"></div>
+        <div class="js-create-target"></div>
+        <div class="js-dropdown-toggle"></div>
+      </div>
+    `);
+
+    const dummyElement = document.getElementById('dummy-wrapper-element');
+    dropdown = new CreateMergeRequestDropdown(dummyElement);
+    dropdown.refsPath = `${TEST_HOST}/dummy/refs?search=`;
+  });
+
+  afterEach(() => {
+    axiosMock.restore();
+  });
+
+  describe('getRef', () => {
+    it('escapes branch names correctly', done => {
+      const endpoint = `${dropdown.refsPath}contains%23hash`;
+      spyOn(axios, 'get').and.callThrough();
+      axiosMock.onGet(endpoint).replyOnce({});
+
+      dropdown
+        .getRef('contains#hash')
+        .then(() => {
+          expect(axios.get).toHaveBeenCalledWith(endpoint);
+        })
+        .then(done)
+        .catch(done.fail);
+    });
+  });
+
+  describe('updateCreatePaths', () => {
+    it('escapes branch names correctly', () => {
+      dropdown.createBranchPath = `${TEST_HOST}/branches?branch_name=some-branch&issue=42`;
+      dropdown.createMrPath = `${TEST_HOST}/create_merge_request?branch_name=some-branch&ref=master`;
+
+      dropdown.updateCreatePaths('branch', 'contains#hash');
+
+      expect(dropdown.createBranchPath).toBe(
+        `${TEST_HOST}/branches?branch_name=contains%23hash&issue=42`,
+      );
+      expect(dropdown.createMrPath).toBe(
+        `${TEST_HOST}/create_merge_request?branch_name=contains%23hash&ref=master`,
+      );
+    });
+  });
+});
diff --git a/spec/javascripts/datetime_utility_spec.js b/spec/javascripts/datetime_utility_spec.js
index a8d09202154..e224ed46d18 100644
--- a/spec/javascripts/datetime_utility_spec.js
+++ b/spec/javascripts/datetime_utility_spec.js
@@ -149,23 +149,22 @@ describe('getSundays', () => {
   });
 });
 
-describe('getTimeframeWindow', () => {
-  it('returns array of dates representing a timeframe based on provided length and date', () => {
-    const date = new Date(2018, 0, 1);
+describe('getTimeframeWindowFrom', () => {
+  it('returns array of date objects upto provided length start with provided startDate', () => {
+    const startDate = new Date(2018, 0, 1);
     const mockTimeframe = [
-      new Date(2017, 9, 1),
-      new Date(2017, 10, 1),
-      new Date(2017, 11, 1),
       new Date(2018, 0, 1),
       new Date(2018, 1, 1),
-      new Date(2018, 2, 31),
+      new Date(2018, 2, 1),
+      new Date(2018, 3, 1),
+      new Date(2018, 4, 31),
     ];
-    const timeframe = datetimeUtility.getTimeframeWindow(6, date);
-
-    expect(timeframe.length).toBe(6);
+    const timeframe = datetimeUtility.getTimeframeWindowFrom(startDate, 5);
+    expect(timeframe.length).toBe(5);
     timeframe.forEach((timeframeItem, index) => {
-      expect(timeframeItem.getFullYear() === mockTimeframe[index].getFullYear()).toBeTruthy();
-      expect(timeframeItem.getMonth() === mockTimeframe[index].getMonth()).toBeTruthy();
+      console.log(timeframeItem);
+      expect(timeframeItem.getFullYear() === mockTimeframe[index].getFullYear()).toBe(true);
+      expect(timeframeItem.getMonth() === mockTimeframe[index].getMonth()).toBe(true);
       expect(timeframeItem.getDate() === mockTimeframe[index].getDate()).toBeTruthy();
     });
   });
diff --git a/spec/javascripts/deploy_keys/components/key_spec.js b/spec/javascripts/deploy_keys/components/key_spec.js
index 4279add21d1..d1de9d132b8 100644
--- a/spec/javascripts/deploy_keys/components/key_spec.js
+++ b/spec/javascripts/deploy_keys/components/key_spec.js
@@ -88,7 +88,7 @@ describe('Deploy keys key', () => {
     });
 
     it('expands all project labels after click', done => {
-      const length = vm.deployKey.deploy_keys_projects.length;
+      const { length } = vm.deployKey.deploy_keys_projects;
       vm.$el.querySelectorAll('.deploy-project-label')[1].click();
 
       Vue.nextTick(() => {
diff --git a/spec/javascripts/diffs/components/app_spec.js b/spec/javascripts/diffs/components/app_spec.js
new file mode 100644
index 00000000000..7237274eb43
--- /dev/null
+++ b/spec/javascripts/diffs/components/app_spec.js
@@ -0,0 +1 @@
+// TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
diff --git a/spec/javascripts/diffs/components/changed_files_dropdown_spec.js b/spec/javascripts/diffs/components/changed_files_dropdown_spec.js
new file mode 100644
index 00000000000..7237274eb43
--- /dev/null
+++ b/spec/javascripts/diffs/components/changed_files_dropdown_spec.js
@@ -0,0 +1 @@
+// TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
diff --git a/spec/javascripts/diffs/components/changed_files_spec.js b/spec/javascripts/diffs/components/changed_files_spec.js
new file mode 100644
index 00000000000..2d57af6137c
--- /dev/null
+++ b/spec/javascripts/diffs/components/changed_files_spec.js
@@ -0,0 +1,100 @@
+import Vue from 'vue';
+import $ from 'jquery';
+import { mountComponentWithStore } from 'spec/helpers';
+import store from '~/diffs/store';
+import ChangedFiles from '~/diffs/components/changed_files.vue';
+
+describe('ChangedFiles', () => {
+  const Component = Vue.extend(ChangedFiles);
+  const createComponent = props => mountComponentWithStore(Component, { props, store });
+  let vm;
+
+  beforeEach(() => {
+    setFixtures(`
+      <div id="dummy-element"></div>
+      <div class="js-tabs-affix"></div>
+    `);
+    const props = {
+      diffFiles: [
+        {
+          addedLines: 10,
+          removedLines: 20,
+          blob: {
+            path: 'some/code.txt',
+          },
+          filePath: 'some/code.txt',
+        },
+      ],
+    };
+    vm = createComponent(props);
+  });
+
+  describe('with single file added', () => {
+    it('shows files changes', () => {
+      expect(vm.$el).toContainText('1 changed file');
+    });
+
+    it('shows file additions and deletions', () => {
+      expect(vm.$el).toContainText('10 additions');
+      expect(vm.$el).toContainText('20 deletions');
+    });
+  });
+
+  describe('template', () => {
+    describe('diff view mode buttons', () => {
+      let inlineButton;
+      let parallelButton;
+
+      beforeEach(() => {
+        inlineButton = vm.$el.querySelector('.js-inline-diff-button');
+        parallelButton = vm.$el.querySelector('.js-parallel-diff-button');
+      });
+
+      it('should have Inline and Side-by-side buttons', () => {
+        expect(inlineButton).toBeDefined();
+        expect(parallelButton).toBeDefined();
+      });
+
+      it('should add active class to Inline button', done => {
+        vm.$store.state.diffs.diffViewType = 'inline';
+
+        vm.$nextTick(() => {
+          expect(inlineButton.classList.contains('active')).toEqual(true);
+          expect(parallelButton.classList.contains('active')).toEqual(false);
+
+          done();
+        });
+      });
+
+      it('should toggle active state of buttons when diff view type changed', done => {
+        vm.$store.state.diffs.diffViewType = 'parallel';
+
+        vm.$nextTick(() => {
+          expect(inlineButton.classList.contains('active')).toEqual(false);
+          expect(parallelButton.classList.contains('active')).toEqual(true);
+
+          done();
+        });
+      });
+
+      describe('clicking them', () => {
+        it('should toggle the diff view type', done => {
+          $(parallelButton).click();
+
+          vm.$nextTick(() => {
+            expect(inlineButton.classList.contains('active')).toEqual(false);
+            expect(parallelButton.classList.contains('active')).toEqual(true);
+
+            $(inlineButton).click();
+
+            vm.$nextTick(() => {
+              expect(inlineButton.classList.contains('active')).toEqual(true);
+              expect(parallelButton.classList.contains('active')).toEqual(false);
+              done();
+            });
+          });
+        });
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/compare_versions_dropdown_spec.js b/spec/javascripts/diffs/components/compare_versions_dropdown_spec.js
new file mode 100644
index 00000000000..7237274eb43
--- /dev/null
+++ b/spec/javascripts/diffs/components/compare_versions_dropdown_spec.js
@@ -0,0 +1 @@
+// TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
diff --git a/spec/javascripts/diffs/components/compare_versions_spec.js b/spec/javascripts/diffs/components/compare_versions_spec.js
new file mode 100644
index 00000000000..7237274eb43
--- /dev/null
+++ b/spec/javascripts/diffs/components/compare_versions_spec.js
@@ -0,0 +1 @@
+// TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
diff --git a/spec/javascripts/diffs/components/diff_content_spec.js b/spec/javascripts/diffs/components/diff_content_spec.js
new file mode 100644
index 00000000000..dea600a783a
--- /dev/null
+++ b/spec/javascripts/diffs/components/diff_content_spec.js
@@ -0,0 +1,95 @@
+import Vue from 'vue';
+import DiffContentComponent from '~/diffs/components/diff_content.vue';
+import store from '~/mr_notes/stores';
+import { mountComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import { GREEN_BOX_IMAGE_URL, RED_BOX_IMAGE_URL } from 'spec/test_constants';
+import diffFileMockData from '../mock_data/diff_file';
+
+describe('DiffContent', () => {
+  const Component = Vue.extend(DiffContentComponent);
+  let vm;
+  const getDiffFileMock = () => Object.assign({}, diffFileMockData);
+
+  beforeEach(() => {
+    vm = mountComponentWithStore(Component, {
+      store,
+      props: {
+        diffFile: getDiffFileMock(),
+      },
+    });
+  });
+
+  describe('text based files', () => {
+    it('should render diff inline view', done => {
+      vm.$store.state.diffs.diffViewType = 'inline';
+
+      vm.$nextTick(() => {
+        expect(vm.$el.querySelectorAll('.js-diff-inline-view').length).toEqual(1);
+
+        done();
+      });
+    });
+
+    it('should render diff parallel view', done => {
+      vm.$store.state.diffs.diffViewType = 'parallel';
+
+      vm.$nextTick(() => {
+        expect(vm.$el.querySelectorAll('.parallel').length).toEqual(18);
+
+        done();
+      });
+    });
+  });
+
+  describe('Non-Text diffs', () => {
+    beforeEach(() => {
+      vm.diffFile.text = false;
+    });
+
+    describe('image diff', () => {
+      beforeEach(() => {
+        vm.diffFile.newPath = GREEN_BOX_IMAGE_URL;
+        vm.diffFile.newSha = 'DEF';
+        vm.diffFile.oldPath = RED_BOX_IMAGE_URL;
+        vm.diffFile.oldSha = 'ABC';
+        vm.diffFile.viewPath = '';
+      });
+
+      it('should have image diff view in place', done => {
+        vm.$nextTick(() => {
+          expect(vm.$el.querySelectorAll('.js-diff-inline-view').length).toEqual(0);
+
+          expect(vm.$el.querySelectorAll('.diff-viewer .image').length).toEqual(1);
+
+          done();
+        });
+      });
+    });
+
+    describe('file diff', () => {
+      it('should have download buttons in place', done => {
+        const el = vm.$el;
+        vm.diffFile.newPath = 'test.abc';
+        vm.diffFile.newSha = 'DEF';
+        vm.diffFile.oldPath = 'test.abc';
+        vm.diffFile.oldSha = 'ABC';
+
+        vm.$nextTick(() => {
+          expect(el.querySelectorAll('.js-diff-inline-view').length).toEqual(0);
+
+          expect(el.querySelector('.deleted .file-info').textContent.trim()).toContain('test.abc');
+          expect(el.querySelector('.deleted .btn.btn-default').textContent.trim()).toContain(
+            'Download',
+          );
+
+          expect(el.querySelector('.added .file-info').textContent.trim()).toContain('test.abc');
+          expect(el.querySelector('.added .btn.btn-default').textContent.trim()).toContain(
+            'Download',
+          );
+
+          done();
+        });
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/diff_discussions_spec.js b/spec/javascripts/diffs/components/diff_discussions_spec.js
new file mode 100644
index 00000000000..270f363825f
--- /dev/null
+++ b/spec/javascripts/diffs/components/diff_discussions_spec.js
@@ -0,0 +1,24 @@
+import Vue from 'vue';
+import DiffDiscussions from '~/diffs/components/diff_discussions.vue';
+import store from '~/mr_notes/stores';
+import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import discussionsMockData from '../mock_data/diff_discussions';
+
+describe('DiffDiscussions', () => {
+  let component;
+  const getDiscussionsMockData = () => [Object.assign({}, discussionsMockData)];
+
+  beforeEach(() => {
+    component = createComponentWithStore(Vue.extend(DiffDiscussions), store, {
+      discussions: getDiscussionsMockData(),
+    }).$mount();
+  });
+
+  describe('template', () => {
+    it('should have notes list', () => {
+      const { $el } = component;
+
+      expect($el.querySelectorAll('.discussion .note.timeline-entry').length).toEqual(5);
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/diff_file_header_spec.js b/spec/javascripts/diffs/components/diff_file_header_spec.js
new file mode 100644
index 00000000000..d0f1700bee6
--- /dev/null
+++ b/spec/javascripts/diffs/components/diff_file_header_spec.js
@@ -0,0 +1,433 @@
+import Vue from 'vue';
+import DiffFileHeader from '~/diffs/components/diff_file_header.vue';
+import { convertObjectPropsToCamelCase } from '~/lib/utils/common_utils';
+import mountComponent from 'spec/helpers/vue_mount_component_helper';
+
+const discussionFixture = 'merge_requests/diff_discussion.json';
+
+describe('diff_file_header', () => {
+  let vm;
+  let props;
+  const Component = Vue.extend(DiffFileHeader);
+
+  beforeEach(() => {
+    const diffDiscussionMock = getJSONFixture(discussionFixture)[0];
+    const diffFile = convertObjectPropsToCamelCase(diffDiscussionMock.diff_file, { deep: true });
+    props = {
+      diffFile,
+      currentUser: {},
+    };
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  describe('computed', () => {
+    describe('icon', () => {
+      beforeEach(() => {
+        props.diffFile.blob.icon = 'dummy icon';
+      });
+
+      it('returns the blob icon for files', () => {
+        props.diffFile.submodule = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.icon).toBe(props.diffFile.blob.icon);
+      });
+
+      it('returns the archive icon for submodules', () => {
+        props.diffFile.submodule = true;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.icon).toBe('archive');
+      });
+    });
+
+    describe('titleLink', () => {
+      beforeEach(() => {
+        Object.assign(props.diffFile, {
+          fileHash: 'badc0ffee',
+          submoduleLink: 'link://to/submodule',
+          submoduleTreeUrl: 'some://tree/url',
+        });
+      });
+
+      it('returns the fileHash for files', () => {
+        props.diffFile.submodule = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.titleLink).toBe(`#${props.diffFile.fileHash}`);
+      });
+
+      it('returns the submoduleTreeUrl for submodules', () => {
+        props.diffFile.submodule = true;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.titleLink).toBe(props.diffFile.submoduleTreeUrl);
+      });
+
+      it('returns the submoduleLink for submodules without submoduleTreeUrl', () => {
+        Object.assign(props.diffFile, {
+          submodule: true,
+          submoduleTreeUrl: null,
+        });
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.titleLink).toBe(props.diffFile.submoduleLink);
+      });
+    });
+
+    describe('filePath', () => {
+      beforeEach(() => {
+        Object.assign(props.diffFile, {
+          blob: { id: 'b10b1db10b1d' },
+          filePath: 'path/to/file',
+        });
+      });
+
+      it('returns the filePath for files', () => {
+        props.diffFile.submodule = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.filePath).toBe(props.diffFile.filePath);
+      });
+
+      it('appends the truncated blob id for submodules', () => {
+        props.diffFile.submodule = true;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.filePath).toBe(
+          `${props.diffFile.filePath} @ ${props.diffFile.blob.id.substr(0, 8)}`,
+        );
+      });
+    });
+
+    describe('titleTag', () => {
+      it('returns a link tag if fileHash is set', () => {
+        props.diffFile.fileHash = 'some hash';
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.titleTag).toBe('a');
+      });
+
+      it('returns a span tag if fileHash is not set', () => {
+        props.diffFile.fileHash = null;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.titleTag).toBe('span');
+      });
+    });
+
+    describe('isUsingLfs', () => {
+      beforeEach(() => {
+        Object.assign(props.diffFile, {
+          storedExternally: true,
+          externalStorage: 'lfs',
+        });
+      });
+
+      it('returns true if file is stored in LFS', () => {
+        vm = mountComponent(Component, props);
+
+        expect(vm.isUsingLfs).toBe(true);
+      });
+
+      it('returns false if file is not stored externally', () => {
+        props.diffFile.storedExternally = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.isUsingLfs).toBe(false);
+      });
+
+      it('returns false if file is not stored in LFS', () => {
+        props.diffFile.externalStorage = 'not lfs';
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.isUsingLfs).toBe(false);
+      });
+    });
+
+    describe('collapseIcon', () => {
+      it('returns chevron-down if the diff is expanded', () => {
+        props.expanded = true;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.collapseIcon).toBe('chevron-down');
+      });
+
+      it('returns chevron-right if the diff is collapsed', () => {
+        props.expanded = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.collapseIcon).toBe('chevron-right');
+      });
+    });
+
+    describe('isDiscussionsExpanded', () => {
+      beforeEach(() => {
+        Object.assign(props, {
+          discussionsExpanded: true,
+          expanded: true,
+        });
+      });
+
+      it('returns true if diff and discussion are expanded', () => {
+        vm = mountComponent(Component, props);
+
+        expect(vm.isDiscussionsExpanded).toBe(true);
+      });
+
+      it('returns false if discussion is collapsed', () => {
+        props.discussionsExpanded = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.isDiscussionsExpanded).toBe(false);
+      });
+
+      it('returns false if diff is collapsed', () => {
+        props.expanded = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.isDiscussionsExpanded).toBe(false);
+      });
+    });
+
+    describe('viewFileButtonText', () => {
+      it('contains the truncated content SHA', () => {
+        const dummySha = 'deebd00f is no SHA';
+        props.diffFile.contentSha = dummySha;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.viewFileButtonText).not.toContain(dummySha);
+        expect(vm.viewFileButtonText).toContain(dummySha.substr(0, 8));
+      });
+    });
+
+    describe('viewReplacedFileButtonText', () => {
+      it('contains the truncated base SHA', () => {
+        const dummySha = 'deadabba sings no more';
+        props.diffFile.diffRefs.baseSha = dummySha;
+
+        vm = mountComponent(Component, props);
+
+        expect(vm.viewReplacedFileButtonText).not.toContain(dummySha);
+        expect(vm.viewReplacedFileButtonText).toContain(dummySha.substr(0, 8));
+      });
+    });
+  });
+
+  describe('methods', () => {
+    describe('handleToggle', () => {
+      beforeEach(() => {
+        spyOn(vm, '$emit').and.stub();
+      });
+
+      it('emits toggleFile if checkTarget is false', () => {
+        vm.handleToggle(null, false);
+
+        expect(vm.$emit).toHaveBeenCalledWith('toggleFile');
+      });
+
+      it('emits toggleFile if checkTarget is true and event target is header', () => {
+        vm.handleToggle({ target: vm.$refs.header }, true);
+
+        expect(vm.$emit).toHaveBeenCalledWith('toggleFile');
+      });
+
+      it('does not emit toggleFile if checkTarget is true and event target is not header', () => {
+        vm.handleToggle({ target: 'not header' }, true);
+
+        expect(vm.$emit).not.toHaveBeenCalled();
+      });
+    });
+  });
+
+  describe('template', () => {
+    describe('collapse toggle', () => {
+      const collapseToggle = () => vm.$el.querySelector('.diff-toggle-caret');
+
+      it('is visible if collapsible is true', () => {
+        props.collapsible = true;
+
+        vm = mountComponent(Component, props);
+
+        expect(collapseToggle()).not.toBe(null);
+      });
+
+      it('is hidden if collapsible is false', () => {
+        props.collapsible = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(collapseToggle()).toBe(null);
+      });
+    });
+
+    it('displays an icon in the title', () => {
+      vm = mountComponent(Component, props);
+
+      const icon = vm.$el.querySelector(`i[class="fa fa-fw fa-${vm.icon}"]`);
+      expect(icon).not.toBe(null);
+    });
+
+    describe('file paths', () => {
+      const filePaths = () => vm.$el.querySelectorAll('.file-title-name');
+
+      it('displays the path of a added file', () => {
+        props.diffFile.renamedFile = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(filePaths()).toHaveLength(1);
+        expect(filePaths()[0]).toHaveText(props.diffFile.filePath);
+      });
+
+      it('displays path for deleted file', () => {
+        props.diffFile.renamedFile = false;
+        props.diffFile.deletedFile = true;
+
+        vm = mountComponent(Component, props);
+
+        expect(filePaths()).toHaveLength(1);
+        expect(filePaths()[0]).toHaveText(`${props.diffFile.filePath} deleted`);
+      });
+
+      it('displays old and new path if the file was renamed', () => {
+        props.diffFile.renamedFile = true;
+
+        vm = mountComponent(Component, props);
+
+        expect(filePaths()).toHaveLength(2);
+        expect(filePaths()[0]).toHaveText(props.diffFile.oldPath);
+        expect(filePaths()[1]).toHaveText(props.diffFile.newPath);
+      });
+    });
+
+    it('displays a copy to clipboard button', () => {
+      vm = mountComponent(Component, props);
+
+      const button = vm.$el.querySelector('.btn-clipboard');
+      expect(button).not.toBe(null);
+      expect(button.dataset.clipboardText).toBe(props.diffFile.filePath);
+    });
+
+    describe('file mode', () => {
+      it('it displays old and new file mode if it changed', () => {
+        props.diffFile.modeChanged = true;
+
+        vm = mountComponent(Component, props);
+
+        const { fileMode } = vm.$refs;
+        expect(fileMode).not.toBe(undefined);
+        expect(fileMode).toContainText(props.diffFile.aMode);
+        expect(fileMode).toContainText(props.diffFile.bMode);
+      });
+
+      it('does not display the file mode if it has not changed', () => {
+        props.diffFile.modeChanged = false;
+
+        vm = mountComponent(Component, props);
+
+        const { fileMode } = vm.$refs;
+        expect(fileMode).toBe(undefined);
+      });
+    });
+
+    describe('LFS label', () => {
+      const lfsLabel = () => vm.$el.querySelector('.label-lfs');
+
+      it('displays the LFS label for files stored in LFS', () => {
+        Object.assign(props.diffFile, {
+          storedExternally: true,
+          externalStorage: 'lfs',
+        });
+
+        vm = mountComponent(Component, props);
+
+        expect(lfsLabel()).not.toBe(null);
+        expect(lfsLabel()).toHaveText('LFS');
+      });
+
+      it('does not display the LFS label for files stored in repository', () => {
+        props.diffFile.storedExternally = false;
+
+        vm = mountComponent(Component, props);
+
+        expect(lfsLabel()).toBe(null);
+      });
+    });
+
+    describe('edit button', () => {
+      it('should not render edit button if addMergeRequestButtons is not true', () => {
+        vm = mountComponent(Component, props);
+
+        expect(vm.$el.querySelector('.js-edit-blob')).toEqual(null);
+      });
+
+      it('should show edit button when file is editable', () => {
+        props.addMergeRequestButtons = true;
+        props.diffFile.editPath = '/';
+        vm = mountComponent(Component, props);
+
+        expect(vm.$el.querySelector('.js-edit-blob')).toContainText('Edit');
+      });
+
+      it('should not show edit button when file is deleted', () => {
+        props.addMergeRequestButtons = true;
+        props.diffFile.deletedFile = true;
+        props.diffFile.editPath = '/';
+        vm = mountComponent(Component, props);
+
+        expect(vm.$el.querySelector('.js-edit-blob')).toEqual(null);
+      });
+    });
+
+    describe('addMergeRequestButtons', () => {
+      beforeEach(() => {
+        props.addMergeRequestButtons = true;
+        props.diffFile.editPath = '';
+      });
+
+      describe('view on environment button', () => {
+        const url = 'some.external.url/';
+        const title = 'url.title';
+
+        it('displays link to external url', () => {
+          props.diffFile.externalUrl = url;
+          props.diffFile.formattedExternalUrl = title;
+
+          vm = mountComponent(Component, props);
+
+          expect(vm.$el.querySelector(`a[href="${url}"]`)).not.toBe(null);
+          expect(vm.$el.querySelector(`a[data-original-title="View on ${title}"]`)).not.toBe(null);
+        });
+
+        it('hides link if no external url', () => {
+          props.diffFile.externalUrl = '';
+          props.diffFile.formattedExternalUrl = title;
+
+          vm = mountComponent(Component, props);
+
+          expect(vm.$el.querySelector(`a[data-original-title="View on ${title}"]`)).toBe(null);
+        });
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/diff_file_spec.js b/spec/javascripts/diffs/components/diff_file_spec.js
new file mode 100644
index 00000000000..1c1edfac68c
--- /dev/null
+++ b/spec/javascripts/diffs/components/diff_file_spec.js
@@ -0,0 +1,88 @@
+import Vue from 'vue';
+import DiffFileComponent from '~/diffs/components/diff_file.vue';
+import store from '~/mr_notes/stores';
+import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import diffFileMockData from '../mock_data/diff_file';
+
+describe('DiffFile', () => {
+  let vm;
+  const getDiffFileMock = () => Object.assign({}, diffFileMockData);
+
+  beforeEach(() => {
+    vm = createComponentWithStore(Vue.extend(DiffFileComponent), store, {
+      file: getDiffFileMock(),
+      currentUser: {},
+    }).$mount();
+  });
+
+  describe('template', () => {
+    it('should render component with file header, file content components', () => {
+      const el = vm.$el;
+      const { fileHash, filePath } = diffFileMockData;
+
+      expect(el.id).toEqual(fileHash);
+      expect(el.classList.contains('diff-file')).toEqual(true);
+      expect(el.querySelectorAll('.diff-content.hidden').length).toEqual(0);
+      expect(el.querySelector('.js-file-title')).toBeDefined();
+      expect(el.querySelector('.file-title-name').innerText.indexOf(filePath) > -1).toEqual(true);
+      expect(el.querySelector('.js-syntax-highlight')).toBeDefined();
+      expect(el.querySelectorAll('.line_content').length > 5).toEqual(true);
+    });
+
+    describe('collapsed', () => {
+      it('should not have file content', done => {
+        expect(vm.$el.querySelectorAll('.diff-content.hidden').length).toEqual(0);
+        expect(vm.file.collapsed).toEqual(false);
+        vm.file.collapsed = true;
+
+        vm.$nextTick(() => {
+          expect(vm.$el.querySelectorAll('.diff-content.hidden').length).toEqual(1);
+
+          done();
+        });
+      });
+
+      it('should have collapsed text and link', done => {
+        vm.file.collapsed = true;
+
+        vm.$nextTick(() => {
+          expect(vm.$el.innerText).toContain('This diff is collapsed');
+          expect(vm.$el.querySelectorAll('.js-click-to-expand').length).toEqual(1);
+
+          done();
+        });
+      });
+
+      it('should have loading icon while loading a collapsed diffs', done => {
+        vm.file.collapsed = true;
+        vm.isLoadingCollapsedDiff = true;
+
+        vm.$nextTick(() => {
+          expect(vm.$el.querySelectorAll('.diff-content.loading').length).toEqual(1);
+
+          done();
+        });
+      });
+    });
+  });
+
+  describe('too large diff', () => {
+    it('should have too large warning and blob link', done => {
+      const BLOB_LINK = '/file/view/path';
+      vm.file.tooLarge = true;
+      vm.file.viewPath = BLOB_LINK;
+
+      vm.$nextTick(() => {
+        expect(vm.$el.innerText).toContain(
+          'This source diff could not be displayed because it is too large',
+        );
+        expect(vm.$el.querySelector('.js-too-large-diff')).toBeDefined();
+        expect(vm.$el.querySelector('.js-too-large-diff a').href.indexOf(BLOB_LINK) > -1).toEqual(
+          true,
+        );
+
+        done();
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/diff_gutter_avatars_spec.js b/spec/javascripts/diffs/components/diff_gutter_avatars_spec.js
new file mode 100644
index 00000000000..0085a16815a
--- /dev/null
+++ b/spec/javascripts/diffs/components/diff_gutter_avatars_spec.js
@@ -0,0 +1,115 @@
+import Vue from 'vue';
+import DiffGutterAvatarsComponent from '~/diffs/components/diff_gutter_avatars.vue';
+import { COUNT_OF_AVATARS_IN_GUTTER } from '~/diffs/constants';
+import store from '~/mr_notes/stores';
+import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import discussionsMockData from '../mock_data/diff_discussions';
+
+describe('DiffGutterAvatars', () => {
+  let component;
+  const getDiscussionsMockData = () => [Object.assign({}, discussionsMockData)];
+
+  beforeEach(() => {
+    component = createComponentWithStore(Vue.extend(DiffGutterAvatarsComponent), store, {
+      discussions: getDiscussionsMockData(),
+    }).$mount();
+  });
+
+  describe('computed', () => {
+    describe('discussionsExpanded', () => {
+      it('should return true when all discussions are expanded', () => {
+        expect(component.discussionsExpanded).toEqual(true);
+      });
+
+      it('should return false when all discussions are not expanded', () => {
+        component.discussions[0].expanded = false;
+        expect(component.discussionsExpanded).toEqual(false);
+      });
+    });
+
+    describe('allDiscussions', () => {
+      it('should return an array of notes', () => {
+        expect(component.allDiscussions).toEqual([...component.discussions[0].notes]);
+      });
+    });
+
+    describe('notesInGutter', () => {
+      it('should return a subset of discussions to show in gutter', () => {
+        expect(component.notesInGutter.length).toEqual(COUNT_OF_AVATARS_IN_GUTTER);
+        expect(component.notesInGutter[0]).toEqual({
+          note: component.discussions[0].notes[0].note,
+          author: component.discussions[0].notes[0].author,
+        });
+      });
+    });
+
+    describe('moreCount', () => {
+      it('should return count of remaining discussions from gutter', () => {
+        expect(component.moreCount).toEqual(2);
+      });
+    });
+
+    describe('moreText', () => {
+      it('should return proper text if moreCount > 0', () => {
+        expect(component.moreText).toEqual('2 more comments');
+      });
+
+      it('should return empty string if there is no discussion', () => {
+        component.discussions = [];
+        expect(component.moreText).toEqual('');
+      });
+    });
+  });
+
+  describe('methods', () => {
+    describe('getTooltipText', () => {
+      it('should return original comment if it is shorter than max length', () => {
+        const note = component.discussions[0].notes[0];
+
+        expect(component.getTooltipText(note)).toEqual('Administrator: comment 1');
+      });
+
+      it('should return truncated version of comment', () => {
+        const note = component.discussions[0].notes[1];
+
+        expect(component.getTooltipText(note)).toEqual('Fatih Acet: comment 2 is r...');
+      });
+    });
+
+    describe('toggleDiscussions', () => {
+      it('should toggle all discussions', () => {
+        expect(component.discussions[0].expanded).toEqual(true);
+
+        component.$store.dispatch('setInitialNotes', getDiscussionsMockData());
+        component.discussions = component.$store.state.notes.discussions;
+        component.toggleDiscussions();
+
+        expect(component.discussions[0].expanded).toEqual(false);
+        component.$store.dispatch('setInitialNotes', []);
+      });
+    });
+  });
+
+  describe('template', () => {
+    const buttonSelector = '.js-diff-comment-button';
+    const svgSelector = `${buttonSelector} svg`;
+    const avatarSelector = '.js-diff-comment-avatar';
+    const plusCountSelector = '.js-diff-comment-plus';
+
+    it('should have button to collapse discussions when the discussions expanded', () => {
+      expect(component.$el.querySelector(buttonSelector)).toBeDefined();
+      expect(component.$el.querySelector(svgSelector)).toBeDefined();
+    });
+
+    it('should have user avatars when discussions collapsed', () => {
+      component.discussions[0].expanded = false;
+
+      Vue.nextTick(() => {
+        expect(component.$el.querySelector(buttonSelector)).toBeNull();
+        expect(component.$el.querySelectorAll(avatarSelector).length).toEqual(4);
+        expect(component.$el.querySelector(plusCountSelector)).toBeDefined();
+        expect(component.$el.querySelector(plusCountSelector).textContent).toEqual('+2');
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/diff_line_gutter_content_spec.js b/spec/javascripts/diffs/components/diff_line_gutter_content_spec.js
new file mode 100644
index 00000000000..2d136a63c52
--- /dev/null
+++ b/spec/javascripts/diffs/components/diff_line_gutter_content_spec.js
@@ -0,0 +1,108 @@
+import Vue from 'vue';
+import DiffLineGutterContent from '~/diffs/components/diff_line_gutter_content.vue';
+import store from '~/mr_notes/stores';
+import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import discussionsMockData from '../mock_data/diff_discussions';
+import diffFileMockData from '../mock_data/diff_file';
+
+describe('DiffLineGutterContent', () => {
+  const getDiscussionsMockData = () => [Object.assign({}, discussionsMockData)];
+  const getDiffFileMock = () => Object.assign({}, diffFileMockData);
+  const createComponent = (options = {}) => {
+    const cmp = Vue.extend(DiffLineGutterContent);
+    const props = Object.assign({}, options);
+    props.fileHash = getDiffFileMock().fileHash;
+    props.contextLinesPath = '/context/lines/path';
+
+    return createComponentWithStore(cmp, store, props).$mount();
+  };
+  const setDiscussions = component => {
+    component.$store.dispatch('setInitialNotes', getDiscussionsMockData());
+  };
+
+  const resetDiscussions = component => {
+    component.$store.dispatch('setInitialNotes', []);
+  };
+
+  describe('computed', () => {
+    describe('lineHref', () => {
+      it('should prepend # to lineCode', () => {
+        const lineCode = 'LC_42';
+        const component = createComponent({ lineCode });
+        expect(component.lineHref).toEqual(`#${lineCode}`);
+      });
+
+      it('should return # if there is no lineCode', () => {
+        const component = createComponent({ lineCode: null });
+        expect(component.lineHref).toEqual('#');
+      });
+    });
+
+    describe('discussions, hasDiscussions, shouldShowAvatarsOnGutter', () => {
+      it('should return empty array when there is no discussion', () => {
+        const component = createComponent({ lineCode: 'LC_42' });
+        expect(component.discussions).toEqual([]);
+        expect(component.hasDiscussions).toEqual(false);
+        expect(component.shouldShowAvatarsOnGutter).toEqual(false);
+      });
+
+      it('should return discussions for the given lineCode', () => {
+        const { lineCode } = getDiffFileMock().highlightedDiffLines[1];
+        const component = createComponent({ lineCode, showCommentButton: true });
+
+        setDiscussions(component);
+
+        expect(component.discussions).toEqual(getDiscussionsMockData());
+        expect(component.hasDiscussions).toEqual(true);
+        expect(component.shouldShowAvatarsOnGutter).toEqual(true);
+
+        resetDiscussions(component);
+      });
+    });
+  });
+
+  describe('template', () => {
+    it('should render three dots for context lines', () => {
+      const component = createComponent({
+        isMatchLine: true,
+      });
+
+      expect(component.$el.querySelector('span').classList.contains('context-cell')).toEqual(true);
+      expect(component.$el.innerText).toEqual('...');
+    });
+
+    it('should render comment button', () => {
+      const component = createComponent({
+        showCommentButton: true,
+      });
+      Object.defineProperty(component, 'isLoggedIn', {
+        get() {
+          return true;
+        },
+      });
+
+      expect(component.$el.querySelector('.js-add-diff-note-button')).toBeDefined();
+    });
+
+    it('should render line link', () => {
+      const lineNumber = 42;
+      const lineCode = `LC_${lineNumber}`;
+      const component = createComponent({ lineNumber, lineCode });
+      const link = component.$el.querySelector('a');
+
+      expect(link.href.indexOf(`#${lineCode}`) > -1).toEqual(true);
+      expect(link.dataset.linenumber).toEqual(lineNumber.toString());
+    });
+
+    it('should render user avatars', () => {
+      const component = createComponent({
+        showCommentButton: true,
+        lineCode: getDiffFileMock().highlightedDiffLines[1].lineCode,
+      });
+
+      setDiscussions(component);
+      expect(component.$el.querySelector('.diff-comment-avatar-holders')).toBeDefined();
+      resetDiscussions(component);
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/diff_line_note_form_spec.js b/spec/javascripts/diffs/components/diff_line_note_form_spec.js
new file mode 100644
index 00000000000..81cd4f9769a
--- /dev/null
+++ b/spec/javascripts/diffs/components/diff_line_note_form_spec.js
@@ -0,0 +1,85 @@
+import Vue from 'vue';
+import DiffLineNoteForm from '~/diffs/components/diff_line_note_form.vue';
+import store from '~/mr_notes/stores';
+import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import diffFileMockData from '../mock_data/diff_file';
+
+describe('DiffLineNoteForm', () => {
+  let component;
+  let diffFile;
+  let diffLines;
+  const getDiffFileMock = () => Object.assign({}, diffFileMockData);
+
+  beforeEach(() => {
+    diffFile = getDiffFileMock();
+    diffLines = diffFile.highlightedDiffLines;
+
+    component = createComponentWithStore(Vue.extend(DiffLineNoteForm), store, {
+      diffFile,
+      diffLines,
+      line: diffLines[0],
+      noteTargetLine: diffLines[0],
+    });
+
+    Object.defineProperty(component, 'isLoggedIn', {
+      get() {
+        return true;
+      },
+    });
+
+    component.$mount();
+  });
+
+  describe('methods', () => {
+    describe('handleCancelCommentForm', () => {
+      it('should call cancelCommentForm with lineCode', () => {
+        spyOn(component, 'cancelCommentForm');
+        component.handleCancelCommentForm();
+
+        expect(component.cancelCommentForm).toHaveBeenCalledWith({
+          lineCode: diffLines[0].lineCode,
+        });
+      });
+    });
+
+    describe('saveNoteForm', () => {
+      it('should call saveNote action with proper params', done => {
+        let isPromiseCalled = false;
+        const formDataSpy = spyOnDependency(DiffLineNoteForm, 'getNoteFormData').and.returnValue({
+          postData: 1,
+        });
+        const saveNoteSpy = spyOn(component, 'saveNote').and.returnValue(
+          new Promise(() => {
+            isPromiseCalled = true;
+            done();
+          }),
+        );
+
+        component.handleSaveNote('note body');
+
+        expect(formDataSpy).toHaveBeenCalled();
+        expect(saveNoteSpy).toHaveBeenCalled();
+        expect(isPromiseCalled).toEqual(true);
+      });
+    });
+  });
+
+  describe('mounted', () => {
+    it('should init autosave', () => {
+      const key = 'autosave/Note/issue///DiffNote//1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_1';
+
+      expect(component.autosave).toBeDefined();
+      expect(component.autosave.key).toEqual(key);
+    });
+  });
+
+  describe('template', () => {
+    it('should have note form', () => {
+      const { $el } = component;
+
+      expect($el.querySelector('.js-vue-textarea')).toBeDefined();
+      expect($el.querySelector('.js-vue-issue-save')).toBeDefined();
+      expect($el.querySelector('.js-vue-markdown-field')).toBeDefined();
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/edit_button_spec.js b/spec/javascripts/diffs/components/edit_button_spec.js
new file mode 100644
index 00000000000..7237274eb43
--- /dev/null
+++ b/spec/javascripts/diffs/components/edit_button_spec.js
@@ -0,0 +1 @@
+// TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
diff --git a/spec/javascripts/diffs/components/hidden_files_warning_spec.js b/spec/javascripts/diffs/components/hidden_files_warning_spec.js
new file mode 100644
index 00000000000..7237274eb43
--- /dev/null
+++ b/spec/javascripts/diffs/components/hidden_files_warning_spec.js
@@ -0,0 +1 @@
+// TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
diff --git a/spec/javascripts/diffs/components/inline_diff_view_spec.js b/spec/javascripts/diffs/components/inline_diff_view_spec.js
new file mode 100644
index 00000000000..e1adf60962e
--- /dev/null
+++ b/spec/javascripts/diffs/components/inline_diff_view_spec.js
@@ -0,0 +1,47 @@
+import Vue from 'vue';
+import InlineDiffView from '~/diffs/components/inline_diff_view.vue';
+import store from '~/mr_notes/stores';
+import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import diffFileMockData from '../mock_data/diff_file';
+import discussionsMockData from '../mock_data/diff_discussions';
+
+describe('InlineDiffView', () => {
+  let component;
+  const getDiffFileMock = () => Object.assign({}, diffFileMockData);
+  const getDiscussionsMockData = () => [Object.assign({}, discussionsMockData)];
+
+  beforeEach(() => {
+    const diffFile = getDiffFileMock();
+
+    store.dispatch('setInlineDiffViewType');
+    component = createComponentWithStore(Vue.extend(InlineDiffView), store, {
+      diffFile,
+      diffLines: diffFile.highlightedDiffLines,
+    }).$mount();
+  });
+
+  describe('template', () => {
+    it('should have rendered diff lines', () => {
+      const el = component.$el;
+
+      expect(el.querySelectorAll('tr.line_holder').length).toEqual(6);
+      expect(el.querySelectorAll('tr.line_holder.new').length).toEqual(2);
+      expect(el.querySelectorAll('tr.line_holder.match').length).toEqual(1);
+      expect(el.textContent.indexOf('Bad dates') > -1).toEqual(true);
+    });
+
+    it('should render discussions', done => {
+      const el = component.$el;
+      component.$store.dispatch('setInitialNotes', getDiscussionsMockData());
+
+      Vue.nextTick(() => {
+        expect(el.querySelectorAll('.notes_holder').length).toEqual(1);
+        expect(el.querySelectorAll('.notes_holder .note-discussion li').length).toEqual(5);
+        expect(el.innerText.indexOf('comment 5') > -1).toEqual(true);
+        component.$store.dispatch('setInitialNotes', []);
+
+        done();
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/components/no_changes_spec.js b/spec/javascripts/diffs/components/no_changes_spec.js
new file mode 100644
index 00000000000..7237274eb43
--- /dev/null
+++ b/spec/javascripts/diffs/components/no_changes_spec.js
@@ -0,0 +1 @@
+// TODO: https://gitlab.com/gitlab-org/gitlab-ce/issues/48034
diff --git a/spec/javascripts/diffs/components/parallel_diff_view_spec.js b/spec/javascripts/diffs/components/parallel_diff_view_spec.js
new file mode 100644
index 00000000000..165e4b69b6c
--- /dev/null
+++ b/spec/javascripts/diffs/components/parallel_diff_view_spec.js
@@ -0,0 +1,29 @@
+import Vue from 'vue';
+import ParallelDiffView from '~/diffs/components/parallel_diff_view.vue';
+import store from '~/mr_notes/stores';
+import * as constants from '~/diffs/constants';
+import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import diffFileMockData from '../mock_data/diff_file';
+
+describe('ParallelDiffView', () => {
+  let component;
+  const getDiffFileMock = () => Object.assign({}, diffFileMockData);
+
+  beforeEach(() => {
+    const diffFile = getDiffFileMock();
+
+    component = createComponentWithStore(Vue.extend(ParallelDiffView), store, {
+      diffFile,
+      diffLines: diffFile.parallelDiffLines,
+    }).$mount();
+  });
+
+  describe('computed', () => {
+    describe('parallelDiffLines', () => {
+      it('should normalize lines for empty cells', () => {
+        expect(component.parallelDiffLines[0].left.type).toEqual(constants.EMPTY_CELL_TYPE);
+        expect(component.parallelDiffLines[1].left.type).toEqual(constants.EMPTY_CELL_TYPE);
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/mock_data/diff_discussions.js b/spec/javascripts/diffs/mock_data/diff_discussions.js
new file mode 100644
index 00000000000..41d0dfd8939
--- /dev/null
+++ b/spec/javascripts/diffs/mock_data/diff_discussions.js
@@ -0,0 +1,496 @@
+export default {
+  id: '6b232e05bea388c6b043ccc243ba505faac04ea8',
+  reply_id: '6b232e05bea388c6b043ccc243ba505faac04ea8',
+  position: {
+    formatter: {
+      old_line: null,
+      new_line: 2,
+      old_path: 'CHANGELOG',
+      new_path: 'CHANGELOG',
+      base_sha: 'e63f41fe459e62e1228fcef60d7189127aeba95a',
+      start_sha: 'd9eaefe5a676b820c57ff18cf5b68316025f7962',
+      head_sha: 'c48ee0d1bf3b30453f5b32250ce03134beaa6d13',
+    },
+  },
+  line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_2',
+  expanded: true,
+  notes: [
+    {
+      id: 1749,
+      type: 'DiffNote',
+      attachment: null,
+      author: {
+        id: 1,
+        name: 'Administrator',
+        username: 'root',
+        state: 'active',
+        avatar_url:
+          'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+        path: '/root',
+      },
+      created_at: '2018-04-03T21:06:21.521Z',
+      updated_at: '2018-04-08T08:50:41.762Z',
+      system: false,
+      noteable_id: 51,
+      noteable_type: 'MergeRequest',
+      noteable_iid: 20,
+      human_access: 'Owner',
+      note: 'comment 1',
+      note_html: '<p dir="auto">comment 1</p>',
+      last_edited_at: '2018-04-08T08:50:41.762Z',
+      last_edited_by: {
+        id: 1,
+        name: 'Administrator',
+        username: 'root',
+        state: 'active',
+        avatar_url:
+          'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+        path: '/root',
+      },
+      current_user: {
+        can_edit: true,
+        can_award_emoji: true,
+      },
+      resolved: false,
+      resolvable: true,
+      resolved_by: null,
+      discussion_id: '6b232e05bea388c6b043ccc243ba505faac04ea8',
+      emoji_awardable: true,
+      award_emoji: [],
+      toggle_award_path: '/gitlab-org/gitlab-test/notes/1749/toggle_award_emoji',
+      report_abuse_path:
+        '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-test%2Fmerge_requests%2F20%23note_1749&user_id=1',
+      path: '/gitlab-org/gitlab-test/notes/1749',
+      noteable_note_url: 'http://localhost:3000/gitlab-org/gitlab-test/merge_requests/20#note_1749',
+      resolve_path:
+        '/gitlab-org/gitlab-test/merge_requests/20/discussions/6b232e05bea388c6b043ccc243ba505faac04ea8/resolve',
+      resolve_with_issue_path:
+        '/gitlab-org/gitlab-test/issues/new?discussion_to_resolve=6b232e05bea388c6b043ccc243ba505faac04ea8&merge_request_to_resolve_discussions_of=20',
+    },
+    {
+      id: 1753,
+      type: 'DiffNote',
+      attachment: null,
+      author: {
+        id: 1,
+        name: 'Fatih Acet',
+        username: 'fatihacet',
+        state: 'active',
+        avatar_url:
+          'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+        path: '/fatihacevt',
+      },
+      created_at: '2018-04-08T08:49:35.804Z',
+      updated_at: '2018-04-08T08:50:45.915Z',
+      system: false,
+      noteable_id: 51,
+      noteable_type: 'MergeRequest',
+      noteable_iid: 20,
+      human_access: 'Owner',
+      note: 'comment 2 is really long one',
+      note_html: '<p dir="auto">comment 2 is really long one</p>',
+      last_edited_at: '2018-04-08T08:50:45.915Z',
+      last_edited_by: {
+        id: 1,
+        name: 'Administrator',
+        username: 'root',
+        state: 'active',
+        avatar_url:
+          'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+        path: '/root',
+      },
+      current_user: {
+        can_edit: true,
+        can_award_emoji: true,
+      },
+      resolved: false,
+      resolvable: true,
+      resolved_by: null,
+      discussion_id: '6b232e05bea388c6b043ccc243ba505faac04ea8',
+      emoji_awardable: true,
+      award_emoji: [],
+      toggle_award_path: '/gitlab-org/gitlab-test/notes/1753/toggle_award_emoji',
+      report_abuse_path:
+        '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-test%2Fmerge_requests%2F20%23note_1753&user_id=1',
+      path: '/gitlab-org/gitlab-test/notes/1753',
+      noteable_note_url: 'http://localhost:3000/gitlab-org/gitlab-test/merge_requests/20#note_1753',
+      resolve_path:
+        '/gitlab-org/gitlab-test/merge_requests/20/discussions/6b232e05bea388c6b043ccc243ba505faac04ea8/resolve',
+      resolve_with_issue_path:
+        '/gitlab-org/gitlab-test/issues/new?discussion_to_resolve=6b232e05bea388c6b043ccc243ba505faac04ea8&merge_request_to_resolve_discussions_of=20',
+    },
+    {
+      id: 1754,
+      type: 'DiffNote',
+      attachment: null,
+      author: {
+        id: 1,
+        name: 'Administrator',
+        username: 'root',
+        state: 'active',
+        avatar_url:
+          'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+        path: '/root',
+      },
+      created_at: '2018-04-08T08:50:48.294Z',
+      updated_at: '2018-04-08T08:50:48.294Z',
+      system: false,
+      noteable_id: 51,
+      noteable_type: 'MergeRequest',
+      noteable_iid: 20,
+      human_access: 'Owner',
+      note: 'comment 3',
+      note_html: '<p dir="auto">comment 3</p>',
+      current_user: {
+        can_edit: true,
+        can_award_emoji: true,
+      },
+      resolved: false,
+      resolvable: true,
+      resolved_by: null,
+      discussion_id: '6b232e05bea388c6b043ccc243ba505faac04ea8',
+      emoji_awardable: true,
+      award_emoji: [],
+      toggle_award_path: '/gitlab-org/gitlab-test/notes/1754/toggle_award_emoji',
+      report_abuse_path:
+        '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-test%2Fmerge_requests%2F20%23note_1754&user_id=1',
+      path: '/gitlab-org/gitlab-test/notes/1754',
+      noteable_note_url: 'http://localhost:3000/gitlab-org/gitlab-test/merge_requests/20#note_1754',
+      resolve_path:
+        '/gitlab-org/gitlab-test/merge_requests/20/discussions/6b232e05bea388c6b043ccc243ba505faac04ea8/resolve',
+      resolve_with_issue_path:
+        '/gitlab-org/gitlab-test/issues/new?discussion_to_resolve=6b232e05bea388c6b043ccc243ba505faac04ea8&merge_request_to_resolve_discussions_of=20',
+    },
+    {
+      id: 1755,
+      type: 'DiffNote',
+      attachment: null,
+      author: {
+        id: 1,
+        name: 'Administrator',
+        username: 'root',
+        state: 'active',
+        avatar_url:
+          'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+        path: '/root',
+      },
+      created_at: '2018-04-08T08:50:50.911Z',
+      updated_at: '2018-04-08T08:50:50.911Z',
+      system: false,
+      noteable_id: 51,
+      noteable_type: 'MergeRequest',
+      noteable_iid: 20,
+      human_access: 'Owner',
+      note: 'comment 4',
+      note_html: '<p dir="auto">comment 4</p>',
+      current_user: {
+        can_edit: true,
+        can_award_emoji: true,
+      },
+      resolved: false,
+      resolvable: true,
+      resolved_by: null,
+      discussion_id: '6b232e05bea388c6b043ccc243ba505faac04ea8',
+      emoji_awardable: true,
+      award_emoji: [],
+      toggle_award_path: '/gitlab-org/gitlab-test/notes/1755/toggle_award_emoji',
+      report_abuse_path:
+        '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-test%2Fmerge_requests%2F20%23note_1755&user_id=1',
+      path: '/gitlab-org/gitlab-test/notes/1755',
+      noteable_note_url: 'http://localhost:3000/gitlab-org/gitlab-test/merge_requests/20#note_1755',
+      resolve_path:
+        '/gitlab-org/gitlab-test/merge_requests/20/discussions/6b232e05bea388c6b043ccc243ba505faac04ea8/resolve',
+      resolve_with_issue_path:
+        '/gitlab-org/gitlab-test/issues/new?discussion_to_resolve=6b232e05bea388c6b043ccc243ba505faac04ea8&merge_request_to_resolve_discussions_of=20',
+    },
+    {
+      id: 1756,
+      type: 'DiffNote',
+      attachment: null,
+      author: {
+        id: 1,
+        name: 'Administrator',
+        username: 'root',
+        state: 'active',
+        avatar_url:
+          'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+        path: '/root',
+      },
+      created_at: '2018-04-08T08:50:53.895Z',
+      updated_at: '2018-04-08T08:50:53.895Z',
+      system: false,
+      noteable_id: 51,
+      noteable_type: 'MergeRequest',
+      noteable_iid: 20,
+      human_access: 'Owner',
+      note: 'comment 5',
+      note_html: '<p dir="auto">comment 5</p>',
+      current_user: {
+        can_edit: true,
+        can_award_emoji: true,
+      },
+      resolved: false,
+      resolvable: true,
+      resolved_by: null,
+      discussion_id: '6b232e05bea388c6b043ccc243ba505faac04ea8',
+      emoji_awardable: true,
+      award_emoji: [],
+      toggle_award_path: '/gitlab-org/gitlab-test/notes/1756/toggle_award_emoji',
+      report_abuse_path:
+        '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-test%2Fmerge_requests%2F20%23note_1756&user_id=1',
+      path: '/gitlab-org/gitlab-test/notes/1756',
+      noteable_note_url: 'http://localhost:3000/gitlab-org/gitlab-test/merge_requests/20#note_1756',
+      resolve_path:
+        '/gitlab-org/gitlab-test/merge_requests/20/discussions/6b232e05bea388c6b043ccc243ba505faac04ea8/resolve',
+      resolve_with_issue_path:
+        '/gitlab-org/gitlab-test/issues/new?discussion_to_resolve=6b232e05bea388c6b043ccc243ba505faac04ea8&merge_request_to_resolve_discussions_of=20',
+    },
+  ],
+  individual_note: false,
+  resolvable: true,
+  resolved: false,
+  resolve_path:
+    '/gitlab-org/gitlab-test/merge_requests/20/discussions/6b232e05bea388c6b043ccc243ba505faac04ea8/resolve',
+  resolve_with_issue_path:
+    '/gitlab-org/gitlab-test/issues/new?discussion_to_resolve=6b232e05bea388c6b043ccc243ba505faac04ea8&merge_request_to_resolve_discussions_of=20',
+  diff_file: {
+    submodule: false,
+    submodule_link: null,
+    blob: {
+      id: '9e10516ca50788acf18c518a231914a21e5f16f7',
+      path: 'CHANGELOG',
+      name: 'CHANGELOG',
+      mode: '100644',
+      readable_text: true,
+      icon: 'file-text-o',
+    },
+    blob_path: 'CHANGELOG',
+    blob_name: 'CHANGELOG',
+    blob_icon: '<i aria-hidden="true" data-hidden="true" class="fa fa-file-text-o fa-fw"></i>',
+    file_hash: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a',
+    file_path: 'CHANGELOG',
+    new_file: false,
+    deleted_file: false,
+    renamed_file: false,
+    old_path: 'CHANGELOG',
+    new_path: 'CHANGELOG',
+    mode_changed: false,
+    a_mode: '100644',
+    b_mode: '100644',
+    text: true,
+    added_lines: 2,
+    removed_lines: 0,
+    diff_refs: {
+      base_sha: 'e63f41fe459e62e1228fcef60d7189127aeba95a',
+      start_sha: 'd9eaefe5a676b820c57ff18cf5b68316025f7962',
+      head_sha: 'c48ee0d1bf3b30453f5b32250ce03134beaa6d13',
+    },
+    content_sha: 'c48ee0d1bf3b30453f5b32250ce03134beaa6d13',
+    stored_externally: null,
+    external_storage: null,
+    old_path_html: ['CHANGELOG', 'CHANGELOG'],
+    new_path_html: 'CHANGELOG',
+    context_lines_path:
+      '/gitlab-org/gitlab-test/blob/c48ee0d1bf3b30453f5b32250ce03134beaa6d13/CHANGELOG/diff',
+    highlighted_diff_lines: [
+      {
+        line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_1',
+        type: 'new',
+        old_line: null,
+        new_line: 1,
+        text: '<span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n',
+        rich_text: '<span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n',
+        meta_data: null,
+      },
+      {
+        line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_2',
+        type: 'new',
+        old_line: null,
+        new_line: 2,
+        text: '<span id="LC2" class="line" lang="plaintext"></span>\n',
+        rich_text: '<span id="LC2" class="line" lang="plaintext"></span>\n',
+        meta_data: null,
+      },
+      {
+        line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_3',
+        type: null,
+        old_line: 1,
+        new_line: 3,
+        text: '<span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+        rich_text: '<span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+        meta_data: null,
+      },
+      {
+        line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_2_4',
+        type: null,
+        old_line: 2,
+        new_line: 4,
+        text: '<span id="LC4" class="line" lang="plaintext"></span>\n',
+        rich_text: '<span id="LC4" class="line" lang="plaintext"></span>\n',
+        meta_data: null,
+      },
+      {
+        line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_3_5',
+        type: null,
+        old_line: 3,
+        new_line: 5,
+        text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+        rich_text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+        meta_data: null,
+      },
+      {
+        line_code: null,
+        type: 'match',
+        old_line: null,
+        new_line: null,
+        text: '',
+        rich_text: '',
+        meta_data: {
+          old_pos: 3,
+          new_pos: 5,
+        },
+      },
+      {
+        line_code: null,
+        type: 'match',
+        old_line: null,
+        new_line: null,
+        text: '',
+        rich_text: '',
+        meta_data: {
+          old_pos: 3,
+          new_pos: 5,
+        },
+      },
+      {
+        line_code: null,
+        type: 'match',
+        old_line: null,
+        new_line: null,
+        text: '',
+        rich_text: '',
+        meta_data: {
+          old_pos: 3,
+          new_pos: 5,
+        },
+      },
+    ],
+    parallel_diff_lines: [
+      {
+        left: null,
+        right: {
+          line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_1',
+          type: 'new',
+          old_line: null,
+          new_line: 1,
+          text: '<span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n',
+          rich_text: '<span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n',
+          meta_data: null,
+        },
+      },
+      {
+        left: null,
+        right: {
+          line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_2',
+          type: 'new',
+          old_line: null,
+          new_line: 2,
+          text: '<span id="LC2" class="line" lang="plaintext"></span>\n',
+          rich_text: '<span id="LC2" class="line" lang="plaintext"></span>\n',
+          meta_data: null,
+        },
+      },
+      {
+        left: {
+          line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_3',
+          type: null,
+          old_line: 1,
+          new_line: 3,
+          text: '<span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+          rich_text: '<span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+          meta_data: null,
+        },
+        right: {
+          line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_3',
+          type: null,
+          old_line: 1,
+          new_line: 3,
+          text: '<span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+          rich_text: '<span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+          meta_data: null,
+        },
+      },
+      {
+        left: {
+          line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_2_4',
+          type: null,
+          old_line: 2,
+          new_line: 4,
+          text: '<span id="LC4" class="line" lang="plaintext"></span>\n',
+          rich_text: '<span id="LC4" class="line" lang="plaintext"></span>\n',
+          meta_data: null,
+        },
+        right: {
+          line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_2_4',
+          type: null,
+          old_line: 2,
+          new_line: 4,
+          text: '<span id="LC4" class="line" lang="plaintext"></span>\n',
+          rich_text: '<span id="LC4" class="line" lang="plaintext"></span>\n',
+          meta_data: null,
+        },
+      },
+      {
+        left: {
+          line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_3_5',
+          type: null,
+          old_line: 3,
+          new_line: 5,
+          text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+          rich_text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+          meta_data: null,
+        },
+        right: {
+          line_code: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_3_5',
+          type: null,
+          old_line: 3,
+          new_line: 5,
+          text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+          rich_text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+          meta_data: null,
+        },
+      },
+      {
+        left: {
+          line_code: null,
+          type: 'match',
+          old_line: null,
+          new_line: null,
+          text: '',
+          rich_text: '',
+          meta_data: {
+            old_pos: 3,
+            new_pos: 5,
+          },
+        },
+        right: {
+          line_code: null,
+          type: 'match',
+          old_line: null,
+          new_line: null,
+          text: '',
+          rich_text: '',
+          meta_data: {
+            old_pos: 3,
+            new_pos: 5,
+          },
+        },
+      },
+    ],
+  },
+  diff_discussion: true,
+  truncated_diff_lines:
+    '<tr class="line_holder new" id="">\n<td class="diff-line-num new old_line" data-linenumber="1">\n \n</td>\n<td class="diff-line-num new new_line" data-linenumber="1">\n1\n</td>\n<td class="line_content new noteable_line"><span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n</td>\n</tr>\n<tr class="line_holder new" id="">\n<td class="diff-line-num new old_line" data-linenumber="1">\n \n</td>\n<td class="diff-line-num new new_line" data-linenumber="2">\n2\n</td>\n<td class="line_content new noteable_line"><span id="LC2" class="line" lang="plaintext"></span>\n</td>\n</tr>\n',
+  image_diff_html:
+    '<div class="image js-replaced-image" data="">\n<div class="two-up view">\n<div class="wrap">\n<div class="frame deleted">\n<img alt="CHANGELOG" src="http://localhost:3000/gitlab-org/gitlab-test/raw/e63f41fe459e62e1228fcef60d7189127aeba95a/CHANGELOG" />\n</div>\n<p class="image-info hide">\n<span class="meta-filesize">22.3 KB</span>\n|\n<strong>W:</strong>\n<span class="meta-width"></span>\n|\n<strong>H:</strong>\n<span class="meta-height"></span>\n</p>\n</div>\n<div class="wrap">\n<div class="added frame js-image-frame" data-note-type="DiffNote" data-position="{&quot;base_sha&quot;:&quot;e63f41fe459e62e1228fcef60d7189127aeba95a&quot;,&quot;start_sha&quot;:&quot;d9eaefe5a676b820c57ff18cf5b68316025f7962&quot;,&quot;head_sha&quot;:&quot;c48ee0d1bf3b30453f5b32250ce03134beaa6d13&quot;,&quot;old_path&quot;:&quot;CHANGELOG&quot;,&quot;new_path&quot;:&quot;CHANGELOG&quot;,&quot;position_type&quot;:&quot;text&quot;,&quot;old_line&quot;:null,&quot;new_line&quot;:2}">\n<img alt="CHANGELOG" draggable="false" src="http://localhost:3000/gitlab-org/gitlab-test/raw/c48ee0d1bf3b30453f5b32250ce03134beaa6d13/CHANGELOG" />\n</div>\n\n<p class="image-info hide">\n<span class="meta-filesize">22.3 KB</span>\n|\n<strong>W:</strong>\n<span class="meta-width"></span>\n|\n<strong>H:</strong>\n<span class="meta-height"></span>\n</p>\n</div>\n</div>\n<div class="swipe view hide">\n<div class="swipe-frame">\n<div class="frame deleted">\n<img alt="CHANGELOG" src="http://localhost:3000/gitlab-org/gitlab-test/raw/e63f41fe459e62e1228fcef60d7189127aeba95a/CHANGELOG" />\n</div>\n<div class="swipe-wrap">\n<div class="added frame js-image-frame" data-note-type="DiffNote" data-position="{&quot;base_sha&quot;:&quot;e63f41fe459e62e1228fcef60d7189127aeba95a&quot;,&quot;start_sha&quot;:&quot;d9eaefe5a676b820c57ff18cf5b68316025f7962&quot;,&quot;head_sha&quot;:&quot;c48ee0d1bf3b30453f5b32250ce03134beaa6d13&quot;,&quot;old_path&quot;:&quot;CHANGELOG&quot;,&quot;new_path&quot;:&quot;CHANGELOG&quot;,&quot;position_type&quot;:&quot;text&quot;,&quot;old_line&quot;:null,&quot;new_line&quot;:2}">\n<img alt="CHANGELOG" draggable="false" src="http://localhost:3000/gitlab-org/gitlab-test/raw/c48ee0d1bf3b30453f5b32250ce03134beaa6d13/CHANGELOG" />\n</div>\n\n</div>\n<span class="swipe-bar">\n<span class="top-handle"></span>\n<span class="bottom-handle"></span>\n</span>\n</div>\n</div>\n<div class="onion-skin view hide">\n<div class="onion-skin-frame">\n<div class="frame deleted">\n<img alt="CHANGELOG" src="http://localhost:3000/gitlab-org/gitlab-test/raw/e63f41fe459e62e1228fcef60d7189127aeba95a/CHANGELOG" />\n</div>\n<div class="added frame js-image-frame" data-note-type="DiffNote" data-position="{&quot;base_sha&quot;:&quot;e63f41fe459e62e1228fcef60d7189127aeba95a&quot;,&quot;start_sha&quot;:&quot;d9eaefe5a676b820c57ff18cf5b68316025f7962&quot;,&quot;head_sha&quot;:&quot;c48ee0d1bf3b30453f5b32250ce03134beaa6d13&quot;,&quot;old_path&quot;:&quot;CHANGELOG&quot;,&quot;new_path&quot;:&quot;CHANGELOG&quot;,&quot;position_type&quot;:&quot;text&quot;,&quot;old_line&quot;:null,&quot;new_line&quot;:2}">\n<img alt="CHANGELOG" draggable="false" src="http://localhost:3000/gitlab-org/gitlab-test/raw/c48ee0d1bf3b30453f5b32250ce03134beaa6d13/CHANGELOG" />\n</div>\n\n<div class="controls">\n<div class="transparent"></div>\n<div class="drag-track">\n<div class="dragger" style="left: 0px;"></div>\n</div>\n<div class="opaque"></div>\n</div>\n</div>\n</div>\n</div>\n<div class="view-modes hide">\n<ul class="view-modes-menu">\n<li class="two-up" data-mode="two-up">2-up</li>\n<li class="swipe" data-mode="swipe">Swipe</li>\n<li class="onion-skin" data-mode="onion-skin">Onion skin</li>\n</ul>\n</div>\n',
+};
diff --git a/spec/javascripts/diffs/mock_data/diff_file.js b/spec/javascripts/diffs/mock_data/diff_file.js
new file mode 100644
index 00000000000..d3bf9525924
--- /dev/null
+++ b/spec/javascripts/diffs/mock_data/diff_file.js
@@ -0,0 +1,220 @@
+export default {
+  submodule: false,
+  submoduleLink: null,
+  blob: {
+    id: '9e10516ca50788acf18c518a231914a21e5f16f7',
+    path: 'CHANGELOG',
+    name: 'CHANGELOG',
+    mode: '100644',
+    readableText: true,
+    icon: 'file-text-o',
+  },
+  blobPath: 'CHANGELOG',
+  blobName: 'CHANGELOG',
+  blobIcon: '<i aria-hidden="true" data-hidden="true" class="fa fa-file-text-o fa-fw"></i>',
+  fileHash: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a',
+  filePath: 'CHANGELOG',
+  newFile: false,
+  deletedFile: false,
+  renamedFile: false,
+  oldPath: 'CHANGELOG',
+  newPath: 'CHANGELOG',
+  modeChanged: false,
+  aMode: '100644',
+  bMode: '100644',
+  text: true,
+  addedLines: 2,
+  removedLines: 0,
+  diffRefs: {
+    baseSha: 'e63f41fe459e62e1228fcef60d7189127aeba95a',
+    startSha: 'd9eaefe5a676b820c57ff18cf5b68316025f7962',
+    headSha: 'c48ee0d1bf3b30453f5b32250ce03134beaa6d13',
+  },
+  contentSha: 'c48ee0d1bf3b30453f5b32250ce03134beaa6d13',
+  storedExternally: null,
+  externalStorage: null,
+  oldPathHtml: ['CHANGELOG', 'CHANGELOG'],
+  newPathHtml: 'CHANGELOG',
+  editPath: '/gitlab-org/gitlab-test/edit/spooky-stuff/CHANGELOG',
+  viewPath: '/gitlab-org/gitlab-test/blob/spooky-stuff/CHANGELOG',
+  replacedViewPath: null,
+  collapsed: false,
+  tooLarge: false,
+  contextLinesPath:
+    '/gitlab-org/gitlab-test/blob/c48ee0d1bf3b30453f5b32250ce03134beaa6d13/CHANGELOG/diff',
+  highlightedDiffLines: [
+    {
+      lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_1',
+      type: 'new',
+      oldLine: null,
+      newLine: 1,
+      text: '+<span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n',
+      richText: '+<span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n',
+      metaData: null,
+    },
+    {
+      lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_2',
+      type: 'new',
+      oldLine: null,
+      newLine: 2,
+      text: '+<span id="LC2" class="line" lang="plaintext"></span>\n',
+      richText: '+<span id="LC2" class="line" lang="plaintext"></span>\n',
+      metaData: null,
+    },
+    {
+      lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_3',
+      type: null,
+      oldLine: 1,
+      newLine: 3,
+      text: ' <span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+      richText: ' <span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+      metaData: null,
+    },
+    {
+      lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_2_4',
+      type: null,
+      oldLine: 2,
+      newLine: 4,
+      text: ' <span id="LC4" class="line" lang="plaintext"></span>\n',
+      richText: ' <span id="LC4" class="line" lang="plaintext"></span>\n',
+      metaData: null,
+    },
+    {
+      lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_3_5',
+      type: null,
+      oldLine: 3,
+      newLine: 5,
+      text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+      richText: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+      metaData: null,
+    },
+    {
+      lineCode: null,
+      type: 'match',
+      oldLine: null,
+      newLine: null,
+      text: '',
+      richText: '',
+      metaData: {
+        oldPos: 3,
+        newPos: 5,
+      },
+    },
+  ],
+  parallelDiffLines: [
+    {
+      left: {
+        type: 'empty-cell',
+      },
+      right: {
+        lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_1',
+        type: 'new',
+        oldLine: null,
+        newLine: 1,
+        text: '+<span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n',
+        richText: '<span id="LC1" class="line" lang="plaintext">  - Bad dates</span>\n',
+        metaData: null,
+      },
+    },
+    {
+      left: {
+        type: 'empty-cell',
+      },
+      right: {
+        lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_2',
+        type: 'new',
+        oldLine: null,
+        newLine: 2,
+        text: '+<span id="LC2" class="line" lang="plaintext"></span>\n',
+        richText: '<span id="LC2" class="line" lang="plaintext"></span>\n',
+        metaData: null,
+      },
+    },
+    {
+      left: {
+        lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_3',
+        type: null,
+        oldLine: 1,
+        newLine: 3,
+        text: ' <span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+        richText: '<span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+        metaData: null,
+      },
+      right: {
+        lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_3',
+        type: null,
+        oldLine: 1,
+        newLine: 3,
+        text: ' <span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+        richText: '<span id="LC3" class="line" lang="plaintext">v6.8.0</span>\n',
+        metaData: null,
+      },
+    },
+    {
+      left: {
+        lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_2_4',
+        type: null,
+        oldLine: 2,
+        newLine: 4,
+        text: ' <span id="LC4" class="line" lang="plaintext"></span>\n',
+        richText: '<span id="LC4" class="line" lang="plaintext"></span>\n',
+        metaData: null,
+      },
+      right: {
+        lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_2_4',
+        type: null,
+        oldLine: 2,
+        newLine: 4,
+        text: ' <span id="LC4" class="line" lang="plaintext"></span>\n',
+        richText: '<span id="LC4" class="line" lang="plaintext"></span>\n',
+        metaData: null,
+      },
+    },
+    {
+      left: {
+        lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_3_5',
+        type: null,
+        oldLine: 3,
+        newLine: 5,
+        text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+        richText: '<span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+        metaData: null,
+      },
+      right: {
+        lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_3_5',
+        type: null,
+        oldLine: 3,
+        newLine: 5,
+        text: ' <span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+        richText: '<span id="LC5" class="line" lang="plaintext">v6.7.0</span>\n',
+        metaData: null,
+      },
+    },
+    {
+      left: {
+        lineCode: null,
+        type: 'match',
+        oldLine: null,
+        newLine: null,
+        text: '',
+        richText: '',
+        metaData: {
+          oldPos: 3,
+          newPos: 5,
+        },
+      },
+      right: {
+        lineCode: null,
+        type: 'match',
+        oldLine: null,
+        newLine: null,
+        text: '',
+        richText: '',
+        metaData: {
+          oldPos: 3,
+          newPos: 5,
+        },
+      },
+    },
+  ],
+};
diff --git a/spec/javascripts/diffs/store/actions_spec.js b/spec/javascripts/diffs/store/actions_spec.js
new file mode 100644
index 00000000000..6829c1e956a
--- /dev/null
+++ b/spec/javascripts/diffs/store/actions_spec.js
@@ -0,0 +1,194 @@
+import MockAdapter from 'axios-mock-adapter';
+import Cookies from 'js-cookie';
+import {
+  DIFF_VIEW_COOKIE_NAME,
+  INLINE_DIFF_VIEW_TYPE,
+  PARALLEL_DIFF_VIEW_TYPE,
+} from '~/diffs/constants';
+import * as actions from '~/diffs/store/actions';
+import * as types from '~/diffs/store/mutation_types';
+import axios from '~/lib/utils/axios_utils';
+import testAction from '../../helpers/vuex_action_helper';
+
+describe('DiffsStoreActions', () => {
+  describe('setBaseConfig', () => {
+    it('should set given endpoint and project path', done => {
+      const endpoint = '/diffs/set/endpoint';
+      const projectPath = '/root/project';
+
+      testAction(
+        actions.setBaseConfig,
+        { endpoint, projectPath },
+        { endpoint: '', projectPath: '' },
+        [{ type: types.SET_BASE_CONFIG, payload: { endpoint, projectPath } }],
+        [],
+        done,
+      );
+    });
+  });
+
+  describe('fetchDiffFiles', () => {
+    it('should fetch diff files', done => {
+      const endpoint = '/fetch/diff/files';
+      const mock = new MockAdapter(axios);
+      const res = { diff_files: 1, merge_request_diffs: [] };
+      mock.onGet(endpoint).reply(200, res);
+
+      testAction(
+        actions.fetchDiffFiles,
+        {},
+        { endpoint },
+        [
+          { type: types.SET_LOADING, payload: true },
+          { type: types.SET_LOADING, payload: false },
+          { type: types.SET_MERGE_REQUEST_DIFFS, payload: res.merge_request_diffs },
+          { type: types.SET_DIFF_DATA, payload: res },
+        ],
+        [],
+        () => {
+          mock.restore();
+          done();
+        },
+      );
+    });
+  });
+
+  describe('setInlineDiffViewType', () => {
+    it('should set diff view type to inline and also set the cookie properly', done => {
+      testAction(
+        actions.setInlineDiffViewType,
+        null,
+        {},
+        [{ type: types.SET_DIFF_VIEW_TYPE, payload: INLINE_DIFF_VIEW_TYPE }],
+        [],
+        () => {
+          setTimeout(() => {
+            expect(Cookies.get('diff_view')).toEqual(INLINE_DIFF_VIEW_TYPE);
+            done();
+          }, 0);
+        },
+      );
+    });
+  });
+
+  describe('setParallelDiffViewType', () => {
+    it('should set diff view type to parallel and also set the cookie properly', done => {
+      testAction(
+        actions.setParallelDiffViewType,
+        null,
+        {},
+        [{ type: types.SET_DIFF_VIEW_TYPE, payload: PARALLEL_DIFF_VIEW_TYPE }],
+        [],
+        () => {
+          setTimeout(() => {
+            expect(Cookies.get(DIFF_VIEW_COOKIE_NAME)).toEqual(PARALLEL_DIFF_VIEW_TYPE);
+            done();
+          }, 0);
+        },
+      );
+    });
+  });
+
+  describe('showCommentForm', () => {
+    it('should call mutation to show comment form', done => {
+      const payload = { lineCode: 'lineCode' };
+
+      testAction(
+        actions.showCommentForm,
+        payload,
+        {},
+        [{ type: types.ADD_COMMENT_FORM_LINE, payload }],
+        [],
+        done,
+      );
+    });
+  });
+
+  describe('cancelCommentForm', () => {
+    it('should call mutation to cancel comment form', done => {
+      const payload = { lineCode: 'lineCode' };
+
+      testAction(
+        actions.cancelCommentForm,
+        payload,
+        {},
+        [{ type: types.REMOVE_COMMENT_FORM_LINE, payload }],
+        [],
+        done,
+      );
+    });
+  });
+
+  describe('loadMoreLines', () => {
+    it('should call mutation to show comment form', done => {
+      const endpoint = '/diffs/load/more/lines';
+      const params = { since: 6, to: 26 };
+      const lineNumbers = { oldLineNumber: 3, newLineNumber: 5 };
+      const fileHash = 'ff9200';
+      const options = { endpoint, params, lineNumbers, fileHash };
+      const mock = new MockAdapter(axios);
+      const contextLines = { contextLines: [{ lineCode: 6 }] };
+      mock.onGet(endpoint).reply(200, contextLines);
+
+      testAction(
+        actions.loadMoreLines,
+        options,
+        {},
+        [
+          {
+            type: types.ADD_CONTEXT_LINES,
+            payload: { lineNumbers, contextLines, params, fileHash },
+          },
+        ],
+        [],
+        () => {
+          mock.restore();
+          done();
+        },
+      );
+    });
+  });
+
+  describe('loadCollapsedDiff', () => {
+    it('should fetch data and call mutation with response and the give parameter', done => {
+      const file = { hash: 123, loadCollapsedDiffUrl: '/load/collapsed/diff/url' };
+      const data = { hash: 123, parallelDiffLines: [{ lineCode: 1 }] };
+      const mock = new MockAdapter(axios);
+      mock.onGet(file.loadCollapsedDiffUrl).reply(200, data);
+
+      testAction(
+        actions.loadCollapsedDiff,
+        file,
+        {},
+        [
+          {
+            type: types.ADD_COLLAPSED_DIFFS,
+            payload: { file, data },
+          },
+        ],
+        [],
+        () => {
+          mock.restore();
+          done();
+        },
+      );
+    });
+  });
+
+  describe('expandAllFiles', () => {
+    it('should change the collapsed prop from the diffFiles', done => {
+      testAction(
+        actions.expandAllFiles,
+        null,
+        {},
+        [
+          {
+            type: types.EXPAND_ALL_FILES,
+          },
+        ],
+        [],
+        done,
+      );
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/store/getters_spec.js b/spec/javascripts/diffs/store/getters_spec.js
new file mode 100644
index 00000000000..7945ddea911
--- /dev/null
+++ b/spec/javascripts/diffs/store/getters_spec.js
@@ -0,0 +1,24 @@
+import getters from '~/diffs/store/getters';
+import { PARALLEL_DIFF_VIEW_TYPE, INLINE_DIFF_VIEW_TYPE } from '~/diffs/constants';
+
+describe('DiffsStoreGetters', () => {
+  describe('isParallelView', () => {
+    it('should return true if view set to parallel view', () => {
+      expect(getters.isParallelView({ diffViewType: PARALLEL_DIFF_VIEW_TYPE })).toBeTruthy();
+    });
+
+    it('should return false if view not to parallel view', () => {
+      expect(getters.isParallelView({ diffViewType: 'foo' })).toBeFalsy();
+    });
+  });
+
+  describe('isInlineView', () => {
+    it('should return true if view set to inline view', () => {
+      expect(getters.isInlineView({ diffViewType: INLINE_DIFF_VIEW_TYPE })).toBeTruthy();
+    });
+
+    it('should return false if view not to inline view', () => {
+      expect(getters.isInlineView({ diffViewType: PARALLEL_DIFF_VIEW_TYPE })).toBeFalsy();
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/store/mutations_spec.js b/spec/javascripts/diffs/store/mutations_spec.js
new file mode 100644
index 00000000000..02836fcaeea
--- /dev/null
+++ b/spec/javascripts/diffs/store/mutations_spec.js
@@ -0,0 +1,149 @@
+import mutations from '~/diffs/store/mutations';
+import * as types from '~/diffs/store/mutation_types';
+import { INLINE_DIFF_VIEW_TYPE } from '~/diffs/constants';
+
+describe('DiffsStoreMutations', () => {
+  describe('SET_BASE_CONFIG', () => {
+    it('should set endpoint and project path', () => {
+      const state = {};
+      const endpoint = '/diffs/endpoint';
+      const projectPath = '/root/project';
+
+      mutations[types.SET_BASE_CONFIG](state, { endpoint, projectPath });
+      expect(state.endpoint).toEqual(endpoint);
+      expect(state.projectPath).toEqual(projectPath);
+    });
+  });
+
+  describe('SET_LOADING', () => {
+    it('should set loading state', () => {
+      const state = {};
+
+      mutations[types.SET_LOADING](state, false);
+      expect(state.isLoading).toEqual(false);
+    });
+  });
+
+  describe('SET_DIFF_FILES', () => {
+    it('should set diff files to state', () => {
+      const filePath = '/first-diff-file-path';
+      const state = {};
+      const diffFiles = {
+        a_mode: 1,
+        highlighted_diff_lines: [{ file_path: filePath }],
+      };
+
+      mutations[types.SET_DIFF_FILES](state, diffFiles);
+      expect(state.diffFiles.aMode).toEqual(1);
+      expect(state.diffFiles.highlightedDiffLines[0].filePath).toEqual(filePath);
+    });
+  });
+
+  describe('SET_DIFF_VIEW_TYPE', () => {
+    it('should set diff view type properly', () => {
+      const state = {};
+
+      mutations[types.SET_DIFF_VIEW_TYPE](state, INLINE_DIFF_VIEW_TYPE);
+      expect(state.diffViewType).toEqual(INLINE_DIFF_VIEW_TYPE);
+    });
+  });
+
+  describe('ADD_COMMENT_FORM_LINE', () => {
+    it('should set a truthy reference for the given line code in diffLineCommentForms', () => {
+      const state = { diffLineCommentForms: {} };
+      const lineCode = 'FDE';
+
+      mutations[types.ADD_COMMENT_FORM_LINE](state, { lineCode });
+      expect(state.diffLineCommentForms[lineCode]).toBeTruthy();
+    });
+  });
+
+  describe('REMOVE_COMMENT_FORM_LINE', () => {
+    it('should remove given reference from diffLineCommentForms', () => {
+      const state = { diffLineCommentForms: {} };
+      const lineCode = 'FDE';
+
+      mutations[types.ADD_COMMENT_FORM_LINE](state, { lineCode });
+      expect(state.diffLineCommentForms[lineCode]).toBeTruthy();
+
+      mutations[types.REMOVE_COMMENT_FORM_LINE](state, { lineCode });
+      expect(state.diffLineCommentForms[lineCode]).toBeUndefined();
+    });
+  });
+
+  describe('EXPAND_ALL_FILES', () => {
+    it('should change the collapsed prop from diffFiles', () => {
+      const diffFile = {
+        collapsed: true,
+      };
+      const state = { expandAllFiles: true, diffFiles: [diffFile] };
+
+      mutations[types.EXPAND_ALL_FILES](state);
+      expect(state.diffFiles[0].collapsed).toEqual(false);
+    });
+  });
+
+  describe('ADD_CONTEXT_LINES', () => {
+    it('should call utils.addContextLines with proper params', () => {
+      const options = {
+        lineNumbers: { oldLineNumber: 1, newLineNumber: 2 },
+        contextLines: [{ oldLine: 1 }],
+        fileHash: 'ff9200',
+        params: {
+          bottom: true,
+        },
+      };
+      const diffFile = {
+        fileHash: options.fileHash,
+        highlightedDiffLines: [],
+        parallelDiffLines: [],
+      };
+      const state = { diffFiles: [diffFile] };
+      const lines = [{ oldLine: 1 }];
+
+      const findDiffFileSpy = spyOnDependency(mutations, 'findDiffFile').and.returnValue(diffFile);
+      const removeMatchLineSpy = spyOnDependency(mutations, 'removeMatchLine');
+      const lineRefSpy = spyOnDependency(mutations, 'addLineReferences').and.returnValue(lines);
+      const addContextLinesSpy = spyOnDependency(mutations, 'addContextLines');
+
+      mutations[types.ADD_CONTEXT_LINES](state, options);
+
+      expect(findDiffFileSpy).toHaveBeenCalledWith(state.diffFiles, options.fileHash);
+      expect(removeMatchLineSpy).toHaveBeenCalledWith(
+        diffFile,
+        options.lineNumbers,
+        options.params.bottom,
+      );
+      expect(lineRefSpy).toHaveBeenCalledWith(
+        options.contextLines,
+        options.lineNumbers,
+        options.params.bottom,
+      );
+      expect(addContextLinesSpy).toHaveBeenCalledWith({
+        inlineLines: diffFile.highlightedDiffLines,
+        parallelLines: diffFile.parallelDiffLines,
+        contextLines: options.contextLines,
+        bottom: options.params.bottom,
+        lineNumbers: options.lineNumbers,
+      });
+    });
+  });
+
+  describe('ADD_COLLAPSED_DIFFS', () => {
+    it('should update the state with the given data for the given file hash', () => {
+      const spy = spyOnDependency(mutations, 'convertObjectPropsToCamelCase').and.callThrough();
+
+      const fileHash = 123;
+      const state = { diffFiles: [{}, { fileHash, existingField: 0 }] };
+      const file = { fileHash };
+      const data = { diff_files: [{ file_hash: fileHash, extra_field: 1, existingField: 1 }] };
+
+      mutations[types.ADD_COLLAPSED_DIFFS](state, { file, data });
+      expect(spy).toHaveBeenCalledWith(data, { deep: true });
+
+      expect(state.diffFiles[1].fileHash).toEqual(fileHash);
+      expect(state.diffFiles[1].existingField).toEqual(1);
+      expect(state.diffFiles[1].extraField).toEqual(1);
+    });
+  });
+});
diff --git a/spec/javascripts/diffs/store/utils_spec.js b/spec/javascripts/diffs/store/utils_spec.js
new file mode 100644
index 00000000000..5a024a0f2ad
--- /dev/null
+++ b/spec/javascripts/diffs/store/utils_spec.js
@@ -0,0 +1,179 @@
+import * as utils from '~/diffs/store/utils';
+import {
+  LINE_POSITION_LEFT,
+  LINE_POSITION_RIGHT,
+  TEXT_DIFF_POSITION_TYPE,
+  DIFF_NOTE_TYPE,
+  NEW_LINE_TYPE,
+  OLD_LINE_TYPE,
+  MATCH_LINE_TYPE,
+  PARALLEL_DIFF_VIEW_TYPE,
+} from '~/diffs/constants';
+import { MERGE_REQUEST_NOTEABLE_TYPE } from '~/notes/constants';
+import diffFileMockData from '../mock_data/diff_file';
+import { noteableDataMock } from '../../notes/mock_data';
+
+const getDiffFileMock = () => Object.assign({}, diffFileMockData);
+
+describe('DiffsStoreUtils', () => {
+  describe('findDiffFile', () => {
+    const files = [{ fileHash: 1, name: 'one' }];
+
+    it('should return correct file', () => {
+      expect(utils.findDiffFile(files, 1).name).toEqual('one');
+      expect(utils.findDiffFile(files, 2)).toBeUndefined();
+    });
+  });
+
+  describe('getReversePosition', () => {
+    it('should return correct line position name', () => {
+      expect(utils.getReversePosition(LINE_POSITION_RIGHT)).toEqual(LINE_POSITION_LEFT);
+      expect(utils.getReversePosition(LINE_POSITION_LEFT)).toEqual(LINE_POSITION_RIGHT);
+    });
+  });
+
+  describe('findIndexInInlineLines and findIndexInParallelLines', () => {
+    const expectSet = (method, lines, invalidLines) => {
+      expect(method(lines, { oldLineNumber: 3, newLineNumber: 5 })).toEqual(4);
+      expect(method(invalidLines || lines, { oldLineNumber: 32, newLineNumber: 53 })).toEqual(-1);
+    };
+
+    describe('findIndexInInlineLines', () => {
+      it('should return correct index for given line numbers', () => {
+        expectSet(utils.findIndexInInlineLines, getDiffFileMock().highlightedDiffLines);
+      });
+    });
+
+    describe('findIndexInParallelLines', () => {
+      it('should return correct index for given line numbers', () => {
+        expectSet(utils.findIndexInParallelLines, getDiffFileMock().parallelDiffLines, {});
+      });
+    });
+  });
+
+  describe('removeMatchLine', () => {
+    it('should remove match line properly by regarding the bottom parameter', () => {
+      const diffFile = getDiffFileMock();
+      const lineNumbers = { oldLineNumber: 3, newLineNumber: 5 };
+      const inlineIndex = utils.findIndexInInlineLines(diffFile.highlightedDiffLines, lineNumbers);
+      const parallelIndex = utils.findIndexInParallelLines(diffFile.parallelDiffLines, lineNumbers);
+      const atInlineIndex = diffFile.highlightedDiffLines[inlineIndex];
+      const atParallelIndex = diffFile.parallelDiffLines[parallelIndex];
+
+      utils.removeMatchLine(diffFile, lineNumbers, false);
+      expect(diffFile.highlightedDiffLines[inlineIndex]).not.toEqual(atInlineIndex);
+      expect(diffFile.parallelDiffLines[parallelIndex]).not.toEqual(atParallelIndex);
+
+      utils.removeMatchLine(diffFile, lineNumbers, true);
+      expect(diffFile.highlightedDiffLines[inlineIndex + 1]).not.toEqual(atInlineIndex);
+      expect(diffFile.parallelDiffLines[parallelIndex + 1]).not.toEqual(atParallelIndex);
+    });
+  });
+
+  describe('addContextLines', () => {
+    it('should add context lines properly with bottom parameter', () => {
+      const diffFile = getDiffFileMock();
+      const inlineLines = diffFile.highlightedDiffLines;
+      const parallelLines = diffFile.parallelDiffLines;
+      const lineNumbers = { oldLineNumber: 3, newLineNumber: 5 };
+      const contextLines = [{ lineNumber: 42 }];
+      const options = { inlineLines, parallelLines, contextLines, lineNumbers, bottom: true };
+      const inlineIndex = utils.findIndexInInlineLines(diffFile.highlightedDiffLines, lineNumbers);
+      const parallelIndex = utils.findIndexInParallelLines(diffFile.parallelDiffLines, lineNumbers);
+      const normalizedParallelLine = {
+        left: options.contextLines[0],
+        right: options.contextLines[0],
+      };
+
+      utils.addContextLines(options);
+      expect(inlineLines[inlineLines.length - 1]).toEqual(contextLines[0]);
+      expect(parallelLines[parallelLines.length - 1]).toEqual(normalizedParallelLine);
+
+      delete options.bottom;
+      utils.addContextLines(options);
+      expect(inlineLines[inlineIndex]).toEqual(contextLines[0]);
+      expect(parallelLines[parallelIndex]).toEqual(normalizedParallelLine);
+    });
+  });
+
+  describe('getNoteFormData', () => {
+    it('should properly create note form data', () => {
+      const diffFile = getDiffFileMock();
+      noteableDataMock.targetType = MERGE_REQUEST_NOTEABLE_TYPE;
+
+      const options = {
+        note: 'Hello world!',
+        noteableData: noteableDataMock,
+        noteableType: MERGE_REQUEST_NOTEABLE_TYPE,
+        diffFile,
+        noteTargetLine: {
+          lineCode: '1c497fbb3a46b78edf04cc2a2fa33f67e3ffbe2a_1_3',
+          metaData: null,
+          newLine: 3,
+          oldLine: 1,
+        },
+        diffViewType: PARALLEL_DIFF_VIEW_TYPE,
+        linePosition: LINE_POSITION_LEFT,
+      };
+
+      const position = JSON.stringify({
+        base_sha: diffFile.diffRefs.baseSha,
+        start_sha: diffFile.diffRefs.startSha,
+        head_sha: diffFile.diffRefs.headSha,
+        old_path: diffFile.oldPath,
+        new_path: diffFile.newPath,
+        position_type: TEXT_DIFF_POSITION_TYPE,
+        old_line: options.noteTargetLine.oldLine,
+        new_line: options.noteTargetLine.newLine,
+      });
+
+      const postData = {
+        view: options.diffViewType,
+        line_type: options.linePosition === LINE_POSITION_RIGHT ? NEW_LINE_TYPE : OLD_LINE_TYPE,
+        merge_request_diff_head_sha: diffFile.diffRefs.headSha,
+        in_reply_to_discussion_id: '',
+        note_project_id: '',
+        target_type: options.noteableType,
+        target_id: options.noteableData.id,
+        note: {
+          noteable_type: options.noteableType,
+          noteable_id: options.noteableData.id,
+          commit_id: '',
+          type: DIFF_NOTE_TYPE,
+          line_code: options.noteTargetLine.lineCode,
+          note: options.note,
+          position,
+        },
+      };
+
+      expect(utils.getNoteFormData(options)).toEqual({
+        endpoint: options.noteableData.create_note_path,
+        data: postData,
+      });
+    });
+  });
+
+  describe('addLineReferences', () => {
+    const lineNumbers = { oldLineNumber: 3, newLineNumber: 4 };
+
+    it('should add correct line references when bottom set to true', () => {
+      const lines = [{ type: null }, { type: MATCH_LINE_TYPE }];
+      const linesWithReferences = utils.addLineReferences(lines, lineNumbers, true);
+
+      expect(linesWithReferences[0].oldLine).toEqual(lineNumbers.oldLineNumber + 1);
+      expect(linesWithReferences[0].newLine).toEqual(lineNumbers.newLineNumber + 1);
+      expect(linesWithReferences[1].metaData.oldPos).toEqual(4);
+      expect(linesWithReferences[1].metaData.newPos).toEqual(5);
+    });
+
+    it('should add correct line references when bottom falsy', () => {
+      const lines = [{ type: null }, { type: MATCH_LINE_TYPE }, { type: null }];
+      const linesWithReferences = utils.addLineReferences(lines, lineNumbers);
+
+      expect(linesWithReferences[0].oldLine).toEqual(0);
+      expect(linesWithReferences[0].newLine).toEqual(1);
+      expect(linesWithReferences[1].metaData.oldPos).toEqual(2);
+      expect(linesWithReferences[1].metaData.newPos).toEqual(3);
+    });
+  });
+});
diff --git a/spec/javascripts/environments/environments_app_spec.js b/spec/javascripts/environments/environments_app_spec.js
index 615168645b4..6968fbc7ce7 100644
--- a/spec/javascripts/environments/environments_app_spec.js
+++ b/spec/javascripts/environments/environments_app_spec.js
@@ -220,7 +220,7 @@ describe('Environment', () => {
       );
 
       component = mountComponent(EnvironmentsComponent, mockData);
-      spyOn(history, 'pushState').and.stub();
+      spyOn(window.history, 'pushState').and.stub();
     });
 
     describe('updateContent', () => {
diff --git a/spec/javascripts/environments/folder/environments_folder_view_spec.js b/spec/javascripts/environments/folder/environments_folder_view_spec.js
index f5ce4df0bfe..51d4213c38f 100644
--- a/spec/javascripts/environments/folder/environments_folder_view_spec.js
+++ b/spec/javascripts/environments/folder/environments_folder_view_spec.js
@@ -177,7 +177,7 @@ describe('Environments Folder View', () => {
       });
 
       component = mountComponent(Component, mockData);
-      spyOn(history, 'pushState').and.stub();
+      spyOn(window.history, 'pushState').and.stub();
     });
 
     describe('updateContent', () => {
diff --git a/spec/javascripts/filtered_search/components/recent_searches_dropdown_content_spec.js b/spec/javascripts/filtered_search/components/recent_searches_dropdown_content_spec.js
index 59bd2650081..d926663fac0 100644
--- a/spec/javascripts/filtered_search/components/recent_searches_dropdown_content_spec.js
+++ b/spec/javascripts/filtered_search/components/recent_searches_dropdown_content_spec.js
@@ -103,7 +103,7 @@ describe('RecentSearchesDropdownContent', () => {
     describe('processedItems', () => {
       it('with items', () => {
         vm = createComponent(propsDataWithItems);
-        const processedItems = vm.processedItems;
+        const { processedItems } = vm;
 
         expect(processedItems.length).toEqual(2);
 
@@ -122,7 +122,7 @@ describe('RecentSearchesDropdownContent', () => {
 
       it('with no items', () => {
         vm = createComponent(propsDataWithoutItems);
-        const processedItems = vm.processedItems;
+        const { processedItems } = vm;
 
         expect(processedItems.length).toEqual(0);
       });
@@ -131,13 +131,13 @@ describe('RecentSearchesDropdownContent', () => {
     describe('hasItems', () => {
       it('with items', () => {
         vm = createComponent(propsDataWithItems);
-        const hasItems = vm.hasItems;
+        const { hasItems } = vm;
         expect(hasItems).toEqual(true);
       });
 
       it('with no items', () => {
         vm = createComponent(propsDataWithoutItems);
-        const hasItems = vm.hasItems;
+        const { hasItems } = vm;
         expect(hasItems).toEqual(false);
       });
     });
diff --git a/spec/javascripts/filtered_search/filtered_search_token_keys_spec.js b/spec/javascripts/filtered_search/filtered_search_token_keys_spec.js
index fbc3926d332..68158cf52e4 100644
--- a/spec/javascripts/filtered_search/filtered_search_token_keys_spec.js
+++ b/spec/javascripts/filtered_search/filtered_search_token_keys_spec.js
@@ -17,6 +17,17 @@ describe('Filtered Search Token Keys', () => {
     });
   });
 
+  describe('getKeys', () => {
+    it('should return keys', () => {
+      const getKeys = FilteredSearchTokenKeys.getKeys();
+      const keys = FilteredSearchTokenKeys.get().map(i => i.key);
+
+      keys.forEach((key, i) => {
+        expect(key).toEqual(getKeys[i]);
+      });
+    });
+  });
+
   describe('getConditions', () => {
     let conditions;
 
diff --git a/spec/javascripts/filtered_search/recent_searches_root_spec.js b/spec/javascripts/filtered_search/recent_searches_root_spec.js
index 1e6272bad0b..d063fcf4f2d 100644
--- a/spec/javascripts/filtered_search/recent_searches_root_spec.js
+++ b/spec/javascripts/filtered_search/recent_searches_root_spec.js
@@ -15,8 +15,7 @@ describe('RecentSearchesRoot', () => {
       };
 
       VueSpy = spyOnDependency(RecentSearchesRoot, 'Vue').and.callFake((options) => {
-        data = options.data;
-        template = options.template;
+        ({ data, template } = options);
       });
 
       RecentSearchesRoot.prototype.render.call(recentSearchesRoot);
diff --git a/spec/javascripts/fixtures/commit.rb b/spec/javascripts/fixtures/commit.rb
new file mode 100644
index 00000000000..351db6ba184
--- /dev/null
+++ b/spec/javascripts/fixtures/commit.rb
@@ -0,0 +1,33 @@
+require 'spec_helper'
+
+describe Projects::CommitController, '(JavaScript fixtures)', type: :controller do
+  include JavaScriptFixturesHelpers
+
+  set(:project)  { create(:project, :repository) }
+  set(:user)     { create(:user) }
+  let(:commit)   { project.commit("master") }
+
+  render_views
+
+  before(:all) do
+    clean_frontend_fixtures('commit/')
+  end
+
+  before do
+    project.add_master(user)
+    sign_in(user)
+  end
+
+  it 'commit/show.html.raw' do |example|
+    params = {
+      namespace_id: project.namespace,
+      project_id: project,
+      id: commit.id
+    }
+
+    get :show, params
+
+    expect(response).to be_success
+    store_frontend_fixture(response, example.description)
+  end
+end
diff --git a/spec/javascripts/fixtures/images/green_box.png b/spec/javascripts/fixtures/images/green_box.png
new file mode 100644
index 00000000000..cd1ff9f9ade
--- /dev/null
+++ b/spec/javascripts/fixtures/images/green_box.png
diff --git a/spec/javascripts/fixtures/images/red_box.png b/spec/javascripts/fixtures/images/red_box.png
new file mode 100644
index 00000000000..73b2927da0f
--- /dev/null
+++ b/spec/javascripts/fixtures/images/red_box.png
diff --git a/spec/javascripts/fixtures/snippet.rb b/spec/javascripts/fixtures/snippet.rb
index fa97f352e31..38fc963caf7 100644
--- a/spec/javascripts/fixtures/snippet.rb
+++ b/spec/javascripts/fixtures/snippet.rb
@@ -7,6 +7,7 @@ describe SnippetsController, '(JavaScript fixtures)', type: :controller do
   let(:namespace) { create(:namespace, name: 'frontend-fixtures' )}
   let(:project) { create(:project, :repository, namespace: namespace, path: 'branches-project') }
   let(:snippet) { create(:personal_snippet, title: 'snippet.md', content: '# snippet', file_name: 'snippet.md', author: admin) }
+  let!(:snippet_note) { create(:discussion_note_on_snippet, noteable: snippet, project: project, author: admin, note: '- [ ] Task List Item') }
 
   render_views
 
diff --git a/spec/javascripts/gl_dropdown_spec.js b/spec/javascripts/gl_dropdown_spec.js
index 175f386b60e..af58dff7da7 100644
--- a/spec/javascripts/gl_dropdown_spec.js
+++ b/spec/javascripts/gl_dropdown_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable comma-dangle, no-param-reassign, no-unused-expressions, max-len */
+/* eslint-disable comma-dangle, no-param-reassign */
 
 import $ from 'jquery';
 import GLDropdown from '~/gl_dropdown';
diff --git a/spec/javascripts/gl_field_errors_spec.js b/spec/javascripts/gl_field_errors_spec.js
index 4e93fd91751..21c462cd040 100644
--- a/spec/javascripts/gl_field_errors_spec.js
+++ b/spec/javascripts/gl_field_errors_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, arrow-body-style */
+/* eslint-disable arrow-body-style */
 
 import $ from 'jquery';
 import GlFieldErrors from '~/gl_field_errors';
@@ -8,7 +8,9 @@ describe('GL Style Field Errors', function() {
 
   beforeEach(function() {
     loadFixtures('static/gl_field_errors.html.raw');
-    const $form = this.$form = $('form.gl-show-field-errors');
+    const $form = $('form.gl-show-field-errors');
+
+    this.$form = $form;
     this.fieldErrors = new GlFieldErrors($form);
   });
 
@@ -16,7 +18,7 @@ describe('GL Style Field Errors', function() {
     expect(this.$form).toBeDefined();
     expect(this.$form.length).toBe(1);
     expect(this.fieldErrors).toBeDefined();
-    const inputs = this.fieldErrors.state.inputs;
+    const { inputs } = this.fieldErrors.state;
     expect(inputs.length).toBe(4);
   });
 
diff --git a/spec/javascripts/groups/components/app_spec.js b/spec/javascripts/groups/components/app_spec.js
index 2b92c485f41..03d4b472b87 100644
--- a/spec/javascripts/groups/components/app_spec.js
+++ b/spec/javascripts/groups/components/app_spec.js
@@ -67,7 +67,7 @@ describe('AppComponent', () => {
       it('should return list of groups from store', () => {
         spyOn(vm.store, 'getGroups');
 
-        const groups = vm.groups;
+        const { groups } = vm;
         expect(vm.store.getGroups).toHaveBeenCalled();
         expect(groups).not.toBeDefined();
       });
@@ -77,7 +77,7 @@ describe('AppComponent', () => {
       it('should return pagination info from store', () => {
         spyOn(vm.store, 'getPaginationInfo');
 
-        const pageInfo = vm.pageInfo;
+        const { pageInfo } = vm;
         expect(vm.store.getPaginationInfo).toHaveBeenCalled();
         expect(pageInfo).not.toBeDefined();
       });
@@ -293,7 +293,7 @@ describe('AppComponent', () => {
       beforeEach(() => {
         groupItem = Object.assign({}, mockParentGroupItem);
         groupItem.children = mockChildren;
-        childGroupItem = groupItem.children[0];
+        [childGroupItem] = groupItem.children;
         groupItem.isChildrenLoading = false;
         vm.targetGroup = childGroupItem;
         vm.targetParentGroup = groupItem;
diff --git a/spec/javascripts/groups/components/group_item_spec.js b/spec/javascripts/groups/components/group_item_spec.js
index 49a139855c8..d0cac5efc40 100644
--- a/spec/javascripts/groups/components/group_item_spec.js
+++ b/spec/javascripts/groups/components/group_item_spec.js
@@ -41,7 +41,7 @@ describe('GroupItemComponent', () => {
     describe('rowClass', () => {
       it('should return map of classes based on group details', () => {
         const classes = ['is-open', 'has-children', 'has-description', 'being-removed'];
-        const rowClass = vm.rowClass;
+        const { rowClass } = vm;
 
         expect(Object.keys(rowClass).length).toBe(classes.length);
         Object.keys(rowClass).forEach((className) => {
diff --git a/spec/javascripts/helpers/index.js b/spec/javascripts/helpers/index.js
new file mode 100644
index 00000000000..d2c5caf0bdb
--- /dev/null
+++ b/spec/javascripts/helpers/index.js
@@ -0,0 +1,3 @@
+import mountComponent, { mountComponentWithStore } from './vue_mount_component_helper';
+
+export { mountComponent, mountComponentWithStore };
diff --git a/spec/javascripts/helpers/init_vue_mr_page_helper.js b/spec/javascripts/helpers/init_vue_mr_page_helper.js
new file mode 100644
index 00000000000..fc4288eb15b
--- /dev/null
+++ b/spec/javascripts/helpers/init_vue_mr_page_helper.js
@@ -0,0 +1,46 @@
+import initMRPage from '~/mr_notes/index';
+import axios from '~/lib/utils/axios_utils';
+import MockAdapter from 'axios-mock-adapter';
+import { userDataMock, notesDataMock, noteableDataMock } from '../notes/mock_data';
+import diffFileMockData from '../diffs/mock_data/diff_file';
+
+export default function initVueMRPage() {
+  const mrTestEl = document.createElement('div');
+  mrTestEl.className = 'js-merge-request-test';
+  document.body.appendChild(mrTestEl);
+
+  const diffsAppEndpoint = '/diffs/app/endpoint';
+  const diffsAppProjectPath = 'testproject';
+  const mrEl = document.createElement('div');
+  mrEl.className = 'merge-request fixture-mr';
+  mrEl.setAttribute('data-mr-action', 'diffs');
+  mrTestEl.appendChild(mrEl);
+
+  const mrDiscussionsEl = document.createElement('div');
+  mrDiscussionsEl.id = 'js-vue-mr-discussions';
+  mrDiscussionsEl.setAttribute('data-current-user-data', JSON.stringify(userDataMock));
+  mrDiscussionsEl.setAttribute('data-noteable-data', JSON.stringify(noteableDataMock));
+  mrDiscussionsEl.setAttribute('data-notes-data', JSON.stringify(notesDataMock));
+  mrDiscussionsEl.setAttribute('data-noteable-type', 'merge-request');
+  mrTestEl.appendChild(mrDiscussionsEl);
+
+  const discussionCounterEl = document.createElement('div');
+  discussionCounterEl.id = 'js-vue-discussion-counter';
+  mrTestEl.appendChild(discussionCounterEl);
+
+  const diffsAppEl = document.createElement('div');
+  diffsAppEl.id = 'js-diffs-app';
+  diffsAppEl.setAttribute('data-endpoint', diffsAppEndpoint);
+  diffsAppEl.setAttribute('data-project-path', diffsAppProjectPath);
+  diffsAppEl.setAttribute('data-current-user-data', JSON.stringify(userDataMock));
+  mrTestEl.appendChild(diffsAppEl);
+
+  const mock = new MockAdapter(axios);
+  mock.onGet(diffsAppEndpoint).reply(200, {
+    branch_name: 'foo',
+    diff_files: [diffFileMockData],
+  });
+
+  initMRPage();
+  return mock;
+}
diff --git a/spec/javascripts/helpers/user_mock_data_helper.js b/spec/javascripts/helpers/user_mock_data_helper.js
index 323fee3767e..f6c3ce5aecc 100644
--- a/spec/javascripts/helpers/user_mock_data_helper.js
+++ b/spec/javascripts/helpers/user_mock_data_helper.js
@@ -1,7 +1,7 @@
 export default {
   createNumberRandomUsers(numberUsers) {
     const users = [];
-    for (let i = 0; i < numberUsers; i = i += 1) {
+    for (let i = 0; i < numberUsers; i += 1) {
       users.push(
         {
           avatar: 'https://gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
diff --git a/spec/javascripts/helpers/vue_resource_helper.js b/spec/javascripts/helpers/vue_resource_helper.js
index 0d1bf5e2e80..70b7ec4e574 100644
--- a/spec/javascripts/helpers/vue_resource_helper.js
+++ b/spec/javascripts/helpers/vue_resource_helper.js
@@ -5,7 +5,6 @@ export const headersInterceptor = (request, next) => {
     response.headers.forEach((value, key) => {
       headers[key] = value;
     });
-    // eslint-disable-next-line no-param-reassign
     response.headers = headers;
   });
 };
diff --git a/spec/javascripts/ide/components/commit_sidebar/form_spec.js b/spec/javascripts/ide/components/commit_sidebar/form_spec.js
index 8b47a365582..b7a7afe4db4 100644
--- a/spec/javascripts/ide/components/commit_sidebar/form_spec.js
+++ b/spec/javascripts/ide/components/commit_sidebar/form_spec.js
@@ -16,6 +16,7 @@ describe('IDE commit form', () => {
 
     store.state.changedFiles.push('test');
     store.state.currentProjectId = 'abcproject';
+    store.state.currentBranchId = 'master';
     Vue.set(store.state.projects, 'abcproject', { ...projectData });
 
     vm = createComponentWithStore(Component, store).$mount();
@@ -146,4 +147,16 @@ describe('IDE commit form', () => {
       });
     });
   });
+
+  describe('commitButtonText', () => {
+    it('returns commit text when staged files exist', () => {
+      vm.$store.state.stagedFiles.push('testing');
+
+      expect(vm.commitButtonText).toBe('Commit');
+    });
+
+    it('returns stage & commit text when staged files do not exist', () => {
+      expect(vm.commitButtonText).toBe('Stage & Commit');
+    });
+  });
 });
diff --git a/spec/javascripts/ide/components/commit_sidebar/list_item_spec.js b/spec/javascripts/ide/components/commit_sidebar/list_item_spec.js
index cc7e0a3f26d..bf96170f703 100644
--- a/spec/javascripts/ide/components/commit_sidebar/list_item_spec.js
+++ b/spec/javascripts/ide/components/commit_sidebar/list_item_spec.js
@@ -19,6 +19,7 @@ describe('Multi-file editor commit sidebar list item', () => {
     vm = createComponentWithStore(Component, store, {
       file: f,
       actionComponent: 'stage-button',
+      activeFileKey: `staged-${f.key}`,
     }).$mount();
   });
 
@@ -89,4 +90,20 @@ describe('Multi-file editor commit sidebar list item', () => {
       });
     });
   });
+
+  describe('is active', () => {
+    it('does not add active class when dont keys match', () => {
+      expect(vm.$el.querySelector('.is-active')).toBe(null);
+    });
+
+    it('adds active class when keys match', done => {
+      vm.keyPrefix = 'staged';
+
+      vm.$nextTick(() => {
+        expect(vm.$el.querySelector('.is-active')).not.toBe(null);
+
+        done();
+      });
+    });
+  });
 });
diff --git a/spec/javascripts/ide/components/commit_sidebar/list_spec.js b/spec/javascripts/ide/components/commit_sidebar/list_spec.js
index 54625ef90f8..b786be55019 100644
--- a/spec/javascripts/ide/components/commit_sidebar/list_spec.js
+++ b/spec/javascripts/ide/components/commit_sidebar/list_spec.js
@@ -16,7 +16,10 @@ describe('Multi-file editor commit sidebar list', () => {
       iconName: 'staged',
       action: 'stageAllChanges',
       actionBtnText: 'stage all',
+      actionBtnIcon: 'history',
       itemActionComponent: 'stage-button',
+      activeFileKey: 'staged-testing',
+      keyPrefix: 'staged',
     });
 
     vm.$store.state.rightPanelCollapsed = false;
@@ -40,7 +43,7 @@ describe('Multi-file editor commit sidebar list', () => {
     });
 
     it('renders list', () => {
-      expect(vm.$el.querySelectorAll('li').length).toBe(1);
+      expect(vm.$el.querySelectorAll('.multi-file-commit-list > li').length).toBe(1);
     });
   });
 
diff --git a/spec/javascripts/ide/components/commit_sidebar/message_field_spec.js b/spec/javascripts/ide/components/commit_sidebar/message_field_spec.js
index d62d58101d6..942cc19f46d 100644
--- a/spec/javascripts/ide/components/commit_sidebar/message_field_spec.js
+++ b/spec/javascripts/ide/components/commit_sidebar/message_field_spec.js
@@ -13,6 +13,7 @@ describe('IDE commit message field', () => {
       Component,
       {
         text: '',
+        placeholder: 'testing',
       },
       '#app',
     );
diff --git a/spec/javascripts/ide/components/commit_sidebar/radio_group_spec.js b/spec/javascripts/ide/components/commit_sidebar/radio_group_spec.js
index 21bfe4be52f..ffc2a4c9ddb 100644
--- a/spec/javascripts/ide/components/commit_sidebar/radio_group_spec.js
+++ b/spec/javascripts/ide/components/commit_sidebar/radio_group_spec.js
@@ -114,4 +114,19 @@ describe('IDE commit sidebar radio group', () => {
       });
     });
   });
+
+  describe('tooltipTitle', () => {
+    it('returns title when disabled', () => {
+      vm.title = 'test title';
+      vm.disabled = true;
+
+      expect(vm.tooltipTitle).toBe('test title');
+    });
+
+    it('returns blank when not disabled', () => {
+      vm.title = 'test title';
+
+      expect(vm.tooltipTitle).not.toBe('test title');
+    });
+  });
 });
diff --git a/spec/javascripts/ide/components/commit_sidebar/stage_button_spec.js b/spec/javascripts/ide/components/commit_sidebar/stage_button_spec.js
index 6bf8710bda7..a5b906da8a1 100644
--- a/spec/javascripts/ide/components/commit_sidebar/stage_button_spec.js
+++ b/spec/javascripts/ide/components/commit_sidebar/stage_button_spec.js
@@ -39,7 +39,7 @@ describe('IDE stage file button', () => {
   });
 
   it('calls store with discard button', () => {
-    vm.$el.querySelectorAll('.btn')[1].click();
+    vm.$el.querySelector('.dropdown-menu button').click();
 
     expect(vm.discardFileChanges).toHaveBeenCalledWith(f.path);
   });
diff --git a/spec/javascripts/ide/components/error_message_spec.js b/spec/javascripts/ide/components/error_message_spec.js
new file mode 100644
index 00000000000..430e8e2baa3
--- /dev/null
+++ b/spec/javascripts/ide/components/error_message_spec.js
@@ -0,0 +1,106 @@
+import Vue from 'vue';
+import store from '~/ide/stores';
+import ErrorMessage from '~/ide/components/error_message.vue';
+import { createComponentWithStore } from '../../helpers/vue_mount_component_helper';
+import { resetStore } from '../helpers';
+
+describe('IDE error message component', () => {
+  const Component = Vue.extend(ErrorMessage);
+  let vm;
+
+  beforeEach(() => {
+    vm = createComponentWithStore(Component, store, {
+      message: {
+        text: 'error message',
+        action: null,
+        actionText: null,
+      },
+    }).$mount();
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+    resetStore(vm.$store);
+  });
+
+  it('renders error message', () => {
+    expect(vm.$el.textContent).toContain('error message');
+  });
+
+  it('clears error message on click', () => {
+    spyOn(vm, 'setErrorMessage');
+
+    vm.$el.click();
+
+    expect(vm.setErrorMessage).toHaveBeenCalledWith(null);
+  });
+
+  describe('with action', () => {
+    let actionSpy;
+
+    beforeEach(done => {
+      actionSpy = jasmine.createSpy('action').and.returnValue(Promise.resolve());
+
+      vm.message.action = actionSpy;
+      vm.message.actionText = 'test action';
+      vm.message.actionPayload = 'testActionPayload';
+
+      vm.$nextTick(done);
+    });
+
+    it('renders action button', () => {
+      expect(vm.$el.querySelector('.flash-action')).not.toBe(null);
+      expect(vm.$el.textContent).toContain('test action');
+    });
+
+    it('does not clear error message on click', () => {
+      spyOn(vm, 'setErrorMessage');
+
+      vm.$el.click();
+
+      expect(vm.setErrorMessage).not.toHaveBeenCalled();
+    });
+
+    it('dispatches action', done => {
+      vm.$el.querySelector('.flash-action').click();
+
+      vm.$nextTick(() => {
+        expect(actionSpy).toHaveBeenCalledWith('testActionPayload');
+
+        done();
+      });
+    });
+
+    it('does not dispatch action when already loading', () => {
+      vm.isLoading = true;
+
+      vm.$el.querySelector('.flash-action').click();
+
+      expect(actionSpy).not.toHaveBeenCalledWith();
+    });
+
+    it('resets isLoading after click', done => {
+      vm.$el.querySelector('.flash-action').click();
+
+      expect(vm.isLoading).toBe(true);
+
+      vm.$nextTick(() => {
+        expect(vm.isLoading).toBe(false);
+
+        done();
+      });
+    });
+
+    it('shows loading icon when isLoading is true', done => {
+      expect(vm.$el.querySelector('.loading-container').style.display).not.toBe('');
+
+      vm.isLoading = true;
+
+      vm.$nextTick(() => {
+        expect(vm.$el.querySelector('.loading-container').style.display).toBe('');
+
+        done();
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/ide/components/ide_spec.js b/spec/javascripts/ide/components/ide_spec.js
index 045a60e56a0..708c9fe69af 100644
--- a/spec/javascripts/ide/components/ide_spec.js
+++ b/spec/javascripts/ide/components/ide_spec.js
@@ -114,4 +114,18 @@ describe('ide component', () => {
       expect(vm.mousetrapStopCallback(null, document.querySelector('.inputarea'), 't')).toBe(true);
     });
   });
+
+  it('shows error message when set', done => {
+    expect(vm.$el.querySelector('.flash-container')).toBe(null);
+
+    vm.$store.state.errorMessage = {
+      text: 'error',
+    };
+
+    vm.$nextTick(() => {
+      expect(vm.$el.querySelector('.flash-container')).not.toBe(null);
+
+      done();
+    });
+  });
 });
diff --git a/spec/javascripts/ide/components/jobs/detail/description_spec.js b/spec/javascripts/ide/components/jobs/detail/description_spec.js
new file mode 100644
index 00000000000..9b715a41499
--- /dev/null
+++ b/spec/javascripts/ide/components/jobs/detail/description_spec.js
@@ -0,0 +1,28 @@
+import Vue from 'vue';
+import Description from '~/ide/components/jobs/detail/description.vue';
+import mountComponent from '../../../../helpers/vue_mount_component_helper';
+import { jobs } from '../../../mock_data';
+
+describe('IDE job description', () => {
+  const Component = Vue.extend(Description);
+  let vm;
+
+  beforeEach(() => {
+    vm = mountComponent(Component, {
+      job: jobs[0],
+    });
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  it('renders job details', () => {
+    expect(vm.$el.textContent).toContain('#1');
+    expect(vm.$el.textContent).toContain('test');
+  });
+
+  it('renders CI icon', () => {
+    expect(vm.$el.querySelector('.ci-status-icon .ic-status_passed_borderless')).not.toBe(null);
+  });
+});
diff --git a/spec/javascripts/ide/components/jobs/detail/scroll_button_spec.js b/spec/javascripts/ide/components/jobs/detail/scroll_button_spec.js
new file mode 100644
index 00000000000..fff382a107f
--- /dev/null
+++ b/spec/javascripts/ide/components/jobs/detail/scroll_button_spec.js
@@ -0,0 +1,59 @@
+import Vue from 'vue';
+import ScrollButton from '~/ide/components/jobs/detail/scroll_button.vue';
+import mountComponent from '../../../../helpers/vue_mount_component_helper';
+
+describe('IDE job log scroll button', () => {
+  const Component = Vue.extend(ScrollButton);
+  let vm;
+
+  beforeEach(() => {
+    vm = mountComponent(Component, {
+      direction: 'up',
+      disabled: false,
+    });
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  describe('iconName', () => {
+    ['up', 'down'].forEach(direction => {
+      it(`returns icon name for ${direction}`, () => {
+        vm.direction = direction;
+
+        expect(vm.iconName).toBe(`scroll_${direction}`);
+      });
+    });
+  });
+
+  describe('tooltipTitle', () => {
+    it('returns title for up', () => {
+      expect(vm.tooltipTitle).toBe('Scroll to top');
+    });
+
+    it('returns title for down', () => {
+      vm.direction = 'down';
+
+      expect(vm.tooltipTitle).toBe('Scroll to bottom');
+    });
+  });
+
+  it('emits click event on click', () => {
+    spyOn(vm, '$emit');
+
+    vm.$el.querySelector('.btn-scroll').click();
+
+    expect(vm.$emit).toHaveBeenCalledWith('click');
+  });
+
+  it('disables button when disabled is true', done => {
+    vm.disabled = true;
+
+    vm.$nextTick(() => {
+      expect(vm.$el.querySelector('.btn-scroll').hasAttribute('disabled')).toBe(true);
+
+      done();
+    });
+  });
+});
diff --git a/spec/javascripts/ide/components/jobs/detail_spec.js b/spec/javascripts/ide/components/jobs/detail_spec.js
new file mode 100644
index 00000000000..8f8d4b9709e
--- /dev/null
+++ b/spec/javascripts/ide/components/jobs/detail_spec.js
@@ -0,0 +1,185 @@
+import Vue from 'vue';
+import JobDetail from '~/ide/components/jobs/detail.vue';
+import { createStore } from '~/ide/stores';
+import { createComponentWithStore } from '../../../helpers/vue_mount_component_helper';
+import { jobs } from '../../mock_data';
+
+describe('IDE jobs detail view', () => {
+  const Component = Vue.extend(JobDetail);
+  let vm;
+
+  beforeEach(() => {
+    const store = createStore();
+
+    store.state.pipelines.detailJob = {
+      ...jobs[0],
+      isLoading: true,
+      output: 'testing',
+      rawPath: `${gl.TEST_HOST}/raw`,
+    };
+
+    vm = createComponentWithStore(Component, store);
+
+    spyOn(vm, 'fetchJobTrace').and.returnValue(Promise.resolve());
+
+    vm = vm.$mount();
+
+    spyOn(vm.$refs.buildTrace, 'scrollTo');
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  it('calls fetchJobTrace on mount', () => {
+    expect(vm.fetchJobTrace).toHaveBeenCalled();
+  });
+
+  it('scrolls to bottom on mount', done => {
+    setTimeout(() => {
+      expect(vm.$refs.buildTrace.scrollTo).toHaveBeenCalled();
+
+      done();
+    });
+  });
+
+  it('renders job output', () => {
+    expect(vm.$el.querySelector('.bash').textContent).toContain('testing');
+  });
+
+  it('renders empty message output', done => {
+    vm.$store.state.pipelines.detailJob.output = '';
+
+    vm.$nextTick(() => {
+      expect(vm.$el.querySelector('.bash').textContent).toContain('No messages were logged');
+
+      done();
+    });
+  });
+
+  it('renders loading icon', () => {
+    expect(vm.$el.querySelector('.build-loader-animation')).not.toBe(null);
+    expect(vm.$el.querySelector('.build-loader-animation').style.display).toBe('');
+  });
+
+  it('hides output when loading', () => {
+    expect(vm.$el.querySelector('.bash')).not.toBe(null);
+    expect(vm.$el.querySelector('.bash').style.display).toBe('none');
+  });
+
+  it('hide loading icon when isLoading is false', done => {
+    vm.$store.state.pipelines.detailJob.isLoading = false;
+
+    vm.$nextTick(() => {
+      expect(vm.$el.querySelector('.build-loader-animation').style.display).toBe('none');
+
+      done();
+    });
+  });
+
+  it('resets detailJob when clicking header button', () => {
+    spyOn(vm, 'setDetailJob');
+
+    vm.$el.querySelector('.btn').click();
+
+    expect(vm.setDetailJob).toHaveBeenCalledWith(null);
+  });
+
+  it('renders raw path link', () => {
+    expect(vm.$el.querySelector('.controllers-buttons').getAttribute('href')).toBe(
+      `${gl.TEST_HOST}/raw`,
+    );
+  });
+
+  describe('scroll buttons', () => {
+    it('triggers scrollDown when clicking down button', done => {
+      spyOn(vm, 'scrollDown');
+
+      vm.$el.querySelectorAll('.btn-scroll')[1].click();
+
+      vm.$nextTick(() => {
+        expect(vm.scrollDown).toHaveBeenCalled();
+
+        done();
+      });
+    });
+
+    it('triggers scrollUp when clicking up button', done => {
+      spyOn(vm, 'scrollUp');
+
+      vm.scrollPos = 1;
+
+      vm
+        .$nextTick()
+        .then(() => vm.$el.querySelector('.btn-scroll').click())
+        .then(() => vm.$nextTick())
+        .then(() => {
+          expect(vm.scrollUp).toHaveBeenCalled();
+        })
+        .then(done)
+        .catch(done.fail);
+    });
+  });
+
+  describe('scrollDown', () => {
+    it('scrolls build trace to bottom', () => {
+      spyOnProperty(vm.$refs.buildTrace, 'scrollHeight').and.returnValue(1000);
+
+      vm.scrollDown();
+
+      expect(vm.$refs.buildTrace.scrollTo).toHaveBeenCalledWith(0, 1000);
+    });
+  });
+
+  describe('scrollUp', () => {
+    it('scrolls build trace to top', () => {
+      vm.scrollUp();
+
+      expect(vm.$refs.buildTrace.scrollTo).toHaveBeenCalledWith(0, 0);
+    });
+  });
+
+  describe('scrollBuildLog', () => {
+    beforeEach(() => {
+      spyOnProperty(vm.$refs.buildTrace, 'offsetHeight').and.returnValue(100);
+      spyOnProperty(vm.$refs.buildTrace, 'scrollHeight').and.returnValue(200);
+    });
+
+    it('sets scrollPos to bottom when at the bottom', done => {
+      spyOnProperty(vm.$refs.buildTrace, 'scrollTop').and.returnValue(100);
+
+      vm.scrollBuildLog();
+
+      setTimeout(() => {
+        expect(vm.scrollPos).toBe(1);
+
+        done();
+      });
+    });
+
+    it('sets scrollPos to top when at the top', done => {
+      spyOnProperty(vm.$refs.buildTrace, 'scrollTop').and.returnValue(0);
+      vm.scrollPos = 1;
+
+      vm.scrollBuildLog();
+
+      setTimeout(() => {
+        expect(vm.scrollPos).toBe(0);
+
+        done();
+      });
+    });
+
+    it('resets scrollPos when not at top or bottom', done => {
+      spyOnProperty(vm.$refs.buildTrace, 'scrollTop').and.returnValue(10);
+
+      vm.scrollBuildLog();
+
+      setTimeout(() => {
+        expect(vm.scrollPos).toBe('');
+
+        done();
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/ide/components/jobs/item_spec.js b/spec/javascripts/ide/components/jobs/item_spec.js
index 7c1dd4e475c..79e07f00e7b 100644
--- a/spec/javascripts/ide/components/jobs/item_spec.js
+++ b/spec/javascripts/ide/components/jobs/item_spec.js
@@ -26,4 +26,14 @@ describe('IDE jobs item', () => {
   it('renders CI icon', () => {
     expect(vm.$el.querySelector('.ic-status_passed_borderless')).not.toBe(null);
   });
+
+  it('does not render view logs button if not started', done => {
+    vm.job.started = false;
+
+    vm.$nextTick(() => {
+      expect(vm.$el.querySelector('.btn')).toBe(null);
+
+      done();
+    });
+  });
 });
diff --git a/spec/javascripts/ide/components/merge_requests/dropdown_spec.js b/spec/javascripts/ide/components/merge_requests/dropdown_spec.js
new file mode 100644
index 00000000000..74884c9a362
--- /dev/null
+++ b/spec/javascripts/ide/components/merge_requests/dropdown_spec.js
@@ -0,0 +1,47 @@
+import Vue from 'vue';
+import { createStore } from '~/ide/stores';
+import Dropdown from '~/ide/components/merge_requests/dropdown.vue';
+import { createComponentWithStore } from '../../../helpers/vue_mount_component_helper';
+import { mergeRequests } from '../../mock_data';
+
+describe('IDE merge requests dropdown', () => {
+  const Component = Vue.extend(Dropdown);
+  let vm;
+
+  beforeEach(() => {
+    const store = createStore();
+
+    vm = createComponentWithStore(Component, store, { show: false }).$mount();
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  it('does not render tabs when show is false', () => {
+    expect(vm.$el.querySelector('.nav-links')).toBe(null);
+  });
+
+  describe('when show is true', () => {
+    beforeEach(done => {
+      vm.show = true;
+      vm.$store.state.mergeRequests.assigned.mergeRequests.push(mergeRequests[0]);
+
+      vm.$nextTick(done);
+    });
+
+    it('renders tabs', () => {
+      expect(vm.$el.querySelector('.nav-links')).not.toBe(null);
+    });
+
+    it('renders count for assigned & created data', () => {
+      expect(vm.$el.querySelector('.nav-links a').textContent).toContain('Created by me');
+      expect(vm.$el.querySelector('.nav-links a .badge').textContent).toContain('0');
+
+      expect(vm.$el.querySelectorAll('.nav-links a')[1].textContent).toContain('Assigned to me');
+      expect(
+        vm.$el.querySelectorAll('.nav-links a')[1].querySelector('.badge').textContent,
+      ).toContain('1');
+    });
+  });
+});
diff --git a/spec/javascripts/ide/components/merge_requests/item_spec.js b/spec/javascripts/ide/components/merge_requests/item_spec.js
new file mode 100644
index 00000000000..51c4cddef2f
--- /dev/null
+++ b/spec/javascripts/ide/components/merge_requests/item_spec.js
@@ -0,0 +1,61 @@
+import Vue from 'vue';
+import Item from '~/ide/components/merge_requests/item.vue';
+import mountCompontent from '../../../helpers/vue_mount_component_helper';
+
+describe('IDE merge request item', () => {
+  const Component = Vue.extend(Item);
+  let vm;
+
+  beforeEach(() => {
+    vm = mountCompontent(Component, {
+      item: {
+        iid: 1,
+        projectPathWithNamespace: 'gitlab-org/gitlab-ce',
+        title: 'Merge request title',
+      },
+      currentId: '1',
+      currentProjectId: 'gitlab-org/gitlab-ce',
+    });
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  it('renders merge requests data', () => {
+    expect(vm.$el.textContent).toContain('Merge request title');
+    expect(vm.$el.textContent).toContain('gitlab-org/gitlab-ce!1');
+  });
+
+  it('renders icon if ID matches currentId', () => {
+    expect(vm.$el.querySelector('.ic-mobile-issue-close')).not.toBe(null);
+  });
+
+  it('does not render icon if ID does not match currentId', done => {
+    vm.currentId = '2';
+
+    vm.$nextTick(() => {
+      expect(vm.$el.querySelector('.ic-mobile-issue-close')).toBe(null);
+
+      done();
+    });
+  });
+
+  it('does not render icon if project ID does not match', done => {
+    vm.currentProjectId = 'test/test';
+
+    vm.$nextTick(() => {
+      expect(vm.$el.querySelector('.ic-mobile-issue-close')).toBe(null);
+
+      done();
+    });
+  });
+
+  it('emits click event on click', () => {
+    spyOn(vm, '$emit');
+
+    vm.$el.click();
+
+    expect(vm.$emit).toHaveBeenCalledWith('click', vm.item);
+  });
+});
diff --git a/spec/javascripts/ide/components/merge_requests/list_spec.js b/spec/javascripts/ide/components/merge_requests/list_spec.js
new file mode 100644
index 00000000000..f4b393778dc
--- /dev/null
+++ b/spec/javascripts/ide/components/merge_requests/list_spec.js
@@ -0,0 +1,126 @@
+import Vue from 'vue';
+import store from '~/ide/stores';
+import List from '~/ide/components/merge_requests/list.vue';
+import { createComponentWithStore } from '../../../helpers/vue_mount_component_helper';
+import { mergeRequests } from '../../mock_data';
+import { resetStore } from '../../helpers';
+
+describe('IDE merge requests list', () => {
+  const Component = Vue.extend(List);
+  let vm;
+
+  beforeEach(() => {
+    vm = createComponentWithStore(Component, store, {
+      type: 'created',
+      emptyText: 'empty text',
+    });
+
+    spyOn(vm, 'fetchMergeRequests');
+
+    vm.$mount();
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+
+    resetStore(vm.$store);
+  });
+
+  it('calls fetch on mounted', () => {
+    expect(vm.fetchMergeRequests).toHaveBeenCalledWith({
+      type: 'created',
+      search: '',
+    });
+  });
+
+  it('renders loading icon', done => {
+    vm.$store.state.mergeRequests.created.isLoading = true;
+
+    vm.$nextTick(() => {
+      expect(vm.$el.querySelector('.loading-container')).not.toBe(null);
+
+      done();
+    });
+  });
+
+  it('renders empty text when no merge requests exist', () => {
+    expect(vm.$el.textContent).toContain('empty text');
+  });
+
+  it('renders no search results text when search is not empty', done => {
+    vm.search = 'testing';
+
+    vm.$nextTick(() => {
+      expect(vm.$el.textContent).toContain('No merge requests found');
+
+      done();
+    });
+  });
+
+  describe('with merge requests', () => {
+    beforeEach(done => {
+      vm.$store.state.mergeRequests.created.mergeRequests.push({
+        ...mergeRequests[0],
+        projectPathWithNamespace: 'gitlab-org/gitlab-ce',
+      });
+
+      vm.$nextTick(done);
+    });
+
+    it('renders list', () => {
+      expect(vm.$el.querySelectorAll('li').length).toBe(1);
+      expect(vm.$el.querySelector('li').textContent).toContain(mergeRequests[0].title);
+    });
+
+    it('calls openMergeRequest when clicking merge request', done => {
+      spyOn(vm, 'openMergeRequest');
+      vm.$el.querySelector('li button').click();
+
+      vm.$nextTick(() => {
+        expect(vm.openMergeRequest).toHaveBeenCalledWith({
+          projectPath: 'gitlab-org/gitlab-ce',
+          id: 1,
+        });
+
+        done();
+      });
+    });
+  });
+
+  describe('focusSearch', () => {
+    it('focuses search input when loading is false', done => {
+      spyOn(vm.$refs.searchInput, 'focus');
+
+      vm.$store.state.mergeRequests.created.isLoading = false;
+      vm.focusSearch();
+
+      vm.$nextTick(() => {
+        expect(vm.$refs.searchInput.focus).toHaveBeenCalled();
+
+        done();
+      });
+    });
+  });
+
+  describe('searchMergeRequests', () => {
+    beforeEach(() => {
+      spyOn(vm, 'loadMergeRequests');
+
+      jasmine.clock().install();
+    });
+
+    afterEach(() => {
+      jasmine.clock().uninstall();
+    });
+
+    it('calls loadMergeRequests on input in search field', () => {
+      const event = new Event('input');
+
+      vm.$el.querySelector('input').dispatchEvent(event);
+
+      jasmine.clock().tick(300);
+
+      expect(vm.loadMergeRequests).toHaveBeenCalled();
+    });
+  });
+});
diff --git a/spec/javascripts/ide/components/pipelines/list_spec.js b/spec/javascripts/ide/components/pipelines/list_spec.js
index 2bb5aa08c3b..68487733cb9 100644
--- a/spec/javascripts/ide/components/pipelines/list_spec.js
+++ b/spec/javascripts/ide/components/pipelines/list_spec.js
@@ -45,12 +45,15 @@ describe('IDE pipelines list', () => {
     setTimeout(done);
   });
 
-  afterEach(() => {
-    vm.$store.dispatch('pipelines/stopPipelinePolling');
-    vm.$store.dispatch('pipelines/clearEtagPoll');
-
+  afterEach(done => {
     vm.$destroy();
     mock.restore();
+
+    vm.$store
+      .dispatch('pipelines/stopPipelinePolling')
+      .then(() => vm.$store.dispatch('pipelines/clearEtagPoll'))
+      .then(done)
+      .catch(done.fail);
   });
 
   it('renders pipeline data', () => {
diff --git a/spec/javascripts/ide/components/repo_commit_section_spec.js b/spec/javascripts/ide/components/repo_commit_section_spec.js
index 5e3e00a180b..30cd92b2ca4 100644
--- a/spec/javascripts/ide/components/repo_commit_section_spec.js
+++ b/spec/javascripts/ide/components/repo_commit_section_spec.js
@@ -1,6 +1,5 @@
 import Vue from 'vue';
 import store from '~/ide/stores';
-import service from '~/ide/services';
 import router from '~/ide/ide_router';
 import repoCommitSection from '~/ide/components/repo_commit_section.vue';
 import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
@@ -56,7 +55,7 @@ describe('RepoCommitSection', () => {
       vm.$store.state.entries[f.path] = f;
     });
 
-    return vm.$mount();
+    return vm;
   }
 
   beforeEach(done => {
@@ -64,22 +63,9 @@ describe('RepoCommitSection', () => {
 
     vm = createComponent();
 
-    spyOn(service, 'getTreeData').and.returnValue(
-      Promise.resolve({
-        headers: {
-          'page-title': 'test',
-        },
-        json: () =>
-          Promise.resolve({
-            last_commit_path: 'last_commit_path',
-            parent_tree_url: 'parent_tree_url',
-            path: '/',
-            trees: [{ name: 'tree' }],
-            blobs: [{ name: 'blob' }],
-            submodules: [{ name: 'submodule' }],
-          }),
-      }),
-    );
+    spyOn(vm, 'openPendingTab').and.callThrough();
+
+    vm.$mount();
 
     Vue.nextTick(done);
   });
@@ -98,6 +84,7 @@ describe('RepoCommitSection', () => {
       store.state.noChangesStateSvgPath = 'nochangessvg';
       store.state.committedStateSvgPath = 'svg';
 
+      vm.$destroy();
       vm = createComponentWithStore(Component, store).$mount();
 
       expect(vm.$el.querySelector('.js-empty-state').textContent.trim()).toContain('No changes');
@@ -106,7 +93,7 @@ describe('RepoCommitSection', () => {
   });
 
   it('renders a commit section', () => {
-    const changedFileElements = [...vm.$el.querySelectorAll('.multi-file-commit-list li')];
+    const changedFileElements = [...vm.$el.querySelectorAll('.multi-file-commit-list > li')];
     const allFiles = vm.$store.state.changedFiles.concat(vm.$store.state.stagedFiles);
 
     expect(changedFileElements.length).toEqual(4);
@@ -135,22 +122,26 @@ describe('RepoCommitSection', () => {
     vm.$el.querySelector('.multi-file-discard-btn .btn').click();
 
     Vue.nextTick(() => {
-      expect(vm.$el.querySelector('.ide-commit-list-container').querySelectorAll('li').length).toBe(
-        1,
-      );
+      expect(
+        vm.$el
+          .querySelector('.ide-commit-list-container')
+          .querySelectorAll('.multi-file-commit-list > li').length,
+      ).toBe(1);
 
       done();
     });
   });
 
   it('discards a single file', done => {
-    vm.$el.querySelectorAll('.multi-file-discard-btn .btn')[1].click();
+    vm.$el.querySelector('.multi-file-discard-btn .dropdown-menu button').click();
 
     Vue.nextTick(() => {
       expect(vm.$el.querySelector('.ide-commit-list-container').textContent).not.toContain('file1');
-      expect(vm.$el.querySelector('.ide-commit-list-container').querySelectorAll('li').length).toBe(
-        1,
-      );
+      expect(
+        vm.$el
+          .querySelector('.ide-commit-list-container')
+          .querySelectorAll('.multi-file-commit-list > li').length,
+      ).toBe(1);
 
       done();
     });
@@ -176,5 +167,12 @@ describe('RepoCommitSection', () => {
       expect(store.state.openFiles.length).toBe(1);
       expect(store.state.openFiles[0].pending).toBe(true);
     });
+
+    it('calls openPendingTab', () => {
+      expect(vm.openPendingTab).toHaveBeenCalledWith({
+        file: vm.lastOpenedFile,
+        keyPrefix: 'unstaged',
+      });
+    });
   });
 });
diff --git a/spec/javascripts/ide/components/repo_editor_spec.js b/spec/javascripts/ide/components/repo_editor_spec.js
index d3f80e6f9c0..2256deb7dac 100644
--- a/spec/javascripts/ide/components/repo_editor_spec.js
+++ b/spec/javascripts/ide/components/repo_editor_spec.js
@@ -3,7 +3,6 @@ import MockAdapter from 'axios-mock-adapter';
 import axios from '~/lib/utils/axios_utils';
 import store from '~/ide/stores';
 import repoEditor from '~/ide/components/repo_editor.vue';
-import monacoLoader from '~/ide/monaco_loader';
 import Editor from '~/ide/lib/editor';
 import { activityBarViews } from '~/ide/constants';
 import { createComponentWithStore } from '../../helpers/vue_mount_component_helper';
@@ -25,13 +24,10 @@ describe('RepoEditor', () => {
     f.tempFile = true;
     vm.$store.state.openFiles.push(f);
     Vue.set(vm.$store.state.entries, f.path, f);
-    vm.monaco = true;
 
     vm.$mount();
 
-    monacoLoader(['vs/editor/editor.main'], () => {
-      setTimeout(done, 0);
-    });
+    Vue.nextTick(() => setTimeout(done));
   });
 
   afterEach(() => {
@@ -319,6 +315,17 @@ describe('RepoEditor', () => {
         done();
       });
     });
+
+    it('calls updateDimensions when rightPane is updated', done => {
+      vm.$store.state.rightPane = 'testing';
+
+      vm.$nextTick(() => {
+        expect(vm.editor.updateDimensions).toHaveBeenCalled();
+        expect(vm.editor.updateDiffView).toHaveBeenCalled();
+
+        done();
+      });
+    });
   });
 
   describe('show tabs', () => {
diff --git a/spec/javascripts/ide/components/repo_tab_spec.js b/spec/javascripts/ide/components/repo_tab_spec.js
index 8cabc6e8935..fc0695a4263 100644
--- a/spec/javascripts/ide/components/repo_tab_spec.js
+++ b/spec/javascripts/ide/components/repo_tab_spec.js
@@ -38,6 +38,26 @@ describe('RepoTab', () => {
     expect(name.textContent.trim()).toEqual(vm.tab.name);
   });
 
+  it('does not call openPendingTab when tab is active', done => {
+    vm = createComponent({
+      tab: {
+        ...file(),
+        pending: true,
+        active: true,
+      },
+    });
+
+    spyOn(vm, 'openPendingTab');
+
+    vm.$el.click();
+
+    vm.$nextTick(() => {
+      expect(vm.openPendingTab).not.toHaveBeenCalled();
+
+      done();
+    });
+  });
+
   it('fires clickFile when the link is clicked', () => {
     vm = createComponent({
       tab: file(),
@@ -112,9 +132,9 @@ describe('RepoTab', () => {
     });
 
     it('renders a tooltip', () => {
-      expect(
-        vm.$el.querySelector('span:nth-child(2)').dataset.originalTitle,
-      ).toContain('Locked by testuser');
+      expect(vm.$el.querySelector('span:nth-child(2)').dataset.originalTitle).toContain(
+        'Locked by testuser',
+      );
     });
   });
 
diff --git a/spec/javascripts/ide/helpers.js b/spec/javascripts/ide/helpers.js
index 9312e17704e..569fa5c7aae 100644
--- a/spec/javascripts/ide/helpers.js
+++ b/spec/javascripts/ide/helpers.js
@@ -1,3 +1,4 @@
+import * as pathUtils from 'path';
 import { decorateData } from '~/ide/stores/utils';
 import state from '~/ide/stores/state';
 import commitState from '~/ide/stores/modules/commit/state';
@@ -14,13 +15,34 @@ export const resetStore = store => {
   store.replaceState(newState);
 };
 
-export const file = (name = 'name', id = name, type = '') =>
+export const file = (name = 'name', id = name, type = '', parent = null) =>
   decorateData({
     id,
     type,
     icon: 'icon',
     url: 'url',
     name,
-    path: name,
+    path: parent ? `${parent.path}/${name}` : name,
+    parentPath: parent ? parent.path : '',
     lastCommit: {},
   });
+
+export const createEntriesFromPaths = paths =>
+  paths
+    .map(path => ({
+      name: pathUtils.basename(path),
+      dir: pathUtils.dirname(path),
+      ext: pathUtils.extname(path),
+    }))
+    .reduce((entries, path, idx) => {
+      const { name } = path;
+      const parent = path.dir ? entries[path.dir] : null;
+      const type = path.ext ? 'blob' : 'tree';
+
+      const entry = file(name, (idx + 1).toString(), type, parent);
+
+      return {
+        [entry.path]: entry,
+        ...entries,
+      };
+    }, {});
diff --git a/spec/javascripts/ide/lib/common/model_manager_spec.js b/spec/javascripts/ide/lib/common/model_manager_spec.js
index c00d590c580..38ffa317e8e 100644
--- a/spec/javascripts/ide/lib/common/model_manager_spec.js
+++ b/spec/javascripts/ide/lib/common/model_manager_spec.js
@@ -1,18 +1,12 @@
-/* global monaco */
 import eventHub from '~/ide/eventhub';
-import monacoLoader from '~/ide/monaco_loader';
 import ModelManager from '~/ide/lib/common/model_manager';
 import { file } from '../../helpers';
 
 describe('Multi-file editor library model manager', () => {
   let instance;
 
-  beforeEach(done => {
-    monacoLoader(['vs/editor/editor.main'], () => {
-      instance = new ModelManager(monaco);
-
-      done();
-    });
+  beforeEach(() => {
+    instance = new ModelManager();
   });
 
   afterEach(() => {
diff --git a/spec/javascripts/ide/lib/common/model_spec.js b/spec/javascripts/ide/lib/common/model_spec.js
index c278bf92b08..f096e06f43c 100644
--- a/spec/javascripts/ide/lib/common/model_spec.js
+++ b/spec/javascripts/ide/lib/common/model_spec.js
@@ -1,23 +1,17 @@
-/* global monaco */
 import eventHub from '~/ide/eventhub';
-import monacoLoader from '~/ide/monaco_loader';
 import Model from '~/ide/lib/common/model';
 import { file } from '../../helpers';
 
 describe('Multi-file editor library model', () => {
   let model;
 
-  beforeEach(done => {
+  beforeEach(() => {
     spyOn(eventHub, '$on').and.callThrough();
 
-    monacoLoader(['vs/editor/editor.main'], () => {
-      const f = file('path');
-      f.mrChange = { diff: 'ABC' };
-      f.baseRaw = 'test';
-      model = new Model(monaco, f);
-
-      done();
-    });
+    const f = file('path');
+    f.mrChange = { diff: 'ABC' };
+    f.baseRaw = 'test';
+    model = new Model(f);
   });
 
   afterEach(() => {
@@ -38,7 +32,7 @@ describe('Multi-file editor library model', () => {
     const f = file('path');
     model.dispose();
 
-    model = new Model(monaco, f, {
+    model = new Model(f, {
       ...f,
       content: '123 testing',
     });
diff --git a/spec/javascripts/ide/lib/decorations/controller_spec.js b/spec/javascripts/ide/lib/decorations/controller_spec.js
index e1c4ca570b6..a112361e0d1 100644
--- a/spec/javascripts/ide/lib/decorations/controller_spec.js
+++ b/spec/javascripts/ide/lib/decorations/controller_spec.js
@@ -1,6 +1,4 @@
-/* global monaco */
-import monacoLoader from '~/ide/monaco_loader';
-import editor from '~/ide/lib/editor';
+import Editor from '~/ide/lib/editor';
 import DecorationsController from '~/ide/lib/decorations/controller';
 import Model from '~/ide/lib/common/model';
 import { file } from '../../helpers';
@@ -10,16 +8,12 @@ describe('Multi-file editor library decorations controller', () => {
   let controller;
   let model;
 
-  beforeEach(done => {
-    monacoLoader(['vs/editor/editor.main'], () => {
-      editorInstance = editor.create(monaco);
-      editorInstance.createInstance(document.createElement('div'));
+  beforeEach(() => {
+    editorInstance = Editor.create();
+    editorInstance.createInstance(document.createElement('div'));
 
-      controller = new DecorationsController(editorInstance);
-      model = new Model(monaco, file('path'));
-
-      done();
-    });
+    controller = new DecorationsController(editorInstance);
+    model = new Model(file('path'));
   });
 
   afterEach(() => {
diff --git a/spec/javascripts/ide/lib/diff/controller_spec.js b/spec/javascripts/ide/lib/diff/controller_spec.js
index fd8ab3b4f1d..90ebb95b687 100644
--- a/spec/javascripts/ide/lib/diff/controller_spec.js
+++ b/spec/javascripts/ide/lib/diff/controller_spec.js
@@ -1,6 +1,5 @@
-/* global monaco */
-import monacoLoader from '~/ide/monaco_loader';
-import editor from '~/ide/lib/editor';
+import { Range } from 'monaco-editor';
+import Editor from '~/ide/lib/editor';
 import ModelManager from '~/ide/lib/common/model_manager';
 import DecorationsController from '~/ide/lib/decorations/controller';
 import DirtyDiffController, { getDiffChangeType, getDecorator } from '~/ide/lib/diff/controller';
@@ -14,20 +13,16 @@ describe('Multi-file editor library dirty diff controller', () => {
   let decorationsController;
   let model;
 
-  beforeEach(done => {
-    monacoLoader(['vs/editor/editor.main'], () => {
-      editorInstance = editor.create(monaco);
-      editorInstance.createInstance(document.createElement('div'));
+  beforeEach(() => {
+    editorInstance = Editor.create();
+    editorInstance.createInstance(document.createElement('div'));
 
-      modelManager = new ModelManager(monaco);
-      decorationsController = new DecorationsController(editorInstance);
+    modelManager = new ModelManager();
+    decorationsController = new DecorationsController(editorInstance);
 
-      model = modelManager.addModel(file('path'));
+    model = modelManager.addModel(file('path'));
 
-      controller = new DirtyDiffController(modelManager, decorationsController);
-
-      done();
-    });
+    controller = new DirtyDiffController(modelManager, decorationsController);
   });
 
   afterEach(() => {
@@ -68,7 +63,7 @@ describe('Multi-file editor library dirty diff controller', () => {
           [type]: true,
         };
 
-        const range = getDecorator(change).range;
+        const { range } = getDecorator(change);
 
         expect(range.startLineNumber).toBe(1);
         expect(range.endLineNumber).toBe(2);
@@ -170,7 +165,7 @@ describe('Multi-file editor library dirty diff controller', () => {
         [],
         [
           {
-            range: new monaco.Range(1, 1, 1, 1),
+            range: new Range(1, 1, 1, 1),
             options: {
               isWholeLine: true,
               linesDecorationsClassName: 'dirty-diff dirty-diff-modified',
diff --git a/spec/javascripts/ide/lib/editor_spec.js b/spec/javascripts/ide/lib/editor_spec.js
index b88a12264ca..c2cb964ea87 100644
--- a/spec/javascripts/ide/lib/editor_spec.js
+++ b/spec/javascripts/ide/lib/editor_spec.js
@@ -1,6 +1,5 @@
-/* global monaco */
-import monacoLoader from '~/ide/monaco_loader';
-import editor from '~/ide/lib/editor';
+import { editor as monacoEditor } from 'monaco-editor';
+import Editor from '~/ide/lib/editor';
 import { file } from '../helpers';
 
 describe('Multi-file editor library', () => {
@@ -8,18 +7,14 @@ describe('Multi-file editor library', () => {
   let el;
   let holder;
 
-  beforeEach(done => {
+  beforeEach(() => {
     el = document.createElement('div');
     holder = document.createElement('div');
     el.appendChild(holder);
 
     document.body.appendChild(el);
 
-    monacoLoader(['vs/editor/editor.main'], () => {
-      instance = editor.create(monaco);
-
-      done();
-    });
+    instance = Editor.create();
   });
 
   afterEach(() => {
@@ -29,20 +24,20 @@ describe('Multi-file editor library', () => {
   });
 
   it('creates instance of editor', () => {
-    expect(editor.editorInstance).not.toBeNull();
+    expect(Editor.editorInstance).not.toBeNull();
   });
 
   it('creates instance returns cached instance', () => {
-    expect(editor.create(monaco)).toEqual(instance);
+    expect(Editor.create()).toEqual(instance);
   });
 
   describe('createInstance', () => {
     it('creates editor instance', () => {
-      spyOn(instance.monaco.editor, 'create').and.callThrough();
+      spyOn(monacoEditor, 'create').and.callThrough();
 
       instance.createInstance(holder);
 
-      expect(instance.monaco.editor.create).toHaveBeenCalled();
+      expect(monacoEditor.create).toHaveBeenCalled();
     });
 
     it('creates dirty diff controller', () => {
@@ -60,11 +55,11 @@ describe('Multi-file editor library', () => {
 
   describe('createDiffInstance', () => {
     it('creates editor instance', () => {
-      spyOn(instance.monaco.editor, 'createDiffEditor').and.callThrough();
+      spyOn(monacoEditor, 'createDiffEditor').and.callThrough();
 
       instance.createDiffInstance(holder);
 
-      expect(instance.monaco.editor.createDiffEditor).toHaveBeenCalledWith(holder, {
+      expect(monacoEditor.createDiffEditor).toHaveBeenCalledWith(holder, {
         model: null,
         contextmenu: true,
         minimap: {
@@ -268,4 +263,23 @@ describe('Multi-file editor library', () => {
       expect(instance.isDiffEditorType).toBe(false);
     });
   });
+
+  it('sets quickSuggestions to false when language is markdown', () => {
+    instance.createInstance(holder);
+
+    spyOn(instance.instance, 'updateOptions').and.callThrough();
+
+    const model = instance.createModel({
+      ...file(),
+      key: 'index.md',
+      path: 'index.md',
+    });
+
+    instance.attachModel(model);
+
+    expect(instance.instance.updateOptions).toHaveBeenCalledWith({
+      readOnly: false,
+      quickSuggestions: false,
+    });
+  });
 });
diff --git a/spec/javascripts/ide/mock_data.js b/spec/javascripts/ide/mock_data.js
index dcf857f7e04..80bf664d491 100644
--- a/spec/javascripts/ide/mock_data.js
+++ b/spec/javascripts/ide/mock_data.js
@@ -8,6 +8,7 @@ export const projectData = {
   branches: {
     master: {
       treeId: 'abcproject/master',
+      can_push: true,
     },
   },
   mergeRequests: {},
@@ -75,6 +76,7 @@ export const jobs = [
     },
     stage: 'test',
     duration: 1,
+    started: new Date(),
   },
   {
     id: 2,
@@ -86,6 +88,7 @@ export const jobs = [
     },
     stage: 'test',
     duration: 1,
+    started: new Date(),
   },
   {
     id: 3,
@@ -97,6 +100,7 @@ export const jobs = [
     },
     stage: 'test',
     duration: 1,
+    started: new Date(),
   },
   {
     id: 4,
@@ -108,6 +112,7 @@ export const jobs = [
     },
     stage: 'build',
     duration: 1,
+    started: new Date(),
   },
 ];
 
diff --git a/spec/javascripts/ide/monaco_loader_spec.js b/spec/javascripts/ide/monaco_loader_spec.js
deleted file mode 100644
index 7ab315aa8c8..00000000000
--- a/spec/javascripts/ide/monaco_loader_spec.js
+++ /dev/null
@@ -1,15 +0,0 @@
-import monacoContext from 'monaco-editor/dev/vs/loader';
-import monacoLoader from '~/ide/monaco_loader';
-
-describe('MonacoLoader', () => {
-  it('calls require.config and exports require', () => {
-    expect(monacoContext.require.getConfig()).toEqual(
-      jasmine.objectContaining({
-        paths: {
-          vs: `${__webpack_public_path__}monaco-editor/vs`, // eslint-disable-line camelcase
-        },
-      }),
-    );
-    expect(monacoLoader).toBe(monacoContext.require);
-  });
-});
diff --git a/spec/javascripts/ide/stores/actions/file_spec.js b/spec/javascripts/ide/stores/actions/file_spec.js
index 7bebc2288e3..58d3ffc6d94 100644
--- a/spec/javascripts/ide/stores/actions/file_spec.js
+++ b/spec/javascripts/ide/stores/actions/file_spec.js
@@ -1,4 +1,6 @@
 import Vue from 'vue';
+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
 import store from '~/ide/stores';
 import * as actions from '~/ide/stores/actions/file';
 import * as types from '~/ide/stores/mutation_types';
@@ -9,11 +11,16 @@ import { file, resetStore } from '../../helpers';
 import testAction from '../../../helpers/vuex_action_helper';
 
 describe('IDE store file actions', () => {
+  let mock;
+
   beforeEach(() => {
+    mock = new MockAdapter(axios);
+
     spyOn(router, 'push');
   });
 
   afterEach(() => {
+    mock.restore();
     resetStore(store);
   });
 
@@ -166,12 +173,12 @@ describe('IDE store file actions', () => {
     });
 
     it('resets location.hash for line highlighting', done => {
-      location.hash = 'test';
+      window.location.hash = 'test';
 
       store
         .dispatch('setFileActive', localFile.path)
         .then(() => {
-          expect(location.hash).not.toBe('test');
+          expect(window.location.hash).not.toBe('test');
 
           done();
         })
@@ -183,94 +190,125 @@ describe('IDE store file actions', () => {
     let localFile;
 
     beforeEach(() => {
-      spyOn(service, 'getFileData').and.returnValue(
-        Promise.resolve({
-          headers: {
-            'page-title': 'testing getFileData',
-          },
-          json: () =>
-            Promise.resolve({
-              blame_path: 'blame_path',
-              commits_path: 'commits_path',
-              permalink: 'permalink',
-              raw_path: 'raw_path',
-              binary: false,
-              html: '123',
-              render_error: '',
-            }),
-        }),
-      );
+      spyOn(service, 'getFileData').and.callThrough();
 
       localFile = file(`newCreate-${Math.random()}`);
-      localFile.url = 'getFileDataURL';
+      localFile.url = `${gl.TEST_HOST}/getFileDataURL`;
       store.state.entries[localFile.path] = localFile;
     });
 
-    it('calls the service', done => {
-      store
-        .dispatch('getFileData', { path: localFile.path })
-        .then(() => {
-          expect(service.getFileData).toHaveBeenCalledWith('getFileDataURL');
+    describe('success', () => {
+      beforeEach(() => {
+        mock.onGet(`${gl.TEST_HOST}/getFileDataURL`).replyOnce(
+          200,
+          {
+            blame_path: 'blame_path',
+            commits_path: 'commits_path',
+            permalink: 'permalink',
+            raw_path: 'raw_path',
+            binary: false,
+            html: '123',
+            render_error: '',
+          },
+          {
+            'page-title': 'testing getFileData',
+          },
+        );
+      });
 
-          done();
-        })
-        .catch(done.fail);
-    });
+      it('calls the service', done => {
+        store
+          .dispatch('getFileData', { path: localFile.path })
+          .then(() => {
+            expect(service.getFileData).toHaveBeenCalledWith(`${gl.TEST_HOST}/getFileDataURL`);
 
-    it('sets the file data', done => {
-      store
-        .dispatch('getFileData', { path: localFile.path })
-        .then(() => {
-          expect(localFile.blamePath).toBe('blame_path');
+            done();
+          })
+          .catch(done.fail);
+      });
 
-          done();
-        })
-        .catch(done.fail);
-    });
+      it('sets the file data', done => {
+        store
+          .dispatch('getFileData', { path: localFile.path })
+          .then(() => {
+            expect(localFile.blamePath).toBe('blame_path');
 
-    it('sets document title', done => {
-      store
-        .dispatch('getFileData', { path: localFile.path })
-        .then(() => {
-          expect(document.title).toBe('testing getFileData');
+            done();
+          })
+          .catch(done.fail);
+      });
 
-          done();
-        })
-        .catch(done.fail);
-    });
+      it('sets document title', done => {
+        store
+          .dispatch('getFileData', { path: localFile.path })
+          .then(() => {
+            expect(document.title).toBe('testing getFileData');
 
-    it('sets the file as active', done => {
-      store
-        .dispatch('getFileData', { path: localFile.path })
-        .then(() => {
-          expect(localFile.active).toBeTruthy();
+            done();
+          })
+          .catch(done.fail);
+      });
 
-          done();
-        })
-        .catch(done.fail);
-    });
+      it('sets the file as active', done => {
+        store
+          .dispatch('getFileData', { path: localFile.path })
+          .then(() => {
+            expect(localFile.active).toBeTruthy();
 
-    it('sets the file not as active if we pass makeFileActive false', done => {
-      store
-        .dispatch('getFileData', { path: localFile.path, makeFileActive: false })
-        .then(() => {
-          expect(localFile.active).toBeFalsy();
+            done();
+          })
+          .catch(done.fail);
+      });
 
-          done();
-        })
-        .catch(done.fail);
+      it('sets the file not as active if we pass makeFileActive false', done => {
+        store
+          .dispatch('getFileData', { path: localFile.path, makeFileActive: false })
+          .then(() => {
+            expect(localFile.active).toBeFalsy();
+
+            done();
+          })
+          .catch(done.fail);
+      });
+
+      it('adds the file to open files', done => {
+        store
+          .dispatch('getFileData', { path: localFile.path })
+          .then(() => {
+            expect(store.state.openFiles.length).toBe(1);
+            expect(store.state.openFiles[0].name).toBe(localFile.name);
+
+            done();
+          })
+          .catch(done.fail);
+      });
     });
 
-    it('adds the file to open files', done => {
-      store
-        .dispatch('getFileData', { path: localFile.path })
-        .then(() => {
-          expect(store.state.openFiles.length).toBe(1);
-          expect(store.state.openFiles[0].name).toBe(localFile.name);
+    describe('error', () => {
+      beforeEach(() => {
+        mock.onGet(`${gl.TEST_HOST}/getFileDataURL`).networkError();
+      });
 
-          done();
-        })
-        .catch(done.fail);
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatch');
+
+        actions
+          .getFileData({ state: store.state, commit() {}, dispatch }, { path: localFile.path })
+          .then(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading the file.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: {
+                path: localFile.path,
+                makeFileActive: true,
+              },
+            });
+
+            done();
+          })
+          .catch(done.fail);
+      });
     });
   });
 
@@ -278,48 +316,84 @@ describe('IDE store file actions', () => {
     let tmpFile;
 
     beforeEach(() => {
-      spyOn(service, 'getRawFileData').and.returnValue(Promise.resolve('raw'));
+      spyOn(service, 'getRawFileData').and.callThrough();
 
       tmpFile = file('tmpFile');
       store.state.entries[tmpFile.path] = tmpFile;
     });
 
-    it('calls getRawFileData service method', done => {
-      store
-        .dispatch('getRawFileData', { path: tmpFile.path })
-        .then(() => {
-          expect(service.getRawFileData).toHaveBeenCalledWith(tmpFile);
+    describe('success', () => {
+      beforeEach(() => {
+        mock.onGet(/(.*)/).replyOnce(200, 'raw');
+      });
 
-          done();
-        })
-        .catch(done.fail);
-    });
+      it('calls getRawFileData service method', done => {
+        store
+          .dispatch('getRawFileData', { path: tmpFile.path })
+          .then(() => {
+            expect(service.getRawFileData).toHaveBeenCalledWith(tmpFile);
 
-    it('updates file raw data', done => {
-      store
-        .dispatch('getRawFileData', { path: tmpFile.path })
-        .then(() => {
-          expect(tmpFile.raw).toBe('raw');
+            done();
+          })
+          .catch(done.fail);
+      });
 
-          done();
-        })
-        .catch(done.fail);
-    });
+      it('updates file raw data', done => {
+        store
+          .dispatch('getRawFileData', { path: tmpFile.path })
+          .then(() => {
+            expect(tmpFile.raw).toBe('raw');
 
-    it('calls also getBaseRawFileData service method', done => {
-      spyOn(service, 'getBaseRawFileData').and.returnValue(Promise.resolve('baseraw'));
+            done();
+          })
+          .catch(done.fail);
+      });
 
-      tmpFile.mrChange = { new_file: false };
+      it('calls also getBaseRawFileData service method', done => {
+        spyOn(service, 'getBaseRawFileData').and.returnValue(Promise.resolve('baseraw'));
 
-      store
-        .dispatch('getRawFileData', { path: tmpFile.path, baseSha: 'SHA' })
-        .then(() => {
-          expect(service.getBaseRawFileData).toHaveBeenCalledWith(tmpFile, 'SHA');
-          expect(tmpFile.baseRaw).toBe('baseraw');
+        tmpFile.mrChange = { new_file: false };
 
-          done();
-        })
-        .catch(done.fail);
+        store
+          .dispatch('getRawFileData', { path: tmpFile.path, baseSha: 'SHA' })
+          .then(() => {
+            expect(service.getBaseRawFileData).toHaveBeenCalledWith(tmpFile, 'SHA');
+            expect(tmpFile.baseRaw).toBe('baseraw');
+
+            done();
+          })
+          .catch(done.fail);
+      });
+    });
+
+    describe('error', () => {
+      beforeEach(() => {
+        mock.onGet(/(.*)/).networkError();
+      });
+
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatch');
+
+        actions
+          .getRawFileData(
+            { state: store.state, commit() {}, dispatch },
+            { path: tmpFile.path, baseSha: tmpFile.baseSha },
+          )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading the file content.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: {
+                path: tmpFile.path,
+                baseSha: tmpFile.baseSha,
+              },
+            });
+
+            done();
+          });
+      });
     });
   });
 
diff --git a/spec/javascripts/ide/stores/actions/merge_request_spec.js b/spec/javascripts/ide/stores/actions/merge_request_spec.js
index b4ec4a0b173..c99ccc70c6a 100644
--- a/spec/javascripts/ide/stores/actions/merge_request_spec.js
+++ b/spec/javascripts/ide/stores/actions/merge_request_spec.js
@@ -1,110 +1,239 @@
+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
 import store from '~/ide/stores';
+import {
+  getMergeRequestData,
+  getMergeRequestChanges,
+  getMergeRequestVersions,
+} from '~/ide/stores/actions/merge_request';
 import service from '~/ide/services';
 import { resetStore } from '../../helpers';
 
 describe('IDE store merge request actions', () => {
+  let mock;
+
   beforeEach(() => {
+    mock = new MockAdapter(axios);
+
     store.state.projects.abcproject = {
       mergeRequests: {},
     };
   });
 
   afterEach(() => {
+    mock.restore();
     resetStore(store);
   });
 
   describe('getMergeRequestData', () => {
-    beforeEach(() => {
-      spyOn(service, 'getProjectMergeRequestData').and.returnValue(
-        Promise.resolve({ data: { title: 'mergerequest' } }),
-      );
+    describe('success', () => {
+      beforeEach(() => {
+        spyOn(service, 'getProjectMergeRequestData').and.callThrough();
+
+        mock
+          .onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1/)
+          .reply(200, { title: 'mergerequest' });
+      });
+
+      it('calls getProjectMergeRequestData service method', done => {
+        store
+          .dispatch('getMergeRequestData', { projectId: 'abcproject', mergeRequestId: 1 })
+          .then(() => {
+            expect(service.getProjectMergeRequestData).toHaveBeenCalledWith('abcproject', 1);
+
+            done();
+          })
+          .catch(done.fail);
+      });
+
+      it('sets the Merge Request Object', done => {
+        store
+          .dispatch('getMergeRequestData', { projectId: 'abcproject', mergeRequestId: 1 })
+          .then(() => {
+            expect(store.state.projects.abcproject.mergeRequests['1'].title).toBe('mergerequest');
+            expect(store.state.currentMergeRequestId).toBe(1);
+
+            done();
+          })
+          .catch(done.fail);
+      });
     });
 
-    it('calls getProjectMergeRequestData service method', done => {
-      store
-        .dispatch('getMergeRequestData', { projectId: 'abcproject', mergeRequestId: 1 })
-        .then(() => {
-          expect(service.getProjectMergeRequestData).toHaveBeenCalledWith('abcproject', 1);
-
-          done();
-        })
-        .catch(done.fail);
-    });
-
-    it('sets the Merge Request Object', done => {
-      store
-        .dispatch('getMergeRequestData', { projectId: 'abcproject', mergeRequestId: 1 })
-        .then(() => {
-          expect(store.state.projects.abcproject.mergeRequests['1'].title).toBe('mergerequest');
-          expect(store.state.currentMergeRequestId).toBe(1);
-
-          done();
-        })
-        .catch(done.fail);
+    describe('error', () => {
+      beforeEach(() => {
+        mock.onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1/).networkError();
+      });
+
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatch');
+
+        getMergeRequestData(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          { projectId: 'abcproject', mergeRequestId: 1 },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading the merge request.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: {
+                projectId: 'abcproject',
+                mergeRequestId: 1,
+                force: false,
+              },
+            });
+
+            done();
+          });
+      });
     });
   });
 
   describe('getMergeRequestChanges', () => {
     beforeEach(() => {
-      spyOn(service, 'getProjectMergeRequestChanges').and.returnValue(
-        Promise.resolve({ data: { title: 'mergerequest' } }),
-      );
-
       store.state.projects.abcproject.mergeRequests['1'] = { changes: [] };
     });
 
-    it('calls getProjectMergeRequestChanges service method', done => {
-      store
-        .dispatch('getMergeRequestChanges', { projectId: 'abcproject', mergeRequestId: 1 })
-        .then(() => {
-          expect(service.getProjectMergeRequestChanges).toHaveBeenCalledWith('abcproject', 1);
-
-          done();
-        })
-        .catch(done.fail);
+    describe('success', () => {
+      beforeEach(() => {
+        spyOn(service, 'getProjectMergeRequestChanges').and.callThrough();
+
+        mock
+          .onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1\/changes/)
+          .reply(200, { title: 'mergerequest' });
+      });
+
+      it('calls getProjectMergeRequestChanges service method', done => {
+        store
+          .dispatch('getMergeRequestChanges', { projectId: 'abcproject', mergeRequestId: 1 })
+          .then(() => {
+            expect(service.getProjectMergeRequestChanges).toHaveBeenCalledWith('abcproject', 1);
+
+            done();
+          })
+          .catch(done.fail);
+      });
+
+      it('sets the Merge Request Changes Object', done => {
+        store
+          .dispatch('getMergeRequestChanges', { projectId: 'abcproject', mergeRequestId: 1 })
+          .then(() => {
+            expect(store.state.projects.abcproject.mergeRequests['1'].changes.title).toBe(
+              'mergerequest',
+            );
+            done();
+          })
+          .catch(done.fail);
+      });
     });
 
-    it('sets the Merge Request Changes Object', done => {
-      store
-        .dispatch('getMergeRequestChanges', { projectId: 'abcproject', mergeRequestId: 1 })
-        .then(() => {
-          expect(store.state.projects.abcproject.mergeRequests['1'].changes.title).toBe(
-            'mergerequest',
-          );
-          done();
-        })
-        .catch(done.fail);
+    describe('error', () => {
+      beforeEach(() => {
+        mock.onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1\/changes/).networkError();
+      });
+
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatch');
+
+        getMergeRequestChanges(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          { projectId: 'abcproject', mergeRequestId: 1 },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading the merge request changes.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: {
+                projectId: 'abcproject',
+                mergeRequestId: 1,
+                force: false,
+              },
+            });
+
+            done();
+          });
+      });
     });
   });
 
   describe('getMergeRequestVersions', () => {
     beforeEach(() => {
-      spyOn(service, 'getProjectMergeRequestVersions').and.returnValue(
-        Promise.resolve({ data: [{ id: 789 }] }),
-      );
-
       store.state.projects.abcproject.mergeRequests['1'] = { versions: [] };
     });
 
-    it('calls getProjectMergeRequestVersions service method', done => {
-      store
-        .dispatch('getMergeRequestVersions', { projectId: 'abcproject', mergeRequestId: 1 })
-        .then(() => {
-          expect(service.getProjectMergeRequestVersions).toHaveBeenCalledWith('abcproject', 1);
-
-          done();
-        })
-        .catch(done.fail);
+    describe('success', () => {
+      beforeEach(() => {
+        mock
+          .onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1\/versions/)
+          .reply(200, [{ id: 789 }]);
+        spyOn(service, 'getProjectMergeRequestVersions').and.callThrough();
+      });
+
+      it('calls getProjectMergeRequestVersions service method', done => {
+        store
+          .dispatch('getMergeRequestVersions', { projectId: 'abcproject', mergeRequestId: 1 })
+          .then(() => {
+            expect(service.getProjectMergeRequestVersions).toHaveBeenCalledWith('abcproject', 1);
+
+            done();
+          })
+          .catch(done.fail);
+      });
+
+      it('sets the Merge Request Versions Object', done => {
+        store
+          .dispatch('getMergeRequestVersions', { projectId: 'abcproject', mergeRequestId: 1 })
+          .then(() => {
+            expect(store.state.projects.abcproject.mergeRequests['1'].versions.length).toBe(1);
+            done();
+          })
+          .catch(done.fail);
+      });
     });
 
-    it('sets the Merge Request Versions Object', done => {
-      store
-        .dispatch('getMergeRequestVersions', { projectId: 'abcproject', mergeRequestId: 1 })
-        .then(() => {
-          expect(store.state.projects.abcproject.mergeRequests['1'].versions.length).toBe(1);
-          done();
-        })
-        .catch(done.fail);
+    describe('error', () => {
+      beforeEach(() => {
+        mock.onGet(/api\/(.*)\/projects\/abcproject\/merge_requests\/1\/versions/).networkError();
+      });
+
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatch');
+
+        getMergeRequestVersions(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          { projectId: 'abcproject', mergeRequestId: 1 },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading the merge request version data.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: {
+                projectId: 'abcproject',
+                mergeRequestId: 1,
+                force: false,
+              },
+            });
+
+            done();
+          });
+      });
     });
   });
 });
diff --git a/spec/javascripts/ide/stores/actions/project_spec.js b/spec/javascripts/ide/stores/actions/project_spec.js
index d71fc0e035e..ca79edafb7e 100644
--- a/spec/javascripts/ide/stores/actions/project_spec.js
+++ b/spec/javascripts/ide/stores/actions/project_spec.js
@@ -1,15 +1,32 @@
-import { refreshLastCommitData } from '~/ide/stores/actions';
+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
+import {
+  refreshLastCommitData,
+  showBranchNotFoundError,
+  createNewBranchFromDefault,
+  getBranchData,
+} from '~/ide/stores/actions';
 import store from '~/ide/stores';
 import service from '~/ide/services';
+import api from '~/api';
+import router from '~/ide/ide_router';
 import { resetStore } from '../../helpers';
 import testAction from '../../../helpers/vuex_action_helper';
 
 describe('IDE store project actions', () => {
+  let mock;
+
   beforeEach(() => {
-    store.state.projects['abc/def'] = {};
+    mock = new MockAdapter(axios);
+
+    store.state.projects['abc/def'] = {
+      branches: {},
+    };
   });
 
   afterEach(() => {
+    mock.restore();
+
     resetStore(store);
   });
 
@@ -80,4 +97,138 @@ describe('IDE store project actions', () => {
       );
     });
   });
+
+  describe('showBranchNotFoundError', () => {
+    it('dispatches setErrorMessage', done => {
+      testAction(
+        showBranchNotFoundError,
+        'master',
+        null,
+        [],
+        [
+          {
+            type: 'setErrorMessage',
+            payload: {
+              text: "Branch <strong>master</strong> was not found in this project's repository.",
+              action: jasmine.any(Function),
+              actionText: 'Create branch',
+              actionPayload: 'master',
+            },
+          },
+        ],
+        done,
+      );
+    });
+  });
+
+  describe('createNewBranchFromDefault', () => {
+    it('calls API', done => {
+      spyOn(api, 'createBranch').and.returnValue(Promise.resolve());
+      spyOn(router, 'push');
+
+      createNewBranchFromDefault(
+        {
+          state: {
+            currentProjectId: 'project-path',
+          },
+          getters: {
+            currentProject: {
+              default_branch: 'master',
+            },
+          },
+          dispatch() {},
+        },
+        'new-branch-name',
+      )
+        .then(() => {
+          expect(api.createBranch).toHaveBeenCalledWith('project-path', {
+            ref: 'master',
+            branch: 'new-branch-name',
+          });
+        })
+        .then(done)
+        .catch(done.fail);
+    });
+
+    it('clears error message', done => {
+      const dispatchSpy = jasmine.createSpy('dispatch');
+      spyOn(api, 'createBranch').and.returnValue(Promise.resolve());
+      spyOn(router, 'push');
+
+      createNewBranchFromDefault(
+        {
+          state: {
+            currentProjectId: 'project-path',
+          },
+          getters: {
+            currentProject: {
+              default_branch: 'master',
+            },
+          },
+          dispatch: dispatchSpy,
+        },
+        'new-branch-name',
+      )
+        .then(() => {
+          expect(dispatchSpy).toHaveBeenCalledWith('setErrorMessage', null);
+        })
+        .then(done)
+        .catch(done.fail);
+    });
+
+    it('reloads window', done => {
+      spyOn(api, 'createBranch').and.returnValue(Promise.resolve());
+      spyOn(router, 'push');
+
+      createNewBranchFromDefault(
+        {
+          state: {
+            currentProjectId: 'project-path',
+          },
+          getters: {
+            currentProject: {
+              default_branch: 'master',
+            },
+          },
+          dispatch() {},
+        },
+        'new-branch-name',
+      )
+        .then(() => {
+          expect(router.push).toHaveBeenCalled();
+        })
+        .then(done)
+        .catch(done.fail);
+    });
+  });
+
+  describe('getBranchData', () => {
+    describe('error', () => {
+      it('dispatches branch not found action when response is 404', done => {
+        const dispatch = jasmine.createSpy('dispatchSpy');
+
+        mock.onGet(/(.*)/).replyOnce(404);
+
+        getBranchData(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          {
+            projectId: 'abc/def',
+            branchId: 'master-testing',
+          },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch.calls.argsFor(0)).toEqual([
+              'showBranchNotFoundError',
+              'master-testing',
+            ]);
+            done();
+          });
+      });
+    });
+  });
 });
diff --git a/spec/javascripts/ide/stores/actions/tree_spec.js b/spec/javascripts/ide/stores/actions/tree_spec.js
index e0ef57a3966..6860e6cdb91 100644
--- a/spec/javascripts/ide/stores/actions/tree_spec.js
+++ b/spec/javascripts/ide/stores/actions/tree_spec.js
@@ -1,11 +1,16 @@
-import Vue from 'vue';
+import MockAdapter from 'axios-mock-adapter';
+import testAction from 'spec/helpers/vuex_action_helper';
+import { showTreeEntry, getFiles } from '~/ide/stores/actions/tree';
+import * as types from '~/ide/stores/mutation_types';
+import axios from '~/lib/utils/axios_utils';
 import store from '~/ide/stores';
 import service from '~/ide/services';
 import router from '~/ide/ide_router';
-import { file, resetStore } from '../../helpers';
+import { file, resetStore, createEntriesFromPaths } from '../../helpers';
 
 describe('Multi-file store tree actions', () => {
   let projectTree;
+  let mock;
 
   const basicCallParameters = {
     endpoint: 'rootEndpoint',
@@ -17,6 +22,8 @@ describe('Multi-file store tree actions', () => {
   beforeEach(() => {
     spyOn(router, 'push');
 
+    mock = new MockAdapter(axios);
+
     store.state.currentProjectId = 'abcproject';
     store.state.currentBranchId = 'master';
     store.state.projects.abcproject = {
@@ -30,49 +37,119 @@ describe('Multi-file store tree actions', () => {
   });
 
   afterEach(() => {
+    mock.restore();
     resetStore(store);
   });
 
   describe('getFiles', () => {
-    beforeEach(() => {
-      spyOn(service, 'getFiles').and.returnValue(
-        Promise.resolve({
-          json: () =>
-            Promise.resolve([
-              'file.txt',
-              'folder/fileinfolder.js',
-              'folder/subfolder/fileinsubfolder.js',
-            ]),
-        }),
-      );
+    describe('success', () => {
+      beforeEach(() => {
+        spyOn(service, 'getFiles').and.callThrough();
+
+        mock
+          .onGet(/(.*)/)
+          .replyOnce(200, [
+            'file.txt',
+            'folder/fileinfolder.js',
+            'folder/subfolder/fileinsubfolder.js',
+          ]);
+      });
+
+      it('calls service getFiles', done => {
+        store
+          .dispatch('getFiles', basicCallParameters)
+          .then(() => {
+            expect(service.getFiles).toHaveBeenCalledWith('', 'master');
+
+            done();
+          })
+          .catch(done.fail);
+      });
+
+      it('adds data into tree', done => {
+        store
+          .dispatch('getFiles', basicCallParameters)
+          .then(() => {
+            projectTree = store.state.trees['abcproject/master'];
+            expect(projectTree.tree.length).toBe(2);
+            expect(projectTree.tree[0].type).toBe('tree');
+            expect(projectTree.tree[0].tree[1].name).toBe('fileinfolder.js');
+            expect(projectTree.tree[1].type).toBe('blob');
+            expect(projectTree.tree[0].tree[0].tree[0].type).toBe('blob');
+            expect(projectTree.tree[0].tree[0].tree[0].name).toBe('fileinsubfolder.js');
+
+            done();
+          })
+          .catch(done.fail);
+      });
     });
 
-    it('calls service getFiles', done => {
-      store
-        .dispatch('getFiles', basicCallParameters)
-        .then(() => {
-          expect(service.getFiles).toHaveBeenCalledWith('', 'master');
+    describe('error', () => {
+      it('dispatches branch not found actions when response is 404', done => {
+        const dispatch = jasmine.createSpy('dispatchSpy');
 
-          done();
-        })
-        .catch(done.fail);
-    });
+        store.state.projects = {
+          'abc/def': {
+            web_url: `${gl.TEST_HOST}/files`,
+          },
+        };
 
-    it('adds data into tree', done => {
-      store
-        .dispatch('getFiles', basicCallParameters)
-        .then(() => {
-          projectTree = store.state.trees['abcproject/master'];
-          expect(projectTree.tree.length).toBe(2);
-          expect(projectTree.tree[0].type).toBe('tree');
-          expect(projectTree.tree[0].tree[1].name).toBe('fileinfolder.js');
-          expect(projectTree.tree[1].type).toBe('blob');
-          expect(projectTree.tree[0].tree[0].tree[0].type).toBe('blob');
-          expect(projectTree.tree[0].tree[0].tree[0].name).toBe('fileinsubfolder.js');
+        mock.onGet(/(.*)/).replyOnce(404);
 
-          done();
-        })
-        .catch(done.fail);
+        getFiles(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          {
+            projectId: 'abc/def',
+            branchId: 'master-testing',
+          },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch.calls.argsFor(0)).toEqual([
+              'showBranchNotFoundError',
+              'master-testing',
+            ]);
+            done();
+          });
+      });
+
+      it('dispatches error action', done => {
+        const dispatch = jasmine.createSpy('dispatchSpy');
+
+        store.state.projects = {
+          'abc/def': {
+            web_url: `${gl.TEST_HOST}/files`,
+          },
+        };
+
+        mock.onGet(/(.*)/).replyOnce(500);
+
+        getFiles(
+          {
+            commit() {},
+            dispatch,
+            state: store.state,
+          },
+          {
+            projectId: 'abc/def',
+            branchId: 'master-testing',
+          },
+        )
+          .then(done.fail)
+          .catch(() => {
+            expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
+              text: 'An error occured whilst loading all the files.',
+              action: jasmine.any(Function),
+              actionText: 'Please try again',
+              actionPayload: { projectId: 'abc/def', branchId: 'master-testing' },
+            });
+            done();
+          });
+      });
     });
   });
 
@@ -96,71 +173,32 @@ describe('Multi-file store tree actions', () => {
     });
   });
 
-  describe('getLastCommitData', () => {
+  describe('showTreeEntry', () => {
     beforeEach(() => {
-      spyOn(service, 'getTreeLastCommit').and.returnValue(
-        Promise.resolve({
-          headers: {
-            'more-logs-url': null,
-          },
-          json: () =>
-            Promise.resolve([
-              {
-                type: 'tree',
-                file_name: 'testing',
-                commit: {
-                  message: 'commit message',
-                  authored_date: '123',
-                },
-              },
-            ]),
-        }),
-      );
-
-      store.state.trees['abcproject/mybranch'] = {
-        tree: [],
-      };
-
-      projectTree = store.state.trees['abcproject/mybranch'];
-      projectTree.tree.push(file('testing', '1', 'tree'));
-      projectTree.lastCommitPath = 'lastcommitpath';
+      const paths = [
+        'grandparent',
+        'ancestor',
+        'grandparent/parent',
+        'grandparent/aunt',
+        'grandparent/parent/child.txt',
+        'grandparent/aunt/cousing.txt',
+      ];
+
+      Object.assign(store.state.entries, createEntriesFromPaths(paths));
     });
 
-    it('calls service with lastCommitPath', done => {
-      store
-        .dispatch('getLastCommitData', projectTree)
-        .then(() => {
-          expect(service.getTreeLastCommit).toHaveBeenCalledWith('lastcommitpath');
-
-          done();
-        })
-        .catch(done.fail);
-    });
-
-    it('updates trees last commit data', done => {
-      store
-        .dispatch('getLastCommitData', projectTree)
-        .then(Vue.nextTick)
-        .then(() => {
-          expect(projectTree.tree[0].lastCommit.message).toBe('commit message');
-
-          done();
-        })
-        .catch(done.fail);
-    });
-
-    it('does not update entry if not found', done => {
-      projectTree.tree[0].name = 'a';
-
-      store
-        .dispatch('getLastCommitData', projectTree)
-        .then(Vue.nextTick)
-        .then(() => {
-          expect(projectTree.tree[0].lastCommit.message).not.toBe('commit message');
-
-          done();
-        })
-        .catch(done.fail);
+    it('opens the parents', done => {
+      testAction(
+        showTreeEntry,
+        'grandparent/parent/child.txt',
+        store.state,
+        [
+          { type: types.SET_TREE_OPEN, payload: 'grandparent/parent' },
+          { type: types.SET_TREE_OPEN, payload: 'grandparent' },
+        ],
+        [{ type: 'showTreeEntry' }],
+        done,
+      );
     });
   });
 });
diff --git a/spec/javascripts/ide/stores/actions_spec.js b/spec/javascripts/ide/stores/actions_spec.js
index 062c3497623..8b665a6d79e 100644
--- a/spec/javascripts/ide/stores/actions_spec.js
+++ b/spec/javascripts/ide/stores/actions_spec.js
@@ -6,6 +6,7 @@ import actions, {
   setEmptyStateSvgs,
   updateActivityBarView,
   updateTempFlagForEntry,
+  setErrorMessage,
 } from '~/ide/stores/actions';
 import store from '~/ide/stores';
 import * as types from '~/ide/stores/mutation_types';
@@ -443,4 +444,17 @@ describe('Multi-file store actions', () => {
       );
     });
   });
+
+  describe('setErrorMessage', () => {
+    it('commis error messsage', done => {
+      testAction(
+        setErrorMessage,
+        'error',
+        null,
+        [{ type: types.SET_ERROR_MESSAGE, payload: 'error' }],
+        [],
+        done,
+      );
+    });
+  });
 });
diff --git a/spec/javascripts/ide/stores/getters_spec.js b/spec/javascripts/ide/stores/getters_spec.js
index 4833ba3edfd..70883e16b0d 100644
--- a/spec/javascripts/ide/stores/getters_spec.js
+++ b/spec/javascripts/ide/stores/getters_spec.js
@@ -147,12 +147,11 @@ describe('IDE store getters', () => {
       const commitTitle = 'Example commit title';
       const localGetters = {
         currentProject: {
-          branches: {
-            'example-branch': {
-              commit: {
-                title: commitTitle,
-              },
-            },
+          name: 'test-project',
+        },
+        currentBranch: {
+          commit: {
+            title: commitTitle,
           },
         },
       };
@@ -161,4 +160,23 @@ describe('IDE store getters', () => {
       expect(getters.lastCommit(localState, localGetters).title).toBe(commitTitle);
     });
   });
+
+  describe('currentBranch', () => {
+    it('returns current projects branch', () => {
+      const localGetters = {
+        currentProject: {
+          branches: {
+            master: {
+              name: 'master',
+            },
+          },
+        },
+      };
+      localState.currentBranchId = 'master';
+
+      expect(getters.currentBranch(localState, localGetters)).toEqual({
+        name: 'master',
+      });
+    });
+  });
 });
diff --git a/spec/javascripts/ide/stores/modules/commit/actions_spec.js b/spec/javascripts/ide/stores/modules/commit/actions_spec.js
index a2869ff378b..133ad627f34 100644
--- a/spec/javascripts/ide/stores/modules/commit/actions_spec.js
+++ b/spec/javascripts/ide/stores/modules/commit/actions_spec.js
@@ -108,77 +108,6 @@ describe('IDE commit module actions', () => {
     });
   });
 
-  describe('checkCommitStatus', () => {
-    beforeEach(() => {
-      store.state.currentProjectId = 'abcproject';
-      store.state.currentBranchId = 'master';
-      store.state.projects.abcproject = {
-        branches: {
-          master: {
-            workingReference: '1',
-          },
-        },
-      };
-    });
-
-    it('calls service', done => {
-      spyOn(service, 'getBranchData').and.returnValue(
-        Promise.resolve({
-          data: {
-            commit: { id: '123' },
-          },
-        }),
-      );
-
-      store
-        .dispatch('commit/checkCommitStatus')
-        .then(() => {
-          expect(service.getBranchData).toHaveBeenCalledWith('abcproject', 'master');
-
-          done();
-        })
-        .catch(done.fail);
-    });
-
-    it('returns true if current ref does not equal returned ID', done => {
-      spyOn(service, 'getBranchData').and.returnValue(
-        Promise.resolve({
-          data: {
-            commit: { id: '123' },
-          },
-        }),
-      );
-
-      store
-        .dispatch('commit/checkCommitStatus')
-        .then(val => {
-          expect(val).toBeTruthy();
-
-          done();
-        })
-        .catch(done.fail);
-    });
-
-    it('returns false if current ref equals returned ID', done => {
-      spyOn(service, 'getBranchData').and.returnValue(
-        Promise.resolve({
-          data: {
-            commit: { id: '1' },
-          },
-        }),
-      );
-
-      store
-        .dispatch('commit/checkCommitStatus')
-        .then(val => {
-          expect(val).toBeFalsy();
-
-          done();
-        })
-        .catch(done.fail);
-    });
-  });
-
   describe('updateFilesAfterCommit', () => {
     const data = {
       id: '123',
@@ -314,6 +243,7 @@ describe('IDE commit module actions', () => {
         ...file('changed'),
         type: 'blob',
         active: true,
+        lastCommitSha: '123456789',
       };
       store.state.stagedFiles.push(f);
       store.state.changedFiles = [
@@ -366,6 +296,7 @@ describe('IDE commit module actions', () => {
                   file_path: jasmine.anything(),
                   content: jasmine.anything(),
                   encoding: jasmine.anything(),
+                  last_commit_id: undefined,
                 },
               ],
               start_branch: 'master',
@@ -376,6 +307,32 @@ describe('IDE commit module actions', () => {
           .catch(done.fail);
       });
 
+      it('sends lastCommit ID when not creating new branch', done => {
+        store.state.commit.commitAction = '1';
+
+        store
+          .dispatch('commit/commitChanges')
+          .then(() => {
+            expect(service.commit).toHaveBeenCalledWith('abcproject', {
+              branch: jasmine.anything(),
+              commit_message: 'testing 123',
+              actions: [
+                {
+                  action: 'update',
+                  file_path: jasmine.anything(),
+                  content: jasmine.anything(),
+                  encoding: jasmine.anything(),
+                  last_commit_id: '123456789',
+                },
+              ],
+              start_branch: undefined,
+            });
+
+            done();
+          })
+          .catch(done.fail);
+      });
+
       it('sets last Commit Msg', done => {
         store
           .dispatch('commit/commitChanges')
diff --git a/spec/javascripts/ide/stores/modules/commit/getters_spec.js b/spec/javascripts/ide/stores/modules/commit/getters_spec.js
index 55580f046ad..44c941d6dbb 100644
--- a/spec/javascripts/ide/stores/modules/commit/getters_spec.js
+++ b/spec/javascripts/ide/stores/modules/commit/getters_spec.js
@@ -29,46 +29,6 @@ describe('IDE commit module getters', () => {
     });
   });
 
-  describe('commitButtonDisabled', () => {
-    const localGetters = {
-      discardDraftButtonDisabled: false,
-    };
-    const rootState = {
-      stagedFiles: ['a'],
-    };
-
-    it('returns false when discardDraftButtonDisabled is false & stagedFiles is not empty', () => {
-      expect(
-        getters.commitButtonDisabled(state, localGetters, rootState),
-      ).toBeFalsy();
-    });
-
-    it('returns true when discardDraftButtonDisabled is false & stagedFiles is empty', () => {
-      rootState.stagedFiles.length = 0;
-
-      expect(
-        getters.commitButtonDisabled(state, localGetters, rootState),
-      ).toBeTruthy();
-    });
-
-    it('returns true when discardDraftButtonDisabled is true', () => {
-      localGetters.discardDraftButtonDisabled = true;
-
-      expect(
-        getters.commitButtonDisabled(state, localGetters, rootState),
-      ).toBeTruthy();
-    });
-
-    it('returns true when discardDraftButtonDisabled is false & changedFiles is not empty', () => {
-      localGetters.discardDraftButtonDisabled = false;
-      rootState.stagedFiles.length = 0;
-
-      expect(
-        getters.commitButtonDisabled(state, localGetters, rootState),
-      ).toBeTruthy();
-    });
-  });
-
   describe('newBranchName', () => {
     it('includes username, currentBranchId, patch & random number', () => {
       gon.current_username = 'username';
@@ -108,9 +68,7 @@ describe('IDE commit module getters', () => {
         });
 
         it('uses newBranchName when not empty', () => {
-          expect(getters.branchName(state, localGetters, rootState)).toBe(
-            'state-newBranchName',
-          );
+          expect(getters.branchName(state, localGetters, rootState)).toBe('state-newBranchName');
         });
 
         it('uses getters newBranchName when state newBranchName is empty', () => {
@@ -118,11 +76,53 @@ describe('IDE commit module getters', () => {
             newBranchName: '',
           });
 
-          expect(getters.branchName(state, localGetters, rootState)).toBe(
-            'newBranchName',
-          );
+          expect(getters.branchName(state, localGetters, rootState)).toBe('newBranchName');
         });
       });
     });
   });
+
+  describe('preBuiltCommitMessage', () => {
+    let rootState = {};
+
+    beforeEach(() => {
+      rootState.changedFiles = [];
+      rootState.stagedFiles = [];
+    });
+
+    afterEach(() => {
+      rootState = {};
+    });
+
+    it('returns commitMessage when set', () => {
+      state.commitMessage = 'test commit message';
+
+      expect(getters.preBuiltCommitMessage(state, null, rootState)).toBe('test commit message');
+    });
+
+    ['changedFiles', 'stagedFiles'].forEach(key => {
+      it('returns commitMessage with updated file', () => {
+        rootState[key].push({
+          path: 'test-file',
+        });
+
+        expect(getters.preBuiltCommitMessage(state, null, rootState)).toBe('Update test-file');
+      });
+
+      it('returns commitMessage with updated files', () => {
+        rootState[key].push(
+          {
+            path: 'test-file',
+          },
+          {
+            path: 'index.js',
+          },
+        );
+
+        expect(getters.preBuiltCommitMessage(state, null, rootState)).toBe(
+          'Update test-file, index.js files',
+        );
+      });
+    });
+  });
 });
diff --git a/spec/javascripts/ide/stores/modules/merge_requests/actions_spec.js b/spec/javascripts/ide/stores/modules/merge_requests/actions_spec.js
index b571cfb963a..fa4c18931e5 100644
--- a/spec/javascripts/ide/stores/modules/merge_requests/actions_spec.js
+++ b/spec/javascripts/ide/stores/modules/merge_requests/actions_spec.js
@@ -8,7 +8,9 @@ import actions, {
   receiveMergeRequestsSuccess,
   fetchMergeRequests,
   resetMergeRequests,
+  openMergeRequest,
 } from '~/ide/stores/modules/merge_requests/actions';
+import router from '~/ide/ide_router';
 import { mergeRequests } from '../../../mock_data';
 import testAction from '../../../../helpers/vuex_action_helper';
 
@@ -29,9 +31,9 @@ describe('IDE merge requests actions', () => {
     it('should should commit request', done => {
       testAction(
         requestMergeRequests,
-        null,
+        'created',
         mockedState,
-        [{ type: types.REQUEST_MERGE_REQUESTS }],
+        [{ type: types.REQUEST_MERGE_REQUESTS, payload: 'created' }],
         [],
         done,
       );
@@ -48,16 +50,16 @@ describe('IDE merge requests actions', () => {
     it('should should commit error', done => {
       testAction(
         receiveMergeRequestsError,
-        null,
+        'created',
         mockedState,
-        [{ type: types.RECEIVE_MERGE_REQUESTS_ERROR }],
+        [{ type: types.RECEIVE_MERGE_REQUESTS_ERROR, payload: 'created' }],
         [],
         done,
       );
     });
 
     it('creates flash message', () => {
-      receiveMergeRequestsError({ commit() {} });
+      receiveMergeRequestsError({ commit() {} }, 'created');
 
       expect(flashSpy).toHaveBeenCalled();
     });
@@ -67,9 +69,14 @@ describe('IDE merge requests actions', () => {
     it('should commit received data', done => {
       testAction(
         receiveMergeRequestsSuccess,
-        'data',
+        { type: 'created', data: 'data' },
         mockedState,
-        [{ type: types.RECEIVE_MERGE_REQUESTS_SUCCESS, payload: 'data' }],
+        [
+          {
+            type: types.RECEIVE_MERGE_REQUESTS_SUCCESS,
+            payload: { type: 'created', data: 'data' },
+          },
+        ],
         [],
         done,
       );
@@ -86,14 +93,14 @@ describe('IDE merge requests actions', () => {
         mock.onGet(/\/api\/v4\/merge_requests(.*)$/).replyOnce(200, mergeRequests);
       });
 
-      it('calls API with params from state', () => {
+      it('calls API with params', () => {
         const apiSpy = spyOn(axios, 'get').and.callThrough();
 
-        fetchMergeRequests({ dispatch() {}, state: mockedState });
+        fetchMergeRequests({ dispatch() {}, state: mockedState }, { type: 'created' });
 
         expect(apiSpy).toHaveBeenCalledWith(jasmine.anything(), {
           params: {
-            scope: 'assigned-to-me',
+            scope: 'created-by-me',
             state: 'opened',
             search: '',
           },
@@ -103,11 +110,14 @@ describe('IDE merge requests actions', () => {
       it('calls API with search', () => {
         const apiSpy = spyOn(axios, 'get').and.callThrough();
 
-        fetchMergeRequests({ dispatch() {}, state: mockedState }, 'testing search');
+        fetchMergeRequests(
+          { dispatch() {}, state: mockedState },
+          { type: 'created', search: 'testing search' },
+        );
 
         expect(apiSpy).toHaveBeenCalledWith(jasmine.anything(), {
           params: {
-            scope: 'assigned-to-me',
+            scope: 'created-by-me',
             state: 'opened',
             search: 'testing search',
           },
@@ -117,7 +127,7 @@ describe('IDE merge requests actions', () => {
       it('dispatches request', done => {
         testAction(
           fetchMergeRequests,
-          null,
+          { type: 'created' },
           mockedState,
           [],
           [
@@ -132,13 +142,16 @@ describe('IDE merge requests actions', () => {
       it('dispatches success with received data', done => {
         testAction(
           fetchMergeRequests,
-          null,
+          { type: 'created' },
           mockedState,
           [],
           [
             { type: 'requestMergeRequests' },
             { type: 'resetMergeRequests' },
-            { type: 'receiveMergeRequestsSuccess', payload: mergeRequests },
+            {
+              type: 'receiveMergeRequestsSuccess',
+              payload: { type: 'created', data: mergeRequests },
+            },
           ],
           done,
         );
@@ -153,7 +166,7 @@ describe('IDE merge requests actions', () => {
       it('dispatches error', done => {
         testAction(
           fetchMergeRequests,
-          null,
+          { type: 'created' },
           mockedState,
           [],
           [
@@ -171,12 +184,59 @@ describe('IDE merge requests actions', () => {
     it('commits reset', done => {
       testAction(
         resetMergeRequests,
-        null,
+        'created',
         mockedState,
-        [{ type: types.RESET_MERGE_REQUESTS }],
+        [{ type: types.RESET_MERGE_REQUESTS, payload: 'created' }],
         [],
         done,
       );
     });
   });
+
+  describe('openMergeRequest', () => {
+    beforeEach(() => {
+      spyOn(router, 'push');
+    });
+
+    it('commits reset mutations and actions', done => {
+      const commit = jasmine.createSpy();
+      const dispatch = jasmine.createSpy().and.returnValue(Promise.resolve());
+      openMergeRequest({ commit, dispatch }, { projectPath: 'gitlab-org/gitlab-ce', id: '1' });
+
+      setTimeout(() => {
+        expect(commit.calls.argsFor(0)).toEqual(['CLEAR_PROJECTS', null, { root: true }]);
+        expect(commit.calls.argsFor(1)).toEqual(['SET_CURRENT_MERGE_REQUEST', '1', { root: true }]);
+        expect(commit.calls.argsFor(2)).toEqual(['RESET_OPEN_FILES', null, { root: true }]);
+
+        expect(dispatch.calls.argsFor(0)).toEqual(['setCurrentBranchId', '', { root: true }]);
+        expect(dispatch.calls.argsFor(1)).toEqual([
+          'pipelines/stopPipelinePolling',
+          null,
+          { root: true },
+        ]);
+        expect(dispatch.calls.argsFor(2)).toEqual(['setRightPane', null, { root: true }]);
+        expect(dispatch.calls.argsFor(3)).toEqual([
+          'pipelines/resetLatestPipeline',
+          null,
+          { root: true },
+        ]);
+        expect(dispatch.calls.argsFor(4)).toEqual([
+          'pipelines/clearEtagPoll',
+          null,
+          { root: true },
+        ]);
+
+        done();
+      });
+    });
+
+    it('pushes new route', () => {
+      openMergeRequest(
+        { commit() {}, dispatch: () => Promise.resolve() },
+        { projectPath: 'gitlab-org/gitlab-ce', id: '1' },
+      );
+
+      expect(router.push).toHaveBeenCalledWith('/project/gitlab-org/gitlab-ce/merge_requests/1');
+    });
+  });
 });
diff --git a/spec/javascripts/ide/stores/modules/merge_requests/mutations_spec.js b/spec/javascripts/ide/stores/modules/merge_requests/mutations_spec.js
index 664d3914564..ea03131d90d 100644
--- a/spec/javascripts/ide/stores/modules/merge_requests/mutations_spec.js
+++ b/spec/javascripts/ide/stores/modules/merge_requests/mutations_spec.js
@@ -12,26 +12,29 @@ describe('IDE merge requests mutations', () => {
 
   describe(types.REQUEST_MERGE_REQUESTS, () => {
     it('sets loading to true', () => {
-      mutations[types.REQUEST_MERGE_REQUESTS](mockedState);
+      mutations[types.REQUEST_MERGE_REQUESTS](mockedState, 'created');
 
-      expect(mockedState.isLoading).toBe(true);
+      expect(mockedState.created.isLoading).toBe(true);
     });
   });
 
   describe(types.RECEIVE_MERGE_REQUESTS_ERROR, () => {
     it('sets loading to false', () => {
-      mutations[types.RECEIVE_MERGE_REQUESTS_ERROR](mockedState);
+      mutations[types.RECEIVE_MERGE_REQUESTS_ERROR](mockedState, 'created');
 
-      expect(mockedState.isLoading).toBe(false);
+      expect(mockedState.created.isLoading).toBe(false);
     });
   });
 
   describe(types.RECEIVE_MERGE_REQUESTS_SUCCESS, () => {
     it('sets merge requests', () => {
       gon.gitlab_url = gl.TEST_HOST;
-      mutations[types.RECEIVE_MERGE_REQUESTS_SUCCESS](mockedState, mergeRequests);
+      mutations[types.RECEIVE_MERGE_REQUESTS_SUCCESS](mockedState, {
+        type: 'created',
+        data: mergeRequests,
+      });
 
-      expect(mockedState.mergeRequests).toEqual([
+      expect(mockedState.created.mergeRequests).toEqual([
         {
           id: 1,
           iid: 1,
@@ -47,9 +50,9 @@ describe('IDE merge requests mutations', () => {
     it('clears merge request array', () => {
       mockedState.mergeRequests = ['test'];
 
-      mutations[types.RESET_MERGE_REQUESTS](mockedState);
+      mutations[types.RESET_MERGE_REQUESTS](mockedState, 'created');
 
-      expect(mockedState.mergeRequests).toEqual([]);
+      expect(mockedState.created.mergeRequests).toEqual([]);
     });
   });
 });
diff --git a/spec/javascripts/ide/stores/modules/pipelines/actions_spec.js b/spec/javascripts/ide/stores/modules/pipelines/actions_spec.js
index f26eaf9c81f..f47e69d6e5b 100644
--- a/spec/javascripts/ide/stores/modules/pipelines/actions_spec.js
+++ b/spec/javascripts/ide/stores/modules/pipelines/actions_spec.js
@@ -13,9 +13,16 @@ import actions, {
   receiveJobsSuccess,
   fetchJobs,
   toggleStageCollapsed,
+  setDetailJob,
+  requestJobTrace,
+  receiveJobTraceError,
+  receiveJobTraceSuccess,
+  fetchJobTrace,
+  resetLatestPipeline,
 } from '~/ide/stores/modules/pipelines/actions';
 import state from '~/ide/stores/modules/pipelines/state';
 import * as types from '~/ide/stores/modules/pipelines/mutation_types';
+import { rightSidebarViews } from '~/ide/constants';
 import testAction from '../../../../helpers/vuex_action_helper';
 import { pipelines, jobs } from '../../../mock_data';
 
@@ -281,4 +288,149 @@ describe('IDE pipelines actions', () => {
       );
     });
   });
+
+  describe('setDetailJob', () => {
+    it('commits job', done => {
+      testAction(
+        setDetailJob,
+        'job',
+        mockedState,
+        [{ type: types.SET_DETAIL_JOB, payload: 'job' }],
+        [{ type: 'setRightPane' }],
+        done,
+      );
+    });
+
+    it('dispatches setRightPane as pipeline when job is null', done => {
+      testAction(
+        setDetailJob,
+        null,
+        mockedState,
+        [{ type: types.SET_DETAIL_JOB }],
+        [{ type: 'setRightPane', payload: rightSidebarViews.pipelines }],
+        done,
+      );
+    });
+
+    it('dispatches setRightPane as job', done => {
+      testAction(
+        setDetailJob,
+        'job',
+        mockedState,
+        [{ type: types.SET_DETAIL_JOB }],
+        [{ type: 'setRightPane', payload: rightSidebarViews.jobsDetail }],
+        done,
+      );
+    });
+  });
+
+  describe('requestJobTrace', () => {
+    it('commits request', done => {
+      testAction(requestJobTrace, null, mockedState, [{ type: types.REQUEST_JOB_TRACE }], [], done);
+    });
+  });
+
+  describe('receiveJobTraceError', () => {
+    it('commits error', done => {
+      testAction(
+        receiveJobTraceError,
+        null,
+        mockedState,
+        [{ type: types.RECEIVE_JOB_TRACE_ERROR }],
+        [],
+        done,
+      );
+    });
+
+    it('creates flash message', () => {
+      const flashSpy = spyOnDependency(actions, 'flash');
+
+      receiveJobTraceError({ commit() {} });
+
+      expect(flashSpy).toHaveBeenCalled();
+    });
+  });
+
+  describe('receiveJobTraceSuccess', () => {
+    it('commits data', done => {
+      testAction(
+        receiveJobTraceSuccess,
+        'data',
+        mockedState,
+        [{ type: types.RECEIVE_JOB_TRACE_SUCCESS, payload: 'data' }],
+        [],
+        done,
+      );
+    });
+  });
+
+  describe('fetchJobTrace', () => {
+    beforeEach(() => {
+      mockedState.detailJob = {
+        path: `${gl.TEST_HOST}/project/builds`,
+      };
+    });
+
+    describe('success', () => {
+      beforeEach(() => {
+        spyOn(axios, 'get').and.callThrough();
+        mock.onGet(`${gl.TEST_HOST}/project/builds/trace`).replyOnce(200, { html: 'html' });
+      });
+
+      it('dispatches request', done => {
+        testAction(
+          fetchJobTrace,
+          null,
+          mockedState,
+          [],
+          [
+            { type: 'requestJobTrace' },
+            { type: 'receiveJobTraceSuccess', payload: { html: 'html' } },
+          ],
+          done,
+        );
+      });
+
+      it('sends get request to correct URL', () => {
+        fetchJobTrace({ state: mockedState, dispatch() {} });
+
+        expect(axios.get).toHaveBeenCalledWith(`${gl.TEST_HOST}/project/builds/trace`, {
+          params: { format: 'json' },
+        });
+      });
+    });
+
+    describe('error', () => {
+      beforeEach(() => {
+        mock.onGet(`${gl.TEST_HOST}/project/builds/trace`).replyOnce(500);
+      });
+
+      it('dispatches error', done => {
+        testAction(
+          fetchJobTrace,
+          null,
+          mockedState,
+          [],
+          [{ type: 'requestJobTrace' }, { type: 'receiveJobTraceError' }],
+          done,
+        );
+      });
+    });
+  });
+
+  describe('resetLatestPipeline', () => {
+    it('commits reset mutations', done => {
+      testAction(
+        resetLatestPipeline,
+        null,
+        mockedState,
+        [
+          { type: types.RECEIVE_LASTEST_PIPELINE_SUCCESS, payload: null },
+          { type: types.SET_DETAIL_JOB, payload: null },
+        ],
+        [],
+        done,
+      );
+    });
+  });
 });
diff --git a/spec/javascripts/ide/stores/modules/pipelines/mutations_spec.js b/spec/javascripts/ide/stores/modules/pipelines/mutations_spec.js
index 6285c01d483..eb7346bd5fc 100644
--- a/spec/javascripts/ide/stores/modules/pipelines/mutations_spec.js
+++ b/spec/javascripts/ide/stores/modules/pipelines/mutations_spec.js
@@ -147,6 +147,10 @@ describe('IDE pipelines mutations', () => {
           name: job.name,
           status: job.status,
           path: job.build_path,
+          rawPath: `${job.build_path}/raw`,
+          started: job.started,
+          isLoading: false,
+          output: '',
         })),
       );
     });
@@ -171,4 +175,49 @@ describe('IDE pipelines mutations', () => {
       expect(mockedState.stages[0].isCollapsed).toBe(false);
     });
   });
+
+  describe(types.SET_DETAIL_JOB, () => {
+    it('sets detail job', () => {
+      mutations[types.SET_DETAIL_JOB](mockedState, jobs[0]);
+
+      expect(mockedState.detailJob).toEqual(jobs[0]);
+    });
+  });
+
+  describe(types.REQUEST_JOB_TRACE, () => {
+    beforeEach(() => {
+      mockedState.detailJob = { ...jobs[0] };
+    });
+
+    it('sets loading on detail job', () => {
+      mutations[types.REQUEST_JOB_TRACE](mockedState);
+
+      expect(mockedState.detailJob.isLoading).toBe(true);
+    });
+  });
+
+  describe(types.RECEIVE_JOB_TRACE_ERROR, () => {
+    beforeEach(() => {
+      mockedState.detailJob = { ...jobs[0], isLoading: true };
+    });
+
+    it('sets loading to false on detail job', () => {
+      mutations[types.RECEIVE_JOB_TRACE_ERROR](mockedState);
+
+      expect(mockedState.detailJob.isLoading).toBe(false);
+    });
+  });
+
+  describe(types.RECEIVE_JOB_TRACE_SUCCESS, () => {
+    beforeEach(() => {
+      mockedState.detailJob = { ...jobs[0], isLoading: true };
+    });
+
+    it('sets output on detail job', () => {
+      mutations[types.RECEIVE_JOB_TRACE_SUCCESS](mockedState, { html: 'html' });
+
+      expect(mockedState.detailJob.output).toBe('html');
+      expect(mockedState.detailJob.isLoading).toBe(false);
+    });
+  });
 });
diff --git a/spec/javascripts/ide/stores/mutations/file_spec.js b/spec/javascripts/ide/stores/mutations/file_spec.js
index e83961fcedc..52f83be8e8c 100644
--- a/spec/javascripts/ide/stores/mutations/file_spec.js
+++ b/spec/javascripts/ide/stores/mutations/file_spec.js
@@ -152,6 +152,53 @@ describe('IDE store file mutations', () => {
 
       expect(localFile.mrChange.diff).toBe('ABC');
     });
+
+    it('has diffMode replaced by default', () => {
+      mutations.SET_FILE_MERGE_REQUEST_CHANGE(localState, {
+        file: localFile,
+        mrChange: {
+          diff: 'ABC',
+        },
+      });
+
+      expect(localFile.mrChange.diffMode).toBe('replaced');
+    });
+
+    it('has diffMode new', () => {
+      mutations.SET_FILE_MERGE_REQUEST_CHANGE(localState, {
+        file: localFile,
+        mrChange: {
+          diff: 'ABC',
+          new_file: true,
+        },
+      });
+
+      expect(localFile.mrChange.diffMode).toBe('new');
+    });
+
+    it('has diffMode deleted', () => {
+      mutations.SET_FILE_MERGE_REQUEST_CHANGE(localState, {
+        file: localFile,
+        mrChange: {
+          diff: 'ABC',
+          deleted_file: true,
+        },
+      });
+
+      expect(localFile.mrChange.diffMode).toBe('deleted');
+    });
+
+    it('has diffMode renamed', () => {
+      mutations.SET_FILE_MERGE_REQUEST_CHANGE(localState, {
+        file: localFile,
+        mrChange: {
+          diff: 'ABC',
+          renamed_file: true,
+        },
+      });
+
+      expect(localFile.mrChange.diffMode).toBe('renamed');
+    });
   });
 
   describe('DISCARD_FILE_CHANGES', () => {
diff --git a/spec/javascripts/ide/stores/mutations_spec.js b/spec/javascripts/ide/stores/mutations_spec.js
index 972713c5ad2..98016f593aa 100644
--- a/spec/javascripts/ide/stores/mutations_spec.js
+++ b/spec/javascripts/ide/stores/mutations_spec.js
@@ -148,4 +148,12 @@ describe('Multi-file store mutations', () => {
       expect(localState.unusedSeal).toBe(false);
     });
   });
+
+  describe('SET_ERROR_MESSAGE', () => {
+    it('updates error message', () => {
+      mutations.SET_ERROR_MESSAGE(localState, 'error');
+
+      expect(localState.errorMessage).toBe('error');
+    });
+  });
 });
diff --git a/spec/javascripts/ide/stores/utils_spec.js b/spec/javascripts/ide/stores/utils_spec.js
index f38ac6dd82f..6c5980cfae4 100644
--- a/spec/javascripts/ide/stores/utils_spec.js
+++ b/spec/javascripts/ide/stores/utils_spec.js
@@ -1,4 +1,5 @@
 import * as utils from '~/ide/stores/utils';
+import { file } from '../helpers';
 
 describe('Multi-file store utils', () => {
   describe('setPageTitle', () => {
@@ -63,4 +64,113 @@ describe('Multi-file store utils', () => {
       expect(foundEntry).toBeUndefined();
     });
   });
+
+  describe('createCommitPayload', () => {
+    it('returns API payload', () => {
+      const state = {
+        commitMessage: 'commit message',
+      };
+      const rootState = {
+        stagedFiles: [
+          {
+            ...file('staged'),
+            path: 'staged',
+            content: 'updated file content',
+            lastCommitSha: '123456789',
+          },
+          {
+            ...file('newFile'),
+            path: 'added',
+            tempFile: true,
+            content: 'new file content',
+            base64: true,
+            lastCommitSha: '123456789',
+          },
+        ],
+        currentBranchId: 'master',
+      };
+      const payload = utils.createCommitPayload({
+        branch: 'master',
+        newBranch: false,
+        state,
+        rootState,
+        getters: {},
+      });
+
+      expect(payload).toEqual({
+        branch: 'master',
+        commit_message: 'commit message',
+        actions: [
+          {
+            action: 'update',
+            file_path: 'staged',
+            content: 'updated file content',
+            encoding: 'text',
+            last_commit_id: '123456789',
+          },
+          {
+            action: 'create',
+            file_path: 'added',
+            content: 'new file content',
+            encoding: 'base64',
+            last_commit_id: '123456789',
+          },
+        ],
+        start_branch: undefined,
+      });
+    });
+
+    it('uses prebuilt commit message when commit message is empty', () => {
+      const rootState = {
+        stagedFiles: [
+          {
+            ...file('staged'),
+            path: 'staged',
+            content: 'updated file content',
+            lastCommitSha: '123456789',
+          },
+          {
+            ...file('newFile'),
+            path: 'added',
+            tempFile: true,
+            content: 'new file content',
+            base64: true,
+            lastCommitSha: '123456789',
+          },
+        ],
+        currentBranchId: 'master',
+      };
+      const payload = utils.createCommitPayload({
+        branch: 'master',
+        newBranch: false,
+        state: {},
+        rootState,
+        getters: {
+          preBuiltCommitMessage: 'prebuilt test commit message',
+        },
+      });
+
+      expect(payload).toEqual({
+        branch: 'master',
+        commit_message: 'prebuilt test commit message',
+        actions: [
+          {
+            action: 'update',
+            file_path: 'staged',
+            content: 'updated file content',
+            encoding: 'text',
+            last_commit_id: '123456789',
+          },
+          {
+            action: 'create',
+            file_path: 'added',
+            content: 'new file content',
+            encoding: 'base64',
+            last_commit_id: '123456789',
+          },
+        ],
+        start_branch: undefined,
+      });
+    });
+  });
 });
diff --git a/spec/javascripts/importer_status_spec.js b/spec/javascripts/importer_status_spec.js
index 0575d02886d..63cdb3d5114 100644
--- a/spec/javascripts/importer_status_spec.js
+++ b/spec/javascripts/importer_status_spec.js
@@ -45,7 +45,25 @@ describe('Importer Status', () => {
         currentTarget: document.querySelector('.js-add-to-import'),
       })
       .then(() => {
-        expect(document.querySelector('tr').classList.contains('active')).toEqual(true);
+        expect(document.querySelector('tr').classList.contains('table-active')).toEqual(true);
+        done();
+      })
+      .catch(done.fail);
+    });
+
+    it('shows error message after failed POST request', (done) => {
+      appendSetFixtures('<div class="flash-container"></div>');
+
+      mock.onPost(importUrl).reply(422, {
+        errors: 'You forgot your lunch',
+      });
+
+      instance.addToImport({
+        currentTarget: document.querySelector('.js-add-to-import'),
+      })
+      .then(() => {
+        const flashMessage = document.querySelector('.flash-text');
+        expect(flashMessage.textContent.trim()).toEqual('An error occurred while importing project: You forgot your lunch');
         done();
       })
       .catch(done.fail);
diff --git a/spec/javascripts/issuable_time_tracker_spec.js b/spec/javascripts/issuable_time_tracker_spec.js
index ba9040524b1..5add150f874 100644
--- a/spec/javascripts/issuable_time_tracker_spec.js
+++ b/spec/javascripts/issuable_time_tracker_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable no-unused-vars, space-before-function-paren, func-call-spacing, no-spaced-func, semi, max-len, quotes, space-infix-ops, padded-blocks */
+/* eslint-disable no-unused-vars, func-call-spacing, no-spaced-func, semi, quotes, space-infix-ops, max-len */
 
 import $ from 'jquery';
 import Vue from 'vue';
diff --git a/spec/javascripts/issue_show/components/app_spec.js b/spec/javascripts/issue_show/components/app_spec.js
index bf1f0c822fe..eb5e0bddb74 100644
--- a/spec/javascripts/issue_show/components/app_spec.js
+++ b/spec/javascripts/issue_show/components/app_spec.js
@@ -145,7 +145,7 @@ describe('Issuable output', () => {
         resolve({
           data: {
             confidential: false,
-            web_url: location.pathname,
+            web_url: window.location.pathname,
           },
         });
       }));
@@ -177,7 +177,7 @@ describe('Issuable output', () => {
       spyOn(vm.service, 'updateIssuable').and.callFake(() => new Promise((resolve) => {
         resolve({
           data: {
-            web_url: location.pathname,
+            web_url: window.location.pathname,
             confidential: vm.isConfidential,
           },
         });
diff --git a/spec/javascripts/issue_spec.js b/spec/javascripts/issue_spec.js
index 047ecab27db..e12419b835d 100644
--- a/spec/javascripts/issue_spec.js
+++ b/spec/javascripts/issue_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, one-var, one-var-declaration-per-line, no-use-before-define, comma-dangle, max-len */
+/* eslint-disable one-var, one-var-declaration-per-line, no-use-before-define, comma-dangle */
 
 import $ from 'jquery';
 import MockAdapter from 'axios-mock-adapter';
diff --git a/spec/javascripts/job_spec.js b/spec/javascripts/job_spec.js
index da00b615c9b..79e375aa02e 100644
--- a/spec/javascripts/job_spec.js
+++ b/spec/javascripts/job_spec.js
@@ -304,7 +304,6 @@ describe('Job', () => {
   describe('getBuildTrace', () => {
     it('should request build trace with state parameter', (done) => {
       spyOn(axios, 'get').and.callThrough();
-      // eslint-disable-next-line no-new
       job = new Job();
 
       setTimeout(() => {
diff --git a/spec/javascripts/jobs/header_spec.js b/spec/javascripts/jobs/header_spec.js
index 4f861c39d3f..cef30a007db 100644
--- a/spec/javascripts/jobs/header_spec.js
+++ b/spec/javascripts/jobs/header_spec.js
@@ -13,6 +13,9 @@ describe('Job details header', () => {
     const threeWeeksAgo = new Date();
     threeWeeksAgo.setDate(threeWeeksAgo.getDate() - 21);
 
+    const twoDaysAgo = new Date();
+    twoDaysAgo.setDate(twoDaysAgo.getDate() - 2);
+
     props = {
       job: {
         status: {
@@ -31,7 +34,7 @@ describe('Job details header', () => {
           email: 'foo@bar.com',
           avatar_url: 'link',
         },
-        started: '2018-01-08T09:48:27.319Z',
+        started: twoDaysAgo.toISOString(),
         new_issue_path: 'path',
       },
       isLoading: false,
@@ -69,7 +72,7 @@ describe('Job details header', () => {
           .querySelector('.header-main-content')
           .textContent.replace(/\s+/g, ' ')
           .trim(),
-      ).toEqual('failed Job #123 triggered 3 weeks ago by Foo');
+      ).toEqual('failed Job #123 triggered 2 days ago by Foo');
     });
 
     it('should render new issue link', () => {
diff --git a/spec/javascripts/jobs/mock_data.js b/spec/javascripts/jobs/mock_data.js
index 25ca8eb6c0b..dd025255bd1 100644
--- a/spec/javascripts/jobs/mock_data.js
+++ b/spec/javascripts/jobs/mock_data.js
@@ -20,7 +20,7 @@ export default {
     group: 'success',
     has_details: true,
     details_path: '/root/ci-mock/-/jobs/4757',
-    favicon: '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+    favicon: '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
     action: {
       icon: 'retry',
       title: 'Retry',
@@ -78,7 +78,7 @@ export default {
         group: 'success',
         has_details: true,
         details_path: '/root/ci-mock/pipelines/140',
-        favicon: '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+        favicon: '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
       },
       duration: 6,
       finished_at: '2017-06-01T17:32:00.042Z',
diff --git a/spec/javascripts/labels_select_spec.js b/spec/javascripts/labels_select_spec.js
index a2b89c0aef5..386e00bfd0c 100644
--- a/spec/javascripts/labels_select_spec.js
+++ b/spec/javascripts/labels_select_spec.js
@@ -40,5 +40,9 @@ describe('LabelsSelect', () => {
     it('generated label item template has correct label styles', () => {
       expect($labelEl.find('span.label').attr('style')).toBe(`background-color: ${label.color}; color: ${label.text_color};`);
     });
+
+    it('generated label item has a badge class', () => {
+      expect($labelEl.find('span').hasClass('badge')).toEqual(true);
+    });
   });
 });
diff --git a/spec/javascripts/lib/utils/common_utils_spec.js b/spec/javascripts/lib/utils/common_utils_spec.js
index 27f06573432..41ff59949e5 100644
--- a/spec/javascripts/lib/utils/common_utils_spec.js
+++ b/spec/javascripts/lib/utils/common_utils_spec.js
@@ -2,6 +2,7 @@
 import axios from '~/lib/utils/axios_utils';
 import * as commonUtils from '~/lib/utils/common_utils';
 import MockAdapter from 'axios-mock-adapter';
+import { faviconDataUrl, overlayDataUrl, faviconWithOverlayDataUrl } from './mock_data';
 
 describe('common_utils', () => {
   describe('parseUrl', () => {
@@ -39,13 +40,13 @@ describe('common_utils', () => {
     });
 
     it('should decode params', () => {
-      history.pushState('', '', '?label_name%5B%5D=test');
+      window.history.pushState('', '', '?label_name%5B%5D=test');
 
       expect(
         commonUtils.getUrlParamsArray()[0],
       ).toBe('label_name[]=test');
 
-      history.pushState('', '', '?');
+      window.history.pushState('', '', '?');
     });
   });
 
@@ -395,6 +396,7 @@ describe('common_utils', () => {
       const favicon = document.createElement('link');
       favicon.setAttribute('id', 'favicon');
       favicon.setAttribute('href', 'default/favicon');
+      favicon.setAttribute('data-default-href', 'default/favicon');
       document.body.appendChild(favicon);
     });
 
@@ -413,7 +415,7 @@ describe('common_utils', () => {
     beforeEach(() => {
       const favicon = document.createElement('link');
       favicon.setAttribute('id', 'favicon');
-      favicon.setAttribute('href', 'default/favicon');
+      favicon.setAttribute('data-original-href', 'default/favicon');
       document.body.appendChild(favicon);
     });
 
@@ -421,12 +423,43 @@ describe('common_utils', () => {
       document.body.removeChild(document.getElementById('favicon'));
     });
 
-    it('should reset page favicon to tanuki', () => {
+    it('should reset page favicon to the default icon', () => {
+      const favicon = document.getElementById('favicon');
+      favicon.setAttribute('href', 'new/favicon');
       commonUtils.resetFavicon();
       expect(document.getElementById('favicon').getAttribute('href')).toEqual('default/favicon');
     });
   });
 
+  describe('createOverlayIcon', () => {
+    it('should return the favicon with the overlay', (done) => {
+      commonUtils.createOverlayIcon(faviconDataUrl, overlayDataUrl).then((url) => {
+        expect(url).toEqual(faviconWithOverlayDataUrl);
+        done();
+      });
+    });
+  });
+
+  describe('setFaviconOverlay', () => {
+    beforeEach(() => {
+      const favicon = document.createElement('link');
+      favicon.setAttribute('id', 'favicon');
+      favicon.setAttribute('data-original-href', faviconDataUrl);
+      document.body.appendChild(favicon);
+    });
+
+    afterEach(() => {
+      document.body.removeChild(document.getElementById('favicon'));
+    });
+
+    it('should set page favicon to provided favicon overlay', (done) => {
+      commonUtils.setFaviconOverlay(overlayDataUrl).then(() => {
+        expect(document.getElementById('favicon').getAttribute('href')).toEqual(faviconWithOverlayDataUrl);
+        done();
+      });
+    });
+  });
+
   describe('setCiStatusFavicon', () => {
     const BUILD_URL = `${gl.TEST_HOST}/frontend-fixtures/builds-project/-/jobs/1/status.json`;
     let mock;
@@ -434,6 +467,8 @@ describe('common_utils', () => {
     beforeEach(() => {
       const favicon = document.createElement('link');
       favicon.setAttribute('id', 'favicon');
+      favicon.setAttribute('href', 'null');
+      favicon.setAttribute('data-original-href', faviconDataUrl);
       document.body.appendChild(favicon);
       mock = new MockAdapter(axios);
     });
@@ -449,7 +484,7 @@ describe('common_utils', () => {
       commonUtils.setCiStatusFavicon(BUILD_URL)
         .then(() => {
           const favicon = document.getElementById('favicon');
-          expect(favicon.getAttribute('href')).toEqual('null');
+          expect(favicon.getAttribute('href')).toEqual(faviconDataUrl);
           done();
         })
         // Error is already caught in catch() block of setCiStatusFavicon,
@@ -458,16 +493,14 @@ describe('common_utils', () => {
     });
 
     it('should set page favicon to CI status favicon based on provided status', (done) => {
-      const FAVICON_PATH = '//icon_status_success';
-
       mock.onGet(BUILD_URL).reply(200, {
-        favicon: FAVICON_PATH,
+        favicon: overlayDataUrl,
       });
 
       commonUtils.setCiStatusFavicon(BUILD_URL)
         .then(() => {
           const favicon = document.getElementById('favicon');
-          expect(favicon.getAttribute('href')).toEqual(FAVICON_PATH);
+          expect(favicon.getAttribute('href')).toEqual(faviconWithOverlayDataUrl);
           done();
         })
         .catch(done.fail);
@@ -523,5 +556,75 @@ describe('common_utils', () => {
       expect(Object.keys(commonUtils.convertObjectPropsToCamelCase()).length).toBe(0);
       expect(Object.keys(commonUtils.convertObjectPropsToCamelCase({})).length).toBe(0);
     });
+
+    it('does not deep-convert by default', () => {
+      const obj = {
+        snake_key: {
+          child_snake_key: 'value',
+        },
+      };
+
+      expect(
+        commonUtils.convertObjectPropsToCamelCase(obj),
+      ).toEqual({
+        snakeKey: {
+          child_snake_key: 'value',
+        },
+      });
+    });
+
+    describe('deep: true', () => {
+      it('converts object with child objects', () => {
+        const obj = {
+          snake_key: {
+            child_snake_key: 'value',
+          },
+        };
+
+        expect(
+          commonUtils.convertObjectPropsToCamelCase(obj, { deep: true }),
+        ).toEqual({
+          snakeKey: {
+            childSnakeKey: 'value',
+          },
+        });
+      });
+
+      it('converts array with child objects', () => {
+        const arr = [
+          {
+            child_snake_key: 'value',
+          },
+        ];
+
+        expect(
+          commonUtils.convertObjectPropsToCamelCase(arr, { deep: true }),
+        ).toEqual([
+          {
+            childSnakeKey: 'value',
+          },
+        ]);
+      });
+
+      it('converts array with child arrays', () => {
+        const arr = [
+          [
+            {
+              child_snake_key: 'value',
+            },
+          ],
+        ];
+
+        expect(
+          commonUtils.convertObjectPropsToCamelCase(arr, { deep: true }),
+        ).toEqual([
+          [
+            {
+              childSnakeKey: 'value',
+            },
+          ],
+        ]);
+      });
+    });
   });
 });
diff --git a/spec/javascripts/lib/utils/mock_data.js b/spec/javascripts/lib/utils/mock_data.js
new file mode 100644
index 00000000000..fd0d62b751f
--- /dev/null
+++ b/spec/javascripts/lib/utils/mock_data.js
@@ -0,0 +1,5 @@
+export const faviconDataUrl = 'data:image/png;base64,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';
+
+export const overlayDataUrl = 'data:image/png;base64,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';
+
+export const faviconWithOverlayDataUrl = 'data:image/png;base64,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';
diff --git a/spec/javascripts/lib/utils/text_utility_spec.js b/spec/javascripts/lib/utils/text_utility_spec.js
index eab5c24406a..33987574f00 100644
--- a/spec/javascripts/lib/utils/text_utility_spec.js
+++ b/spec/javascripts/lib/utils/text_utility_spec.js
@@ -96,4 +96,20 @@ describe('text_utility', () => {
       expect(textUtils.convertToSentenceCase('Hello World')).toBe('Hello world');
     });
   });
+
+  describe('truncateSha', () => {
+    it('shortens SHAs to 8 characters', () => {
+      expect(textUtils.truncateSha('verylongsha')).toBe('verylong');
+    });
+
+    it('leaves short SHAs as is', () => {
+      expect(textUtils.truncateSha('shortsha')).toBe('shortsha');
+    });
+  });
+
+  describe('splitCamelCase', () => {
+    it('separates a PascalCase word to two', () => {
+      expect(textUtils.splitCamelCase('HelloWorld')).toBe('Hello World');
+    });
+  });
 });
diff --git a/spec/javascripts/lib/utils/url_utility_spec.js b/spec/javascripts/lib/utils/url_utility_spec.js
new file mode 100644
index 00000000000..c7f4092911c
--- /dev/null
+++ b/spec/javascripts/lib/utils/url_utility_spec.js
@@ -0,0 +1,29 @@
+import { webIDEUrl } from '~/lib/utils/url_utility';
+
+describe('URL utility', () => {
+  describe('webIDEUrl', () => {
+    afterEach(() => {
+      gon.relative_url_root = '';
+    });
+
+    describe('without relative_url_root', () => {
+      it('returns IDE path with route', () => {
+        expect(webIDEUrl('/gitlab-org/gitlab-ce/merge_requests/1')).toBe(
+          '/-/ide/project/gitlab-org/gitlab-ce/merge_requests/1',
+        );
+      });
+    });
+
+    describe('with relative_url_root', () => {
+      beforeEach(() => {
+        gon.relative_url_root = '/gitlab';
+      });
+
+      it('returns IDE path with route', () => {
+        expect(webIDEUrl('/gitlab/gitlab-org/gitlab-ce/merge_requests/1')).toBe(
+          '/gitlab/-/ide/project/gitlab-org/gitlab-ce/merge_requests/1',
+        );
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/line_highlighter_spec.js b/spec/javascripts/line_highlighter_spec.js
index d2bdc9e160c..8cf0017f4d8 100644
--- a/spec/javascripts/line_highlighter_spec.js
+++ b/spec/javascripts/line_highlighter_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, no-var, no-param-reassign, quotes, prefer-template, no-else-return, new-cap, dot-notation, no-return-assign, comma-dangle, no-new, one-var, one-var-declaration-per-line, jasmine/no-spec-dupes, no-underscore-dangle, max-len */
+/* eslint-disable no-var, quotes, prefer-template, no-else-return, dot-notation, no-return-assign, comma-dangle, no-new, one-var, one-var-declaration-per-line, no-underscore-dangle, max-len */
 
 import $ from 'jquery';
 import LineHighlighter from '~/line_highlighter';
diff --git a/spec/javascripts/matchers.js b/spec/javascripts/matchers.js
index 7cc5e753c22..0d465510fd3 100644
--- a/spec/javascripts/matchers.js
+++ b/spec/javascripts/matchers.js
@@ -1,4 +1,16 @@
 export default {
+  toContainText: () => ({
+    compare(vm, text) {
+      if (!(vm.$el instanceof HTMLElement)) {
+        throw new Error('vm.$el is not a DOM element!');
+      }
+
+      const result = {
+        pass: vm.$el.innerText.includes(text),
+      };
+      return result;
+    },
+  }),
   toHaveSpriteIcon: () => ({
     compare(element, iconName) {
       if (!iconName) {
@@ -10,7 +22,9 @@ export default {
       }
 
       const iconReferences = [].slice.apply(element.querySelectorAll('svg use'));
-      const matchingIcon = iconReferences.find(reference => reference.getAttribute('xlink:href').endsWith(`#${iconName}`));
+      const matchingIcon = iconReferences.find(reference =>
+        reference.getAttribute('xlink:href').endsWith(`#${iconName}`),
+      );
       const result = {
         pass: !!matchingIcon,
       };
@@ -20,7 +34,7 @@ export default {
       } else {
         result.message = `${element.outerHTML} does not contain the sprite icon "${iconName}"!`;
 
-        const existingIcons = iconReferences.map((reference) => {
+        const existingIcons = iconReferences.map(reference => {
           const iconUrl = reference.getAttribute('xlink:href');
           return `"${iconUrl.replace(/^.+#/, '')}"`;
         });
@@ -32,4 +46,12 @@ export default {
       return result;
     },
   }),
+  toRender: () => ({
+    compare(vm) {
+      const result = {
+        pass: vm.$el.nodeType !== Node.COMMENT_NODE,
+      };
+      return result;
+    },
+  }),
 };
diff --git a/spec/javascripts/merge_request_notes_spec.js b/spec/javascripts/merge_request_notes_spec.js
deleted file mode 100644
index dc9dc4d4249..00000000000
--- a/spec/javascripts/merge_request_notes_spec.js
+++ /dev/null
@@ -1,108 +0,0 @@
-import $ from 'jquery';
-import _ from 'underscore';
-import 'autosize';
-import '~/gl_form';
-import '~/lib/utils/text_utility';
-import '~/behaviors/markdown/render_gfm';
-import Notes from '~/notes';
-
-const upArrowKeyCode = 38;
-
-describe('Merge request notes', () => {
-  window.gon = window.gon || {};
-  window.gl = window.gl || {};
-  gl.utils = gl.utils || {};
-
-  const discussionTabFixture = 'merge_requests/diff_comment.html.raw';
-  const changesTabJsonFixture = 'merge_request_diffs/inline_changes_tab_with_comments.json';
-  preloadFixtures(discussionTabFixture, changesTabJsonFixture);
-
-  describe('Discussion tab with diff comments', () => {
-    beforeEach(() => {
-      loadFixtures(discussionTabFixture);
-      gl.utils.disableButtonIfEmptyField = _.noop;
-      window.project_uploads_path = 'http://test.host/uploads';
-      $('body').attr('data-page', 'projects:merge_requests:show');
-      window.gon.current_user_id = $('.note:last').data('authorId');
-
-      return new Notes('', []);
-    });
-
-    afterEach(() => {
-      // Undo what we did to the shared <body>
-      $('body').removeAttr('data-page');
-    });
-
-    describe('up arrow', () => {
-      it('edits last comment when triggered in main form', () => {
-        const upArrowEvent = $.Event('keydown');
-        upArrowEvent.which = upArrowKeyCode;
-
-        spyOnEvent('.note:last .js-note-edit', 'click');
-
-        $('.js-note-text').trigger(upArrowEvent);
-
-        expect('click').toHaveBeenTriggeredOn('.note:last .js-note-edit');
-      });
-
-      it('edits last comment in discussion when triggered in discussion form', (done) => {
-        const upArrowEvent = $.Event('keydown');
-        upArrowEvent.which = upArrowKeyCode;
-
-        spyOnEvent('.note-discussion .js-note-edit', 'click');
-
-        $('.js-discussion-reply-button').click();
-
-        setTimeout(() => {
-          expect(
-            $('.note-discussion .js-note-text'),
-          ).toExist();
-
-          $('.note-discussion .js-note-text').trigger(upArrowEvent);
-
-          expect('click').toHaveBeenTriggeredOn('.note-discussion .js-note-edit');
-
-          done();
-        });
-      });
-    });
-  });
-
-  describe('Changes tab with diff comments', () => {
-    beforeEach(() => {
-      const diffsResponse = getJSONFixture(changesTabJsonFixture);
-      const noteFormHtml = `<form class="js-new-note-form">
-        <textarea class="js-note-text"></textarea>
-      </form>`;
-      setFixtures(diffsResponse.html + noteFormHtml);
-      $('body').attr('data-page', 'projects:merge_requests:show');
-      window.gon.current_user_id = $('.note:last').data('authorId');
-
-      return new Notes('', []);
-    });
-
-    afterEach(() => {
-      // Undo what we did to the shared <body>
-      $('body').removeAttr('data-page');
-    });
-
-    describe('up arrow', () => {
-      it('edits last comment in discussion when triggered in discussion form', (done) => {
-        const upArrowEvent = $.Event('keydown');
-        upArrowEvent.which = upArrowKeyCode;
-
-        spyOnEvent('.note:last .js-note-edit', 'click');
-
-        $('.js-discussion-reply-button').trigger('click');
-
-        setTimeout(() => {
-          $('.js-note-text').trigger(upArrowEvent);
-
-          expect('click').toHaveBeenTriggeredOn('.note:last .js-note-edit');
-
-          done();
-        });
-      });
-    });
-  });
-});
diff --git a/spec/javascripts/merge_request_spec.js b/spec/javascripts/merge_request_spec.js
index 74ceff76d37..7502f1fa2e1 100644
--- a/spec/javascripts/merge_request_spec.js
+++ b/spec/javascripts/merge_request_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, no-return-assign */
+/* eslint-disable no-return-assign */
 
 import $ from 'jquery';
 import MockAdapter from 'axios-mock-adapter';
@@ -19,9 +19,11 @@ import IssuablesHelper from '~/helpers/issuables_helper';
         spyOn(axios, 'patch').and.callThrough();
         mock = new MockAdapter(axios);
 
-        mock.onPatch(`${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`).reply(200, {});
+        mock
+          .onPatch(`${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`)
+          .reply(200, {});
 
-        return this.merge = new MergeRequest();
+        return (this.merge = new MergeRequest());
       });
 
       afterEach(() => {
@@ -32,17 +34,22 @@ import IssuablesHelper from '~/helpers/issuables_helper';
         spyOn($, 'ajax').and.stub();
         const changeEvent = document.createEvent('HTMLEvents');
         changeEvent.initEvent('change', true, true);
-        $('input[type=checkbox]').attr('checked', true)[0].dispatchEvent(changeEvent);
+        $('input[type=checkbox]')
+          .attr('checked', true)[0]
+          .dispatchEvent(changeEvent);
         return expect($('.js-task-list-field').val()).toBe('- [x] Task List Item');
       });
 
-      it('submits an ajax request on tasklist:changed', (done) => {
+      it('submits an ajax request on tasklist:changed', done => {
         $('.js-task-list-field').trigger('tasklist:changed');
 
         setTimeout(() => {
-          expect(axios.patch).toHaveBeenCalledWith(`${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`, {
-            merge_request: { description: '- [ ] Task List Item' },
-          });
+          expect(axios.patch).toHaveBeenCalledWith(
+            `${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`,
+            {
+              merge_request: { description: '- [ ] Task List Item' },
+            },
+          );
           done();
         });
       });
@@ -119,4 +126,4 @@ import IssuablesHelper from '~/helpers/issuables_helper';
       });
     });
   });
-}).call(window);
+}.call(window));
diff --git a/spec/javascripts/merge_request_tabs_spec.js b/spec/javascripts/merge_request_tabs_spec.js
index 3dbd9756cd2..7251ce19a90 100644
--- a/spec/javascripts/merge_request_tabs_spec.js
+++ b/spec/javascripts/merge_request_tabs_spec.js
@@ -1,5 +1,4 @@
-/* eslint-disable no-var, comma-dangle, object-shorthand */
-
+/* eslint-disable no-var, object-shorthand */
 import $ from 'jquery';
 import MockAdapter from 'axios-mock-adapter';
 import axios from '~/lib/utils/axios_utils';
@@ -7,480 +6,229 @@ import MergeRequestTabs from '~/merge_request_tabs';
 import '~/commit/pipelines/pipelines_bundle';
 import '~/breakpoints';
 import '~/lib/utils/common_utils';
-import Diff from '~/diff';
-import Notes from '~/notes';
 import 'vendor/jquery.scrollTo';
-
-(function () {
-  describe('MergeRequestTabs', function () {
-    var stubLocation = {};
-    var setLocation = function (stubs) {
-      var defaults = {
-        pathname: '',
-        search: '',
-        hash: ''
-      };
-      $.extend(stubLocation, defaults, stubs || {});
+import initMrPage from './helpers/init_vue_mr_page_helper';
+
+describe('MergeRequestTabs', function() {
+  let mrPageMock;
+  var stubLocation = {};
+  var setLocation = function(stubs) {
+    var defaults = {
+      pathname: '',
+      search: '',
+      hash: '',
     };
+    $.extend(stubLocation, defaults, stubs || {});
+  };
 
-    const inlineChangesTabJsonFixture = 'merge_request_diffs/inline_changes_tab_with_comments.json';
-    const parallelChangesTabJsonFixture = 'merge_request_diffs/parallel_changes_tab_with_comments.json';
-    preloadFixtures(
-      'merge_requests/merge_request_with_task_list.html.raw',
-      'merge_requests/diff_comment.html.raw',
-      inlineChangesTabJsonFixture,
-      parallelChangesTabJsonFixture
-    );
-
-    beforeEach(function () {
-      this.class = new MergeRequestTabs({ stubLocation: stubLocation });
-      setLocation();
-
-      this.spies = {
-        history: spyOn(window.history, 'replaceState').and.callFake(function () {})
-      };
-    });
-
-    afterEach(function () {
-      this.class.unbindEvents();
-      this.class.destroyPipelinesView();
-    });
-
-    describe('activateTab', function () {
-      beforeEach(function () {
-        spyOn(axios, 'get').and.returnValue(Promise.resolve({ data: {} }));
-        loadFixtures('merge_requests/merge_request_with_task_list.html.raw');
-        this.subject = this.class.activateTab;
-      });
-      it('shows the notes tab when action is show', function () {
-        this.subject('show');
-        expect($('#notes')).toHaveClass('active');
-      });
-      it('shows the commits tab when action is commits', function () {
-        this.subject('commits');
-        expect($('#commits')).toHaveClass('active');
-      });
-      it('shows the diffs tab when action is diffs', function () {
-        this.subject('diffs');
-        expect($('#diffs')).toHaveClass('active');
-      });
-    });
-
-    describe('opensInNewTab', function () {
-      var tabUrl;
-      var windowTarget = '_blank';
-
-      beforeEach(function () {
-        loadFixtures('merge_requests/merge_request_with_task_list.html.raw');
-
-        tabUrl = $('.commits-tab a').attr('href');
+  preloadFixtures(
+    'merge_requests/merge_request_with_task_list.html.raw',
+    'merge_requests/diff_comment.html.raw',
+  );
 
-        spyOn($.fn, 'attr').and.returnValue(tabUrl);
-      });
-
-      describe('meta click', () => {
-        let metakeyEvent;
-        beforeEach(function () {
-          metakeyEvent = $.Event('click', { keyCode: 91, ctrlKey: true });
-        });
+  beforeEach(function() {
+    mrPageMock = initMrPage();
+    this.class = new MergeRequestTabs({ stubLocation: stubLocation });
+    setLocation();
 
-        it('opens page when commits link is clicked', function () {
-          spyOn(window, 'open').and.callFake(function (url, name) {
-            expect(url).toEqual(tabUrl);
-            expect(name).toEqual(windowTarget);
-          });
+    this.spies = {
+      history: spyOn(window.history, 'replaceState').and.callFake(function() {}),
+    };
+  });
 
-          this.class.bindEvents();
-          $('.merge-request-tabs .commits-tab a').trigger(metakeyEvent);
-        });
+  afterEach(function() {
+    this.class.unbindEvents();
+    this.class.destroyPipelinesView();
+    mrPageMock.restore();
+    $('.js-merge-request-test').remove();
+  });
 
-        it('opens page when commits badge is clicked', function () {
-          spyOn(window, 'open').and.callFake(function (url, name) {
-            expect(url).toEqual(tabUrl);
-            expect(name).toEqual(windowTarget);
-          });
+  describe('opensInNewTab', function() {
+    var tabUrl;
+    var windowTarget = '_blank';
 
-          this.class.bindEvents();
-          $('.merge-request-tabs .commits-tab a .badge').trigger(metakeyEvent);
-        });
-      });
+    beforeEach(function() {
+      loadFixtures('merge_requests/merge_request_with_task_list.html.raw');
 
-      it('opens page tab in a new browser tab with Ctrl+Click - Windows/Linux', function () {
-        spyOn(window, 'open').and.callFake(function (url, name) {
-          expect(url).toEqual(tabUrl);
-          expect(name).toEqual(windowTarget);
-        });
+      tabUrl = $('.commits-tab a').attr('href');
+    });
 
-        this.class.clickTab({
-          metaKey: false,
-          ctrlKey: true,
-          which: 1,
-          stopImmediatePropagation: function () {}
-        });
+    describe('meta click', () => {
+      let metakeyEvent;
+      beforeEach(function() {
+        metakeyEvent = $.Event('click', { keyCode: 91, ctrlKey: true });
       });
 
-      it('opens page tab in a new browser tab with Cmd+Click - Mac', function () {
-        spyOn(window, 'open').and.callFake(function (url, name) {
+      it('opens page when commits link is clicked', function() {
+        spyOn(window, 'open').and.callFake(function(url, name) {
           expect(url).toEqual(tabUrl);
           expect(name).toEqual(windowTarget);
         });
 
-        this.class.clickTab({
-          metaKey: true,
-          ctrlKey: false,
-          which: 1,
-          stopImmediatePropagation: function () {}
-        });
+        this.class.bindEvents();
+        $('.merge-request-tabs .commits-tab a').trigger(metakeyEvent);
       });
 
-      it('opens page tab in a new browser tab with Middle-click - Mac/PC', function () {
-        spyOn(window, 'open').and.callFake(function (url, name) {
+      it('opens page when commits badge is clicked', function() {
+        spyOn(window, 'open').and.callFake(function(url, name) {
           expect(url).toEqual(tabUrl);
           expect(name).toEqual(windowTarget);
         });
 
-        this.class.clickTab({
-          metaKey: false,
-          ctrlKey: false,
-          which: 2,
-          stopImmediatePropagation: function () {}
-        });
+        this.class.bindEvents();
+        $('.merge-request-tabs .commits-tab a .badge').trigger(metakeyEvent);
       });
     });
 
-    describe('setCurrentAction', function () {
-      beforeEach(function () {
-        spyOn(axios, 'get').and.returnValue(Promise.resolve({ data: {} }));
-        this.subject = this.class.setCurrentAction;
-      });
-
-      it('changes from commits', function () {
-        setLocation({
-          pathname: '/foo/bar/merge_requests/1/commits'
-        });
-        expect(this.subject('show')).toBe('/foo/bar/merge_requests/1');
-        expect(this.subject('diffs')).toBe('/foo/bar/merge_requests/1/diffs');
-      });
-
-      it('changes from diffs', function () {
-        setLocation({
-          pathname: '/foo/bar/merge_requests/1/diffs'
-        });
-
-        expect(this.subject('show')).toBe('/foo/bar/merge_requests/1');
-        expect(this.subject('commits')).toBe('/foo/bar/merge_requests/1/commits');
+    it('opens page tab in a new browser tab with Ctrl+Click - Windows/Linux', function() {
+      spyOn(window, 'open').and.callFake(function(url, name) {
+        expect(url).toEqual(tabUrl);
+        expect(name).toEqual(windowTarget);
       });
 
-      it('changes from diffs.html', function () {
-        setLocation({
-          pathname: '/foo/bar/merge_requests/1/diffs.html'
-        });
-        expect(this.subject('show')).toBe('/foo/bar/merge_requests/1');
-        expect(this.subject('commits')).toBe('/foo/bar/merge_requests/1/commits');
+      this.class.clickTab({
+        metaKey: false,
+        ctrlKey: true,
+        which: 1,
+        stopImmediatePropagation: function() {},
       });
+    });
 
-      it('changes from notes', function () {
-        setLocation({
-          pathname: '/foo/bar/merge_requests/1'
-        });
-        expect(this.subject('diffs')).toBe('/foo/bar/merge_requests/1/diffs');
-        expect(this.subject('commits')).toBe('/foo/bar/merge_requests/1/commits');
+    it('opens page tab in a new browser tab with Cmd+Click - Mac', function() {
+      spyOn(window, 'open').and.callFake(function(url, name) {
+        expect(url).toEqual(tabUrl);
+        expect(name).toEqual(windowTarget);
       });
 
-      it('includes search parameters and hash string', function () {
-        setLocation({
-          pathname: '/foo/bar/merge_requests/1/diffs',
-          search: '?view=parallel',
-          hash: '#L15-35'
-        });
-        expect(this.subject('show')).toBe('/foo/bar/merge_requests/1?view=parallel#L15-35');
+      this.class.clickTab({
+        metaKey: true,
+        ctrlKey: false,
+        which: 1,
+        stopImmediatePropagation: function() {},
       });
+    });
 
-      it('replaces the current history state', function () {
-        var newState;
-        setLocation({
-          pathname: '/foo/bar/merge_requests/1'
-        });
-        newState = this.subject('commits');
-        expect(this.spies.history).toHaveBeenCalledWith({
-          url: newState
-        }, document.title, newState);
+    it('opens page tab in a new browser tab with Middle-click - Mac/PC', function() {
+      spyOn(window, 'open').and.callFake(function(url, name) {
+        expect(url).toEqual(tabUrl);
+        expect(name).toEqual(windowTarget);
       });
 
-      it('treats "show" like "notes"', function () {
-        setLocation({
-          pathname: '/foo/bar/merge_requests/1/commits'
-        });
-        expect(this.subject('show')).toBe('/foo/bar/merge_requests/1');
+      this.class.clickTab({
+        metaKey: false,
+        ctrlKey: false,
+        which: 2,
+        stopImmediatePropagation: function() {},
       });
     });
+  });
 
-    describe('tabShown', () => {
-      let mock;
+  describe('setCurrentAction', function() {
+    let mock;
 
-      beforeEach(function () {
-        mock = new MockAdapter(axios);
-        mock.onGet(/(.*)\/diffs\.json/).reply(200, {
-          data: { html: '' },
-        });
+    beforeEach(function() {
+      mock = new MockAdapter(axios);
+      mock.onAny().reply({ data: {} });
+      this.subject = this.class.setCurrentAction;
+    });
 
-        loadFixtures('merge_requests/merge_request_with_task_list.html.raw');
-      });
+    afterEach(() => {
+      mock.restore();
+    });
 
-      afterEach(() => {
-        mock.restore();
+    it('changes from commits', function() {
+      setLocation({
+        pathname: '/foo/bar/merge_requests/1/commits',
       });
 
-      describe('with "Side-by-side"/parallel diff view', () => {
-        beforeEach(function () {
-          this.class.diffViewType = () => 'parallel';
-          Diff.prototype.diffViewType = () => 'parallel';
-        });
-
-        it('maintains `container-limited` for pipelines tab', function (done) {
-          const asyncClick = function (selector) {
-            return new Promise((resolve) => {
-              setTimeout(() => {
-                document.querySelector(selector).click();
-                resolve();
-              });
-            });
-          };
-          asyncClick('.merge-request-tabs .pipelines-tab a')
-            .then(() => asyncClick('.merge-request-tabs .diffs-tab a'))
-            .then(() => asyncClick('.merge-request-tabs .pipelines-tab a'))
-            .then(() => {
-              const hasContainerLimitedClass = document.querySelector('.content-wrapper .container-fluid').classList.contains('container-limited');
-              expect(hasContainerLimitedClass).toBe(true);
-            })
-            .then(done)
-            .catch((err) => {
-              done.fail(`Something went wrong clicking MR tabs: ${err.message}\n${err.stack}`);
-            });
-        });
-
-        it('maintains `container-limited` when switching from "Changes" tab before it loads', function (done) {
-          const asyncClick = function (selector) {
-            return new Promise((resolve) => {
-              setTimeout(() => {
-                document.querySelector(selector).click();
-                resolve();
-              });
-            });
-          };
-
-          asyncClick('.merge-request-tabs .diffs-tab a')
-            .then(() => asyncClick('.merge-request-tabs .notes-tab a'))
-            .then(() => {
-              const hasContainerLimitedClass = document.querySelector('.content-wrapper .container-fluid').classList.contains('container-limited');
-              expect(hasContainerLimitedClass).toBe(true);
-            })
-            .then(done)
-            .catch((err) => {
-              done.fail(`Something went wrong clicking MR tabs: ${err.message}\n${err.stack}`);
-            });
-        });
-      });
+      expect(this.subject('show')).toBe('/foo/bar/merge_requests/1');
+      expect(this.subject('diffs')).toBe('/foo/bar/merge_requests/1/diffs');
     });
 
-    describe('loadDiff', function () {
-      beforeEach(() => {
-        loadFixtures('merge_requests/diff_comment.html.raw');
-        $('body').attr('data-page', 'projects:merge_requests:show');
-        window.gl.ImageFile = () => {};
-        Notes.initialize('', []);
-        spyOn(Notes.instance, 'toggleDiffNote').and.callThrough();
+    it('changes from diffs', function() {
+      setLocation({
+        pathname: '/foo/bar/merge_requests/1/diffs',
       });
 
-      afterEach(() => {
-        delete window.gl.ImageFile;
-        delete window.notes;
+      expect(this.subject('show')).toBe('/foo/bar/merge_requests/1');
+      expect(this.subject('commits')).toBe('/foo/bar/merge_requests/1/commits');
+    });
 
-        // Undo what we did to the shared <body>
-        $('body').removeAttr('data-page');
+    it('changes from diffs.html', function() {
+      setLocation({
+        pathname: '/foo/bar/merge_requests/1/diffs.html',
       });
 
-      it('triggers Ajax request to JSON endpoint', function (done) {
-        const url = '/foo/bar/merge_requests/1/diffs';
-
-        spyOn(axios, 'get').and.callFake((reqUrl) => {
-          expect(reqUrl).toBe(`${url}.json`);
-
-          done();
-
-          return Promise.resolve({ data: {} });
-        });
+      expect(this.subject('show')).toBe('/foo/bar/merge_requests/1');
+      expect(this.subject('commits')).toBe('/foo/bar/merge_requests/1/commits');
+    });
 
-        this.class.loadDiff(url);
+    it('changes from notes', function() {
+      setLocation({
+        pathname: '/foo/bar/merge_requests/1',
       });
 
-      it('triggers scroll event when diff already loaded', function (done) {
-        spyOn(axios, 'get').and.callFake(done.fail);
-        spyOn(document, 'dispatchEvent');
-
-        this.class.diffsLoaded = true;
-        this.class.loadDiff('/foo/bar/merge_requests/1/diffs');
+      expect(this.subject('diffs')).toBe('/foo/bar/merge_requests/1/diffs');
+      expect(this.subject('commits')).toBe('/foo/bar/merge_requests/1/commits');
+    });
 
-        expect(
-          document.dispatchEvent,
-        ).toHaveBeenCalledWith(new CustomEvent('scroll'));
-        done();
+    it('includes search parameters and hash string', function() {
+      setLocation({
+        pathname: '/foo/bar/merge_requests/1/diffs',
+        search: '?view=parallel',
+        hash: '#L15-35',
       });
 
-      describe('with inline diff', () => {
-        let noteId;
-        let noteLineNumId;
-        let mock;
-
-        beforeEach(() => {
-          const diffsResponse = getJSONFixture(inlineChangesTabJsonFixture);
-
-          const $html = $(diffsResponse.html);
-          noteId = $html.find('.note').attr('id');
-          noteLineNumId = $html
-            .find('.note')
-            .closest('.notes_holder')
-            .prev('.line_holder')
-            .find('a[data-linenumber]')
-            .attr('href')
-            .replace('#', '');
-
-          mock = new MockAdapter(axios);
-          mock.onGet(/(.*)\/diffs\.json/).reply(200, diffsResponse);
-        });
-
-        afterEach(() => {
-          mock.restore();
-        });
-
-        describe('with note fragment hash', () => {
-          it('should expand and scroll to linked fragment hash #note_xxx', function (done) {
-            spyOnDependency(MergeRequestTabs, 'getLocationHash').and.returnValue(noteId);
-            this.class.loadDiff('/foo/bar/merge_requests/1/diffs');
-
-            setTimeout(() => {
-              expect(noteId.length).toBeGreaterThan(0);
-              expect(Notes.instance.toggleDiffNote).toHaveBeenCalledWith({
-                target: jasmine.any(Object),
-                lineType: 'old',
-                forceShow: true,
-              });
-
-              done();
-            });
-          });
-
-          it('should gracefully ignore non-existant fragment hash', function (done) {
-            spyOnDependency(MergeRequestTabs, 'getLocationHash').and.returnValue('note_something-that-does-not-exist');
-            this.class.loadDiff('/foo/bar/merge_requests/1/diffs');
-
-            setTimeout(() => {
-              expect(Notes.instance.toggleDiffNote).not.toHaveBeenCalled();
-
-              done();
-            });
-          });
-        });
-
-        describe('with line number fragment hash', () => {
-          it('should gracefully ignore line number fragment hash', function () {
-            spyOnDependency(MergeRequestTabs, 'getLocationHash').and.returnValue(noteLineNumId);
-            this.class.loadDiff('/foo/bar/merge_requests/1/diffs');
+      expect(this.subject('show')).toBe('/foo/bar/merge_requests/1?view=parallel#L15-35');
+    });
 
-            expect(noteLineNumId.length).toBeGreaterThan(0);
-            expect(Notes.instance.toggleDiffNote).not.toHaveBeenCalled();
-          });
-        });
+    it('replaces the current history state', function() {
+      var newState;
+      setLocation({
+        pathname: '/foo/bar/merge_requests/1',
       });
+      newState = this.subject('commits');
 
-      describe('with parallel diff', () => {
-        let noteId;
-        let noteLineNumId;
-        let mock;
-
-        beforeEach(() => {
-          const diffsResponse = getJSONFixture(parallelChangesTabJsonFixture);
-
-          const $html = $(diffsResponse.html);
-          noteId = $html.find('.note').attr('id');
-          noteLineNumId = $html
-            .find('.note')
-            .closest('.notes_holder')
-            .prev('.line_holder')
-            .find('a[data-linenumber]')
-            .attr('href')
-            .replace('#', '');
-
-          mock = new MockAdapter(axios);
-          mock.onGet(/(.*)\/diffs\.json/).reply(200, diffsResponse);
-        });
-
-        afterEach(() => {
-          mock.restore();
-        });
-
-        describe('with note fragment hash', () => {
-          it('should expand and scroll to linked fragment hash #note_xxx', function (done) {
-            spyOnDependency(MergeRequestTabs, 'getLocationHash').and.returnValue(noteId);
-
-            this.class.loadDiff('/foo/bar/merge_requests/1/diffs');
-
-            setTimeout(() => {
-              expect(noteId.length).toBeGreaterThan(0);
-              expect(Notes.instance.toggleDiffNote).toHaveBeenCalledWith({
-                target: jasmine.any(Object),
-                lineType: 'new',
-                forceShow: true,
-              });
-
-              done();
-            });
-          });
-
-          it('should gracefully ignore non-existant fragment hash', function (done) {
-            spyOnDependency(MergeRequestTabs, 'getLocationHash').and.returnValue('note_something-that-does-not-exist');
-            this.class.loadDiff('/foo/bar/merge_requests/1/diffs');
-
-            setTimeout(() => {
-              expect(Notes.instance.toggleDiffNote).not.toHaveBeenCalled();
-              done();
-            });
-          });
-        });
-
-        describe('with line number fragment hash', () => {
-          it('should gracefully ignore line number fragment hash', function () {
-            spyOnDependency(MergeRequestTabs, 'getLocationHash').and.returnValue(noteLineNumId);
-            this.class.loadDiff('/foo/bar/merge_requests/1/diffs');
+      expect(this.spies.history).toHaveBeenCalledWith(
+        {
+          url: newState,
+        },
+        document.title,
+        newState,
+      );
+    });
 
-            expect(noteLineNumId.length).toBeGreaterThan(0);
-            expect(Notes.instance.toggleDiffNote).not.toHaveBeenCalled();
-          });
-        });
+    it('treats "show" like "notes"', function() {
+      setLocation({
+        pathname: '/foo/bar/merge_requests/1/commits',
       });
+
+      expect(this.subject('show')).toBe('/foo/bar/merge_requests/1');
     });
+  });
 
-    describe('expandViewContainer', function () {
-      beforeEach(() => {
-        $('body').append('<div class="content-wrapper"><div class="container-fluid container-limited"></div></div>');
-      });
+  describe('expandViewContainer', function() {
+    beforeEach(() => {
+      $('body').append(
+        '<div class="content-wrapper"><div class="container-fluid container-limited"></div></div>',
+      );
+    });
 
-      afterEach(() => {
-        $('.content-wrapper').remove();
-      });
+    afterEach(() => {
+      $('.content-wrapper').remove();
+    });
 
-      it('removes container-limited from containers', function () {
-        this.class.expandViewContainer();
+    it('removes container-limited from containers', function() {
+      this.class.expandViewContainer();
 
-        expect($('.content-wrapper')).not.toContainElement('.container-limited');
-      });
+      expect($('.content-wrapper')).not.toContainElement('.container-limited');
+    });
 
-      it('does remove container-limited from breadcrumbs', function () {
-        $('.container-limited').addClass('breadcrumbs');
-        this.class.expandViewContainer();
+    it('does remove container-limited from breadcrumbs', function() {
+      $('.container-limited').addClass('breadcrumbs');
+      this.class.expandViewContainer();
 
-        expect($('.content-wrapper')).toContainElement('.container-limited');
-      });
+      expect($('.content-wrapper')).toContainElement('.container-limited');
     });
   });
-}).call(window);
+});
diff --git a/spec/javascripts/mini_pipeline_graph_dropdown_spec.js b/spec/javascripts/mini_pipeline_graph_dropdown_spec.js
index 009b3fd75b7..1879424c629 100644
--- a/spec/javascripts/mini_pipeline_graph_dropdown_spec.js
+++ b/spec/javascripts/mini_pipeline_graph_dropdown_spec.js
@@ -1,5 +1,3 @@
-/* eslint-disable no-new */
-
 import $ from 'jquery';
 import MockAdapter from 'axios-mock-adapter';
 import axios from '~/lib/utils/axios_utils';
diff --git a/spec/javascripts/monitoring/graph_spec.js b/spec/javascripts/monitoring/graph_spec.js
index 220228e5c08..a46a387a534 100644
--- a/spec/javascripts/monitoring/graph_spec.js
+++ b/spec/javascripts/monitoring/graph_spec.js
@@ -18,9 +18,7 @@ const createComponent = propsData => {
   }).$mount();
 };
 
-const convertedMetrics = convertDatesMultipleSeries(
-  singleRowMetricsMultipleSeries,
-);
+const convertedMetrics = convertDatesMultipleSeries(singleRowMetricsMultipleSeries);
 
 describe('Graph', () => {
   beforeEach(() => {
@@ -36,7 +34,7 @@ describe('Graph', () => {
       projectPath,
     });
 
-    expect(component.$el.querySelector('.text-center').innerText.trim()).toBe(
+    expect(component.$el.querySelector('.prometheus-graph-title').innerText.trim()).toBe(
       component.graphData.title,
     );
   });
@@ -52,9 +50,7 @@ describe('Graph', () => {
       });
 
       const transformedHeight = `${component.graphHeight - 100}`;
-      expect(component.axisTransform.indexOf(transformedHeight)).not.toEqual(
-        -1,
-      );
+      expect(component.axisTransform.indexOf(transformedHeight)).not.toEqual(-1);
     });
 
     it('outerViewBox gets a width and height property based on the DOM size of the element', () => {
diff --git a/spec/javascripts/monitoring/mock_data.js b/spec/javascripts/monitoring/mock_data.js
index 50da6da2e07..799d03f6b57 100644
--- a/spec/javascripts/monitoring/mock_data.js
+++ b/spec/javascripts/monitoring/mock_data.js
@@ -1,5 +1,3 @@
-/* eslint-disable quote-props, indent, comma-dangle */
-
 export const mockApiEndpoint = `${gl.TEST_HOST}/monitoring/mock`;
 
 export const metricsGroupsAPIResponse = {
diff --git a/spec/javascripts/namespace_select_spec.js b/spec/javascripts/namespace_select_spec.js
index 3b2641f7646..07b82ce721e 100644
--- a/spec/javascripts/namespace_select_spec.js
+++ b/spec/javascripts/namespace_select_spec.js
@@ -22,7 +22,7 @@ describe('NamespaceSelect', () => {
       const dropdown = document.createElement('div');
       // eslint-disable-next-line no-new
       new NamespaceSelect({ dropdown });
-      glDropdownOptions = $.fn.glDropdown.calls.argsFor(0)[0];
+      [glDropdownOptions] = $.fn.glDropdown.calls.argsFor(0);
     });
 
     it('prevents click events', () => {
@@ -43,7 +43,7 @@ describe('NamespaceSelect', () => {
       dropdown.dataset.isFilter = 'true';
       // eslint-disable-next-line no-new
       new NamespaceSelect({ dropdown });
-      glDropdownOptions = $.fn.glDropdown.calls.argsFor(0)[0];
+      [glDropdownOptions] = $.fn.glDropdown.calls.argsFor(0);
     });
 
     it('does not prevent click events', () => {
diff --git a/spec/javascripts/new_branch_spec.js b/spec/javascripts/new_branch_spec.js
index 5e5d8f8f34f..122e5bc58b2 100644
--- a/spec/javascripts/new_branch_spec.js
+++ b/spec/javascripts/new_branch_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, one-var, no-var, one-var-declaration-per-line, no-return-assign, quotes, max-len */
+/* eslint-disable one-var, no-var, one-var-declaration-per-line, no-return-assign, quotes, max-len */
 
 import $ from 'jquery';
 import NewBranchForm from '~/new_branch_form';
diff --git a/spec/javascripts/notebook/cells/markdown_spec.js b/spec/javascripts/notebook/cells/markdown_spec.js
index 8f8ba231ae8..0b1b11de1fd 100644
--- a/spec/javascripts/notebook/cells/markdown_spec.js
+++ b/spec/javascripts/notebook/cells/markdown_spec.js
@@ -14,6 +14,7 @@ describe('Markdown component', () => {
   beforeEach((done) => {
     json = getJSONFixture('blob/notebook/basic.json');
 
+    // eslint-disable-next-line prefer-destructuring
     cell = json.cells[1];
 
     vm = new Component({
diff --git a/spec/javascripts/notes/components/comment_form_spec.js b/spec/javascripts/notes/components/comment_form_spec.js
index 224debbeff6..155c91dcc46 100644
--- a/spec/javascripts/notes/components/comment_form_spec.js
+++ b/spec/javascripts/notes/components/comment_form_spec.js
@@ -1,23 +1,27 @@
 import $ from 'jquery';
 import Vue from 'vue';
 import Autosize from 'autosize';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import CommentForm from '~/notes/components/comment_form.vue';
+import * as constants from '~/notes/constants';
 import { loggedOutnoteableData, notesDataMock, userDataMock, noteableDataMock } from '../mock_data';
 import { keyboardDownEvent } from '../../issue_show/helpers';
 
 describe('issue_comment_form component', () => {
+  let store;
   let vm;
   const Component = Vue.extend(CommentForm);
   let mountComponent;
 
   beforeEach(() => {
-    mountComponent = (noteableType = 'issue') => new Component({
-      propsData: {
-        noteableType,
-      },
-      store,
-    }).$mount();
+    store = createStore();
+    mountComponent = (noteableType = 'issue') =>
+      new Component({
+        propsData: {
+          noteableType,
+        },
+        store,
+      }).$mount();
   });
 
   afterEach(() => {
@@ -34,7 +38,9 @@ describe('issue_comment_form component', () => {
     });
 
     it('should render user avatar with link', () => {
-      expect(vm.$el.querySelector('.timeline-icon .user-avatar-link').getAttribute('href')).toEqual(userDataMock.path);
+      expect(vm.$el.querySelector('.timeline-icon .user-avatar-link').getAttribute('href')).toEqual(
+        userDataMock.path,
+      );
     });
 
     describe('handleSave', () => {
@@ -60,7 +66,7 @@ describe('issue_comment_form component', () => {
         expect(vm.toggleIssueState).toHaveBeenCalled();
       });
 
-      it('should disable action button whilst submitting', (done) => {
+      it('should disable action button whilst submitting', done => {
         const saveNotePromise = Promise.resolve();
         vm.note = 'hello world';
         spyOn(vm, 'saveNote').and.returnValue(saveNotePromise);
@@ -84,19 +90,21 @@ describe('issue_comment_form component', () => {
       it('should render textarea with placeholder', () => {
         expect(
           vm.$el.querySelector('.js-main-target-form textarea').getAttribute('placeholder'),
-        ).toEqual('Write a comment or drag your files here...');
+        ).toEqual('Write a comment or drag your files here…');
       });
 
-      it('should make textarea disabled while requesting', (done) => {
+      it('should make textarea disabled while requesting', done => {
         const $submitButton = $(vm.$el.querySelector('.js-comment-submit-button'));
         vm.note = 'hello world';
         spyOn(vm, 'stopPolling');
         spyOn(vm, 'saveNote').and.returnValue(new Promise(() => {}));
 
-        vm.$nextTick(() => { // Wait for vm.note change triggered. It should enable $submitButton.
+        vm.$nextTick(() => {
+          // Wait for vm.note change triggered. It should enable $submitButton.
           $submitButton.trigger('click');
 
-          vm.$nextTick(() => { // Wait for vm.isSubmitting triggered. It should disable textarea.
+          vm.$nextTick(() => {
+            // Wait for vm.isSubmitting triggered. It should disable textarea.
             expect(vm.$el.querySelector('.js-main-target-form textarea').disabled).toBeTruthy();
             done();
           });
@@ -105,21 +113,27 @@ describe('issue_comment_form component', () => {
 
       it('should support quick actions', () => {
         expect(
-          vm.$el.querySelector('.js-main-target-form textarea').getAttribute('data-supports-quick-actions'),
+          vm.$el
+            .querySelector('.js-main-target-form textarea')
+            .getAttribute('data-supports-quick-actions'),
         ).toEqual('true');
       });
 
       it('should link to markdown docs', () => {
         const { markdownDocsPath } = notesDataMock;
-        expect(vm.$el.querySelector(`a[href="${markdownDocsPath}"]`).textContent.trim()).toEqual('Markdown');
+        expect(vm.$el.querySelector(`a[href="${markdownDocsPath}"]`).textContent.trim()).toEqual(
+          'Markdown',
+        );
       });
 
       it('should link to quick actions docs', () => {
         const { quickActionsDocsPath } = notesDataMock;
-        expect(vm.$el.querySelector(`a[href="${quickActionsDocsPath}"]`).textContent.trim()).toEqual('quick actions');
+        expect(
+          vm.$el.querySelector(`a[href="${quickActionsDocsPath}"]`).textContent.trim(),
+        ).toEqual('quick actions');
       });
 
-      it('should resize textarea after note discarded', (done) => {
+      it('should resize textarea after note discarded', done => {
         spyOn(Autosize, 'update');
         spyOn(vm, 'discard').and.callThrough();
 
@@ -136,7 +150,9 @@ describe('issue_comment_form component', () => {
         it('should enter edit mode when arrow up is pressed', () => {
           spyOn(vm, 'editCurrentUserLastNote').and.callThrough();
           vm.$el.querySelector('.js-main-target-form textarea').value = 'Foo';
-          vm.$el.querySelector('.js-main-target-form textarea').dispatchEvent(keyboardDownEvent(38, true));
+          vm.$el
+            .querySelector('.js-main-target-form textarea')
+            .dispatchEvent(keyboardDownEvent(38, true));
 
           expect(vm.editCurrentUserLastNote).toHaveBeenCalled();
         });
@@ -151,7 +167,9 @@ describe('issue_comment_form component', () => {
         it('should save note when cmd+enter is pressed', () => {
           spyOn(vm, 'handleSave').and.callThrough();
           vm.$el.querySelector('.js-main-target-form textarea').value = 'Foo';
-          vm.$el.querySelector('.js-main-target-form textarea').dispatchEvent(keyboardDownEvent(13, true));
+          vm.$el
+            .querySelector('.js-main-target-form textarea')
+            .dispatchEvent(keyboardDownEvent(13, true));
 
           expect(vm.handleSave).toHaveBeenCalled();
         });
@@ -159,7 +177,9 @@ describe('issue_comment_form component', () => {
         it('should save note when ctrl+enter is pressed', () => {
           spyOn(vm, 'handleSave').and.callThrough();
           vm.$el.querySelector('.js-main-target-form textarea').value = 'Foo';
-          vm.$el.querySelector('.js-main-target-form textarea').dispatchEvent(keyboardDownEvent(13, false, true));
+          vm.$el
+            .querySelector('.js-main-target-form textarea')
+            .dispatchEvent(keyboardDownEvent(13, false, true));
 
           expect(vm.handleSave).toHaveBeenCalled();
         });
@@ -168,41 +188,51 @@ describe('issue_comment_form component', () => {
 
     describe('actions', () => {
       it('should be possible to close the issue', () => {
-        expect(vm.$el.querySelector('.btn-comment-and-close').textContent.trim()).toEqual('Close issue');
+        expect(vm.$el.querySelector('.btn-comment-and-close').textContent.trim()).toEqual(
+          'Close issue',
+        );
       });
 
       it('should render comment button as disabled', () => {
-        expect(vm.$el.querySelector('.js-comment-submit-button').getAttribute('disabled')).toEqual('disabled');
+        expect(vm.$el.querySelector('.js-comment-submit-button').getAttribute('disabled')).toEqual(
+          'disabled',
+        );
       });
 
-      it('should enable comment button if it has note', (done) => {
+      it('should enable comment button if it has note', done => {
         vm.note = 'Foo';
         Vue.nextTick(() => {
-          expect(vm.$el.querySelector('.js-comment-submit-button').getAttribute('disabled')).toEqual(null);
+          expect(
+            vm.$el.querySelector('.js-comment-submit-button').getAttribute('disabled'),
+          ).toEqual(null);
           done();
         });
       });
 
-      it('should update buttons texts when it has note', (done) => {
+      it('should update buttons texts when it has note', done => {
         vm.note = 'Foo';
         Vue.nextTick(() => {
-          expect(vm.$el.querySelector('.btn-comment-and-close').textContent.trim()).toEqual('Comment & close issue');
+          expect(vm.$el.querySelector('.btn-comment-and-close').textContent.trim()).toEqual(
+            'Comment & close issue',
+          );
           expect(vm.$el.querySelector('.js-note-discard')).toBeDefined();
           done();
         });
       });
 
-      it('updates button text with noteable type', (done) => {
-        vm.noteableType = 'merge_request';
+      it('updates button text with noteable type', done => {
+        vm.noteableType = constants.MERGE_REQUEST_NOTEABLE_TYPE;
 
         Vue.nextTick(() => {
-          expect(vm.$el.querySelector('.btn-comment-and-close').textContent.trim()).toEqual('Close merge request');
+          expect(vm.$el.querySelector('.btn-comment-and-close').textContent.trim()).toEqual(
+            'Close merge request',
+          );
           done();
         });
       });
 
       describe('when clicking close/reopen button', () => {
-        it('should disable button and show a loading spinner', (done) => {
+        it('should disable button and show a loading spinner', done => {
           const toggleStateButton = vm.$el.querySelector('.js-action-button');
 
           toggleStateButton.click();
@@ -217,7 +247,7 @@ describe('issue_comment_form component', () => {
     });
 
     describe('issue is confidential', () => {
-      it('shows information warning', (done) => {
+      it('shows information warning', done => {
         store.dispatch('setNoteableData', Object.assign(noteableDataMock, { confidential: true }));
         Vue.nextTick(() => {
           expect(vm.$el.querySelector('.confidential-issue-warning')).toBeDefined();
@@ -237,7 +267,9 @@ describe('issue_comment_form component', () => {
     });
 
     it('should render signed out widget', () => {
-      expect(vm.$el.textContent.replace(/\s+/g, ' ').trim()).toEqual('Please register or sign in to reply');
+      expect(vm.$el.textContent.replace(/\s+/g, ' ').trim()).toEqual(
+        'Please register or sign in to reply',
+      );
     });
 
     it('should not render submission form', () => {
diff --git a/spec/javascripts/notes/components/diff_file_header_spec.js b/spec/javascripts/notes/components/diff_file_header_spec.js
deleted file mode 100644
index ef6d513444a..00000000000
--- a/spec/javascripts/notes/components/diff_file_header_spec.js
+++ /dev/null
@@ -1,93 +0,0 @@
-import Vue from 'vue';
-import DiffFileHeader from '~/notes/components/diff_file_header.vue';
-import { convertObjectPropsToCamelCase } from '~/lib/utils/common_utils';
-import mountComponent from 'spec/helpers/vue_mount_component_helper';
-
-const discussionFixture = 'merge_requests/diff_discussion.json';
-
-describe('diff_file_header', () => {
-  let vm;
-  const diffDiscussionMock = getJSONFixture(discussionFixture)[0];
-  const diffFile = convertObjectPropsToCamelCase(diffDiscussionMock.diff_file);
-  const props = {
-    diffFile,
-  };
-  const Component = Vue.extend(DiffFileHeader);
-  const selectors = {
-    get copyButton() {
-      return vm.$el.querySelector('button[data-original-title="Copy file path to clipboard"]');
-    },
-    get fileName() {
-      return vm.$el.querySelector('.file-title-name');
-    },
-    get titleWrapper() {
-      return vm.$refs.titleWrapper;
-    },
-  };
-
-  describe('submodule', () => {
-    beforeEach(() => {
-      props.diffFile.submodule = true;
-      props.diffFile.submoduleLink = '<a href="/bha">Submodule</a>';
-
-      vm = mountComponent(Component, props);
-    });
-
-    it('shows submoduleLink', () => {
-      expect(selectors.fileName.innerHTML).toBe(props.diffFile.submoduleLink);
-    });
-
-    it('has button to copy blob path', () => {
-      expect(selectors.copyButton).toExist();
-      expect(selectors.copyButton.getAttribute('data-clipboard-text')).toBe(props.diffFile.submoduleLink);
-    });
-  });
-
-  describe('changed file', () => {
-    beforeEach(() => {
-      props.diffFile.submodule = false;
-      props.diffFile.discussionPath = 'some/discussion/id';
-
-      vm = mountComponent(Component, props);
-    });
-
-    it('shows file type icon', () => {
-      expect(vm.$el.innerHTML).toContain('fa-file-text-o');
-    });
-
-    it('links to discussion path', () => {
-      expect(selectors.titleWrapper).toExist();
-      expect(selectors.titleWrapper.tagName).toBe('A');
-      expect(selectors.titleWrapper.getAttribute('href')).toBe(props.diffFile.discussionPath);
-    });
-
-    it('shows plain title if no link given', () => {
-      props.diffFile.discussionPath = undefined;
-      vm = mountComponent(Component, props);
-
-      expect(selectors.titleWrapper.tagName).not.toBe('A');
-      expect(selectors.titleWrapper.href).toBeFalsy();
-    });
-
-    it('has button to copy file path', () => {
-      expect(selectors.copyButton).toExist();
-      expect(selectors.copyButton.getAttribute('data-clipboard-text')).toBe(props.diffFile.filePath);
-    });
-
-    it('shows file mode change', (done) => {
-      vm.diffFile = {
-        ...props.diffFile,
-        modeChanged: true,
-        aMode: '100755',
-        bMode: '100644',
-      };
-
-      Vue.nextTick(() => {
-        expect(
-          vm.$refs.fileMode.textContent.trim(),
-        ).toBe('100755 → 100644');
-        done();
-      });
-    });
-  });
-});
diff --git a/spec/javascripts/notes/components/diff_with_note_spec.js b/spec/javascripts/notes/components/diff_with_note_spec.js
index f4ec7132dbd..239d7950907 100644
--- a/spec/javascripts/notes/components/diff_with_note_spec.js
+++ b/spec/javascripts/notes/components/diff_with_note_spec.js
@@ -1,12 +1,14 @@
 import Vue from 'vue';
 import DiffWithNote from '~/notes/components/diff_with_note.vue';
 import { convertObjectPropsToCamelCase } from '~/lib/utils/common_utils';
-import mountComponent from 'spec/helpers/vue_mount_component_helper';
+import createStore from '~/notes/stores';
+import { mountComponentWithStore } from 'spec/helpers';
 
 const discussionFixture = 'merge_requests/diff_discussion.json';
 const imageDiscussionFixture = 'merge_requests/image_diff_discussion.json';
 
 describe('diff_with_note', () => {
+  let store;
   let vm;
   const diffDiscussionMock = getJSONFixture(discussionFixture)[0];
   const diffDiscussion = convertObjectPropsToCamelCase(diffDiscussionMock);
@@ -29,9 +31,21 @@ describe('diff_with_note', () => {
     },
   };
 
+  beforeEach(() => {
+    store = createStore();
+    store.replaceState({
+      ...store.state,
+      notes: {
+        noteableData: {
+          current_user: {},
+        },
+      },
+    });
+  });
+
   describe('text diff', () => {
     beforeEach(() => {
-      vm = mountComponent(Component, props);
+      vm = mountComponentWithStore(Component, { props, store });
     });
 
     it('shows text diff', () => {
@@ -55,7 +69,7 @@ describe('diff_with_note', () => {
     });
 
     it('shows image diff', () => {
-      vm = mountComponent(Component, props);
+      vm = mountComponentWithStore(Component, { props, store });
 
       expect(selectors.container).toHaveClass('js-image-file');
       expect(selectors.diffTable).not.toExist();
diff --git a/spec/javascripts/notes/components/discussion_counter_spec.js b/spec/javascripts/notes/components/discussion_counter_spec.js
new file mode 100644
index 00000000000..7b2302e6f47
--- /dev/null
+++ b/spec/javascripts/notes/components/discussion_counter_spec.js
@@ -0,0 +1,58 @@
+import Vue from 'vue';
+import createStore from '~/notes/stores';
+import DiscussionCounter from '~/notes/components/discussion_counter.vue';
+import { createComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import { noteableDataMock, discussionMock, notesDataMock } from '../mock_data';
+
+describe('DiscussionCounter component', () => {
+  let store;
+  let vm;
+
+  beforeEach(() => {
+    window.mrTabs = {};
+
+    const Component = Vue.extend(DiscussionCounter);
+
+    store = createStore();
+    store.dispatch('setNoteableData', noteableDataMock);
+    store.dispatch('setNotesData', notesDataMock);
+
+    vm = createComponentWithStore(Component, store);
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  describe('methods', () => {
+    describe('jumpToFirstUnresolvedDiscussion', () => {
+      it('expands unresolved discussion', () => {
+        spyOn(vm, 'expandDiscussion').and.stub();
+        const discussions = [
+          {
+            ...discussionMock,
+            id: discussionMock.id,
+            notes: [{ ...discussionMock.notes[0], resolved: true }],
+          },
+          {
+            ...discussionMock,
+            id: discussionMock.id + 1,
+            notes: [{ ...discussionMock.notes[0], resolved: false }],
+          },
+        ];
+        const firstDiscussionId = discussionMock.id + 1;
+        store.replaceState({
+          ...store.state,
+          discussions,
+        });
+        setFixtures(`
+          <div data-discussion-id="${firstDiscussionId}"></div>
+        `);
+
+        vm.jumpToFirstUnresolvedDiscussion();
+
+        expect(vm.expandDiscussion).toHaveBeenCalledWith({ discussionId: firstDiscussionId });
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/notes/components/note_actions_spec.js b/spec/javascripts/notes/components/note_actions_spec.js
index 1dfe890e05e..52cc42cb53d 100644
--- a/spec/javascripts/notes/components/note_actions_spec.js
+++ b/spec/javascripts/notes/components/note_actions_spec.js
@@ -1,14 +1,16 @@
 import Vue from 'vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import noteActions from '~/notes/components/note_actions.vue';
 import { userDataMock } from '../mock_data';
 
 describe('issue_note_actions component', () => {
   let vm;
+  let store;
   let Component;
 
   beforeEach(() => {
     Component = Vue.extend(noteActions);
+    store = createStore();
   });
 
   afterEach(() => {
@@ -20,14 +22,16 @@ describe('issue_note_actions component', () => {
 
     beforeEach(() => {
       props = {
-        accessLevel: 'Master',
+        accessLevel: 'Maintainer',
         authorId: 26,
         canDelete: true,
         canEdit: true,
         canAwardEmoji: true,
         canReportAsAbuse: true,
         noteId: 539,
-        reportAbusePath: '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F7%23note_539&user_id=26',
+        noteUrl: 'https://localhost:3000/group/project/merge_requests/1#note_1',
+        reportAbusePath:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F7%23note_539&user_id=26',
       };
 
       store.dispatch('setUserData', userDataMock);
@@ -67,14 +71,16 @@ describe('issue_note_actions component', () => {
     beforeEach(() => {
       store.dispatch('setUserData', {});
       props = {
-        accessLevel: 'Master',
+        accessLevel: 'Maintainer',
         authorId: 26,
         canDelete: false,
         canEdit: false,
         canAwardEmoji: false,
         canReportAsAbuse: false,
         noteId: 539,
-        reportAbusePath: '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F7%23note_539&user_id=26',
+        noteUrl: 'https://localhost:3000/group/project/merge_requests/1#note_1',
+        reportAbusePath:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F7%23note_539&user_id=26',
       };
       vm = new Component({
         store,
diff --git a/spec/javascripts/notes/components/note_app_spec.js b/spec/javascripts/notes/components/note_app_spec.js
index 0e792eee5e9..7eb4d3aed29 100644
--- a/spec/javascripts/notes/components/note_app_spec.js
+++ b/spec/javascripts/notes/components/note_app_spec.js
@@ -3,7 +3,9 @@ import _ from 'underscore';
 import Vue from 'vue';
 import notesApp from '~/notes/components/notes_app.vue';
 import service from '~/notes/services/notes_service';
+import createStore from '~/notes/stores';
 import '~/behaviors/markdown/render_gfm';
+import { mountComponentWithStore } from 'spec/helpers';
 import * as mockData from '../mock_data';
 
 const vueMatchers = {
@@ -22,6 +24,7 @@ const vueMatchers = {
 describe('note_app', () => {
   let mountComponent;
   let vm;
+  let store;
 
   beforeEach(() => {
     jasmine.addMatchers(vueMatchers);
@@ -29,16 +32,18 @@ describe('note_app', () => {
 
     const IssueNotesApp = Vue.extend(notesApp);
 
-    mountComponent = (data) => {
+    store = createStore();
+    mountComponent = data => {
       const props = data || {
         noteableData: mockData.noteableDataMock,
         notesData: mockData.notesDataMock,
         userData: mockData.userDataMock,
       };
 
-      return new IssueNotesApp({
-        propsData: props,
-      }).$mount();
+      return mountComponentWithStore(IssueNotesApp, {
+        props,
+        store,
+      });
     };
   });
 
@@ -48,9 +53,11 @@ describe('note_app', () => {
 
   describe('set data', () => {
     const responseInterceptor = (request, next) => {
-      next(request.respondWith(JSON.stringify([]), {
-        status: 200,
-      }));
+      next(
+        request.respondWith(JSON.stringify([]), {
+          status: 200,
+        }),
+      );
     };
 
     beforeEach(() => {
@@ -74,8 +81,8 @@ describe('note_app', () => {
       expect(vm.$store.state.userData).toEqual(mockData.userDataMock);
     });
 
-    it('should fetch notes', () => {
-      expect(vm.$store.state.notes).toEqual([]);
+    it('should fetch discussions', () => {
+      expect(vm.$store.state.discussions).toEqual([]);
     });
   });
 
@@ -89,15 +96,20 @@ describe('note_app', () => {
       Vue.http.interceptors = _.without(Vue.http.interceptors, mockData.individualNoteInterceptor);
     });
 
-    it('should render list of notes', (done) => {
-      const note = mockData.INDIVIDUAL_NOTE_RESPONSE_MAP.GET['/gitlab-org/gitlab-ce/issues/26/discussions.json'][0].notes[0];
+    it('should render list of notes', done => {
+      const note =
+        mockData.INDIVIDUAL_NOTE_RESPONSE_MAP.GET[
+          '/gitlab-org/gitlab-ce/issues/26/discussions.json'
+        ][0].notes[0];
 
       setTimeout(() => {
         expect(
           vm.$el.querySelector('.main-notes-list .note-header-author-name').textContent.trim(),
         ).toEqual(note.author.name);
 
-        expect(vm.$el.querySelector('.main-notes-list .note-text').innerHTML).toEqual(note.note_html);
+        expect(vm.$el.querySelector('.main-notes-list .note-text').innerHTML).toEqual(
+          note.note_html,
+        );
         done();
       }, 0);
     });
@@ -106,13 +118,13 @@ describe('note_app', () => {
       expect(vm.$el.querySelector('.js-main-target-form').tagName).toEqual('FORM');
       expect(
         vm.$el.querySelector('.js-main-target-form textarea').getAttribute('placeholder'),
-      ).toEqual('Write a comment or drag your files here...');
+      ).toEqual('Write a comment or drag your files here…');
     });
 
     it('should render form comment button as disabled', () => {
-      expect(
-        vm.$el.querySelector('.js-note-new-discussion').getAttribute('disabled'),
-      ).toEqual('disabled');
+      expect(vm.$el.querySelector('.js-note-new-discussion').getAttribute('disabled')).toEqual(
+        'disabled',
+      );
     });
   });
 
@@ -129,13 +141,13 @@ describe('note_app', () => {
       expect(vm.$el.querySelector('.js-main-target-form').tagName).toEqual('FORM');
       expect(
         vm.$el.querySelector('.js-main-target-form textarea').getAttribute('placeholder'),
-      ).toEqual('Write a comment or drag your files here...');
+      ).toEqual('Write a comment or drag your files here…');
     });
   });
 
   describe('update note', () => {
     describe('individual note', () => {
-      beforeEach((done) => {
+      beforeEach(done => {
         Vue.http.interceptors.push(mockData.individualNoteInterceptor);
         spyOn(service, 'updateNote').and.callThrough();
         vm = mountComponent();
@@ -156,7 +168,7 @@ describe('note_app', () => {
         expect(vm).toIncludeElement('.js-vue-issue-note-form');
       });
 
-      it('calls the service to update the note', (done) => {
+      it('calls the service to update the note', done => {
         vm.$el.querySelector('.js-vue-issue-note-form').value = 'this is a note';
         vm.$el.querySelector('.js-vue-issue-save').click();
 
@@ -169,7 +181,7 @@ describe('note_app', () => {
     });
 
     describe('discussion note', () => {
-      beforeEach((done) => {
+      beforeEach(done => {
         Vue.http.interceptors.push(mockData.discussionNoteInterceptor);
         spyOn(service, 'updateNote').and.callThrough();
         vm = mountComponent();
@@ -191,7 +203,7 @@ describe('note_app', () => {
         expect(vm).toIncludeElement('.js-vue-issue-note-form');
       });
 
-      it('updates the note and resets the edit form', (done) => {
+      it('updates the note and resets the edit form', done => {
         vm.$el.querySelector('.js-vue-issue-note-form').value = 'this is a note';
         vm.$el.querySelector('.js-vue-issue-save').click();
 
@@ -211,12 +223,16 @@ describe('note_app', () => {
 
     it('should render markdown docs url', () => {
       const { markdownDocsPath } = mockData.notesDataMock;
-      expect(vm.$el.querySelector(`a[href="${markdownDocsPath}"]`).textContent.trim()).toEqual('Markdown');
+      expect(vm.$el.querySelector(`a[href="${markdownDocsPath}"]`).textContent.trim()).toEqual(
+        'Markdown',
+      );
     });
 
     it('should render quick action docs url', () => {
       const { quickActionsDocsPath } = mockData.notesDataMock;
-      expect(vm.$el.querySelector(`a[href="${quickActionsDocsPath}"]`).textContent.trim()).toEqual('quick actions');
+      expect(vm.$el.querySelector(`a[href="${quickActionsDocsPath}"]`).textContent.trim()).toEqual(
+        'quick actions',
+      );
     });
   });
 
@@ -230,7 +246,7 @@ describe('note_app', () => {
       Vue.http.interceptors = _.without(Vue.http.interceptors, mockData.individualNoteInterceptor);
     });
 
-    it('should render markdown docs url', (done) => {
+    it('should render markdown docs url', done => {
       setTimeout(() => {
         vm.$el.querySelector('.js-note-edit').click();
         const { markdownDocsPath } = mockData.notesDataMock;
@@ -244,15 +260,15 @@ describe('note_app', () => {
       }, 0);
     });
 
-    it('should not render quick actions docs url', (done) => {
+    it('should not render quick actions docs url', done => {
       setTimeout(() => {
         vm.$el.querySelector('.js-note-edit').click();
         const { quickActionsDocsPath } = mockData.notesDataMock;
 
         Vue.nextTick(() => {
-          expect(
-            vm.$el.querySelector(`.edit-note a[href="${quickActionsDocsPath}"]`),
-          ).toEqual(null);
+          expect(vm.$el.querySelector(`.edit-note a[href="${quickActionsDocsPath}"]`)).toEqual(
+            null,
+          );
           done();
         });
       }, 0);
diff --git a/spec/javascripts/notes/components/note_awards_list_spec.js b/spec/javascripts/notes/components/note_awards_list_spec.js
index 1c30d8691b1..9d98ba219da 100644
--- a/spec/javascripts/notes/components/note_awards_list_spec.js
+++ b/spec/javascripts/notes/components/note_awards_list_spec.js
@@ -1,15 +1,17 @@
 import Vue from 'vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import awardsNote from '~/notes/components/note_awards_list.vue';
 import { noteableDataMock, notesDataMock } from '../mock_data';
 
 describe('note_awards_list component', () => {
+  let store;
   let vm;
   let awardsMock;
 
   beforeEach(() => {
     const Component = Vue.extend(awardsNote);
 
+    store = createStore();
     store.dispatch('setNoteableData', noteableDataMock);
     store.dispatch('setNotesData', notesDataMock);
     awardsMock = [
@@ -41,7 +43,9 @@ describe('note_awards_list component', () => {
 
   it('should render awarded emojis', () => {
     expect(vm.$el.querySelector('.js-awards-block button [data-name="flag_tz"]')).toBeDefined();
-    expect(vm.$el.querySelector('.js-awards-block button [data-name="cartwheel_tone3"]')).toBeDefined();
+    expect(
+      vm.$el.querySelector('.js-awards-block button [data-name="cartwheel_tone3"]'),
+    ).toBeDefined();
   });
 
   it('should be possible to remove awarded emoji', () => {
diff --git a/spec/javascripts/notes/components/note_body_spec.js b/spec/javascripts/notes/components/note_body_spec.js
index 4e551496ff0..efad0785afe 100644
--- a/spec/javascripts/notes/components/note_body_spec.js
+++ b/spec/javascripts/notes/components/note_body_spec.js
@@ -1,15 +1,16 @@
-
 import Vue from 'vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import noteBody from '~/notes/components/note_body.vue';
 import { noteableDataMock, notesDataMock, note } from '../mock_data';
 
 describe('issue_note_body component', () => {
+  let store;
   let vm;
 
   beforeEach(() => {
     const Component = Vue.extend(noteBody);
 
+    store = createStore();
     store.dispatch('setNoteableData', noteableDataMock);
     store.dispatch('setNotesData', notesDataMock);
 
@@ -37,7 +38,7 @@ describe('issue_note_body component', () => {
   });
 
   describe('isEditing', () => {
-    beforeEach((done) => {
+    beforeEach(done => {
       vm.isEditing = true;
       Vue.nextTick(done);
     });
diff --git a/spec/javascripts/notes/components/note_form_spec.js b/spec/javascripts/notes/components/note_form_spec.js
index f841a408d09..95d400ab3df 100644
--- a/spec/javascripts/notes/components/note_form_spec.js
+++ b/spec/javascripts/notes/components/note_form_spec.js
@@ -1,16 +1,18 @@
 import Vue from 'vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import issueNoteForm from '~/notes/components/note_form.vue';
 import { noteableDataMock, notesDataMock } from '../mock_data';
 import { keyboardDownEvent } from '../../issue_show/helpers';
 
 describe('issue_note_form component', () => {
+  let store;
   let vm;
   let props;
 
   beforeEach(() => {
     const Component = Vue.extend(issueNoteForm);
 
+    store = createStore();
     store.dispatch('setNoteableData', noteableDataMock);
     store.dispatch('setNotesData', notesDataMock);
 
@@ -31,14 +33,18 @@ describe('issue_note_form component', () => {
   });
 
   describe('conflicts editing', () => {
-    it('should show conflict message if note changes outside the component', (done) => {
+    it('should show conflict message if note changes outside the component', done => {
       vm.isEditing = true;
       vm.noteBody = 'Foo';
-      const message = 'This comment has changed since you started editing, please review the updated comment to ensure information is not lost.';
+      const message =
+        'This comment has changed since you started editing, please review the updated comment to ensure information is not lost.';
 
       Vue.nextTick(() => {
         expect(
-          vm.$el.querySelector('.js-conflict-edit-warning').textContent.replace(/\s+/g, ' ').trim(),
+          vm.$el
+            .querySelector('.js-conflict-edit-warning')
+            .textContent.replace(/\s+/g, ' ')
+            .trim(),
         ).toEqual(message);
         done();
       });
@@ -47,14 +53,16 @@ describe('issue_note_form component', () => {
 
   describe('form', () => {
     it('should render text area with placeholder', () => {
-      expect(
-        vm.$el.querySelector('textarea').getAttribute('placeholder'),
-      ).toEqual('Write a comment or drag your files here...');
+      expect(vm.$el.querySelector('textarea').getAttribute('placeholder')).toEqual(
+        'Write a comment or drag your files here…',
+      );
     });
 
     it('should link to markdown docs', () => {
       const { markdownDocsPath } = notesDataMock;
-      expect(vm.$el.querySelector(`a[href="${markdownDocsPath}"]`).textContent.trim()).toEqual('Markdown');
+      expect(vm.$el.querySelector(`a[href="${markdownDocsPath}"]`).textContent.trim()).toEqual(
+        'Markdown',
+      );
     });
 
     describe('keyboard events', () => {
@@ -87,7 +95,7 @@ describe('issue_note_form component', () => {
     });
 
     describe('actions', () => {
-      it('should be possible to cancel', (done) => {
+      it('should be possible to cancel', done => {
         spyOn(vm, 'cancelHandler').and.callThrough();
         vm.isEditing = true;
 
@@ -101,7 +109,7 @@ describe('issue_note_form component', () => {
         });
       });
 
-      it('should be possible to update the note', (done) => {
+      it('should be possible to update the note', done => {
         vm.isEditing = true;
 
         Vue.nextTick(() => {
diff --git a/spec/javascripts/notes/components/note_header_spec.js b/spec/javascripts/notes/components/note_header_spec.js
index 5636f8d1a9f..a3c6bf78988 100644
--- a/spec/javascripts/notes/components/note_header_spec.js
+++ b/spec/javascripts/notes/components/note_header_spec.js
@@ -1,13 +1,15 @@
 import Vue from 'vue';
 import noteHeader from '~/notes/components/note_header.vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 
 describe('note_header component', () => {
+  let store;
   let vm;
   let Component;
 
   beforeEach(() => {
     Component = Vue.extend(noteHeader);
+    store = createStore();
   });
 
   afterEach(() => {
@@ -38,12 +40,8 @@ describe('note_header component', () => {
     });
 
     it('should render user information', () => {
-      expect(
-        vm.$el.querySelector('.note-header-author-name').textContent.trim(),
-      ).toEqual('Root');
-      expect(
-        vm.$el.querySelector('.note-header-info a').getAttribute('href'),
-      ).toEqual('/root');
+      expect(vm.$el.querySelector('.note-header-author-name').textContent.trim()).toEqual('Root');
+      expect(vm.$el.querySelector('.note-header-info a').getAttribute('href')).toEqual('/root');
     });
 
     it('should render timestamp link', () => {
@@ -78,7 +76,7 @@ describe('note_header component', () => {
       expect(vm.$el.querySelector('.js-vue-toggle-button')).toBeDefined();
     });
 
-    it('emits toggle event on click', (done) => {
+    it('emits toggle event on click', done => {
       spyOn(vm, '$emit');
 
       vm.$el.querySelector('.js-vue-toggle-button').click();
@@ -89,24 +87,24 @@ describe('note_header component', () => {
       });
     });
 
-    it('renders up arrow when open', (done) => {
+    it('renders up arrow when open', done => {
       vm.expanded = true;
 
       Vue.nextTick(() => {
-        expect(
-          vm.$el.querySelector('.js-vue-toggle-button i').classList,
-        ).toContain('fa-chevron-up');
+        expect(vm.$el.querySelector('.js-vue-toggle-button i').classList).toContain(
+          'fa-chevron-up',
+        );
         done();
       });
     });
 
-    it('renders down arrow when closed', (done) => {
+    it('renders down arrow when closed', done => {
       vm.expanded = false;
 
       Vue.nextTick(() => {
-        expect(
-          vm.$el.querySelector('.js-vue-toggle-button i').classList,
-        ).toContain('fa-chevron-down');
+        expect(vm.$el.querySelector('.js-vue-toggle-button i').classList).toContain(
+          'fa-chevron-down',
+        );
         done();
       });
     });
diff --git a/spec/javascripts/notes/components/note_signed_out_widget_spec.js b/spec/javascripts/notes/components/note_signed_out_widget_spec.js
index 6cba8053888..e217a2caa73 100644
--- a/spec/javascripts/notes/components/note_signed_out_widget_spec.js
+++ b/spec/javascripts/notes/components/note_signed_out_widget_spec.js
@@ -1,13 +1,15 @@
 import Vue from 'vue';
 import noteSignedOut from '~/notes/components/note_signed_out_widget.vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import { notesDataMock } from '../mock_data';
 
 describe('note_signed_out_widget component', () => {
+  let store;
   let vm;
 
   beforeEach(() => {
     const Component = Vue.extend(noteSignedOut);
+    store = createStore();
     store.dispatch('setNotesData', notesDataMock);
 
     vm = new Component({
@@ -20,18 +22,20 @@ describe('note_signed_out_widget component', () => {
   });
 
   it('should render sign in link provided in the store', () => {
-    expect(
-      vm.$el.querySelector(`a[href="${notesDataMock.newSessionPath}"]`).textContent,
-    ).toEqual('sign in');
+    expect(vm.$el.querySelector(`a[href="${notesDataMock.newSessionPath}"]`).textContent).toEqual(
+      'sign in',
+    );
   });
 
   it('should render register link provided in the store', () => {
-    expect(
-      vm.$el.querySelector(`a[href="${notesDataMock.registerPath}"]`).textContent,
-    ).toEqual('register');
+    expect(vm.$el.querySelector(`a[href="${notesDataMock.registerPath}"]`).textContent).toEqual(
+      'register',
+    );
   });
 
   it('should render information text', () => {
-    expect(vm.$el.textContent.replace(/\s+/g, ' ').trim()).toEqual('Please register or sign in to reply');
+    expect(vm.$el.textContent.replace(/\s+/g, ' ').trim()).toEqual(
+      'Please register or sign in to reply',
+    );
   });
 });
diff --git a/spec/javascripts/notes/components/noteable_discussion_spec.js b/spec/javascripts/notes/components/noteable_discussion_spec.js
index cda550760fe..058ddb6202f 100644
--- a/spec/javascripts/notes/components/noteable_discussion_spec.js
+++ b/spec/javascripts/notes/components/noteable_discussion_spec.js
@@ -1,21 +1,24 @@
 import Vue from 'vue';
-import store from '~/notes/stores';
-import issueDiscussion from '~/notes/components/noteable_discussion.vue';
+import createStore from '~/notes/stores';
+import noteableDiscussion from '~/notes/components/noteable_discussion.vue';
+import '~/behaviors/markdown/render_gfm';
 import { noteableDataMock, discussionMock, notesDataMock } from '../mock_data';
 
-describe('issue_discussion component', () => {
+describe('noteable_discussion component', () => {
+  let store;
   let vm;
 
   beforeEach(() => {
-    const Component = Vue.extend(issueDiscussion);
+    const Component = Vue.extend(noteableDiscussion);
 
+    store = createStore();
     store.dispatch('setNoteableData', noteableDataMock);
     store.dispatch('setNotesData', notesDataMock);
 
     vm = new Component({
       store,
       propsData: {
-        note: discussionMock,
+        discussion: discussionMock,
       },
     }).$mount();
   });
@@ -55,4 +58,74 @@ describe('issue_discussion component', () => {
       ).toBeNull();
     });
   });
+
+  describe('computed', () => {
+    describe('hasMultipleUnresolvedDiscussions', () => {
+      it('is false if there are no unresolved discussions', done => {
+        spyOnProperty(vm, 'unresolvedDiscussions').and.returnValue([]);
+
+        Vue.nextTick()
+          .then(() => {
+            expect(vm.hasMultipleUnresolvedDiscussions).toBe(false);
+          })
+          .then(done)
+          .catch(done.fail);
+      });
+
+      it('is false if there is one unresolved discussion', done => {
+        spyOnProperty(vm, 'unresolvedDiscussions').and.returnValue([discussionMock]);
+
+        Vue.nextTick()
+          .then(() => {
+            expect(vm.hasMultipleUnresolvedDiscussions).toBe(false);
+          })
+          .then(done)
+          .catch(done.fail);
+      });
+
+      it('is true if there are two unresolved discussions', done => {
+        spyOnProperty(vm, 'unresolvedDiscussions').and.returnValue([{}, {}]);
+
+        Vue.nextTick()
+          .then(() => {
+            expect(vm.hasMultipleUnresolvedDiscussions).toBe(true);
+          })
+          .then(done)
+          .catch(done.fail);
+      });
+    });
+  });
+
+  describe('methods', () => {
+    describe('jumpToNextDiscussion', () => {
+      it('expands next unresolved discussion', () => {
+        spyOn(vm, 'expandDiscussion').and.stub();
+        const discussions = [
+          discussionMock,
+          {
+            ...discussionMock,
+            id: discussionMock.id + 1,
+            notes: [{ ...discussionMock.notes[0], resolved: true }],
+          },
+          {
+            ...discussionMock,
+            id: discussionMock.id + 2,
+            notes: [{ ...discussionMock.notes[0], resolved: false }],
+          },
+        ];
+        const nextDiscussionId = discussionMock.id + 2;
+        store.replaceState({
+          ...store.state,
+          discussions,
+        });
+        setFixtures(`
+          <div data-discussion-id="${nextDiscussionId}"></div>
+        `);
+
+        vm.jumpToNextDiscussion();
+
+        expect(vm.expandDiscussion).toHaveBeenCalledWith({ discussionId: nextDiscussionId });
+      });
+    });
+  });
 });
diff --git a/spec/javascripts/notes/components/noteable_note_spec.js b/spec/javascripts/notes/components/noteable_note_spec.js
index cfd037633e9..a31d17cacbb 100644
--- a/spec/javascripts/notes/components/noteable_note_spec.js
+++ b/spec/javascripts/notes/components/noteable_note_spec.js
@@ -1,16 +1,18 @@
 import $ from 'jquery';
 import _ from 'underscore';
 import Vue from 'vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import issueNote from '~/notes/components/noteable_note.vue';
 import { noteableDataMock, notesDataMock, note } from '../mock_data';
 
 describe('issue_note', () => {
+  let store;
   let vm;
 
   beforeEach(() => {
     const Component = Vue.extend(issueNote);
 
+    store = createStore();
     store.dispatch('setNoteableData', noteableDataMock);
     store.dispatch('setNotesData', notesDataMock);
 
@@ -27,12 +29,14 @@ describe('issue_note', () => {
   });
 
   it('should render user information', () => {
-    expect(vm.$el.querySelector('.user-avatar-link img').getAttribute('src')).toEqual(note.author.avatar_url);
+    expect(vm.$el.querySelector('.user-avatar-link img').getAttribute('src')).toEqual(
+      note.author.avatar_url,
+    );
   });
 
   it('should render note header content', () => {
-    expect(vm.$el.querySelector('.note-header .note-header-author-name').textContent.trim()).toEqual(note.author.name);
-    expect(vm.$el.querySelector('.note-header .note-headline-meta').textContent.trim()).toContain('commented');
+    const el = vm.$el.querySelector('.note-header .note-header-author-name');
+    expect(el.textContent.trim()).toEqual(note.author.name);
   });
 
   it('should render note actions', () => {
@@ -43,7 +47,7 @@ describe('issue_note', () => {
     expect(vm.$el.querySelector('.note-text').innerHTML).toEqual(note.note_html);
   });
 
-  it('prevents note preview xss', (done) => {
+  it('prevents note preview xss', done => {
     const imgSrc = 'data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7';
     const noteBody = `<img src="${imgSrc}" onload="alert(1)" />`;
     const alertSpy = spyOn(window, 'alert');
@@ -59,7 +63,7 @@ describe('issue_note', () => {
   });
 
   describe('cancel edit', () => {
-    it('restores content of updated note', (done) => {
+    it('restores content of updated note', done => {
       const noteBody = 'updated note text';
       vm.updateNote = () => Promise.resolve();
 
diff --git a/spec/javascripts/notes/mock_data.js b/spec/javascripts/notes/mock_data.js
index bfe3a65feee..547efa32694 100644
--- a/spec/javascripts/notes/mock_data.js
+++ b/spec/javascripts/notes/mock_data.js
@@ -51,6 +51,7 @@ export const noteableDataMock = {
   time_estimate: 0,
   title: '14',
   total_time_spent: 0,
+  noteable_note_url: '/group/project/merge_requests/1#note_1',
   updated_at: '2017-08-04T09:53:01.226Z',
   updated_by_id: 1,
   web_url: '/gitlab-org/gitlab-ce/issues/26',
@@ -99,6 +100,8 @@ export const individualNote = {
         { name: 'art', user: { id: 1, name: 'Root', username: 'root' } },
       ],
       toggle_award_path: '/gitlab-org/gitlab-ce/notes/1390/toggle_award_emoji',
+      noteable_note_url: '/group/project/merge_requests/1#note_1',
+      note_url: '/group/project/merge_requests/1#note_1',
       report_abuse_path:
         '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F26%23note_1390&user_id=1',
       path: '/gitlab-org/gitlab-ce/notes/1390',
@@ -157,6 +160,8 @@ export const note = {
     },
   ],
   toggle_award_path: '/gitlab-org/gitlab-ce/notes/546/toggle_award_emoji',
+  note_url: '/group/project/merge_requests/1#note_1',
+  noteable_note_url: '/group/project/merge_requests/1#note_1',
   report_abuse_path:
     '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F7%23note_546&user_id=1',
   path: '/gitlab-org/gitlab-ce/notes/546',
@@ -198,6 +203,7 @@ export const discussionMock = {
       discussion_id: '9e3bd2f71a01de45fd166e6719eb380ad9f270b1',
       emoji_awardable: true,
       award_emoji: [],
+      noteable_note_url: '/group/project/merge_requests/1#note_1',
       toggle_award_path: '/gitlab-org/gitlab-ce/notes/1395/toggle_award_emoji',
       report_abuse_path:
         '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F26%23note_1395&user_id=1',
@@ -244,6 +250,7 @@ export const discussionMock = {
       emoji_awardable: true,
       award_emoji: [],
       toggle_award_path: '/gitlab-org/gitlab-ce/notes/1396/toggle_award_emoji',
+      noteable_note_url: '/group/project/merge_requests/1#note_1',
       report_abuse_path:
         '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F26%23note_1396&user_id=1',
       path: '/gitlab-org/gitlab-ce/notes/1396',
@@ -288,6 +295,7 @@ export const discussionMock = {
       discussion_id: '9e3bd2f71a01de45fd166e6719eb380ad9f270b1',
       emoji_awardable: true,
       award_emoji: [],
+      noteable_note_url: '/group/project/merge_requests/1#note_1',
       toggle_award_path: '/gitlab-org/gitlab-ce/notes/1437/toggle_award_emoji',
       report_abuse_path:
         '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F26%23note_1437&user_id=1',
@@ -335,11 +343,85 @@ export const loggedOutnoteableData = {
     can_create_note: false,
     can_update: false,
   },
+  noteable_note_url: '/group/project/merge_requests/1#note_1',
   create_note_path: '/gitlab-org/gitlab-ce/notes?target_id=98&target_type=issue',
   preview_note_path:
     '/gitlab-org/gitlab-ce/preview_markdown?quick_actions_target_id=98&quick_actions_target_type=Issue',
 };
 
+export const collapseNotesMock = [
+  {
+    expanded: true,
+    id: '0fb4e0e3f9276e55ff32eb4195add694aece4edd',
+    individual_note: true,
+    notes: [
+      {
+        id: 1390,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Root',
+          username: 'root',
+          state: 'active',
+          avatar_url: 'test',
+          path: '/root',
+        },
+        created_at: '2018-02-26T18:07:41.071Z',
+        updated_at: '2018-02-26T18:07:41.071Z',
+        system: true,
+        system_note_icon_name: 'pencil',
+        noteable_id: 98,
+        noteable_type: 'Issue',
+        type: null,
+        human_access: 'Owner',
+        note: 'changed the description',
+        note_html: '<p dir="auto">changed the description</p>',
+        current_user: { can_edit: false },
+        discussion_id: 'b97fb7bda470a65b3e009377a9032edec0a4dd05',
+        emoji_awardable: false,
+        path: '/h5bp/html5-boilerplate/notes/1057',
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fh5bp%2Fhtml5-boilerplate%2Fissues%2F10%23note_1057&user_id=1',
+      },
+    ],
+  },
+  {
+    expanded: true,
+    id: 'ffde43f25984ad7f2b4275135e0e2846875336c0',
+    individual_note: true,
+    notes: [
+      {
+        id: 1391,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Root',
+          username: 'root',
+          state: 'active',
+          avatar_url: 'test',
+          path: '/root',
+        },
+        created_at: '2018-02-26T18:13:24.071Z',
+        updated_at: '2018-02-26T18:13:24.071Z',
+        system: true,
+        system_note_icon_name: 'pencil',
+        noteable_id: 99,
+        noteable_type: 'Issue',
+        type: null,
+        human_access: 'Owner',
+        note: 'changed the description',
+        note_html: '<p dir="auto">changed the description</p>',
+        current_user: { can_edit: false },
+        discussion_id: '3eb958b4d81dec207ec3537a2f3bd8b9f271bb34',
+        emoji_awardable: false,
+        path: '/h5bp/html5-boilerplate/notes/1057',
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fh5bp%2Fhtml5-boilerplate%2Fissues%2F10%23note_1057&user_id=1',
+      },
+    ],
+  },
+];
+
 export const INDIVIDUAL_NOTE_RESPONSE_MAP = {
   GET: {
     '/gitlab-org/gitlab-ce/issues/26/discussions.json': [
@@ -396,6 +478,7 @@ export const INDIVIDUAL_NOTE_RESPONSE_MAP = {
                 },
               },
             ],
+            noteable_note_url: '/group/project/merge_requests/1#note_1',
             toggle_award_path: '/gitlab-org/gitlab-ce/notes/1390/toggle_award_emoji',
             report_abuse_path:
               '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F26%23note_1390\u0026user_id=1',
@@ -440,6 +523,7 @@ export const INDIVIDUAL_NOTE_RESPONSE_MAP = {
             discussion_id: '70d5c92a4039a36c70100c6691c18c27e4b0a790',
             emoji_awardable: true,
             award_emoji: [],
+            noteable_note_url: '/group/project/merge_requests/1#note_1',
             toggle_award_path: '/gitlab-org/gitlab-ce/notes/1391/toggle_award_emoji',
             report_abuse_path:
               '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F26%23note_1391\u0026user_id=1',
@@ -494,6 +578,7 @@ export const INDIVIDUAL_NOTE_RESPONSE_MAP = {
       discussion_id: 'a3ed36e29b1957efb3b68c53e2d7a2b24b1df052',
       emoji_awardable: true,
       award_emoji: [],
+      noteable_note_url: '/group/project/merge_requests/1#note_1',
       toggle_award_path: '/gitlab-org/gitlab-ce/notes/1471/toggle_award_emoji',
       report_abuse_path:
         '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F29%23note_1471\u0026user_id=1',
@@ -545,6 +630,7 @@ export const DISCUSSION_NOTE_RESPONSE_MAP = {
             emoji_awardable: true,
             award_emoji: [],
             toggle_award_path: '/gitlab-org/gitlab-ce/notes/1471/toggle_award_emoji',
+            noteable_note_url: '/group/project/merge_requests/1#note_1',
             report_abuse_path:
               '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-ce%2Fissues%2F29%23note_1471\u0026user_id=1',
             path: '/gitlab-org/gitlab-ce/notes/1471',
@@ -575,3 +661,508 @@ export function discussionNoteInterceptor(request, next) {
     }),
   );
 }
+
+export const notesWithDescriptionChanges = [
+  {
+    id: '39b271c2033e9ed43d8edb393702f65f7a830459',
+    reply_id: '39b271c2033e9ed43d8edb393702f65f7a830459',
+    expanded: true,
+    notes: [
+      {
+        id: 901,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:05:36.117Z',
+        updated_at: '2018-05-29T12:05:36.117Z',
+        system: false,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note:
+          'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.',
+        note_html:
+          '<p dir="auto">Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</p>',
+        current_user: { can_edit: true, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        discussion_id: '39b271c2033e9ed43d8edb393702f65f7a830459',
+        emoji_awardable: true,
+        award_emoji: [],
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_901&user_id=1',
+        human_access: 'Owner',
+        toggle_award_path: '/gitlab-org/gitlab-shell/notes/901/toggle_award_emoji',
+        path: '/gitlab-org/gitlab-shell/notes/901',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: '4852335d7dc40b9ceb8fde1a2bb9c1b67e4c7795',
+    reply_id: '4852335d7dc40b9ceb8fde1a2bb9c1b67e4c7795',
+    expanded: true,
+    notes: [
+      {
+        id: 902,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:05:58.694Z',
+        updated_at: '2018-05-29T12:05:58.694Z',
+        system: false,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note:
+          'Varius vel pharetra vel turpis nunc eget lorem. Ipsum dolor sit amet consectetur adipiscing.',
+        note_html:
+          '<p dir="auto">Varius vel pharetra vel turpis nunc eget lorem. Ipsum dolor sit amet consectetur adipiscing.</p>',
+        current_user: { can_edit: true, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        discussion_id: '4852335d7dc40b9ceb8fde1a2bb9c1b67e4c7795',
+        emoji_awardable: true,
+        award_emoji: [],
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_902&user_id=1',
+        human_access: 'Owner',
+        toggle_award_path: '/gitlab-org/gitlab-shell/notes/902/toggle_award_emoji',
+        path: '/gitlab-org/gitlab-shell/notes/902',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: '7f1feda384083eb31763366e6392399fde6f3f31',
+    reply_id: '7f1feda384083eb31763366e6392399fde6f3f31',
+    expanded: true,
+    notes: [
+      {
+        id: 903,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:06:05.772Z',
+        updated_at: '2018-05-29T12:06:05.772Z',
+        system: true,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note: 'changed the description',
+        note_html: '<p dir="auto">changed the description</p>',
+        current_user: { can_edit: false, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        system_note_icon_name: 'pencil-square',
+        discussion_id: '7f1feda384083eb31763366e6392399fde6f3f31',
+        emoji_awardable: false,
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_903&user_id=1',
+        human_access: 'Owner',
+        path: '/gitlab-org/gitlab-shell/notes/903',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: '091865fe3ae20f0045234a3d103e3b15e73405b5',
+    reply_id: '091865fe3ae20f0045234a3d103e3b15e73405b5',
+    expanded: true,
+    notes: [
+      {
+        id: 904,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:06:16.112Z',
+        updated_at: '2018-05-29T12:06:16.112Z',
+        system: false,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note: 'Ullamcorper eget nulla facilisi etiam',
+        note_html: '<p dir="auto">Ullamcorper eget nulla facilisi etiam</p>',
+        current_user: { can_edit: true, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        discussion_id: '091865fe3ae20f0045234a3d103e3b15e73405b5',
+        emoji_awardable: true,
+        award_emoji: [],
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_904&user_id=1',
+        human_access: 'Owner',
+        toggle_award_path: '/gitlab-org/gitlab-shell/notes/904/toggle_award_emoji',
+        path: '/gitlab-org/gitlab-shell/notes/904',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: 'a21cf2e804acc3c60d07e37d75e395f5a9a4d044',
+    reply_id: 'a21cf2e804acc3c60d07e37d75e395f5a9a4d044',
+    expanded: true,
+    notes: [
+      {
+        id: 905,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:06:28.851Z',
+        updated_at: '2018-05-29T12:06:28.851Z',
+        system: true,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note: 'changed the description',
+        note_html: '<p dir="auto">changed the description</p>',
+        current_user: { can_edit: false, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        system_note_icon_name: 'pencil-square',
+        discussion_id: 'a21cf2e804acc3c60d07e37d75e395f5a9a4d044',
+        emoji_awardable: false,
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_905&user_id=1',
+        human_access: 'Owner',
+        path: '/gitlab-org/gitlab-shell/notes/905',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: '70411b08cdfc01f24187a06d77daa33464cb2620',
+    reply_id: '70411b08cdfc01f24187a06d77daa33464cb2620',
+    expanded: true,
+    notes: [
+      {
+        id: 906,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:20:02.925Z',
+        updated_at: '2018-05-29T12:20:02.925Z',
+        system: true,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note: 'changed the description',
+        note_html: '<p dir="auto">changed the description</p>',
+        current_user: { can_edit: false, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        system_note_icon_name: 'pencil-square',
+        discussion_id: '70411b08cdfc01f24187a06d77daa33464cb2620',
+        emoji_awardable: false,
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_906&user_id=1',
+        human_access: 'Owner',
+        path: '/gitlab-org/gitlab-shell/notes/906',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+];
+
+export const collapsedSystemNotes = [
+  {
+    id: '39b271c2033e9ed43d8edb393702f65f7a830459',
+    reply_id: '39b271c2033e9ed43d8edb393702f65f7a830459',
+    expanded: true,
+    notes: [
+      {
+        id: 901,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:05:36.117Z',
+        updated_at: '2018-05-29T12:05:36.117Z',
+        system: false,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note:
+          'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.',
+        note_html:
+          '<p dir="auto">Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.</p>',
+        current_user: { can_edit: true, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        discussion_id: '39b271c2033e9ed43d8edb393702f65f7a830459',
+        emoji_awardable: true,
+        award_emoji: [],
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_901&user_id=1',
+        human_access: 'Owner',
+        toggle_award_path: '/gitlab-org/gitlab-shell/notes/901/toggle_award_emoji',
+        path: '/gitlab-org/gitlab-shell/notes/901',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: '4852335d7dc40b9ceb8fde1a2bb9c1b67e4c7795',
+    reply_id: '4852335d7dc40b9ceb8fde1a2bb9c1b67e4c7795',
+    expanded: true,
+    notes: [
+      {
+        id: 902,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:05:58.694Z',
+        updated_at: '2018-05-29T12:05:58.694Z',
+        system: false,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note:
+          'Varius vel pharetra vel turpis nunc eget lorem. Ipsum dolor sit amet consectetur adipiscing.',
+        note_html:
+          '<p dir="auto">Varius vel pharetra vel turpis nunc eget lorem. Ipsum dolor sit amet consectetur adipiscing.</p>',
+        current_user: { can_edit: true, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        discussion_id: '4852335d7dc40b9ceb8fde1a2bb9c1b67e4c7795',
+        emoji_awardable: true,
+        award_emoji: [],
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_902&user_id=1',
+        human_access: 'Owner',
+        toggle_award_path: '/gitlab-org/gitlab-shell/notes/902/toggle_award_emoji',
+        path: '/gitlab-org/gitlab-shell/notes/902',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: '091865fe3ae20f0045234a3d103e3b15e73405b5',
+    reply_id: '091865fe3ae20f0045234a3d103e3b15e73405b5',
+    expanded: true,
+    notes: [
+      {
+        id: 904,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:06:16.112Z',
+        updated_at: '2018-05-29T12:06:16.112Z',
+        system: false,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note: 'Ullamcorper eget nulla facilisi etiam',
+        note_html: '<p dir="auto">Ullamcorper eget nulla facilisi etiam</p>',
+        current_user: { can_edit: true, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        discussion_id: '091865fe3ae20f0045234a3d103e3b15e73405b5',
+        emoji_awardable: true,
+        award_emoji: [],
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_904&user_id=1',
+        human_access: 'Owner',
+        toggle_award_path: '/gitlab-org/gitlab-shell/notes/904/toggle_award_emoji',
+        path: '/gitlab-org/gitlab-shell/notes/904',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: 'a21cf2e804acc3c60d07e37d75e395f5a9a4d044',
+    reply_id: 'a21cf2e804acc3c60d07e37d75e395f5a9a4d044',
+    expanded: true,
+    notes: [
+      {
+        id: 905,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:06:28.851Z',
+        updated_at: '2018-05-29T12:06:28.851Z',
+        system: true,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note: 'changed the description',
+        note_html: '\n  <p dir="auto">changed the description 2 times within 1 minute </p>',
+        current_user: { can_edit: false, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        system_note_icon_name: 'pencil-square',
+        discussion_id: 'a21cf2e804acc3c60d07e37d75e395f5a9a4d044',
+        emoji_awardable: false,
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_905&user_id=1',
+        human_access: 'Owner',
+        path: '/gitlab-org/gitlab-shell/notes/905',
+        times_updated: 2,
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+  {
+    id: '70411b08cdfc01f24187a06d77daa33464cb2620',
+    reply_id: '70411b08cdfc01f24187a06d77daa33464cb2620',
+    expanded: true,
+    notes: [
+      {
+        id: 906,
+        type: null,
+        attachment: null,
+        author: {
+          id: 1,
+          name: 'Administrator',
+          username: 'root',
+          state: 'active',
+          avatar_url:
+            'https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon',
+          path: '/root',
+        },
+        created_at: '2018-05-29T12:20:02.925Z',
+        updated_at: '2018-05-29T12:20:02.925Z',
+        system: true,
+        noteable_id: 182,
+        noteable_type: 'Issue',
+        resolvable: false,
+        noteable_iid: 12,
+        note: 'changed the description',
+        note_html: '<p dir="auto">changed the description</p>',
+        current_user: { can_edit: false, can_award_emoji: true },
+        resolved: false,
+        resolved_by: null,
+        system_note_icon_name: 'pencil-square',
+        discussion_id: '70411b08cdfc01f24187a06d77daa33464cb2620',
+        emoji_awardable: false,
+        report_abuse_path:
+          '/abuse_reports/new?ref_url=http%3A%2F%2Flocalhost%3A3000%2Fgitlab-org%2Fgitlab-shell%2Fissues%2F12%23note_906&user_id=1',
+        human_access: 'Owner',
+        path: '/gitlab-org/gitlab-shell/notes/906',
+      },
+    ],
+    individual_note: true,
+    resolvable: false,
+    resolved: false,
+    diff_discussion: false,
+  },
+];
diff --git a/spec/javascripts/notes/stores/actions_spec.js b/spec/javascripts/notes/stores/actions_spec.js
index 520a25cc5c6..71ef3aa9b03 100644
--- a/spec/javascripts/notes/stores/actions_spec.js
+++ b/spec/javascripts/notes/stores/actions_spec.js
@@ -2,7 +2,7 @@ import Vue from 'vue';
 import _ from 'underscore';
 import { headersInterceptor } from 'spec/helpers/vue_resource_helper';
 import * as actions from '~/notes/stores/actions';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import testAction from '../../helpers/vuex_action_helper';
 import { resetStore } from '../helpers';
 import {
@@ -14,6 +14,12 @@ import {
 } from '../mock_data';
 
 describe('Actions Notes Store', () => {
+  let store;
+
+  beforeEach(() => {
+    store = createStore();
+  });
+
   afterEach(() => {
     resetStore(store);
   });
@@ -76,7 +82,7 @@ describe('Actions Notes Store', () => {
         actions.setInitialNotes,
         [individualNote],
         { notes: [] },
-        [{ type: 'SET_INITIAL_NOTES', payload: [individualNote] }],
+        [{ type: 'SET_INITIAL_DISCUSSIONS', payload: [individualNote] }],
         [],
         done,
       );
@@ -109,6 +115,19 @@ describe('Actions Notes Store', () => {
     });
   });
 
+  describe('expandDiscussion', () => {
+    it('should expand discussion', done => {
+      testAction(
+        actions.expandDiscussion,
+        { discussionId: discussionMock.id },
+        { notes: [discussionMock] },
+        [{ type: 'EXPAND_DISCUSSION', payload: { discussionId: discussionMock.id } }],
+        [],
+        done,
+      );
+    });
+  });
+
   describe('async methods', () => {
     const interceptor = (request, next) => {
       next(
@@ -194,7 +213,14 @@ describe('Actions Notes Store', () => {
     });
 
     it('sets issue state as reopened', done => {
-      testAction(actions.toggleIssueLocalState, 'reopened', {}, [{ type: 'REOPEN_ISSUE' }], [], done);
+      testAction(
+        actions.toggleIssueLocalState,
+        'reopened',
+        {},
+        [{ type: 'REOPEN_ISSUE' }],
+        [],
+        done,
+      );
     });
   });
 
@@ -239,13 +265,7 @@ describe('Actions Notes Store', () => {
         .dispatch('poll')
         .then(() => new Promise(resolve => requestAnimationFrame(resolve)))
         .then(() => {
-          expect(Vue.http.get).toHaveBeenCalledWith(jasmine.anything(), {
-            url: jasmine.anything(),
-            method: 'get',
-            headers: {
-              'X-Last-Fetched-At': undefined,
-            },
-          });
+          expect(Vue.http.get).toHaveBeenCalled();
           expect(store.state.lastFetchedAt).toBe('123456');
 
           jasmine.clock().tick(1500);
@@ -271,4 +291,17 @@ describe('Actions Notes Store', () => {
         .catch(done.fail);
     });
   });
+
+  describe('setNotesFetchedState', () => {
+    it('should set notes fetched state', done => {
+      testAction(
+        actions.setNotesFetchedState,
+        true,
+        {},
+        [{ type: 'SET_NOTES_FETCHED_STATE', payload: true }],
+        [],
+        done,
+      );
+    });
+  });
 });
diff --git a/spec/javascripts/notes/stores/collapse_utils_spec.js b/spec/javascripts/notes/stores/collapse_utils_spec.js
new file mode 100644
index 00000000000..06a6aab932a
--- /dev/null
+++ b/spec/javascripts/notes/stores/collapse_utils_spec.js
@@ -0,0 +1,46 @@
+import {
+  isDescriptionSystemNote,
+  changeDescriptionNote,
+  getTimeDifferenceMinutes,
+  collapseSystemNotes,
+} from '~/notes/stores/collapse_utils';
+import {
+  notesWithDescriptionChanges,
+  collapsedSystemNotes,
+} from '../mock_data';
+
+describe('Collapse utils', () => {
+  const mockSystemNote = {
+    note: 'changed the description',
+    note_html: '<p dir="auto">changed the description</p>',
+    system: true,
+    created_at: '2018-05-14T21:28:00.000Z',
+  };
+
+  it('checks if a system note is of a description type', () => {
+    expect(isDescriptionSystemNote(mockSystemNote)).toEqual(true);
+  });
+
+  it('returns false when a system note is not a description type', () => {
+    expect(isDescriptionSystemNote(Object.assign({}, mockSystemNote, { note: 'foo' }))).toEqual(false);
+  });
+
+  it('changes the description to contain the number of changed times', () => {
+    const changedNote = changeDescriptionNote(mockSystemNote, 3, 5);
+
+    expect(changedNote.times_updated).toEqual(3);
+    expect(changedNote.note_html.trim()).toContain('<p dir="auto">changed the description 3 times within 5 minutes </p>');
+  });
+
+  it('gets the time difference between two notes', () => {
+    const anotherSystemNote = {
+      created_at: '2018-05-14T21:33:00.000Z',
+    };
+
+    expect(getTimeDifferenceMinutes(mockSystemNote, anotherSystemNote)).toEqual(5);
+  });
+
+  it('collapses all description system notes made within 10 minutes or less from each other', () => {
+    expect(collapseSystemNotes(notesWithDescriptionChanges)).toEqual(collapsedSystemNotes);
+  });
+});
diff --git a/spec/javascripts/notes/stores/getters_spec.js b/spec/javascripts/notes/stores/getters_spec.js
index 8b2a8d2cd7a..815cc09621f 100644
--- a/spec/javascripts/notes/stores/getters_spec.js
+++ b/spec/javascripts/notes/stores/getters_spec.js
@@ -1,22 +1,46 @@
 import * as getters from '~/notes/stores/getters';
-import { notesDataMock, userDataMock, noteableDataMock, individualNote } from '../mock_data';
+import {
+  notesDataMock,
+  userDataMock,
+  noteableDataMock,
+  individualNote,
+  collapseNotesMock,
+} from '../mock_data';
 
 describe('Getters Notes Store', () => {
   let state;
+
   beforeEach(() => {
     state = {
-      notes: [individualNote],
+      discussions: [individualNote],
       targetNoteHash: 'hash',
       lastFetchedAt: 'timestamp',
+      isNotesFetched: false,
 
       notesData: notesDataMock,
       userData: userDataMock,
       noteableData: noteableDataMock,
     };
   });
-  describe('notes', () => {
-    it('should return all notes in the store', () => {
-      expect(getters.notes(state)).toEqual([individualNote]);
+  describe('discussions', () => {
+    it('should return all discussions in the store', () => {
+      expect(getters.discussions(state)).toEqual([individualNote]);
+    });
+  });
+
+  describe('Collapsed notes', () => {
+    const stateCollapsedNotes = {
+      discussions: collapseNotesMock,
+      targetNoteHash: 'hash',
+      lastFetchedAt: 'timestamp',
+
+      notesData: notesDataMock,
+      userData: userDataMock,
+      noteableData: noteableDataMock,
+    };
+
+    it('should return a single system note when a description was updated multiple times', () => {
+      expect(getters.discussions(stateCollapsedNotes).length).toEqual(1);
     });
   });
 
@@ -61,4 +85,10 @@ describe('Getters Notes Store', () => {
       expect(getters.openState(state)).toEqual(noteableDataMock.state);
     });
   });
+
+  describe('isNotesFetched', () => {
+    it('should return the state for the fetching notes', () => {
+      expect(getters.isNotesFetched(state)).toBeFalsy();
+    });
+  });
 });
diff --git a/spec/javascripts/notes/stores/mutation_spec.js b/spec/javascripts/notes/stores/mutation_spec.js
index 98f101d6bc5..ccc7328447b 100644
--- a/spec/javascripts/notes/stores/mutation_spec.js
+++ b/spec/javascripts/notes/stores/mutation_spec.js
@@ -1,5 +1,12 @@
 import mutations from '~/notes/stores/mutations';
-import { note, discussionMock, notesDataMock, userDataMock, noteableDataMock, individualNote } from '../mock_data';
+import {
+  note,
+  discussionMock,
+  notesDataMock,
+  userDataMock,
+  noteableDataMock,
+  individualNote,
+} from '../mock_data';
 
 describe('Notes Store mutations', () => {
   describe('ADD_NEW_NOTE', () => {
@@ -7,7 +14,7 @@ describe('Notes Store mutations', () => {
     let noteData;
 
     beforeEach(() => {
-      state = { notes: [] };
+      state = { discussions: [] };
       noteData = {
         expanded: true,
         id: note.discussion_id,
@@ -20,46 +27,60 @@ describe('Notes Store mutations', () => {
 
     it('should add a new note to an array of notes', () => {
       expect(state).toEqual({
-        notes: [noteData],
+        discussions: [noteData],
       });
-      expect(state.notes.length).toBe(1);
+      expect(state.discussions.length).toBe(1);
     });
 
     it('should not add the same note to the notes array', () => {
       mutations.ADD_NEW_NOTE(state, note);
-      expect(state.notes.length).toBe(1);
+      expect(state.discussions.length).toBe(1);
     });
   });
 
   describe('ADD_NEW_REPLY_TO_DISCUSSION', () => {
     it('should add a reply to a specific discussion', () => {
-      const state = { notes: [discussionMock] };
+      const state = { discussions: [discussionMock] };
       const newReply = Object.assign({}, note, { discussion_id: discussionMock.id });
       mutations.ADD_NEW_REPLY_TO_DISCUSSION(state, newReply);
 
-      expect(state.notes[0].notes.length).toEqual(4);
+      expect(state.discussions[0].notes.length).toEqual(4);
     });
   });
 
   describe('DELETE_NOTE', () => {
     it('should delete a note ', () => {
-      const state = { notes: [discussionMock] };
+      const state = { discussions: [discussionMock] };
       const toDelete = discussionMock.notes[0];
       const lengthBefore = discussionMock.notes.length;
 
       mutations.DELETE_NOTE(state, toDelete);
 
-      expect(state.notes[0].notes.length).toEqual(lengthBefore - 1);
+      expect(state.discussions[0].notes.length).toEqual(lengthBefore - 1);
+    });
+  });
+
+  describe('EXPAND_DISCUSSION', () => {
+    it('should expand a collapsed discussion', () => {
+      const discussion = Object.assign({}, discussionMock, { expanded: false });
+
+      const state = {
+        discussions: [discussion],
+      };
+
+      mutations.EXPAND_DISCUSSION(state, { discussionId: discussion.id });
+
+      expect(state.discussions[0].expanded).toEqual(true);
     });
   });
 
   describe('REMOVE_PLACEHOLDER_NOTES', () => {
     it('should remove all placeholder notes in indivudal notes and discussion', () => {
       const placeholderNote = Object.assign({}, individualNote, { isPlaceholderNote: true });
-      const state = { notes: [placeholderNote] };
+      const state = { discussions: [placeholderNote] };
       mutations.REMOVE_PLACEHOLDER_NOTES(state);
 
-      expect(state.notes).toEqual([]);
+      expect(state.discussions).toEqual([]);
     });
   });
 
@@ -96,26 +117,29 @@ describe('Notes Store mutations', () => {
     });
   });
 
-  describe('SET_INITIAL_NOTES', () => {
+  describe('SET_INITIAL_DISCUSSIONS', () => {
     it('should set the initial notes received', () => {
       const state = {
-        notes: [],
+        discussions: [],
       };
       const legacyNote = {
         id: 2,
         individual_note: true,
-        notes: [{
-          note: '1',
-        }, {
-          note: '2',
-        }],
+        notes: [
+          {
+            note: '1',
+          },
+          {
+            note: '2',
+          },
+        ],
       };
 
-      mutations.SET_INITIAL_NOTES(state, [note, legacyNote]);
-      expect(state.notes[0].id).toEqual(note.id);
-      expect(state.notes[1].notes[0].note).toBe(legacyNote.notes[0].note);
-      expect(state.notes[2].notes[0].note).toBe(legacyNote.notes[1].note);
-      expect(state.notes.length).toEqual(3);
+      mutations.SET_INITIAL_DISCUSSIONS(state, [note, legacyNote]);
+      expect(state.discussions[0].id).toEqual(note.id);
+      expect(state.discussions[1].notes[0].note).toBe(legacyNote.notes[0].note);
+      expect(state.discussions[2].notes[0].note).toBe(legacyNote.notes[1].note);
+      expect(state.discussions.length).toEqual(3);
     });
   });
 
@@ -144,17 +168,17 @@ describe('Notes Store mutations', () => {
   describe('SHOW_PLACEHOLDER_NOTE', () => {
     it('should set a placeholder note', () => {
       const state = {
-        notes: [],
+        discussions: [],
       };
       mutations.SHOW_PLACEHOLDER_NOTE(state, note);
-      expect(state.notes[0].isPlaceholderNote).toEqual(true);
+      expect(state.discussions[0].isPlaceholderNote).toEqual(true);
     });
   });
 
   describe('TOGGLE_AWARD', () => {
     it('should add award if user has not reacted yet', () => {
       const state = {
-        notes: [note],
+        discussions: [note],
         userData: userDataMock,
       };
 
@@ -164,9 +188,9 @@ describe('Notes Store mutations', () => {
       };
 
       mutations.TOGGLE_AWARD(state, data);
-      const lastIndex = state.notes[0].award_emoji.length - 1;
+      const lastIndex = state.discussions[0].award_emoji.length - 1;
 
-      expect(state.notes[0].award_emoji[lastIndex]).toEqual({
+      expect(state.discussions[0].award_emoji[lastIndex]).toEqual({
         name: 'cartwheel',
         user: { id: userDataMock.id, name: userDataMock.name, username: userDataMock.username },
       });
@@ -174,7 +198,7 @@ describe('Notes Store mutations', () => {
 
     it('should remove award if user already reacted', () => {
       const state = {
-        notes: [note],
+        discussions: [note],
         userData: {
           id: 1,
           name: 'Administrator',
@@ -187,7 +211,7 @@ describe('Notes Store mutations', () => {
         awardName: 'bath_tone3',
       };
       mutations.TOGGLE_AWARD(state, data);
-      expect(state.notes[0].award_emoji.length).toEqual(2);
+      expect(state.discussions[0].award_emoji.length).toEqual(2);
     });
   });
 
@@ -196,43 +220,43 @@ describe('Notes Store mutations', () => {
       const discussion = Object.assign({}, discussionMock, { expanded: false });
 
       const state = {
-        notes: [discussion],
+        discussions: [discussion],
       };
 
       mutations.TOGGLE_DISCUSSION(state, { discussionId: discussion.id });
 
-      expect(state.notes[0].expanded).toEqual(true);
+      expect(state.discussions[0].expanded).toEqual(true);
     });
 
     it('should close a opened discussion', () => {
       const state = {
-        notes: [discussionMock],
+        discussions: [discussionMock],
       };
 
       mutations.TOGGLE_DISCUSSION(state, { discussionId: discussionMock.id });
 
-      expect(state.notes[0].expanded).toEqual(false);
+      expect(state.discussions[0].expanded).toEqual(false);
     });
   });
 
   describe('UPDATE_NOTE', () => {
     it('should update a note', () => {
       const state = {
-        notes: [individualNote],
+        discussions: [individualNote],
       };
 
       const updated = Object.assign({}, individualNote.notes[0], { note: 'Foo' });
 
       mutations.UPDATE_NOTE(state, updated);
 
-      expect(state.notes[0].notes[0].note).toEqual('Foo');
+      expect(state.discussions[0].notes[0].note).toEqual('Foo');
     });
   });
 
   describe('CLOSE_ISSUE', () => {
     it('should set issue as closed', () => {
       const state = {
-        notes: [],
+        discussions: [],
         targetNoteHash: null,
         lastFetchedAt: null,
         isToggleStateButtonLoading: false,
@@ -249,7 +273,7 @@ describe('Notes Store mutations', () => {
   describe('REOPEN_ISSUE', () => {
     it('should set issue as closed', () => {
       const state = {
-        notes: [],
+        discussions: [],
         targetNoteHash: null,
         lastFetchedAt: null,
         isToggleStateButtonLoading: false,
@@ -266,7 +290,7 @@ describe('Notes Store mutations', () => {
   describe('TOGGLE_STATE_BUTTON_LOADING', () => {
     it('should set isToggleStateButtonLoading as true', () => {
       const state = {
-        notes: [],
+        discussions: [],
         targetNoteHash: null,
         lastFetchedAt: null,
         isToggleStateButtonLoading: false,
@@ -281,7 +305,7 @@ describe('Notes Store mutations', () => {
 
     it('should set isToggleStateButtonLoading as false', () => {
       const state = {
-        notes: [],
+        discussions: [],
         targetNoteHash: null,
         lastFetchedAt: null,
         isToggleStateButtonLoading: true,
@@ -294,4 +318,15 @@ describe('Notes Store mutations', () => {
       expect(state.isToggleStateButtonLoading).toEqual(false);
     });
   });
+
+  describe('SET_NOTES_FETCHING_STATE', () => {
+    it('should set the given state', () => {
+      const state = {
+        isNotesFetched: false,
+      };
+
+      mutations.SET_NOTES_FETCHED_STATE(state, true);
+      expect(state.isNotesFetched).toEqual(true);
+    });
+  });
 });
diff --git a/spec/javascripts/notes_spec.js b/spec/javascripts/notes_spec.js
index 648fb3e9bd3..faeedae40e9 100644
--- a/spec/javascripts/notes_spec.js
+++ b/spec/javascripts/notes_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, no-unused-expressions, no-var, object-shorthand, comma-dangle, max-len */
+/* eslint-disable no-unused-expressions, no-var, object-shorthand */
 import $ from 'jquery';
 import _ from 'underscore';
 import MockAdapter from 'axios-mock-adapter';
@@ -35,11 +35,11 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
   describe('Notes', function() {
     const FLASH_TYPE_ALERT = 'alert';
     const NOTES_POST_PATH = /(.*)\/notes\?html=true$/;
-    var commentsTemplate = 'merge_requests/merge_request_with_comment.html.raw';
-    preloadFixtures(commentsTemplate);
+    var fixture = 'snippets/show.html.raw';
+    preloadFixtures(fixture);
 
     beforeEach(function() {
-      loadFixtures(commentsTemplate);
+      loadFixtures(fixture);
       gl.utils.disableButtonIfEmptyField = _.noop;
       window.project_uploads_path = 'http://test.host/uploads';
       $('body').attr('data-page', 'projects:merge_requets:show');
@@ -65,16 +65,9 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
       let mock;
 
       beforeEach(function() {
-        spyOn(axios, 'patch').and.callThrough();
+        spyOn(axios, 'patch').and.callFake(() => new Promise(() => {}));
         mock = new MockAdapter(axios);
-
-        mock
-          .onPatch(
-            `${
-              gl.TEST_HOST
-            }/frontend-fixtures/merge-requests-project/merge_requests/1.json`,
-          )
-          .reply(200, {});
+        mock.onAny().reply(200, {});
 
         $('.js-comment-button').on('click', function(e) {
           e.preventDefault();
@@ -90,26 +83,17 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         const changeEvent = document.createEvent('HTMLEvents');
         changeEvent.initEvent('change', true, true);
         $('input[type=checkbox]')
-          .attr('checked', true)[1]
+          .attr('checked', true)[0]
           .dispatchEvent(changeEvent);
 
-        expect($('.js-task-list-field.original-task-list').val()).toBe(
-          '- [x] Task List Item',
-        );
+        expect($('.js-task-list-field.original-task-list').val()).toBe('- [x] Task List Item');
       });
 
       it('submits an ajax request on tasklist:changed', function(done) {
         $('.js-task-list-container').trigger('tasklist:changed');
 
         setTimeout(() => {
-          expect(axios.patch).toHaveBeenCalledWith(
-            `${
-              gl.TEST_HOST
-            }/frontend-fixtures/merge-requests-project/merge_requests/1.json`,
-            {
-              note: { note: '' },
-            },
-          );
+          expect(axios.patch).toHaveBeenCalled();
           done();
         });
       });
@@ -200,9 +184,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
           updatedNote.note = 'bar';
           this.notes.updateNote(updatedNote, $targetNote);
 
-          expect(this.notes.revertNoteEditForm).toHaveBeenCalledWith(
-            $targetNote,
-          );
+          expect(this.notes.revertNoteEditForm).toHaveBeenCalledWith($targetNote);
           expect(this.notes.setupNewNote).toHaveBeenCalled();
 
           done();
@@ -282,10 +264,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
           Notes.isNewNote.and.returnValue(true);
           Notes.prototype.renderNote.call(notes, note, null, $notesList);
 
-          expect(Notes.animateAppendNote).toHaveBeenCalledWith(
-            note.html,
-            $notesList,
-          );
+          expect(Notes.animateAppendNote).toHaveBeenCalledWith(note.html, $notesList);
         });
       });
 
@@ -300,10 +279,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
 
           Notes.prototype.renderNote.call(notes, note, null, $notesList);
 
-          expect(Notes.animateUpdateNote).toHaveBeenCalledWith(
-            note.html,
-            $note,
-          );
+          expect(Notes.animateUpdateNote).toHaveBeenCalledWith(note.html, $note);
           expect(notes.setupNewNote).toHaveBeenCalledWith($newNote);
         });
 
@@ -331,10 +307,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
             $notesList.find.and.returnValue($note);
             Notes.prototype.renderNote.call(notes, note, null, $notesList);
 
-            expect(notes.putConflictEditWarningInPlace).toHaveBeenCalledWith(
-              note,
-              $note,
-            );
+            expect(notes.putConflictEditWarningInPlace).toHaveBeenCalledWith(note, $note);
           });
         });
       });
@@ -400,10 +373,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         $form.length = 1;
         row = jasmine.createSpyObj('row', ['prevAll', 'first', 'find']);
 
-        notes = jasmine.createSpyObj('notes', [
-          'isParallelView',
-          'updateNotesCount',
-        ]);
+        notes = jasmine.createSpyObj('notes', ['isParallelView', 'updateNotesCount']);
         notes.note_ids = [];
 
         spyOn(Notes, 'isNewNote');
@@ -464,10 +434,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         });
 
         it('should call Notes.animateAppendNote', () => {
-          expect(Notes.animateAppendNote).toHaveBeenCalledWith(
-            note.html,
-            discussionContainer,
-          );
+          expect(Notes.animateAppendNote).toHaveBeenCalledWith(note.html, discussionContainer);
         });
       });
     });
@@ -571,9 +538,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         mockNotesPost();
 
         $('.js-comment-button').click();
-        expect($notesContainer.find('.note.being-posted').length > 0).toEqual(
-          true,
-        );
+        expect($notesContainer.find('.note.being-posted').length > 0).toEqual(true);
       });
 
       it('should remove placeholder note when new comment is done posting', done => {
@@ -617,9 +582,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         $('.js-comment-button').click();
 
         setTimeout(() => {
-          expect($notesContainer.find(`#note_${note.id}`).length > 0).toEqual(
-            true,
-          );
+          expect($notesContainer.find(`#note_${note.id}`).length > 0).toEqual(true);
 
           done();
         });
@@ -734,14 +697,10 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         spyOn(gl.awardsHandler, 'addAwardToEmojiBar').and.callThrough();
         $('.js-comment-button').click();
 
-        expect(
-          $notesContainer.find('.system-note.being-posted').length,
-        ).toEqual(1); // Placeholder shown
+        expect($notesContainer.find('.system-note.being-posted').length).toEqual(1); // Placeholder shown
 
         setTimeout(() => {
-          expect(
-            $notesContainer.find('.system-note.being-posted').length,
-          ).toEqual(0); // Placeholder removed
+          expect($notesContainer.find('.system-note.being-posted').length).toEqual(0); // Placeholder removed
           done();
         });
       });
@@ -815,9 +774,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
 
       it('should return form metadata object from form reference', () => {
         $form.find('textarea.js-note-text').val(sampleComment);
-        const { formData, formContent, formAction } = this.notes.getFormData(
-          $form,
-        );
+        const { formData, formContent, formAction } = this.notes.getFormData($form);
 
         expect(formData.indexOf(sampleComment) > -1).toBe(true);
         expect(formContent).toEqual(sampleComment);
@@ -833,9 +790,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         const { formContent } = this.notes.getFormData($form);
 
         expect(_.escape).toHaveBeenCalledWith(sampleComment);
-        expect(formContent).toEqual(
-          '&lt;script&gt;alert(&quot;Boom!&quot;);&lt;/script&gt;',
-        );
+        expect(formContent).toEqual('&lt;script&gt;alert(&quot;Boom!&quot;);&lt;/script&gt;');
       });
     });
 
@@ -845,8 +800,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
       });
 
       it('should return true when comment begins with a quick action', () => {
-        const sampleComment =
-          '/wip\n/milestone %1.0\n/merge\n/unassign Merging this';
+        const sampleComment = '/wip\n/milestone %1.0\n/merge\n/unassign Merging this';
         const hasQuickActions = this.notes.hasQuickActions(sampleComment);
 
         expect(hasQuickActions).toBeTruthy();
@@ -870,8 +824,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
     describe('stripQuickActions', () => {
       it('should strip quick actions from the comment which begins with a quick action', () => {
         this.notes = new Notes();
-        const sampleComment =
-          '/wip\n/milestone %1.0\n/merge\n/unassign Merging this';
+        const sampleComment = '/wip\n/milestone %1.0\n/merge\n/unassign Merging this';
         const stripedComment = this.notes.stripQuickActions(sampleComment);
 
         expect(stripedComment).toBe('');
@@ -879,8 +832,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
 
       it('should strip quick actions from the comment but leaves plain comment if it is present', () => {
         this.notes = new Notes();
-        const sampleComment =
-          '/wip\n/milestone %1.0\n/merge\n/unassign\nMerging this';
+        const sampleComment = '/wip\n/milestone %1.0\n/merge\n/unassign\nMerging this';
         const stripedComment = this.notes.stripQuickActions(sampleComment);
 
         expect(stripedComment).toBe('Merging this');
@@ -888,8 +840,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
 
       it('should NOT strip string that has slashes within', () => {
         this.notes = new Notes();
-        const sampleComment =
-          'http://127.0.0.1:3000/root/gitlab-shell/issues/1';
+        const sampleComment = 'http://127.0.0.1:3000/root/gitlab-shell/issues/1';
         const stripedComment = this.notes.stripQuickActions(sampleComment);
 
         expect(stripedComment).toBe(sampleComment);
@@ -909,29 +860,21 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
 
       it('should return executing quick action description when note has single quick action', () => {
         const sampleComment = '/close';
-        expect(
-          this.notes.getQuickActionDescription(
-            sampleComment,
-            availableQuickActions,
-          ),
-        ).toBe('Applying command to close this issue');
+        expect(this.notes.getQuickActionDescription(sampleComment, availableQuickActions)).toBe(
+          'Applying command to close this issue',
+        );
       });
 
       it('should return generic multiple quick action description when note has multiple quick actions', () => {
         const sampleComment = '/close\n/title [Duplicate] Issue foobar';
-        expect(
-          this.notes.getQuickActionDescription(
-            sampleComment,
-            availableQuickActions,
-          ),
-        ).toBe('Applying multiple commands');
+        expect(this.notes.getQuickActionDescription(sampleComment, availableQuickActions)).toBe(
+          'Applying multiple commands',
+        );
       });
 
       it('should return generic quick action description when available quick actions list is not populated', () => {
         const sampleComment = '/close\n/title [Duplicate] Issue foobar';
-        expect(this.notes.getQuickActionDescription(sampleComment)).toBe(
-          'Applying command',
-        );
+        expect(this.notes.getQuickActionDescription(sampleComment)).toBe('Applying command');
       });
     });
 
@@ -961,20 +904,14 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         expect($tempNote.attr('id')).toEqual(uniqueId);
         expect($tempNote.hasClass('being-posted')).toBeTruthy();
         expect($tempNote.hasClass('fade-in-half')).toBeTruthy();
-        $tempNote
-          .find('.timeline-icon > a, .note-header-info > a')
-          .each(function() {
-            expect($(this).attr('href')).toEqual(`/${currentUsername}`);
-          });
-        expect($tempNote.find('.timeline-icon .avatar').attr('src')).toEqual(
-          currentUserAvatar,
-        );
-        expect(
-          $tempNote.find('.timeline-content').hasClass('discussion'),
-        ).toBeFalsy();
+        $tempNote.find('.timeline-icon > a, .note-header-info > a').each(function() {
+          expect($(this).attr('href')).toEqual(`/${currentUsername}`);
+        });
+        expect($tempNote.find('.timeline-icon .avatar').attr('src')).toEqual(currentUserAvatar);
+        expect($tempNote.find('.timeline-content').hasClass('discussion')).toBeFalsy();
         expect(
           $tempNoteHeader
-            .find('.d-none.d-sm-block')
+            .find('.d-none.d-sm-inline-block')
             .text()
             .trim(),
         ).toEqual(currentUserFullname);
@@ -1002,9 +939,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         });
 
         expect($tempNote.prop('nodeName')).toEqual('LI');
-        expect(
-          $tempNote.find('.timeline-content').hasClass('discussion'),
-        ).toBeTruthy();
+        expect($tempNote.find('.timeline-content').hasClass('discussion')).toBeTruthy();
       });
 
       it('should return a escaped user name', () => {
@@ -1020,7 +955,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         const $tempNoteHeader = $tempNote.find('.note-header');
         expect(
           $tempNoteHeader
-            .find('.d-none.d-sm-block')
+            .find('.d-none.d-sm-inline-block')
             .text()
             .trim(),
         ).toEqual('Foo &lt;script&gt;alert(&quot;XSS&quot;)&lt;/script&gt;');
@@ -1061,11 +996,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
       });
 
       it('shows a flash message', () => {
-        this.notes.addFlash(
-          'Error message',
-          FLASH_TYPE_ALERT,
-          this.notes.parentTimeline.get(0),
-        );
+        this.notes.addFlash('Error message', FLASH_TYPE_ALERT, this.notes.parentTimeline.get(0));
 
         expect($('.flash-alert').is(':visible')).toBeTruthy();
       });
@@ -1078,11 +1009,7 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
       });
 
       it('hides visible flash message', () => {
-        this.notes.addFlash(
-          'Error message 1',
-          FLASH_TYPE_ALERT,
-          this.notes.parentTimeline.get(0),
-        );
+        this.notes.addFlash('Error message 1', FLASH_TYPE_ALERT, this.notes.parentTimeline.get(0));
 
         this.notes.clearFlash();
 
diff --git a/spec/javascripts/pdf/index_spec.js b/spec/javascripts/pdf/index_spec.js
index bebed432f91..69230bb0937 100644
--- a/spec/javascripts/pdf/index_spec.js
+++ b/spec/javascripts/pdf/index_spec.js
@@ -1,5 +1,3 @@
-/* eslint-disable import/no-unresolved */
-
 import Vue from 'vue';
 import { PDFJS } from 'vendor/pdf';
 import workerSrc from 'vendor/pdf.worker.min';
diff --git a/spec/javascripts/pdf/page_spec.js b/spec/javascripts/pdf/page_spec.js
index ac5b21e8f6c..9c686748c10 100644
--- a/spec/javascripts/pdf/page_spec.js
+++ b/spec/javascripts/pdf/page_spec.js
@@ -1,5 +1,3 @@
-/* eslint-disable import/no-unresolved */
-
 import Vue from 'vue';
 import pdfjsLib from 'vendor/pdf';
 import workerSrc from 'vendor/pdf.worker.min';
diff --git a/spec/javascripts/pipelines/graph/job_component_spec.js b/spec/javascripts/pipelines/graph/job_component_spec.js
index 073dae56c25..9c55a19ebc7 100644
--- a/spec/javascripts/pipelines/graph/job_component_spec.js
+++ b/spec/javascripts/pipelines/graph/job_component_spec.js
@@ -135,4 +135,34 @@ describe('pipeline graph job component', () => {
       expect(component.$el.querySelector('.js-job-component-tooltip').getAttribute('data-original-title')).toEqual('test - success');
     });
   });
+
+  describe('tooltip placement', () => {
+    const tooltipBoundary = 'a[data-boundary="viewport"]';
+
+    it('does not set tooltip boundary by default', () => {
+      component = mountComponent(JobComponent, {
+        job: mockJob,
+      });
+
+      expect(component.$el.querySelector(tooltipBoundary)).toBeNull();
+    });
+
+    it('sets tooltip boundary to viewport for small dropdowns', () => {
+      component = mountComponent(JobComponent, {
+        job: mockJob,
+        dropdownLength: 1,
+      });
+
+      expect(component.$el.querySelector(tooltipBoundary)).not.toBeNull();
+    });
+
+    it('does not set tooltip boundary for large lists', () => {
+      component = mountComponent(JobComponent, {
+        job: mockJob,
+        dropdownLength: 7,
+      });
+
+      expect(component.$el.querySelector(tooltipBoundary)).toBeNull();
+    });
+  });
 });
diff --git a/spec/javascripts/pipelines/graph/mock_data.js b/spec/javascripts/pipelines/graph/mock_data.js
index 70eba98e939..9e25a4b3fed 100644
--- a/spec/javascripts/pipelines/graph/mock_data.js
+++ b/spec/javascripts/pipelines/graph/mock_data.js
@@ -20,7 +20,7 @@ export default {
       has_details: true,
       details_path: '/root/ci-mock/pipelines/123',
       favicon:
-        '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+        '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
     },
     duration: 9,
     finished_at: '2017-04-19T14:30:27.542Z',
@@ -40,7 +40,7 @@ export default {
               has_details: true,
               details_path: '/root/ci-mock/builds/4153',
               favicon:
-                '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+                '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
               action: {
                 icon: 'retry',
                 title: 'Retry',
@@ -65,7 +65,7 @@ export default {
                   has_details: true,
                   details_path: '/root/ci-mock/builds/4153',
                   favicon:
-                    '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+                    '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
                   action: {
                     icon: 'retry',
                     title: 'Retry',
@@ -85,7 +85,7 @@ export default {
           has_details: true,
           details_path: '/root/ci-mock/pipelines/123#test',
           favicon:
-            '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+            '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
         },
         path: '/root/ci-mock/pipelines/123#test',
         dropdown_path: '/root/ci-mock/pipelines/123/stage.json?stage=test',
@@ -105,7 +105,7 @@ export default {
               has_details: true,
               details_path: '/root/ci-mock/builds/4166',
               favicon:
-                '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+                '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
               action: {
                 icon: 'retry',
                 title: 'Retry',
@@ -130,7 +130,7 @@ export default {
                   has_details: true,
                   details_path: '/root/ci-mock/builds/4166',
                   favicon:
-                    '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+                    '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
                   action: {
                     icon: 'retry',
                     title: 'Retry',
@@ -152,7 +152,7 @@ export default {
               has_details: true,
               details_path: '/root/ci-mock/builds/4159',
               favicon:
-                '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+                '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
               action: {
                 icon: 'retry',
                 title: 'Retry',
@@ -177,7 +177,7 @@ export default {
                   has_details: true,
                   details_path: '/root/ci-mock/builds/4159',
                   favicon:
-                    '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+                    '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
                   action: {
                     icon: 'retry',
                     title: 'Retry',
@@ -197,7 +197,7 @@ export default {
           has_details: true,
           details_path: '/root/ci-mock/pipelines/123#deploy',
           favicon:
-            '/assets/ci_favicons/dev/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.ico',
+            '/assets/ci_favicons/favicon_status_success-308b4fc054cdd1b68d0865e6cfb7b02e92e3472f201507418f8eddb74ac11a59.png',
         },
         path: '/root/ci-mock/pipelines/123#deploy',
         dropdown_path: '/root/ci-mock/pipelines/123/stage.json?stage=deploy',
diff --git a/spec/javascripts/pipelines/pipelines_spec.js b/spec/javascripts/pipelines/pipelines_spec.js
index ff17602da2b..50141bd99b4 100644
--- a/spec/javascripts/pipelines/pipelines_spec.js
+++ b/spec/javascripts/pipelines/pipelines_spec.js
@@ -427,7 +427,7 @@ describe('Pipelines', () => {
 
   describe('methods', () => {
     beforeEach(() => {
-      spyOn(history, 'pushState').and.stub();
+      spyOn(window.history, 'pushState').and.stub();
     });
 
     describe('updateContent', () => {
diff --git a/spec/javascripts/pipelines/pipelines_table_row_spec.js b/spec/javascripts/pipelines/pipelines_table_row_spec.js
index 68043b91bd0..03ffc122795 100644
--- a/spec/javascripts/pipelines/pipelines_table_row_spec.js
+++ b/spec/javascripts/pipelines/pipelines_table_row_spec.js
@@ -4,7 +4,7 @@ import eventHub from '~/pipelines/event_hub';
 
 describe('Pipelines Table Row', () => {
   const jsonFixtureName = 'pipelines/pipelines.json';
-  const buildComponent = (pipeline) => {
+  const buildComponent = pipeline => {
     const PipelinesTableRowComponent = Vue.extend(tableRowComp);
     return new PipelinesTableRowComponent({
       el: document.querySelector('.test-dom-element'),
@@ -24,7 +24,7 @@ describe('Pipelines Table Row', () => {
   preloadFixtures(jsonFixtureName);
 
   beforeEach(() => {
-    const pipelines = getJSONFixture(jsonFixtureName).pipelines;
+    const { pipelines } = getJSONFixture(jsonFixtureName);
 
     pipeline = pipelines.find(p => p.user !== null && p.commit !== null);
     pipelineWithoutAuthor = pipelines.find(p => p.user === null && p.commit !== null);
@@ -52,9 +52,9 @@ describe('Pipelines Table Row', () => {
     });
 
     it('should render status text', () => {
-      expect(
-        component.$el.querySelector('.table-section.commit-link a').textContent,
-      ).toContain(pipeline.details.status.text);
+      expect(component.$el.querySelector('.table-section.commit-link a').textContent).toContain(
+        pipeline.details.status.text,
+      );
     });
   });
 
@@ -78,11 +78,15 @@ describe('Pipelines Table Row', () => {
     describe('when a user is provided', () => {
       it('should render user information', () => {
         expect(
-          component.$el.querySelector('.table-section:nth-child(2) a:nth-child(3)').getAttribute('href'),
+          component.$el
+            .querySelector('.table-section:nth-child(2) a:nth-child(3)')
+            .getAttribute('href'),
         ).toEqual(pipeline.user.path);
 
         expect(
-          component.$el.querySelector('.table-section:nth-child(2) img').getAttribute('data-original-title'),
+          component.$el
+            .querySelector('.table-section:nth-child(2) img')
+            .getAttribute('data-original-title'),
         ).toEqual(pipeline.user.name);
       });
     });
@@ -105,7 +109,9 @@ describe('Pipelines Table Row', () => {
       }
 
       const commitAuthorLink = commitAuthorElement.getAttribute('href');
-      const commitAuthorName = commitAuthorElement.querySelector('img.avatar').getAttribute('data-original-title');
+      const commitAuthorName = commitAuthorElement
+        .querySelector('img.avatar')
+        .getAttribute('data-original-title');
 
       return { commitAuthorElement, commitAuthorLink, commitAuthorName };
     };
@@ -145,7 +151,8 @@ describe('Pipelines Table Row', () => {
 
     it('should render an icon for each stage', () => {
       expect(
-        component.$el.querySelectorAll('.table-section:nth-child(4) .js-builds-dropdown-button').length,
+        component.$el.querySelectorAll('.table-section:nth-child(4) .js-builds-dropdown-button')
+          .length,
       ).toEqual(pipeline.details.stages.length);
     });
   });
@@ -167,7 +174,7 @@ describe('Pipelines Table Row', () => {
     });
 
     it('emits `retryPipeline` event when retry button is clicked and toggles loading', () => {
-      eventHub.$on('retryPipeline', (endpoint) => {
+      eventHub.$on('retryPipeline', endpoint => {
         expect(endpoint).toEqual('/retry');
       });
 
@@ -176,7 +183,7 @@ describe('Pipelines Table Row', () => {
     });
 
     it('emits `openConfirmationModal` event when cancel button is clicked and toggles loading', () => {
-      eventHub.$on('openConfirmationModal', (data) => {
+      eventHub.$once('openConfirmationModal', data => {
         expect(data.endpoint).toEqual('/cancel');
         expect(data.pipelineId).toEqual(pipeline.id);
       });
diff --git a/spec/javascripts/pipelines/pipelines_table_spec.js b/spec/javascripts/pipelines/pipelines_table_spec.js
index 4fc3c08145e..d21ba35e96d 100644
--- a/spec/javascripts/pipelines/pipelines_table_spec.js
+++ b/spec/javascripts/pipelines/pipelines_table_spec.js
@@ -11,7 +11,7 @@ describe('Pipelines Table', () => {
   preloadFixtures(jsonFixtureName);
 
   beforeEach(() => {
-    const pipelines = getJSONFixture(jsonFixtureName).pipelines;
+    const { pipelines } = getJSONFixture(jsonFixtureName);
 
     PipelinesTableComponent = Vue.extend(pipelinesTableComp);
     pipeline = pipelines.find(p => p.user !== null && p.commit !== null);
diff --git a/spec/javascripts/profile/account/components/update_username_spec.js b/spec/javascripts/profile/account/components/update_username_spec.js
index bac306edf5a..5311499fb73 100644
--- a/spec/javascripts/profile/account/components/update_username_spec.js
+++ b/spec/javascripts/profile/account/components/update_username_spec.js
@@ -90,7 +90,8 @@ describe('UpdateUsername component', () => {
   it('confirmation modal should escape usernames properly', done => {
     const { modalBody } = findElements();
 
-    vm.username = vm.newUsername = '<i>Italic</i>';
+    vm.username = '<i>Italic</i>';
+    vm.newUsername = vm.username;
 
     Vue.nextTick()
       .then(() => {
diff --git a/spec/javascripts/right_sidebar_spec.js b/spec/javascripts/right_sidebar_spec.js
index e264b16335f..6d49536a712 100644
--- a/spec/javascripts/right_sidebar_spec.js
+++ b/spec/javascripts/right_sidebar_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, no-var, one-var, one-var-declaration-per-line, new-parens, no-return-assign, new-cap, vars-on-top, max-len */
+/* eslint-disable no-var, one-var, one-var-declaration-per-line, no-return-assign, vars-on-top, max-len */
 
 import $ from 'jquery';
 import MockAdapter from 'axios-mock-adapter';
diff --git a/spec/javascripts/search_autocomplete_spec.js b/spec/javascripts/search_autocomplete_spec.js
index 4f515f98a7e..86c001678c5 100644
--- a/spec/javascripts/search_autocomplete_spec.js
+++ b/spec/javascripts/search_autocomplete_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, max-len, no-var, one-var, one-var-declaration-per-line, no-unused-expressions, consistent-return, no-param-reassign, default-case, no-return-assign, comma-dangle, object-shorthand, prefer-template, quotes, new-parens, vars-on-top, new-cap, max-len */
+/* eslint-disable max-len, no-var, one-var, one-var-declaration-per-line, no-unused-expressions, consistent-return, no-param-reassign, default-case, no-return-assign, object-shorthand, prefer-template, vars-on-top, max-len */
 
 import $ from 'jquery';
 import '~/gl_dropdown';
diff --git a/spec/javascripts/settings_panels_spec.js b/spec/javascripts/settings_panels_spec.js
index 4fba36bd4de..c1a69bd7018 100644
--- a/spec/javascripts/settings_panels_spec.js
+++ b/spec/javascripts/settings_panels_spec.js
@@ -9,11 +9,11 @@ describe('Settings Panels', () => {
 
   describe('initSettingsPane', () => {
     afterEach(() => {
-      location.hash = '';
+      window.location.hash = '';
     });
 
     it('should expand linked hash fragment panel', () => {
-      location.hash = '#autodevops-settings';
+      window.location.hash = '#autodevops-settings';
 
       const pipelineSettingsPanel = document.querySelector('#autodevops-settings');
       // Our test environment automatically expands everything so we need to clear that out first
diff --git a/spec/javascripts/shortcuts_issuable_spec.js b/spec/javascripts/shortcuts_issuable_spec.js
index d73608ed0ed..a4753ab7cde 100644
--- a/spec/javascripts/shortcuts_issuable_spec.js
+++ b/spec/javascripts/shortcuts_issuable_spec.js
@@ -4,71 +4,102 @@ import ShortcutsIssuable from '~/shortcuts_issuable';
 
 initCopyAsGFM();
 
-describe('ShortcutsIssuable', function () {
-  const fixtureName = 'merge_requests/diff_comment.html.raw';
+const FORM_SELECTOR = '.js-main-target-form .js-vue-comment-form';
+
+describe('ShortcutsIssuable', function() {
+  const fixtureName = 'snippets/show.html.raw';
   preloadFixtures(fixtureName);
+
   beforeEach(() => {
     loadFixtures(fixtureName);
+    $('body').append(
+      `<div class="js-main-target-form">
+        <textare class="js-vue-comment-form"></textare>
+      </div>`,
+    );
     document.querySelector('.js-new-note-form').classList.add('js-main-target-form');
     this.shortcut = new ShortcutsIssuable(true);
   });
+
+  afterEach(() => {
+    $(FORM_SELECTOR).remove();
+  });
+
   describe('replyWithSelectedText', () => {
     // Stub window.gl.utils.getSelectedFragment to return a node with the provided HTML.
-    const stubSelection = (html) => {
+    const stubSelection = html => {
       window.gl.utils.getSelectedFragment = () => {
         const node = document.createElement('div');
         node.innerHTML = html;
+
         return node;
       };
     };
-    beforeEach(() => {
-      this.selector = '.js-main-target-form #note_note';
-    });
     describe('with empty selection', () => {
       it('does not return an error', () => {
-        this.shortcut.replyWithSelectedText(true);
-        expect($(this.selector).val()).toBe('');
+        ShortcutsIssuable.replyWithSelectedText(true);
+
+        expect($(FORM_SELECTOR).val()).toBe('');
       });
+
       it('triggers `focus`', () => {
-        this.shortcut.replyWithSelectedText(true);
-        expect(document.activeElement).toBe(document.querySelector(this.selector));
+        const spy = spyOn(document.querySelector(FORM_SELECTOR), 'focus');
+        ShortcutsIssuable.replyWithSelectedText(true);
+
+        expect(spy).toHaveBeenCalled();
       });
     });
+
     describe('with any selection', () => {
       beforeEach(() => {
         stubSelection('<p>Selected text.</p>');
       });
+
       it('leaves existing input intact', () => {
-        $(this.selector).val('This text was already here.');
-        expect($(this.selector).val()).toBe('This text was already here.');
-        this.shortcut.replyWithSelectedText(true);
-        expect($(this.selector).val()).toBe('This text was already here.\n\n> Selected text.\n\n');
+        $(FORM_SELECTOR).val('This text was already here.');
+        expect($(FORM_SELECTOR).val()).toBe('This text was already here.');
+
+        ShortcutsIssuable.replyWithSelectedText(true);
+        expect($(FORM_SELECTOR).val()).toBe('This text was already here.\n\n> Selected text.\n\n');
       });
+
       it('triggers `input`', () => {
         let triggered = false;
-        $(this.selector).on('input', () => {
+        $(FORM_SELECTOR).on('input', () => {
           triggered = true;
         });
-        this.shortcut.replyWithSelectedText(true);
+
+        ShortcutsIssuable.replyWithSelectedText(true);
         expect(triggered).toBe(true);
       });
+
       it('triggers `focus`', () => {
-        this.shortcut.replyWithSelectedText(true);
-        expect(document.activeElement).toBe(document.querySelector(this.selector));
+        const spy = spyOn(document.querySelector(FORM_SELECTOR), 'focus');
+        ShortcutsIssuable.replyWithSelectedText(true);
+
+        expect(spy).toHaveBeenCalled();
       });
     });
+
     describe('with a one-line selection', () => {
       it('quotes the selection', () => {
         stubSelection('<p>This text has been selected.</p>');
-        this.shortcut.replyWithSelectedText(true);
-        expect($(this.selector).val()).toBe('> This text has been selected.\n\n');
+        ShortcutsIssuable.replyWithSelectedText(true);
+
+        expect($(FORM_SELECTOR).val()).toBe('> This text has been selected.\n\n');
       });
     });
+
     describe('with a multi-line selection', () => {
       it('quotes the selected lines as a group', () => {
-        stubSelection('<p>Selected line one.</p>\n\n<p>Selected line two.</p>\n\n<p>Selected line three.</p>');
-        this.shortcut.replyWithSelectedText(true);
-        expect($(this.selector).val()).toBe('> Selected line one.\n>\n> Selected line two.\n>\n> Selected line three.\n\n');
+        stubSelection(
+          '<p>Selected line one.</p>\n<p>Selected line two.</p>\n<p>Selected line three.</p>',
+        );
+        ShortcutsIssuable.replyWithSelectedText(true);
+
+        expect($(FORM_SELECTOR).val()).toBe(
+          '> Selected line one.\n>\n> Selected line two.\n>\n> Selected line three.\n\n',
+        );
       });
     });
   });
diff --git a/spec/javascripts/shortcuts_spec.js b/spec/javascripts/shortcuts_spec.js
index ee92295ef5e..94cded7ee37 100644
--- a/spec/javascripts/shortcuts_spec.js
+++ b/spec/javascripts/shortcuts_spec.js
@@ -2,10 +2,11 @@ import $ from 'jquery';
 import Shortcuts from '~/shortcuts';
 
 describe('Shortcuts', () => {
-  const fixtureName = 'merge_requests/diff_comment.html.raw';
-  const createEvent = (type, target) => $.Event(type, {
-    target,
-  });
+  const fixtureName = 'snippets/show.html.raw';
+  const createEvent = (type, target) =>
+    $.Event(type, {
+      target,
+    });
 
   preloadFixtures(fixtureName);
 
@@ -21,19 +22,19 @@ describe('Shortcuts', () => {
 
     it('focuses preview button in form', () => {
       Shortcuts.toggleMarkdownPreview(
-        createEvent('KeyboardEvent', document.querySelector('.js-new-note-form .js-note-text'),
-      ));
+        createEvent('KeyboardEvent', document.querySelector('.js-new-note-form .js-note-text')),
+      );
 
       expect('focus').toHaveBeenTriggeredOn('.js-new-note-form .js-md-preview-button');
     });
 
-    it('focues preview button inside edit comment form', (done) => {
+    it('focues preview button inside edit comment form', done => {
       document.querySelector('.js-note-edit').click();
 
       setTimeout(() => {
         Shortcuts.toggleMarkdownPreview(
-          createEvent('KeyboardEvent', document.querySelector('.edit-note .js-note-text'),
-        ));
+          createEvent('KeyboardEvent', document.querySelector('.edit-note .js-note-text')),
+        );
 
         expect('focus').not.toHaveBeenTriggeredOn('.js-new-note-form .js-md-preview-button');
         expect('focus').toHaveBeenTriggeredOn('.edit-note .js-md-preview-button');
diff --git a/spec/javascripts/signin_tabs_memoizer_spec.js b/spec/javascripts/signin_tabs_memoizer_spec.js
index 423432c9e5d..9d3905fa1d8 100644
--- a/spec/javascripts/signin_tabs_memoizer_spec.js
+++ b/spec/javascripts/signin_tabs_memoizer_spec.js
@@ -45,6 +45,21 @@ import SigninTabsMemoizer from '~/pages/sessions/new/signin_tabs_memoizer';
       expect(fakeTab.click).toHaveBeenCalled();
     });
 
+    it('clicks the first tab if value in local storage is bad', () => {
+      createMemoizer().saveData('#bogus');
+      const fakeTab = {
+        click: () => {},
+      };
+      spyOn(document, 'querySelector').and.callFake(selector => (selector === `${tabSelector} a[href="#bogus"]` ? null : fakeTab));
+      spyOn(fakeTab, 'click');
+
+      memo.bootstrap();
+
+      // verify that triggers click on stored selector and fallback
+      expect(document.querySelector.calls.allArgs()).toEqual([['ul.new-session-tabs a[href="#bogus"]'], ['ul.new-session-tabs a']]);
+      expect(fakeTab.click).toHaveBeenCalled();
+    });
+
     it('saves last selected tab on change', () => {
       createMemoizer();
 
diff --git a/spec/javascripts/smart_interval_spec.js b/spec/javascripts/smart_interval_spec.js
index a54219d58c2..60153672214 100644
--- a/spec/javascripts/smart_interval_spec.js
+++ b/spec/javascripts/smart_interval_spec.js
@@ -87,7 +87,7 @@ describe('SmartInterval', function () {
       setTimeout(() => {
         interval.cancel();
 
-        const intervalId = interval.state.intervalId;
+        const { intervalId } = interval.state;
         const currentInterval = interval.getCurrentInterval();
         const intervalLowerLimit = interval.cfg.startingInterval;
 
@@ -106,7 +106,7 @@ describe('SmartInterval', function () {
 
         interval.resume();
 
-        const intervalId = interval.state.intervalId;
+        const { intervalId } = interval.state;
 
         expect(intervalId).toBeTruthy();
 
diff --git a/spec/javascripts/syntax_highlight_spec.js b/spec/javascripts/syntax_highlight_spec.js
index 0d1fa680e00..1c3dac3584e 100644
--- a/spec/javascripts/syntax_highlight_spec.js
+++ b/spec/javascripts/syntax_highlight_spec.js
@@ -1,4 +1,4 @@
-/* eslint-disable space-before-function-paren, no-var, no-return-assign, quotes */
+/* eslint-disable no-var, no-return-assign, quotes */
 
 import $ from 'jquery';
 import syntaxHighlight from '~/syntax_highlight';
diff --git a/spec/javascripts/test_bundle.js b/spec/javascripts/test_bundle.js
index 2411d33a496..0eff98bcc9d 100644
--- a/spec/javascripts/test_bundle.js
+++ b/spec/javascripts/test_bundle.js
@@ -3,7 +3,6 @@
 import $ from 'jquery';
 import 'vendor/jasmine-jquery';
 import '~/commons';
-
 import Vue from 'vue';
 import VueResource from 'vue-resource';
 import Translate from '~/vue_shared/translate';
@@ -39,7 +38,8 @@ jasmine.getJSONFixtures().fixturesPath = FIXTURES_PATH;
 beforeAll(() => jasmine.addMatchers(customMatchers));
 
 // globalize common libraries
-window.$ = window.jQuery = $;
+window.$ = $;
+window.jQuery = window.$;
 
 // stub expected globals
 window.gl = window.gl || {};
@@ -90,7 +90,8 @@ testsContext.keys().forEach(function(path) {
   try {
     testsContext(path);
   } catch (err) {
-    console.error('[ERROR] Unable to load spec: ', path);
+    console.log(err);
+    console.error('[GL SPEC RUNNER ERROR] Unable to load spec: ', path);
     describe('Test bundle', function() {
       it(`includes '${path}'`, function() {
         expect(err).toBeNull();
@@ -134,7 +135,7 @@ if (process.env.BABEL_ENV === 'coverage') {
   // exempt these files from the coverage report
   const troubleMakers = [
     './blob_edit/blob_bundle.js',
-    './boards/components/modal/empty_state.js',
+    './boards/components/modal/empty_state.vue',
     './boards/components/modal/footer.js',
     './boards/components/modal/header.js',
     './cycle_analytics/cycle_analytics_bundle.js',
diff --git a/spec/javascripts/test_constants.js b/spec/javascripts/test_constants.js
index df59195e9f6..a820dd2d09c 100644
--- a/spec/javascripts/test_constants.js
+++ b/spec/javascripts/test_constants.js
@@ -2,3 +2,6 @@ export const FIXTURES_PATH = '/base/spec/javascripts/fixtures';
 export const TEST_HOST = 'http://test.host';
 
 export const DUMMY_IMAGE_URL = `${FIXTURES_PATH}/one_white_pixel.png`;
+
+export const GREEN_BOX_IMAGE_URL = `${FIXTURES_PATH}/images/green_box.png`;
+export const RED_BOX_IMAGE_URL = `${FIXTURES_PATH}/images/red_box.png`;
diff --git a/spec/javascripts/u2f/authenticate_spec.js b/spec/javascripts/u2f/authenticate_spec.js
index d84b13b07c4..57e0caa692c 100644
--- a/spec/javascripts/u2f/authenticate_spec.js
+++ b/spec/javascripts/u2f/authenticate_spec.js
@@ -6,7 +6,7 @@ import MockU2FDevice from './mock_u2f_device';
 describe('U2FAuthenticate', function () {
   preloadFixtures('u2f/authenticate.html.raw');
 
-  beforeEach((done) => {
+  beforeEach(() => {
     loadFixtures('u2f/authenticate.html.raw');
     this.u2fDevice = new MockU2FDevice();
     this.container = $('#js-authenticate-u2f');
@@ -19,46 +19,70 @@ describe('U2FAuthenticate', function () {
       document.querySelector('#js-login-2fa-device'),
       document.querySelector('.js-2fa-form'),
     );
+  });
 
-    // bypass automatic form submission within renderAuthenticated
-    spyOn(this.component, 'renderAuthenticated').and.returnValue(true);
+  describe('with u2f unavailable', () => {
+    beforeEach(() => {
+      spyOn(this.component, 'switchToFallbackUI');
+      this.oldu2f = window.u2f;
+      window.u2f = null;
+    });
 
-    this.component.start().then(done).catch(done.fail);
-  });
+    afterEach(() => {
+      window.u2f = this.oldu2f;
+    });
 
-  it('allows authenticating via a U2F device', () => {
-    const inProgressMessage = this.container.find('p');
-    expect(inProgressMessage.text()).toContain('Trying to communicate with your device');
-    this.u2fDevice.respondToAuthenticateRequest({
-      deviceData: 'this is data from the device',
+    it('falls back to normal 2fa', (done) => {
+      this.component.start().then(() => {
+        expect(this.component.switchToFallbackUI).toHaveBeenCalled();
+        done();
+      }).catch(done.fail);
     });
-    expect(this.component.renderAuthenticated).toHaveBeenCalledWith('{"deviceData":"this is data from the device"}');
   });
 
-  describe('errors', () => {
-    it('displays an error message', () => {
-      const setupButton = this.container.find('#js-login-u2f-device');
-      setupButton.trigger('click');
-      this.u2fDevice.respondToAuthenticateRequest({
-        errorCode: 'error!',
-      });
-      const errorMessage = this.container.find('p');
-      return expect(errorMessage.text()).toContain('There was a problem communicating with your device');
+  describe('with u2f available', () => {
+    beforeEach((done) => {
+      // bypass automatic form submission within renderAuthenticated
+      spyOn(this.component, 'renderAuthenticated').and.returnValue(true);
+      this.u2fDevice = new MockU2FDevice();
+
+      this.component.start().then(done).catch(done.fail);
     });
-    return it('allows retrying authentication after an error', () => {
-      let setupButton = this.container.find('#js-login-u2f-device');
-      setupButton.trigger('click');
-      this.u2fDevice.respondToAuthenticateRequest({
-        errorCode: 'error!',
-      });
-      const retryButton = this.container.find('#js-u2f-try-again');
-      retryButton.trigger('click');
-      setupButton = this.container.find('#js-login-u2f-device');
-      setupButton.trigger('click');
+
+    it('allows authenticating via a U2F device', () => {
+      const inProgressMessage = this.container.find('p');
+      expect(inProgressMessage.text()).toContain('Trying to communicate with your device');
       this.u2fDevice.respondToAuthenticateRequest({
         deviceData: 'this is data from the device',
       });
       expect(this.component.renderAuthenticated).toHaveBeenCalledWith('{"deviceData":"this is data from the device"}');
     });
+
+    describe('errors', () => {
+      it('displays an error message', () => {
+        const setupButton = this.container.find('#js-login-u2f-device');
+        setupButton.trigger('click');
+        this.u2fDevice.respondToAuthenticateRequest({
+          errorCode: 'error!',
+        });
+        const errorMessage = this.container.find('p');
+        return expect(errorMessage.text()).toContain('There was a problem communicating with your device');
+      });
+      return it('allows retrying authentication after an error', () => {
+        let setupButton = this.container.find('#js-login-u2f-device');
+        setupButton.trigger('click');
+        this.u2fDevice.respondToAuthenticateRequest({
+          errorCode: 'error!',
+        });
+        const retryButton = this.container.find('#js-u2f-try-again');
+        retryButton.trigger('click');
+        setupButton = this.container.find('#js-login-u2f-device');
+        setupButton.trigger('click');
+        this.u2fDevice.respondToAuthenticateRequest({
+          deviceData: 'this is data from the device',
+        });
+        expect(this.component.renderAuthenticated).toHaveBeenCalledWith('{"deviceData":"this is data from the device"}');
+      });
+    });
   });
 });
diff --git a/spec/javascripts/u2f/mock_u2f_device.js b/spec/javascripts/u2f/mock_u2f_device.js
index 8fec6ae3fa4..012a1cefbbf 100644
--- a/spec/javascripts/u2f/mock_u2f_device.js
+++ b/spec/javascripts/u2f/mock_u2f_device.js
@@ -1,5 +1,4 @@
-/* eslint-disable prefer-rest-params, wrap-iife,
-no-unused-expressions, no-return-assign, no-param-reassign */
+/* eslint-disable wrap-iife, no-unused-expressions, no-return-assign, no-param-reassign */
 
 export default class MockU2FDevice {
   constructor() {
diff --git a/spec/javascripts/vue_mr_widget/components/mr_widget_author_time_spec.js b/spec/javascripts/vue_mr_widget/components/mr_widget_author_time_spec.js
index 6784b498c29..10143402acf 100644
--- a/spec/javascripts/vue_mr_widget/components/mr_widget_author_time_spec.js
+++ b/spec/javascripts/vue_mr_widget/components/mr_widget_author_time_spec.js
@@ -1,12 +1,12 @@
 import Vue from 'vue';
-import authorTimeComponent from '~/vue_merge_request_widget/components/mr_widget_author_time.vue';
+import MrWidgetAuthorTime from '~/vue_merge_request_widget/components/mr_widget_author_time.vue';
 import mountComponent from 'spec/helpers/vue_mount_component_helper';
 
-describe('MRWidgetAuthorTime', () => {
+describe('MrWidgetAuthorTime', () => {
   let vm;
 
   beforeEach(() => {
-    const Component = Vue.extend(authorTimeComponent);
+    const Component = Vue.extend(MrWidgetAuthorTime);
 
     vm = mountComponent(Component, {
       actionText: 'Merged by',
@@ -34,7 +34,7 @@ describe('MRWidgetAuthorTime', () => {
   });
 
   it('renders provided time', () => {
-    expect(vm.$el.querySelector('time').getAttribute('title')).toEqual('2017-03-23T23:02:00.807Z');
+    expect(vm.$el.querySelector('time').getAttribute('data-original-title')).toEqual('2017-03-23T23:02:00.807Z');
     expect(vm.$el.querySelector('time').textContent.trim()).toEqual('12 hours ago');
   });
 });
diff --git a/spec/javascripts/vue_mr_widget/components/mr_widget_header_spec.js b/spec/javascripts/vue_mr_widget/components/mr_widget_header_spec.js
index 9b9c9656979..3d36e46d863 100644
--- a/spec/javascripts/vue_mr_widget/components/mr_widget_header_spec.js
+++ b/spec/javascripts/vue_mr_widget/components/mr_widget_header_spec.js
@@ -12,6 +12,7 @@ describe('MRWidgetHeader', () => {
 
   afterEach(() => {
     vm.$destroy();
+    gon.relative_url_root = '';
   });
 
   describe('computed', () => {
@@ -145,7 +146,16 @@ describe('MRWidgetHeader', () => {
         const button = vm.$el.querySelector('.js-web-ide');
 
         expect(button.textContent.trim()).toEqual('Web IDE');
-        expect(button.getAttribute('href')).toEqual('undefined/-/ide/projectabc');
+        expect(button.getAttribute('href')).toEqual('/-/ide/projectabc');
+      });
+
+      it('renders web ide button with relative URL', () => {
+        gon.relative_url_root = '/gitlab';
+
+        const button = vm.$el.querySelector('.js-web-ide');
+
+        expect(button.textContent.trim()).toEqual('Web IDE');
+        expect(button.getAttribute('href')).toEqual('/-/ide/projectabc');
       });
 
       it('renders download dropdown with links', () => {
diff --git a/spec/javascripts/vue_mr_widget/components/states/mr_widget_failed_to_merge_spec.js b/spec/javascripts/vue_mr_widget/components/states/mr_widget_failed_to_merge_spec.js
index a0a74648328..8de99fd3c96 100644
--- a/spec/javascripts/vue_mr_widget/components/states/mr_widget_failed_to_merge_spec.js
+++ b/spec/javascripts/vue_mr_widget/components/states/mr_widget_failed_to_merge_spec.js
@@ -6,6 +6,7 @@ import mountComponent from 'spec/helpers/vue_mount_component_helper';
 describe('MRWidgetFailedToMerge', () => {
   const dummyIntervalId = 1337;
   let Component;
+  let mr;
   let vm;
 
   beforeEach(() => {
@@ -13,10 +14,11 @@ describe('MRWidgetFailedToMerge', () => {
     spyOn(eventHub, '$emit');
     spyOn(window, 'setInterval').and.returnValue(dummyIntervalId);
     spyOn(window, 'clearInterval').and.stub();
+    mr = {
+      mergeError: 'Merge error happened',
+    };
     vm = mountComponent(Component, {
-      mr: {
-        mergeError: 'Merge error happened.',
-      },
+      mr,
     });
   });
 
@@ -44,6 +46,19 @@ describe('MRWidgetFailedToMerge', () => {
         expect(vm.timerText).toEqual('Refreshing in a second to show the updated status...');
       });
     });
+
+    describe('mergeError', () => {
+      it('removes forced line breaks', done => {
+        mr.mergeError = 'contains<br />line breaks<br />';
+
+        Vue.nextTick()
+          .then(() => {
+            expect(vm.mergeError).toBe('contains line breaks');
+          })
+          .then(done)
+          .catch(done.fail);
+      });
+    });
   });
 
   describe('created', () => {
@@ -103,7 +118,7 @@ describe('MRWidgetFailedToMerge', () => {
 
     it('renders given error', () => {
       expect(vm.$el.querySelector('.has-error-message').textContent.trim()).toEqual(
-        'Merge error happened..',
+        'Merge error happened.',
       );
     });
 
diff --git a/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js b/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js
index adeea03481f..efa5c878678 100644
--- a/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js
+++ b/spec/javascripts/vue_mr_widget/components/states/mr_widget_merged_spec.js
@@ -39,7 +39,8 @@ describe('MRWidgetMerged', () => {
         readableClosedAt: '',
       },
       updatedAt: 'mergedUpdatedAt',
-      shortMergeCommitSha: 'asdf1234',
+      shortMergeCommitSha: '958c0475',
+      mergeCommitSha: '958c047516e182dfc52317f721f696e8a1ee85ed',
       mergeCommitPath: 'http://localhost:3000/root/nautilus/commit/f7ce827c314c9340b075657fd61c789fb01cf74d',
       sourceBranch: 'bar',
       targetBranch,
@@ -153,7 +154,7 @@ describe('MRWidgetMerged', () => {
 
   it('shows button to copy commit SHA to clipboard', () => {
     expect(selectors.copyMergeShaButton).toExist();
-    expect(selectors.copyMergeShaButton.getAttribute('data-clipboard-text')).toBe(vm.mr.shortMergeCommitSha);
+    expect(selectors.copyMergeShaButton.getAttribute('data-clipboard-text')).toBe(vm.mr.mergeCommitSha);
   });
 
   it('shows merge commit SHA link', () => {
@@ -186,7 +187,7 @@ describe('MRWidgetMerged', () => {
 
   it('should use mergedEvent mergedAt as tooltip title', () => {
     expect(
-      vm.$el.querySelector('time').getAttribute('title'),
+      vm.$el.querySelector('time').getAttribute('data-original-title'),
     ).toBe('Jan 24, 2018 1:02pm GMT+0000');
   });
 });
diff --git a/spec/javascripts/vue_mr_widget/mr_widget_options_spec.js b/spec/javascripts/vue_mr_widget/mr_widget_options_spec.js
index 30918428da2..6342ea00436 100644
--- a/spec/javascripts/vue_mr_widget/mr_widget_options_spec.js
+++ b/spec/javascripts/vue_mr_widget/mr_widget_options_spec.js
@@ -5,6 +5,7 @@ import notify from '~/lib/utils/notify';
 import { stateKey } from '~/vue_merge_request_widget/stores/state_maps';
 import mountComponent from 'spec/helpers/vue_mount_component_helper';
 import mockData from './mock_data';
+import { faviconDataUrl, overlayDataUrl, faviconWithOverlayDataUrl } from '../lib/utils/mock_data';
 
 const returnPromise = data => new Promise((resolve) => {
   resolve({
@@ -273,6 +274,7 @@ describe('mrWidgetOptions', () => {
       beforeEach(() => {
         const favicon = document.createElement('link');
         favicon.setAttribute('id', 'favicon');
+        favicon.setAttribute('data-original-href', faviconDataUrl);
         document.body.appendChild(favicon);
 
         faviconElement = document.getElementById('favicon');
@@ -282,10 +284,13 @@ describe('mrWidgetOptions', () => {
         document.body.removeChild(document.getElementById('favicon'));
       });
 
-      it('should call setFavicon method', () => {
-        vm.setFaviconHelper();
-
-        expect(faviconElement.getAttribute('href')).toEqual(vm.mr.ciStatusFaviconPath);
+      it('should call setFavicon method', (done) => {
+        vm.mr.ciStatusFaviconPath = overlayDataUrl;
+        vm.setFaviconHelper().then(() => {
+          expect(faviconElement.getAttribute('href')).toEqual(faviconWithOverlayDataUrl);
+          done();
+        })
+        .catch(done.fail);
       });
 
       it('should not call setFavicon when there is no ciStatusFaviconPath', () => {
diff --git a/spec/javascripts/vue_shared/components/content_viewer/content_viewer_spec.js b/spec/javascripts/vue_shared/components/content_viewer/content_viewer_spec.js
index 383f0cd29ea..e2c34508b0d 100644
--- a/spec/javascripts/vue_shared/components/content_viewer/content_viewer_spec.js
+++ b/spec/javascripts/vue_shared/components/content_viewer/content_viewer_spec.js
@@ -3,6 +3,7 @@ import MockAdapter from 'axios-mock-adapter';
 import axios from '~/lib/utils/axios_utils';
 import contentViewer from '~/vue_shared/components/content_viewer/content_viewer.vue';
 import mountComponent from 'spec/helpers/vue_mount_component_helper';
+import { GREEN_BOX_IMAGE_URL } from 'spec/test_constants';
 
 describe('ContentViewer', () => {
   let vm;
@@ -41,12 +42,12 @@ describe('ContentViewer', () => {
 
   it('renders image preview', done => {
     createComponent({
-      path: 'test.jpg',
+      path: GREEN_BOX_IMAGE_URL,
       fileSize: 1024,
     });
 
     setTimeout(() => {
-      expect(vm.$el.querySelector('.image_file img').getAttribute('src')).toBe('test.jpg');
+      expect(vm.$el.querySelector('.image_file img').getAttribute('src')).toBe(GREEN_BOX_IMAGE_URL);
 
       done();
     });
@@ -59,9 +60,8 @@ describe('ContentViewer', () => {
     });
 
     setTimeout(() => {
-      expect(vm.$el.querySelector('.file-info').textContent.trim()).toContain(
-        'test.abc (1.00 KiB)',
-      );
+      expect(vm.$el.querySelector('.file-info').textContent.trim()).toContain('test.abc');
+      expect(vm.$el.querySelector('.file-info').textContent.trim()).toContain('(1.00 KiB)');
       expect(vm.$el.querySelector('.btn.btn-default').textContent.trim()).toContain('Download');
 
       done();
diff --git a/spec/javascripts/vue_shared/components/diff_viewer/diff_viewer_spec.js b/spec/javascripts/vue_shared/components/diff_viewer/diff_viewer_spec.js
new file mode 100644
index 00000000000..71d9145bf22
--- /dev/null
+++ b/spec/javascripts/vue_shared/components/diff_viewer/diff_viewer_spec.js
@@ -0,0 +1,70 @@
+import Vue from 'vue';
+import diffViewer from '~/vue_shared/components/diff_viewer/diff_viewer.vue';
+import mountComponent from 'spec/helpers/vue_mount_component_helper';
+import { GREEN_BOX_IMAGE_URL, RED_BOX_IMAGE_URL } from 'spec/test_constants';
+
+describe('DiffViewer', () => {
+  let vm;
+
+  function createComponent(props) {
+    const DiffViewer = Vue.extend(diffViewer);
+    vm = mountComponent(DiffViewer, props);
+  }
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  it('renders image diff', done => {
+    window.gon = {
+      relative_url_root: '',
+    };
+
+    createComponent({
+      diffMode: 'replaced',
+      newPath: GREEN_BOX_IMAGE_URL,
+      newSha: 'ABC',
+      oldPath: RED_BOX_IMAGE_URL,
+      oldSha: 'DEF',
+      projectPath: '',
+    });
+
+    setTimeout(() => {
+      expect(vm.$el.querySelector('.deleted .image_file img').getAttribute('src')).toBe(
+        `//raw/DEF/${RED_BOX_IMAGE_URL}`,
+      );
+
+      expect(vm.$el.querySelector('.added .image_file img').getAttribute('src')).toBe(
+        `//raw/ABC/${GREEN_BOX_IMAGE_URL}`,
+      );
+
+      done();
+    });
+  });
+
+  it('renders fallback download diff display', done => {
+    createComponent({
+      diffMode: 'replaced',
+      newPath: 'test.abc',
+      newSha: 'ABC',
+      oldPath: 'testold.abc',
+      oldSha: 'DEF',
+    });
+
+    setTimeout(() => {
+      expect(vm.$el.querySelector('.deleted .file-info').textContent.trim()).toContain(
+        'testold.abc',
+      );
+      expect(vm.$el.querySelector('.deleted .btn.btn-default').textContent.trim()).toContain(
+        'Download',
+      );
+
+      expect(vm.$el.querySelector('.added .file-info').textContent.trim()).toContain('test.abc');
+      expect(vm.$el.querySelector('.added .btn.btn-default').textContent.trim()).toContain(
+        'Download',
+      );
+
+      done();
+    });
+  });
+});
diff --git a/spec/javascripts/vue_shared/components/diff_viewer/viewers/image_diff_viewer_spec.js b/spec/javascripts/vue_shared/components/diff_viewer/viewers/image_diff_viewer_spec.js
new file mode 100644
index 00000000000..b878286ae3f
--- /dev/null
+++ b/spec/javascripts/vue_shared/components/diff_viewer/viewers/image_diff_viewer_spec.js
@@ -0,0 +1,185 @@
+import Vue from 'vue';
+import imageDiffViewer from '~/vue_shared/components/diff_viewer/viewers/image_diff_viewer.vue';
+import mountComponent from 'spec/helpers/vue_mount_component_helper';
+import { GREEN_BOX_IMAGE_URL, RED_BOX_IMAGE_URL } from 'spec/test_constants';
+
+describe('ImageDiffViewer', () => {
+  let vm;
+
+  function createComponent(props) {
+    const ImageDiffViewer = Vue.extend(imageDiffViewer);
+    vm = mountComponent(ImageDiffViewer, props);
+  }
+
+  const triggerEvent = (eventName, el = vm.$el, clientX = 0) => {
+    const event = document.createEvent('MouseEvents');
+    event.initMouseEvent(
+      eventName,
+      true,
+      true,
+      window,
+      1,
+      clientX,
+      0,
+      clientX,
+      0,
+      false,
+      false,
+      false,
+      false,
+      0,
+      null,
+    );
+
+    el.dispatchEvent(event);
+  };
+
+  const dragSlider = (sliderElement, dragPixel = 20) => {
+    triggerEvent('mousedown', sliderElement);
+    triggerEvent('mousemove', document.body, dragPixel);
+    triggerEvent('mouseup', document.body);
+  };
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  it('renders image diff for replaced', done => {
+    createComponent({
+      diffMode: 'replaced',
+      newPath: GREEN_BOX_IMAGE_URL,
+      oldPath: RED_BOX_IMAGE_URL,
+    });
+
+    setTimeout(() => {
+      expect(vm.$el.querySelector('.added .image_file img').getAttribute('src')).toBe(
+        GREEN_BOX_IMAGE_URL,
+      );
+      expect(vm.$el.querySelector('.deleted .image_file img').getAttribute('src')).toBe(
+        RED_BOX_IMAGE_URL,
+      );
+
+      expect(vm.$el.querySelector('.view-modes-menu li.active').textContent.trim()).toBe('2-up');
+      expect(vm.$el.querySelector('.view-modes-menu li:nth-child(2)').textContent.trim()).toBe(
+        'Swipe',
+      );
+      expect(vm.$el.querySelector('.view-modes-menu li:nth-child(3)').textContent.trim()).toBe(
+        'Onion skin',
+      );
+
+      done();
+    });
+  });
+
+  it('renders image diff for new', done => {
+    createComponent({
+      diffMode: 'new',
+      newPath: GREEN_BOX_IMAGE_URL,
+      oldPath: '',
+    });
+
+    setTimeout(() => {
+      expect(vm.$el.querySelector('.added .image_file img').getAttribute('src')).toBe(
+        GREEN_BOX_IMAGE_URL,
+      );
+
+      done();
+    });
+  });
+
+  it('renders image diff for deleted', done => {
+    createComponent({
+      diffMode: 'deleted',
+      newPath: '',
+      oldPath: RED_BOX_IMAGE_URL,
+    });
+
+    setTimeout(() => {
+      expect(vm.$el.querySelector('.deleted .image_file img').getAttribute('src')).toBe(
+        RED_BOX_IMAGE_URL,
+      );
+
+      done();
+    });
+  });
+
+  describe('swipeMode', () => {
+    beforeEach(done => {
+      createComponent({
+        diffMode: 'replaced',
+        newPath: GREEN_BOX_IMAGE_URL,
+        oldPath: RED_BOX_IMAGE_URL,
+      });
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('switches to Swipe Mode', done => {
+      vm.$el.querySelector('.view-modes-menu li:nth-child(2)').click();
+
+      vm.$nextTick(() => {
+        expect(vm.$el.querySelector('.view-modes-menu li.active').textContent.trim()).toBe('Swipe');
+        done();
+      });
+    });
+
+    it('drag handler is working', done => {
+      vm.$el.querySelector('.view-modes-menu li:nth-child(2)').click();
+
+      vm.$nextTick(() => {
+        expect(vm.$el.querySelector('.swipe-bar').style.left).toBe('1px');
+        expect(vm.$el.querySelector('.top-handle')).not.toBeNull();
+
+        dragSlider(vm.$el.querySelector('.swipe-bar'), 40);
+
+        vm.$nextTick(() => {
+          expect(vm.$el.querySelector('.swipe-bar').style.left).toBe('-20px');
+          done();
+        });
+      });
+    });
+  });
+
+  describe('onionSkin', () => {
+    beforeEach(done => {
+      createComponent({
+        diffMode: 'replaced',
+        newPath: GREEN_BOX_IMAGE_URL,
+        oldPath: RED_BOX_IMAGE_URL,
+      });
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('switches to Onion Skin Mode', done => {
+      vm.$el.querySelector('.view-modes-menu li:nth-child(3)').click();
+
+      vm.$nextTick(() => {
+        expect(vm.$el.querySelector('.view-modes-menu li.active').textContent.trim()).toBe(
+          'Onion skin',
+        );
+        done();
+      });
+    });
+
+    it('has working drag handler', done => {
+      vm.$el.querySelector('.view-modes-menu li:nth-child(3)').click();
+
+      vm.$nextTick(() => {
+        expect(vm.$el.querySelector('.dragger').style.left).toBe('100px');
+
+        dragSlider(vm.$el.querySelector('.dragger'));
+
+        vm.$nextTick(() => {
+          expect(vm.$el.querySelector('.dragger').style.left).toBe('20px');
+          expect(vm.$el.querySelector('.added.frame').style.opacity).toBe('0.2');
+          done();
+        });
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/vue_shared/components/expand_button_spec.js b/spec/javascripts/vue_shared/components/expand_button_spec.js
index af9693c48fd..98fee9a74a5 100644
--- a/spec/javascripts/vue_shared/components/expand_button_spec.js
+++ b/spec/javascripts/vue_shared/components/expand_button_spec.js
@@ -19,7 +19,7 @@ describe('expand button', () => {
   });
 
   it('renders a collpased button', () => {
-    expect(vm.$el.textContent.trim()).toEqual('...');
+    expect(vm.$children[0].iconTestClass).toEqual('ic-ellipsis_h');
   });
 
   it('hides expander on click', done => {
diff --git a/spec/javascripts/vue_shared/components/file_icon_spec.js b/spec/javascripts/vue_shared/components/file_icon_spec.js
index f7581251bf0..1c666fc6c55 100644
--- a/spec/javascripts/vue_shared/components/file_icon_spec.js
+++ b/spec/javascripts/vue_shared/components/file_icon_spec.js
@@ -74,7 +74,7 @@ describe('File Icon component', () => {
       size: 120,
     });
 
-    const classList = vm.$el.firstChild.classList;
+    const { classList } = vm.$el.firstChild;
     const containsSizeClass = classList.contains('s120');
     const containsCustomClass = classList.contains('extraclasses');
     expect(containsSizeClass).toBe(true);
diff --git a/spec/javascripts/vue_shared/components/gl_modal_spec.js b/spec/javascripts/vue_shared/components/gl_modal_spec.js
index 85cb1b90fc6..e4737714312 100644
--- a/spec/javascripts/vue_shared/components/gl_modal_spec.js
+++ b/spec/javascripts/vue_shared/components/gl_modal_spec.js
@@ -190,4 +190,45 @@ describe('GlModal', () => {
       });
     });
   });
+
+  describe('handling sizes', () => {
+    it('should render modal-sm', () => {
+      vm = mountComponent(modalComponent, {
+        modalSize: 'sm',
+      });
+
+      expect(vm.$el.querySelector('.modal-dialog').classList.contains('modal-sm')).toEqual(true);
+    });
+
+    it('should render modal-lg', () => {
+      vm = mountComponent(modalComponent, {
+        modalSize: 'lg',
+      });
+
+      expect(vm.$el.querySelector('.modal-dialog').classList.contains('modal-lg')).toEqual(true);
+    });
+
+    it('should render modal-xl', () => {
+      vm = mountComponent(modalComponent, {
+        modalSize: 'xl',
+      });
+
+      expect(vm.$el.querySelector('.modal-dialog').classList.contains('modal-xl')).toEqual(true);
+    });
+
+    it('should not add modal size classes when md size is passed', () => {
+      vm = mountComponent(modalComponent, {
+        modalSize: 'md',
+      });
+
+      expect(vm.$el.querySelector('.modal-dialog').classList.contains('modal-md')).toEqual(false);
+    });
+
+    it('should not add modal size classes by default', () => {
+      vm = mountComponent(modalComponent, {});
+
+      expect(vm.$el.querySelector('.modal-dialog').classList.contains('modal-sm')).toEqual(false);
+      expect(vm.$el.querySelector('.modal-dialog').classList.contains('modal-lg')).toEqual(false);
+    });
+  });
 });
diff --git a/spec/javascripts/vue_shared/components/icon_spec.js b/spec/javascripts/vue_shared/components/icon_spec.js
index 68d57ebc8f0..cc030e29d61 100644
--- a/spec/javascripts/vue_shared/components/icon_spec.js
+++ b/spec/javascripts/vue_shared/components/icon_spec.js
@@ -44,7 +44,7 @@ describe('Sprite Icon Component', function () {
     });
 
     it('should properly render img css', function () {
-      const classList = icon.$el.classList;
+      const { classList } = icon.$el;
       const containsSizeClass = classList.contains('s32');
       const containsCustomClass = classList.contains('extraclasses');
       expect(containsSizeClass).toBe(true);
diff --git a/spec/javascripts/vue_shared/components/lib/utils/dom_utils_spec.js b/spec/javascripts/vue_shared/components/lib/utils/dom_utils_spec.js
new file mode 100644
index 00000000000..2388660b0c2
--- /dev/null
+++ b/spec/javascripts/vue_shared/components/lib/utils/dom_utils_spec.js
@@ -0,0 +1,13 @@
+import * as domUtils from '~/vue_shared/components/lib/utils/dom_utils';
+
+describe('domUtils', () => {
+  describe('pixeliseValue', () => {
+    it('should add px to a given Number', () => {
+      expect(domUtils.pixeliseValue(12)).toEqual('12px');
+    });
+
+    it('should not add px to 0', () => {
+      expect(domUtils.pixeliseValue(0)).toEqual('');
+    });
+  });
+});
diff --git a/spec/javascripts/vue_shared/components/notes/placeholder_note_spec.js b/spec/javascripts/vue_shared/components/notes/placeholder_note_spec.js
index ba8ab0b2cd7..7e57c51bf29 100644
--- a/spec/javascripts/vue_shared/components/notes/placeholder_note_spec.js
+++ b/spec/javascripts/vue_shared/components/notes/placeholder_note_spec.js
@@ -1,13 +1,15 @@
 import Vue from 'vue';
 import issuePlaceholderNote from '~/vue_shared/components/notes/placeholder_note.vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 import { userDataMock } from '../../../notes/mock_data';
 
 describe('issue placeholder system note component', () => {
+  let store;
   let vm;
 
   beforeEach(() => {
     const Component = Vue.extend(issuePlaceholderNote);
+    store = createStore();
     store.dispatch('setUserData', userDataMock);
     vm = new Component({
       store,
@@ -21,15 +23,23 @@ describe('issue placeholder system note component', () => {
 
   describe('user information', () => {
     it('should render user avatar with link', () => {
-      expect(vm.$el.querySelector('.user-avatar-link').getAttribute('href')).toEqual(userDataMock.path);
-      expect(vm.$el.querySelector('.user-avatar-link img').getAttribute('src')).toEqual(userDataMock.avatar_url);
+      expect(vm.$el.querySelector('.user-avatar-link').getAttribute('href')).toEqual(
+        userDataMock.path,
+      );
+      expect(vm.$el.querySelector('.user-avatar-link img').getAttribute('src')).toEqual(
+        userDataMock.avatar_url,
+      );
     });
   });
 
   describe('note content', () => {
     it('should render note header information', () => {
-      expect(vm.$el.querySelector('.note-header-info a').getAttribute('href')).toEqual(userDataMock.path);
-      expect(vm.$el.querySelector('.note-header-info .note-headline-light').textContent.trim()).toEqual(`@${userDataMock.username}`);
+      expect(vm.$el.querySelector('.note-header-info a').getAttribute('href')).toEqual(
+        userDataMock.path,
+      );
+      expect(
+        vm.$el.querySelector('.note-header-info .note-headline-light').textContent.trim(),
+      ).toEqual(`@${userDataMock.username}`);
     });
 
     it('should render note body', () => {
diff --git a/spec/javascripts/vue_shared/components/notes/system_note_spec.js b/spec/javascripts/vue_shared/components/notes/system_note_spec.js
index 36aaf0a6c2e..aa4c9c4c88c 100644
--- a/spec/javascripts/vue_shared/components/notes/system_note_spec.js
+++ b/spec/javascripts/vue_shared/components/notes/system_note_spec.js
@@ -1,8 +1,8 @@
 import Vue from 'vue';
 import issueSystemNote from '~/vue_shared/components/notes/system_note.vue';
-import store from '~/notes/stores';
+import createStore from '~/notes/stores';
 
-describe('issue system note', () => {
+describe('system note component', () => {
   let vm;
   let props;
 
@@ -24,6 +24,7 @@ describe('issue system note', () => {
       },
     };
 
+    const store = createStore();
     store.dispatch('setTargetNoteHash', `note_${props.note.id}`);
 
     const Component = Vue.extend(issueSystemNote);
@@ -49,9 +50,10 @@ describe('issue system note', () => {
     expect(vm.$el.querySelector('.timeline-icon svg')).toBeDefined();
   });
 
-  it('should render note header component', () => {
-    expect(
-      vm.$el.querySelector('.system-note-message').innerHTML,
-    ).toEqual(props.note.note_html);
+  // Redcarpet Markdown renderer wraps text in `<p>` tags
+  // we need to strip them because they break layout of commit lists in system notes:
+  // https://gitlab.com/gitlab-org/gitlab-ce/uploads/b07a10670919254f0220d3ff5c1aa110/jqzI.png
+  it('removes wrapping paragraph from note HTML', () => {
+    expect(vm.$el.querySelector('.system-note-message').innerHTML).toEqual('<span>closed</span>');
   });
 });
diff --git a/spec/javascripts/vue_shared/components/sidebar/labels_select/dropdown_value_spec.js b/spec/javascripts/vue_shared/components/sidebar/labels_select/dropdown_value_spec.js
index 4397b00acfa..370a296bd8f 100644
--- a/spec/javascripts/vue_shared/components/sidebar/labels_select/dropdown_value_spec.js
+++ b/spec/javascripts/vue_shared/components/sidebar/labels_select/dropdown_value_spec.js
@@ -82,7 +82,7 @@ describe('DropdownValueComponent', () => {
     });
 
     it('renders label element with tooltip and styles based on label details', () => {
-      const labelEl = vm.$el.querySelector('a span.label.color-label');
+      const labelEl = vm.$el.querySelector('a span.badge.color-label');
       expect(labelEl).not.toBeNull();
       expect(labelEl.dataset.placement).toBe('bottom');
       expect(labelEl.dataset.container).toBe('body');
diff --git a/spec/javascripts/vue_shared/components/table_pagination_spec.js b/spec/javascripts/vue_shared/components/table_pagination_spec.js
index c63f15e5880..c36b607a34e 100644
--- a/spec/javascripts/vue_shared/components/table_pagination_spec.js
+++ b/spec/javascripts/vue_shared/components/table_pagination_spec.js
@@ -51,7 +51,7 @@ describe('Pagination component', () => {
 
         expect(
           component.$el.querySelector('.js-previous-button').classList.contains('disabled'),
-          ).toEqual(true);
+        ).toEqual(true);
 
         component.$el.querySelector('.js-previous-button a').click();
 
diff --git a/spec/javascripts/vue_shared/components/user_avatar/user_avatar_image_spec.js b/spec/javascripts/vue_shared/components/user_avatar/user_avatar_image_spec.js
index 446f025c127..656b57d764e 100644
--- a/spec/javascripts/vue_shared/components/user_avatar/user_avatar_image_spec.js
+++ b/spec/javascripts/vue_shared/components/user_avatar/user_avatar_image_spec.js
@@ -51,7 +51,7 @@ describe('User Avatar Image Component', function () {
     });
 
     it('should properly render img css', function () {
-      const classList = vm.$el.classList;
+      const { classList } = vm.$el;
       const containsAvatar = classList.contains('avatar');
       const containsSizeClass = classList.contains('s99');
       const containsCustomClass = classList.contains(DEFAULT_PROPS.cssClasses);
@@ -73,7 +73,7 @@ describe('User Avatar Image Component', function () {
     });
 
     it('should add lazy attributes', function () {
-      const classList = vm.$el.classList;
+      const { classList } = vm.$el;
       const lazyClass = classList.contains('lazy');
 
       expect(lazyClass).toBe(true);
diff --git a/spec/javascripts/vue_shared/components/user_avatar/user_avatar_link_spec.js b/spec/javascripts/vue_shared/components/user_avatar/user_avatar_link_spec.js
index adf80d0c2bb..4c5c242cbb3 100644
--- a/spec/javascripts/vue_shared/components/user_avatar/user_avatar_link_spec.js
+++ b/spec/javascripts/vue_shared/components/user_avatar/user_avatar_link_spec.js
@@ -21,7 +21,7 @@ describe('User Avatar Link Component', function () {
       propsData: this.propsData,
     }).$mount();
 
-    this.userAvatarImage = this.userAvatarLink.$children[0];
+    [this.userAvatarImage] = this.userAvatarLink.$children;
   });
 
   it('should return a defined Vue component', function () {
diff --git a/spec/javascripts/zen_mode_spec.js b/spec/javascripts/zen_mode_spec.js
index 7fe3bd92049..bdeebe0de75 100644
--- a/spec/javascripts/zen_mode_spec.js
+++ b/spec/javascripts/zen_mode_spec.js
@@ -1,11 +1,12 @@
 import $ from 'jquery';
-import Mousetrap from 'mousetrap';
 import Dropzone from 'dropzone';
+import Mousetrap from 'mousetrap';
 import ZenMode from '~/zen_mode';
 
 describe('ZenMode', () => {
   let zen;
-  const fixtureName = 'merge_requests/merge_request_with_comment.html.raw';
+  let dropzoneForElementSpy;
+  const fixtureName = 'snippets/show.html.raw';
 
   preloadFixtures(fixtureName);
 
@@ -18,15 +19,17 @@ describe('ZenMode', () => {
   }
 
   function escapeKeydown() {
-    $('.notes-form textarea').trigger($.Event('keydown', {
-      keyCode: 27,
-    }));
+    $('.notes-form textarea').trigger(
+      $.Event('keydown', {
+        keyCode: 27,
+      }),
+    );
   }
 
   beforeEach(() => {
     loadFixtures(fixtureName);
 
-    spyOn(Dropzone, 'forElement').and.callFake(() => ({
+    dropzoneForElementSpy = spyOn(Dropzone, 'forElement').and.callFake(() => ({
       enable: () => true,
     }));
     zen = new ZenMode();
@@ -35,11 +38,29 @@ describe('ZenMode', () => {
     zen.scroll_position = 456;
   });
 
+  describe('enabling dropzone', () => {
+    beforeEach(() => {
+      enterZen();
+    });
+
+    it('should not call dropzone if element is not dropzone valid', () => {
+      $('.div-dropzone').addClass('js-invalid-dropzone');
+      exitZen();
+      expect(dropzoneForElementSpy.calls.count()).toEqual(0);
+    });
+
+    it('should call dropzone if element is dropzone valid', () => {
+      $('.div-dropzone').removeClass('js-invalid-dropzone');
+      exitZen();
+      expect(dropzoneForElementSpy.calls.count()).toEqual(2);
+    });
+  });
+
   describe('on enter', () => {
     it('pauses Mousetrap', () => {
-      spyOn(Mousetrap, 'pause');
+      const mouseTrapPauseSpy = spyOn(Mousetrap, 'pause');
       enterZen();
-      expect(Mousetrap.pause).toHaveBeenCalled();
+      expect(mouseTrapPauseSpy).toHaveBeenCalled();
     });
 
     it('removes textarea styling', () => {
@@ -62,9 +83,9 @@ describe('ZenMode', () => {
     beforeEach(enterZen);
 
     it('unpauses Mousetrap', () => {
-      spyOn(Mousetrap, 'unpause');
+      const mouseTrapUnpauseSpy = spyOn(Mousetrap, 'unpause');
       exitZen();
-      expect(Mousetrap.unpause).toHaveBeenCalled();
+      expect(mouseTrapUnpauseSpy).toHaveBeenCalled();
     });
 
     it('restores the scroll position', () => {
@@ -73,22 +94,4 @@ describe('ZenMode', () => {
       expect(zen.scrollTo).toHaveBeenCalled();
     });
   });
-
-  describe('enabling dropzone', () => {
-    beforeEach(() => {
-      enterZen();
-    });
-
-    it('should not call dropzone if element is not dropzone valid', () => {
-      $('.div-dropzone').addClass('js-invalid-dropzone');
-      exitZen();
-      expect(Dropzone.forElement).not.toHaveBeenCalled();
-    });
-
-    it('should call dropzone if element is dropzone valid', () => {
-      $('.div-dropzone').removeClass('js-invalid-dropzone');
-      exitZen();
-      expect(Dropzone.forElement).toHaveBeenCalled();
-    });
-  });
 });
diff --git a/spec/lib/backup/files_spec.rb b/spec/lib/backup/files_spec.rb
index 99872211a4e..63f2298357f 100644
--- a/spec/lib/backup/files_spec.rb
+++ b/spec/lib/backup/files_spec.rb
@@ -46,7 +46,9 @@ describe Backup::Files do
       end
 
       it 'calls tar command with unlink' do
-        expect(subject).to receive(:run_pipeline!).with([%w(gzip -cd), %w(tar --unlink-first --recursive-unlink -C /var/gitlab-registry -xf -)], any_args)
+        expect(subject).to receive(:tar).and_return('blabla-tar')
+
+        expect(subject).to receive(:run_pipeline!).with([%w(gzip -cd), %w(blabla-tar --unlink-first --recursive-unlink -C /var/gitlab-registry -xf -)], any_args)
         subject.restore
       end
     end
diff --git a/spec/lib/backup/manager_spec.rb b/spec/lib/backup/manager_spec.rb
index 23c04a1a101..ca319679e80 100644
--- a/spec/lib/backup/manager_spec.rb
+++ b/spec/lib/backup/manager_spec.rb
@@ -274,16 +274,13 @@ describe Backup::Manager do
         }
       )
 
-      # the Fog mock only knows about directories we create explicitly
       Fog.mock!
+
+      # the Fog mock only knows about directories we create explicitly
       connection = ::Fog::Storage.new(Gitlab.config.backup.upload.connection.symbolize_keys)
       connection.directories.create(key: Gitlab.config.backup.upload.remote_directory)
     end
 
-    after do
-      Fog.unmock!
-    end
-
     context 'target path' do
       it 'uses the tar filename by default' do
         expect_any_instance_of(Fog::Collection).to receive(:create)
diff --git a/spec/lib/backup/repository_spec.rb b/spec/lib/backup/repository_spec.rb
index f583b2021a2..92a27e308d2 100644
--- a/spec/lib/backup/repository_spec.rb
+++ b/spec/lib/backup/repository_spec.rb
@@ -34,7 +34,9 @@ describe Backup::Repository do
     let(:timestamp) { Time.utc(2017, 3, 22) }
     let(:temp_dirs) do
       Gitlab.config.repositories.storages.map do |name, storage|
-        File.join(storage.legacy_disk_path, '..', 'repositories.old.' + timestamp.to_i.to_s)
+        Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          File.join(storage.legacy_disk_path, '..', 'repositories.old.' + timestamp.to_i.to_s)
+        end
       end
     end
 
diff --git a/spec/lib/banzai/filter/blockquote_fence_filter_spec.rb b/spec/lib/banzai/filter/blockquote_fence_filter_spec.rb
index 8224dc5a6b9..b645e49bd43 100644
--- a/spec/lib/banzai/filter/blockquote_fence_filter_spec.rb
+++ b/spec/lib/banzai/filter/blockquote_fence_filter_spec.rb
@@ -11,4 +11,8 @@ describe Banzai::Filter::BlockquoteFenceFilter do
 
     expect(output).to eq(expected)
   end
+
+  it 'allows trailing whitespace on blockquote fence lines' do
+    expect(filter(">>> \ntest\n>>> ")).to eq("> test")
+  end
 end
diff --git a/spec/lib/banzai/filter/emoji_filter_spec.rb b/spec/lib/banzai/filter/emoji_filter_spec.rb
index 10910f22d4a..85a4619e33d 100644
--- a/spec/lib/banzai/filter/emoji_filter_spec.rb
+++ b/spec/lib/banzai/filter/emoji_filter_spec.rb
@@ -3,15 +3,6 @@ require 'spec_helper'
 describe Banzai::Filter::EmojiFilter do
   include FilterSpecHelper
 
-  before do
-    @original_asset_host = ActionController::Base.asset_host
-    ActionController::Base.asset_host = 'https://foo.com'
-  end
-
-  after do
-    ActionController::Base.asset_host = @original_asset_host
-  end
-
   it 'replaces supported name emoji' do
     doc = filter('<p>:heart:</p>')
     expect(doc.css('gl-emoji').first.text).to eq '❤'
diff --git a/spec/lib/banzai/filter/image_lazy_load_filter_spec.rb b/spec/lib/banzai/filter/image_lazy_load_filter_spec.rb
index c19de7b784a..41f957c4e00 100644
--- a/spec/lib/banzai/filter/image_lazy_load_filter_spec.rb
+++ b/spec/lib/banzai/filter/image_lazy_load_filter_spec.rb
@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-describe Banzai::Filter::ImageLazyLoadFilter, lib: true do
+describe Banzai::Filter::ImageLazyLoadFilter do
   include FilterSpecHelper
 
   def image(path)
diff --git a/spec/lib/banzai/filter/label_reference_filter_spec.rb b/spec/lib/banzai/filter/label_reference_filter_spec.rb
index b30f3661e70..00257ed7904 100644
--- a/spec/lib/banzai/filter/label_reference_filter_spec.rb
+++ b/spec/lib/banzai/filter/label_reference_filter_spec.rb
@@ -148,9 +148,11 @@ describe Banzai::Filter::LabelReferenceFilter do
       expect(doc.text).to eq 'See ?g.fm&'
     end
 
-    it 'links with adjacent text' do
-      doc = reference_filter("Label (#{reference}).")
-      expect(doc.to_html).to match(%r(\(<a.+><span.+>\?g\.fm&amp;</span></a>\)\.))
+    it 'does not include trailing punctuation', :aggregate_failures do
+      ['.', ', ok?', '...', '?', '!', ': is that ok?'].each do |trailing_punctuation|
+        doc = filter("Label #{reference}#{trailing_punctuation}")
+        expect(doc.to_html).to match(%r(<a.+><span.+>\?g\.fm&amp;</span></a>#{Regexp.escape(trailing_punctuation)}))
+      end
     end
 
     it 'ignores invalid label names' do
diff --git a/spec/lib/banzai/filter/markdown_filter_spec.rb b/spec/lib/banzai/filter/markdown_filter_spec.rb
index 00c407d1b69..ab14d77d552 100644
--- a/spec/lib/banzai/filter/markdown_filter_spec.rb
+++ b/spec/lib/banzai/filter/markdown_filter_spec.rb
@@ -7,13 +7,13 @@ describe Banzai::Filter::MarkdownFilter do
     it 'adds language to lang attribute when specified' do
       result = filter("```html\nsome code\n```")
 
-      expect(result).to start_with("\n<pre><code lang=\"html\">")
+      expect(result).to start_with("<pre><code lang=\"html\">")
     end
 
     it 'does not add language to lang attribute when not specified' do
       result = filter("```\nsome code\n```")
 
-      expect(result).to start_with("\n<pre><code>")
+      expect(result).to start_with("<pre><code>")
     end
   end
 end
diff --git a/spec/lib/banzai/filter/milestone_reference_filter_spec.rb b/spec/lib/banzai/filter/milestone_reference_filter_spec.rb
index f8fa9b2d13d..91d4a60ba95 100644
--- a/spec/lib/banzai/filter/milestone_reference_filter_spec.rb
+++ b/spec/lib/banzai/filter/milestone_reference_filter_spec.rb
@@ -3,7 +3,8 @@ require 'spec_helper'
 describe Banzai::Filter::MilestoneReferenceFilter do
   include FilterSpecHelper
 
-  let(:group) { create(:group, :public) }
+  let(:parent_group) { create(:group, :public) }
+  let(:group) { create(:group, :public, parent: parent_group) }
   let(:project) { create(:project, :public, group: group) }
 
   it 'requires project context' do
@@ -340,6 +341,13 @@ describe Banzai::Filter::MilestoneReferenceFilter do
 
       expect(doc.css('a')).to be_empty
     end
+
+    it 'supports parent group references', :nested_groups do
+      milestone.update!(group: parent_group)
+
+      doc = reference_filter("See #{reference}")
+      expect(doc.css('a').first.text).to eq(milestone.name)
+    end
   end
 
   context 'group context' do
diff --git a/spec/lib/banzai/filter/sanitization_filter_spec.rb b/spec/lib/banzai/filter/sanitization_filter_spec.rb
index 17a620ef603..d930c608b18 100644
--- a/spec/lib/banzai/filter/sanitization_filter_spec.rb
+++ b/spec/lib/banzai/filter/sanitization_filter_spec.rb
@@ -93,6 +93,16 @@ describe Banzai::Filter::SanitizationFilter do
       expect(doc.at_css('td')['style']).to eq 'text-align: center'
     end
 
+    it 'disallows `text-align` property in `style` attribute on other elements' do
+      html = <<~HTML
+        <div style="text-align: center">Text</div>
+      HTML
+
+      doc = filter(html)
+
+      expect(doc.at_css('div')['style']).to be_nil
+    end
+
     it 'allows `span` elements' do
       exp = act = %q{<span>Hello</span>}
       expect(filter(act).to_html).to eq exp
@@ -224,7 +234,7 @@ describe Banzai::Filter::SanitizationFilter do
 
       'protocol-based JS injection: spaces and entities' => {
         input:  '<a href=" &#14;  javascript:alert(\'XSS\');">foo</a>',
-        output: '<a href="">foo</a>'
+        output: '<a href>foo</a>'
       },
 
       'protocol whitespace' => {
diff --git a/spec/lib/banzai/filter/table_of_contents_filter_spec.rb b/spec/lib/banzai/filter/table_of_contents_filter_spec.rb
index 0cfef4ff5bf..7213cd58ea7 100644
--- a/spec/lib/banzai/filter/table_of_contents_filter_spec.rb
+++ b/spec/lib/banzai/filter/table_of_contents_filter_spec.rb
@@ -139,5 +139,14 @@ describe Banzai::Filter::TableOfContentsFilter do
         expect(items[5].ancestors).to include(items[4])
       end
     end
+
+    context 'header text contains escaped content' do
+      let(:content) { '&lt;img src="x" onerror="alert(42)"&gt;' }
+      let(:results) { result(header(1, content)) }
+
+      it 'outputs escaped content' do
+        expect(doc.inner_html).to include(content)
+      end
+    end
   end
 end
diff --git a/spec/lib/gitaly/server_spec.rb b/spec/lib/gitaly/server_spec.rb
index ed5d56e91d4..09bf21b5946 100644
--- a/spec/lib/gitaly/server_spec.rb
+++ b/spec/lib/gitaly/server_spec.rb
@@ -1,6 +1,8 @@
 require 'spec_helper'
 
 describe Gitaly::Server do
+  let(:server) { described_class.new('default') }
+
   describe '.all' do
     let(:storages) { Gitlab.config.repositories.storages }
 
@@ -17,6 +19,38 @@ describe Gitaly::Server do
   it { is_expected.to respond_to(:up_to_date?) }
   it { is_expected.to respond_to(:address) }
 
+  describe 'readable?' do
+    context 'when the storage is readable' do
+      it 'returns true' do
+        expect(server).to be_readable
+      end
+    end
+
+    context 'when the storage is not readable' do
+      let(:server) { described_class.new('broken') }
+
+      it 'returns false' do
+        expect(server).not_to be_readable
+      end
+    end
+  end
+
+  describe 'writeable?' do
+    context 'when the storage is writeable' do
+      it 'returns true' do
+        expect(server).to be_writeable
+      end
+    end
+
+    context 'when the storage is not writeable' do
+      let(:server) { described_class.new('broken') }
+
+      it 'returns false' do
+        expect(server).not_to be_writeable
+      end
+    end
+  end
+
   describe 'request memoization' do
     context 'when requesting multiple properties', :request_store do
       it 'uses memoization for the info request' do
diff --git a/spec/lib/gitlab/auth/o_auth/user_spec.rb b/spec/lib/gitlab/auth/o_auth/user_spec.rb
index 64f3d09a25b..3a8667e434d 100644
--- a/spec/lib/gitlab/auth/o_auth/user_spec.rb
+++ b/spec/lib/gitlab/auth/o_auth/user_spec.rb
@@ -779,4 +779,12 @@ describe Gitlab::Auth::OAuth::User do
       end
     end
   end
+
+  describe '#bypass_two_factor?' do
+    subject { oauth_user.bypass_two_factor? }
+
+    it 'returns always false' do
+      is_expected.to be_falsey
+    end
+  end
 end
diff --git a/spec/lib/gitlab/auth/saml/auth_hash_spec.rb b/spec/lib/gitlab/auth/saml/auth_hash_spec.rb
index bb950e6bbf8..76f49e778fb 100644
--- a/spec/lib/gitlab/auth/saml/auth_hash_spec.rb
+++ b/spec/lib/gitlab/auth/saml/auth_hash_spec.rb
@@ -37,4 +37,55 @@ describe Gitlab::Auth::Saml::AuthHash do
       end
     end
   end
+
+  describe '#authn_context' do
+    let(:auth_hash_data) do
+      {
+        provider: 'saml',
+        uid: 'some_uid',
+        info:
+          {
+            name: 'mockuser',
+            email: 'mock@email.ch',
+            image: 'mock_user_thumbnail_url'
+          },
+        credentials:
+          {
+            token: 'mock_token',
+            secret: 'mock_secret'
+          },
+        extra:
+          {
+            raw_info:
+              {
+                info:
+                  {
+                    name: 'mockuser',
+                    email: 'mock@email.ch',
+                    image: 'mock_user_thumbnail_url'
+                  }
+              }
+          }
+      }
+    end
+
+    subject(:saml_auth_hash) { described_class.new(OmniAuth::AuthHash.new(auth_hash_data)) }
+
+    context 'with response_object' do
+      before do
+        auth_hash_data[:extra][:response_object] = { document:
+                                                         saml_xml(File.read('spec/fixtures/authentication/saml_response.xml')) }
+      end
+
+      it 'can extract authn_context' do
+        expect(saml_auth_hash.authn_context).to eq 'urn:oasis:names:tc:SAML:2.0:ac:classes:Password'
+      end
+    end
+
+    context 'without response_object' do
+      it 'returns an empty string' do
+        expect(saml_auth_hash.authn_context).to be_nil
+      end
+    end
+  end
 end
diff --git a/spec/lib/gitlab/auth/saml/user_spec.rb b/spec/lib/gitlab/auth/saml/user_spec.rb
index 62514ca0688..c523f5e177f 100644
--- a/spec/lib/gitlab/auth/saml/user_spec.rb
+++ b/spec/lib/gitlab/auth/saml/user_spec.rb
@@ -400,4 +400,45 @@ describe Gitlab::Auth::Saml::User do
       end
     end
   end
+
+  describe '#bypass_two_factor?' do
+    let(:saml_config) { mock_saml_config_with_upstream_two_factor_authn_contexts }
+
+    subject { saml_user.bypass_two_factor? }
+
+    context 'with authn_contexts_worth_two_factors configured' do
+      before do
+        stub_omniauth_saml_config(enabled: true, auto_link_saml_user: true, allow_single_sign_on: ['saml'], providers: [saml_config])
+      end
+
+      it 'returns true when authn_context is worth two factors' do
+        allow(saml_user.auth_hash).to receive(:authn_context).and_return('urn:oasis:names:tc:SAML:2.0:ac:classes:SecondFactorOTPSMS')
+        is_expected.to be_truthy
+      end
+
+      it 'returns false when authn_context is not worth two factors' do
+        allow(saml_user.auth_hash).to receive(:authn_context).and_return('urn:oasis:names:tc:SAML:2.0:ac:classes:Password')
+        is_expected.to be_falsey
+      end
+
+      it 'returns false when authn_context is blank' do
+        is_expected.to be_falsey
+      end
+    end
+
+    context 'without auth_contexts_worth_two_factors_configured' do
+      before do
+        stub_omniauth_saml_config(enabled: true, auto_link_saml_user: true, allow_single_sign_on: ['saml'], providers: [mock_saml_config])
+      end
+
+      it 'returns false when authn_context is present' do
+        allow(saml_user.auth_hash).to receive(:authn_context).and_return('urn:oasis:names:tc:SAML:2.0:ac:classes:SecondFactorOTPSMS')
+        is_expected.to be_falsey
+      end
+
+      it 'returns false when authn_context is blank' do
+        is_expected.to be_falsey
+      end
+    end
+  end
 end
diff --git a/spec/lib/gitlab/auth/user_auth_finders_spec.rb b/spec/lib/gitlab/auth/user_auth_finders_spec.rb
index 136646bd4ee..454ad1589b9 100644
--- a/spec/lib/gitlab/auth/user_auth_finders_spec.rb
+++ b/spec/lib/gitlab/auth/user_auth_finders_spec.rb
@@ -99,7 +99,7 @@ describe Gitlab::Auth::UserAuthFinders do
 
     context 'when the request format is empty' do
       it 'the method call does not modify the original value' do
-        env['action_dispatch.request.formats'] = nil
+        env.delete('action_dispatch.request.formats')
 
         find_user_from_feed_token
 
diff --git a/spec/lib/gitlab/background_migration/archive_legacy_traces_spec.rb b/spec/lib/gitlab/background_migration/archive_legacy_traces_spec.rb
new file mode 100644
index 00000000000..877c061d11b
--- /dev/null
+++ b/spec/lib/gitlab/background_migration/archive_legacy_traces_spec.rb
@@ -0,0 +1,59 @@
+require 'spec_helper'
+
+describe Gitlab::BackgroundMigration::ArchiveLegacyTraces, :migration, schema: 20180529152628 do
+  include TraceHelpers
+
+  let(:namespaces) { table(:namespaces) }
+  let(:projects) { table(:projects) }
+  let(:builds) { table(:ci_builds) }
+  let(:job_artifacts) { table(:ci_job_artifacts) }
+
+  before do
+    namespaces.create!(id: 123, name: 'gitlab1', path: 'gitlab1')
+    projects.create!(id: 123, name: 'gitlab1', path: 'gitlab1', namespace_id: 123)
+    @build = builds.create!(id: 1, project_id: 123, status: 'success', type: 'Ci::Build')
+  end
+
+  context 'when trace file exsits at the right place' do
+    before do
+      create_legacy_trace(@build, 'trace in file')
+    end
+
+    it 'correctly archive legacy traces' do
+      expect(job_artifacts.count).to eq(0)
+      expect(File.exist?(legacy_trace_path(@build))).to be_truthy
+
+      described_class.new.perform(1, 1)
+
+      expect(job_artifacts.count).to eq(1)
+      expect(File.exist?(legacy_trace_path(@build))).to be_falsy
+      expect(File.read(archived_trace_path(job_artifacts.first))).to eq('trace in file')
+    end
+  end
+
+  context 'when trace file does not exsits at the right place' do
+    it 'does not raise errors nor create job artifact' do
+      expect { described_class.new.perform(1, 1) }.not_to raise_error
+
+      expect(job_artifacts.count).to eq(0)
+    end
+  end
+
+  context 'when trace data exsits in database' do
+    before do
+      create_legacy_trace_in_db(@build, 'trace in db')
+    end
+
+    it 'correctly archive legacy traces' do
+      expect(job_artifacts.count).to eq(0)
+      expect(@build.read_attribute(:trace)).not_to be_empty
+
+      described_class.new.perform(1, 1)
+
+      @build.reload
+      expect(job_artifacts.count).to eq(1)
+      expect(@build.read_attribute(:trace)).to be_nil
+      expect(File.read(archived_trace_path(job_artifacts.first))).to eq('trace in db')
+    end
+  end
+end
diff --git a/spec/lib/gitlab/background_migration/delete_diff_files_spec.rb b/spec/lib/gitlab/background_migration/delete_diff_files_spec.rb
new file mode 100644
index 00000000000..1b3df7b20d4
--- /dev/null
+++ b/spec/lib/gitlab/background_migration/delete_diff_files_spec.rb
@@ -0,0 +1,69 @@
+require 'spec_helper'
+
+describe Gitlab::BackgroundMigration::DeleteDiffFiles, :migration, schema: 20180626125654 do
+  describe '#perform' do
+    context 'when diff files can be deleted' do
+      let(:merge_request) { create(:merge_request, :merged) }
+      let(:merge_request_diff) do
+        merge_request.create_merge_request_diff
+        merge_request.merge_request_diffs.first
+      end
+
+      it 'deletes all merge request diff files' do
+        expect { described_class.new.perform(merge_request_diff.id) }
+          .to change { merge_request_diff.merge_request_diff_files.count }
+          .from(20).to(0)
+      end
+
+      it 'updates state to without_files' do
+        expect { described_class.new.perform(merge_request_diff.id) }
+          .to change { merge_request_diff.reload.state }
+          .from('collected').to('without_files')
+      end
+
+      it 'rollsback if something goes wrong' do
+        expect(MergeRequestDiffFile).to receive_message_chain(:where, :delete_all)
+          .and_raise
+
+        expect { described_class.new.perform(merge_request_diff.id) }
+          .to raise_error
+
+        merge_request_diff.reload
+
+        expect(merge_request_diff.state).to eq('collected')
+        expect(merge_request_diff.merge_request_diff_files.count).to eq(20)
+      end
+    end
+
+    it 'deletes no merge request diff files when MR is not merged' do
+      merge_request = create(:merge_request, :opened)
+      merge_request.create_merge_request_diff
+      merge_request_diff = merge_request.merge_request_diffs.first
+
+      expect { described_class.new.perform(merge_request_diff.id) }
+        .not_to change { merge_request_diff.merge_request_diff_files.count }
+        .from(20)
+    end
+
+    it 'deletes no merge request diff files when diff is marked as "without_files"' do
+      merge_request = create(:merge_request, :merged)
+      merge_request.create_merge_request_diff
+      merge_request_diff = merge_request.merge_request_diffs.first
+
+      merge_request_diff.clean!
+
+      expect { described_class.new.perform(merge_request_diff.id) }
+        .not_to change { merge_request_diff.merge_request_diff_files.count }
+        .from(20)
+    end
+
+    it 'deletes no merge request diff files when diff is the latest' do
+      merge_request = create(:merge_request, :merged)
+      merge_request_diff = merge_request.merge_request_diff
+
+      expect { described_class.new.perform(merge_request_diff.id) }
+        .not_to change { merge_request_diff.merge_request_diff_files.count }
+        .from(20)
+    end
+  end
+end
diff --git a/spec/lib/gitlab/background_migration/populate_untracked_uploads_spec.rb b/spec/lib/gitlab/background_migration/populate_untracked_uploads_spec.rb
index 0d2074eed22..0dee683350f 100644
--- a/spec/lib/gitlab/background_migration/populate_untracked_uploads_spec.rb
+++ b/spec/lib/gitlab/background_migration/populate_untracked_uploads_spec.rb
@@ -114,7 +114,7 @@ describe Gitlab::BackgroundMigration::PopulateUntrackedUploads, :sidekiq, :migra
     it 'does not drop the temporary tracking table after processing the batch, if there are still untracked rows' do
       subject.perform(1, untracked_files_for_uploads.last.id - 1)
 
-      expect(ActiveRecord::Base.connection.table_exists?(:untracked_files_for_uploads)).to be_truthy
+      expect(ActiveRecord::Base.connection.data_source_exists?(:untracked_files_for_uploads)).to be_truthy
     end
 
     it 'drops the temporary tracking table after processing the batch, if there are no untracked rows left' do
diff --git a/spec/lib/gitlab/bare_repository_import/importer_spec.rb b/spec/lib/gitlab/bare_repository_import/importer_spec.rb
index 5c8a19a53bc..468f6ff6d24 100644
--- a/spec/lib/gitlab/bare_repository_import/importer_spec.rb
+++ b/spec/lib/gitlab/bare_repository_import/importer_spec.rb
@@ -20,6 +20,13 @@ describe Gitlab::BareRepositoryImport::Importer, repository: true do
     Rainbow.enabled = @rainbow
   end
 
+  around do |example|
+    # TODO migrate BareRepositoryImport https://gitlab.com/gitlab-org/gitaly/issues/953
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      example.run
+    end
+  end
+
   shared_examples 'importing a repository' do
     describe '.execute' do
       it 'creates a project for a repository in storage' do
diff --git a/spec/lib/gitlab/bare_repository_import/repository_spec.rb b/spec/lib/gitlab/bare_repository_import/repository_spec.rb
index 1504826c7a5..afd8f5da39f 100644
--- a/spec/lib/gitlab/bare_repository_import/repository_spec.rb
+++ b/spec/lib/gitlab/bare_repository_import/repository_spec.rb
@@ -62,8 +62,10 @@ describe ::Gitlab::BareRepositoryImport::Repository do
 
     before do
       gitlab_shell.create_repository(repository_storage, hashed_path)
-      repository = Rugged::Repository.new(repo_path)
-      repository.config['gitlab.fullpath'] = 'to/repo'
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        repository = Rugged::Repository.new(repo_path)
+        repository.config['gitlab.fullpath'] = 'to/repo'
+      end
     end
 
     after do
diff --git a/spec/lib/gitlab/bitbucket_import/project_creator_spec.rb b/spec/lib/gitlab/bitbucket_import/project_creator_spec.rb
index c3f528dd6fc..ed6fa3d229f 100644
--- a/spec/lib/gitlab/bitbucket_import/project_creator_spec.rb
+++ b/spec/lib/gitlab/bitbucket_import/project_creator_spec.rb
@@ -25,7 +25,9 @@ describe Gitlab::BitbucketImport::ProjectCreator do
   end
 
   it 'creates project' do
-    allow_any_instance_of(Project).to receive(:add_import_job)
+    expect_next_instance_of(Project) do |project|
+      expect(project).to receive(:add_import_job)
+    end
 
     project_creator = described_class.new(repo, 'vim', namespace, user, access_params)
     project = project_creator.execute
diff --git a/spec/lib/gitlab/checks/change_access_spec.rb b/spec/lib/gitlab/checks/change_access_spec.rb
index 48e9902027c..1cb8143a9e9 100644
--- a/spec/lib/gitlab/checks/change_access_spec.rb
+++ b/spec/lib/gitlab/checks/change_access_spec.rb
@@ -52,7 +52,7 @@ describe Gitlab::Checks::ChangeAccess do
       context 'with protected tag' do
         let!(:protected_tag) { create(:protected_tag, project: project, name: 'v*') }
 
-        context 'as master' do
+        context 'as maintainer' do
           before do
             project.add_master(user)
           end
@@ -138,7 +138,7 @@ describe Gitlab::Checks::ChangeAccess do
 
           context 'if the user is not allowed to delete protected branches' do
             it 'raises an error' do
-              expect { subject.exec }.to raise_error(Gitlab::GitAccess::UnauthorizedError, 'You are not allowed to delete protected branches from this project. Only a project master or owner can delete a protected branch.')
+              expect { subject.exec }.to raise_error(Gitlab::GitAccess::UnauthorizedError, 'You are not allowed to delete protected branches from this project. Only a project maintainer or owner can delete a protected branch.')
             end
           end
 
diff --git a/spec/lib/gitlab/checks/force_push_spec.rb b/spec/lib/gitlab/checks/force_push_spec.rb
index a65012d2314..0e0788ce974 100644
--- a/spec/lib/gitlab/checks/force_push_spec.rb
+++ b/spec/lib/gitlab/checks/force_push_spec.rb
@@ -1,21 +1,17 @@
 require 'spec_helper'
 
 describe Gitlab::Checks::ForcePush do
-  let(:project) { create(:project, :repository) }
-  let(:repository) { project.repository.raw }
+  set(:project) { create(:project, :repository) }
 
-  context "exit code checking", :skip_gitaly_mock do
-    it "does not raise a runtime error if the `popen` call to git returns a zero exit code" do
-      allow(repository).to receive(:popen).and_return(['normal output', 0])
+  describe '.force_push?' do
+    it 'returns false if the repo is empty' do
+      allow(project).to receive(:empty_repo?).and_return(true)
 
-      expect { described_class.force_push?(project, 'oldrev', 'newrev') }.not_to raise_error
+      expect(described_class.force_push?(project, 'HEAD', 'HEAD~')).to be(false)
     end
 
-    it "raises a GitError error if the `popen` call to git returns a non-zero exit code" do
-      allow(repository).to receive(:popen).and_return(['error', 1])
-
-      expect { described_class.force_push?(project, 'oldrev', 'newrev') }
-        .to raise_error(Gitlab::Git::Repository::GitError)
+    it 'checks if old rev is an anchestor' do
+      expect(described_class.force_push?(project, 'HEAD', 'HEAD~')).to be(true)
     end
   end
 end
diff --git a/spec/lib/gitlab/ci/config_spec.rb b/spec/lib/gitlab/ci/config_spec.rb
index bc5a5e43103..2e204da307d 100644
--- a/spec/lib/gitlab/ci/config_spec.rb
+++ b/spec/lib/gitlab/ci/config_spec.rb
@@ -49,7 +49,7 @@ describe Gitlab::Ci::Config do
       describe '.new' do
         it 'raises error' do
           expect { config }.to raise_error(
-            Gitlab::Ci::Config::Loader::FormatError,
+            ::Gitlab::Ci::Config::Loader::FormatError,
             /Invalid configuration format/
           )
         end
diff --git a/spec/lib/gitlab/ci/pipeline/chain/populate_spec.rb b/spec/lib/gitlab/ci/pipeline/chain/populate_spec.rb
index 4d7d6951a51..284aed91e29 100644
--- a/spec/lib/gitlab/ci/pipeline/chain/populate_spec.rb
+++ b/spec/lib/gitlab/ci/pipeline/chain/populate_spec.rb
@@ -1,7 +1,7 @@
 require 'spec_helper'
 
 describe Gitlab::Ci::Pipeline::Chain::Populate do
-  set(:project) { create(:project) }
+  set(:project) { create(:project, :repository) }
   set(:user) { create(:user) }
 
   let(:pipeline) do
@@ -42,6 +42,10 @@ describe Gitlab::Ci::Pipeline::Chain::Populate do
     it 'correctly assigns user' do
       expect(pipeline.builds).to all(have_attributes(user: user))
     end
+
+    it 'has pipeline iid' do
+      expect(pipeline.iid).to be > 0
+    end
   end
 
   context 'when pipeline is empty' do
@@ -68,6 +72,10 @@ describe Gitlab::Ci::Pipeline::Chain::Populate do
       expect(pipeline.errors.to_a)
         .to include 'No stages / jobs for this pipeline.'
     end
+
+    it 'wastes pipeline iid' do
+      expect(InternalId.ci_pipelines.where(project_id: project.id).last.last_value).to be > 0
+    end
   end
 
   context 'when pipeline has validation errors' do
@@ -87,6 +95,10 @@ describe Gitlab::Ci::Pipeline::Chain::Populate do
       expect(pipeline.errors.to_a)
         .to include 'Failed to build the pipeline!'
     end
+
+    it 'wastes pipeline iid' do
+      expect(InternalId.ci_pipelines.where(project_id: project.id).last.last_value).to be > 0
+    end
   end
 
   context 'when there is a seed blocks present' do
@@ -111,6 +123,12 @@ describe Gitlab::Ci::Pipeline::Chain::Populate do
         expect(pipeline.variables.first.key).to eq 'VAR'
         expect(pipeline.variables.first.value).to eq '123'
       end
+
+      it 'has pipeline iid' do
+        step.perform!
+
+        expect(pipeline.iid).to be > 0
+      end
     end
 
     context 'when seeds block tries to persist some resources' do
@@ -121,6 +139,12 @@ describe Gitlab::Ci::Pipeline::Chain::Populate do
       it 'raises exception' do
         expect { step.perform! }.to raise_error(ActiveRecord::RecordNotSaved)
       end
+
+      it 'wastes pipeline iid' do
+        expect { step.perform! }.to raise_error
+
+        expect(InternalId.ci_pipelines.where(project_id: project.id).last.last_value).to be > 0
+      end
     end
   end
 
@@ -132,22 +156,39 @@ describe Gitlab::Ci::Pipeline::Chain::Populate do
     end
   end
 
-  context 'when using only/except build policies' do
-    let(:config) do
-      { rspec: { script: 'rspec', stage: 'test', only: ['master'] },
-        prod: { script: 'cap prod', stage: 'deploy', only: ['tags'] } }
-    end
+  context 'when variables policy is specified' do
+    shared_examples_for 'a correct pipeline' do
+      it 'populates pipeline according to used policies' do
+        step.perform!
 
-    let(:pipeline) do
-      build(:ci_pipeline, ref: 'master', config: config)
+        expect(pipeline.stages.size).to eq 1
+        expect(pipeline.stages.first.builds.size).to eq 1
+        expect(pipeline.stages.first.builds.first.name).to eq 'rspec'
+      end
     end
 
-    it 'populates pipeline according to used policies' do
-      step.perform!
+    context 'when using only/except build policies' do
+      let(:config) do
+        { rspec: { script: 'rspec', stage: 'test', only: ['master'] },
+          prod: { script: 'cap prod', stage: 'deploy', only: ['tags'] } }
+      end
+
+      let(:pipeline) do
+        build(:ci_pipeline, ref: 'master', project: project, config: config)
+      end
 
-      expect(pipeline.stages.size).to eq 1
-      expect(pipeline.stages.first.builds.size).to eq 1
-      expect(pipeline.stages.first.builds.first.name).to eq 'rspec'
+      it_behaves_like 'a correct pipeline'
+
+      context 'when variables expression is specified' do
+        context 'when pipeline iid is the subject' do
+          let(:config) do
+            { rspec: { script: 'rspec', only: { variables: ["$CI_PIPELINE_IID == '1'"] } },
+              prod: { script: 'cap prod', only: { variables: ["$CI_PIPELINE_IID == '1000'"] } } }
+          end
+
+          it_behaves_like 'a correct pipeline'
+        end
+      end
     end
   end
 end
diff --git a/spec/lib/gitlab/ci/pipeline/chain/validate/config_spec.rb b/spec/lib/gitlab/ci/pipeline/chain/validate/config_spec.rb
index c53294d091c..a8dc5356413 100644
--- a/spec/lib/gitlab/ci/pipeline/chain/validate/config_spec.rb
+++ b/spec/lib/gitlab/ci/pipeline/chain/validate/config_spec.rb
@@ -1,7 +1,7 @@
 require 'spec_helper'
 
 describe Gitlab::Ci::Pipeline::Chain::Validate::Config do
-  set(:project) { create(:project) }
+  set(:project) { create(:project, :repository) }
   set(:user) { create(:user) }
 
   let(:command) do
diff --git a/spec/lib/gitlab/ci/pipeline/preloader_spec.rb b/spec/lib/gitlab/ci/pipeline/preloader_spec.rb
index 477c7477df0..40dfd893465 100644
--- a/spec/lib/gitlab/ci/pipeline/preloader_spec.rb
+++ b/spec/lib/gitlab/ci/pipeline/preloader_spec.rb
@@ -3,18 +3,47 @@
 require 'spec_helper'
 
 describe Gitlab::Ci::Pipeline::Preloader do
-  describe '.preload' do
-    it 'preloads the author of every pipeline commit' do
-      commit = double(:commit)
-      pipeline = double(:pipeline, commit: commit)
+  let(:stage) { double(:stage) }
+  let(:commit) { double(:commit) }
 
-      expect(commit)
-        .to receive(:lazy_author)
+  let(:pipeline) do
+    double(:pipeline, commit: commit, stages: [stage])
+  end
+
+  describe '.preload!' do
+    context 'when preloading multiple commits' do
+      let(:project) { create(:project, :repository) }
+
+      it 'preloads all commits once' do
+        expect(Commit).to receive(:decorate).once.and_call_original
+
+        pipelines = [build_pipeline(ref: 'HEAD'),
+                     build_pipeline(ref: 'HEAD~1')]
+
+        described_class.preload!(pipelines)
+      end
+
+      def build_pipeline(ref:)
+        build_stubbed(:ci_pipeline, project: project, sha: project.commit(ref).id)
+      end
+    end
+
+    it 'preloads commit authors and number of warnings' do
+      expect(commit).to receive(:lazy_author)
+      expect(pipeline).to receive(:number_of_warnings)
+      expect(stage).to receive(:number_of_warnings)
+
+      described_class.preload!([pipeline])
+    end
+
+    it 'returns original collection' do
+      allow(commit).to receive(:lazy_author)
+      allow(pipeline).to receive(:number_of_warnings)
+      allow(stage).to receive(:number_of_warnings)
 
-      expect(pipeline)
-        .to receive(:number_of_warnings)
+      pipelines = [pipeline, pipeline]
 
-      described_class.preload([pipeline])
+      expect(described_class.preload!(pipelines)).to eq pipelines
     end
   end
 end
diff --git a/spec/lib/gitlab/ci/trace_spec.rb b/spec/lib/gitlab/ci/trace_spec.rb
index e9d755c2021..d6510649dba 100644
--- a/spec/lib/gitlab/ci/trace_spec.rb
+++ b/spec/lib/gitlab/ci/trace_spec.rb
@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-describe Gitlab::Ci::Trace, :clean_gitlab_redis_cache do
+describe Gitlab::Ci::Trace, :clean_gitlab_redis_shared_state do
   let(:build) { create(:ci_build) }
   let(:trace) { described_class.new(build) }
 
diff --git a/spec/lib/gitlab/ci/variables/collection/item_spec.rb b/spec/lib/gitlab/ci/variables/collection/item_spec.rb
index e79f0a7f257..adb3ff4321f 100644
--- a/spec/lib/gitlab/ci/variables/collection/item_spec.rb
+++ b/spec/lib/gitlab/ci/variables/collection/item_spec.rb
@@ -1,19 +1,69 @@
 require 'spec_helper'
 
 describe Gitlab::Ci::Variables::Collection::Item do
+  let(:variable_key) { 'VAR' }
+  let(:variable_value) { 'something' }
+  let(:expected_value) { variable_value }
+
   let(:variable) do
-    { key: 'VAR', value: 'something', public: true }
+    { key: variable_key, value: variable_value, public: true }
   end
 
   describe '.new' do
-    it 'raises error if unknown key i specified' do
-      expect { described_class.new(key: 'VAR', value: 'abc', files: true) }
-        .to raise_error ArgumentError, 'unknown keyword: files'
+    context 'when unknown keyword is specified' do
+      it 'raises error' do
+        expect { described_class.new(key: variable_key, value: 'abc', files: true) }
+          .to raise_error ArgumentError, 'unknown keyword: files'
+      end
+    end
+
+    context 'when required keywords are not specified' do
+      it 'raises error' do
+        expect { described_class.new(key: variable_key) }
+          .to raise_error ArgumentError, 'missing keyword: value'
+      end
     end
 
-    it 'raises error when required keywords are not specified' do
-      expect { described_class.new(key: 'VAR') }
-        .to raise_error ArgumentError, 'missing keyword: value'
+    shared_examples 'creates variable' do
+      subject { described_class.new(key: variable_key, value: variable_value) }
+
+      it 'saves given value' do
+        expect(subject[:key]).to eq variable_key
+        expect(subject[:value]).to eq expected_value
+      end
+    end
+
+    shared_examples 'raises error for invalid type' do
+      it do
+        expect { described_class.new(key: variable_key, value: variable_value) }
+          .to raise_error ArgumentError, /`value` must be of type String, while it was:/
+      end
+    end
+
+    it_behaves_like 'creates variable'
+
+    context "when it's nil" do
+      let(:variable_value) { nil }
+      let(:expected_value) { nil }
+
+      it_behaves_like 'creates variable'
+    end
+
+    context "when it's an empty string" do
+      let(:variable_value) { '' }
+      let(:expected_value) { '' }
+
+      it_behaves_like 'creates variable'
+    end
+
+    context 'when provided value is not a string' do
+      [1, false, [], {}, Object.new].each do |val|
+        context "when it's #{val}" do
+          let(:variable_value) { val }
+
+          it_behaves_like 'raises error for invalid type'
+        end
+      end
     end
   end
 
diff --git a/spec/lib/gitlab/ci/variables/collection_spec.rb b/spec/lib/gitlab/ci/variables/collection_spec.rb
index cb2f7718c9c..5c91816a586 100644
--- a/spec/lib/gitlab/ci/variables/collection_spec.rb
+++ b/spec/lib/gitlab/ci/variables/collection_spec.rb
@@ -29,7 +29,7 @@ describe Gitlab::Ci::Variables::Collection do
     end
 
     it 'appends an internal resource' do
-      collection = described_class.new([{ key: 'TEST', value: 1 }])
+      collection = described_class.new([{ key: 'TEST', value: '1' }])
 
       subject.append(collection.first)
 
@@ -74,15 +74,15 @@ describe Gitlab::Ci::Variables::Collection do
 
   describe '#+' do
     it 'makes it possible to combine with an array' do
-      collection = described_class.new([{ key: 'TEST', value: 1 }])
+      collection = described_class.new([{ key: 'TEST', value: '1' }])
       variables = [{ key: 'TEST', value: 'something' }]
 
       expect((collection + variables).count).to eq 2
     end
 
     it 'makes it possible to combine with another collection' do
-      collection = described_class.new([{ key: 'TEST', value: 1 }])
-      other = described_class.new([{ key: 'TEST', value: 2 }])
+      collection = described_class.new([{ key: 'TEST', value: '1' }])
+      other = described_class.new([{ key: 'TEST', value: '2' }])
 
       expect((collection + other).count).to eq 2
     end
@@ -90,10 +90,10 @@ describe Gitlab::Ci::Variables::Collection do
 
   describe '#to_runner_variables' do
     it 'creates an array of hashes in a runner-compatible format' do
-      collection = described_class.new([{ key: 'TEST', value: 1 }])
+      collection = described_class.new([{ key: 'TEST', value: '1' }])
 
       expect(collection.to_runner_variables)
-        .to eq [{ key: 'TEST', value: 1, public: true }]
+        .to eq [{ key: 'TEST', value: '1', public: true }]
     end
   end
 
diff --git a/spec/lib/gitlab/ci/yaml_processor_spec.rb b/spec/lib/gitlab/ci/yaml_processor_spec.rb
index ecb16daec96..e73cdc54a15 100644
--- a/spec/lib/gitlab/ci/yaml_processor_spec.rb
+++ b/spec/lib/gitlab/ci/yaml_processor_spec.rb
@@ -2,19 +2,9 @@ require 'spec_helper'
 
 module Gitlab
   module Ci
-    describe YamlProcessor, :lib do
+    describe YamlProcessor do
       subject { described_class.new(config) }
 
-      describe 'our current .gitlab-ci.yml' do
-        let(:config) { File.read("#{Rails.root}/.gitlab-ci.yml") }
-
-        it 'is valid' do
-          error_message = described_class.validation_message(config)
-
-          expect(error_message).to be_nil
-        end
-      end
-
       describe '#build_attributes' do
         subject { described_class.new(config).build_attributes(:rspec) }
 
diff --git a/spec/lib/gitlab/current_settings_spec.rb b/spec/lib/gitlab/current_settings_spec.rb
index 19028495f52..55490f37ac7 100644
--- a/spec/lib/gitlab/current_settings_spec.rb
+++ b/spec/lib/gitlab/current_settings_spec.rb
@@ -5,6 +5,13 @@ describe Gitlab::CurrentSettings do
     stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
   end
 
+  shared_context 'with settings in cache' do
+    before do
+      create(:application_setting)
+      described_class.current_application_settings # warm the cache
+    end
+  end
+
   describe '#current_application_settings', :use_clean_rails_memory_store_caching do
     it 'allows keys to be called directly' do
       db_settings = create(:application_setting,
@@ -31,16 +38,29 @@ describe Gitlab::CurrentSettings do
     end
 
     context 'with DB unavailable' do
-      before do
-        # For some reason, `allow(described_class).to receive(:connect_to_db?).and_return(false)` causes issues
-        # during the initialization phase of the test suite, so instead let's mock the internals of it
-        allow(ActiveRecord::Base.connection).to receive(:active?).and_return(false)
+      context 'and settings in cache' do
+        include_context 'with settings in cache'
+
+        it 'fetches the settings from cache without issuing any query' do
+          expect(ActiveRecord::QueryRecorder.new { described_class.current_application_settings }.count).to eq(0)
+        end
       end
 
-      it 'returns an in-memory ApplicationSetting object' do
-        expect(ApplicationSetting).not_to receive(:current)
+      context 'and no settings in cache' do
+        before do
+          # For some reason, `allow(described_class).to receive(:connect_to_db?).and_return(false)` causes issues
+          # during the initialization phase of the test suite, so instead let's mock the internals of it
+          allow(ActiveRecord::Base.connection).to receive(:active?).and_return(false)
+          expect(ApplicationSetting).not_to receive(:current)
+        end
 
-        expect(described_class.current_application_settings).to be_a(Gitlab::FakeApplicationSettings)
+        it 'returns an in-memory ApplicationSetting object' do
+          expect(described_class.current_application_settings).to be_a(Gitlab::FakeApplicationSettings)
+        end
+
+        it 'does not issue any query' do
+          expect(ActiveRecord::QueryRecorder.new { described_class.current_application_settings }.count).to eq(0)
+        end
       end
     end
 
@@ -52,73 +72,86 @@ describe Gitlab::CurrentSettings do
         ar_wrapped_defaults.slice(*::ApplicationSetting.defaults.keys)
       end
 
-      before do
-        # For some reason, `allow(described_class).to receive(:connect_to_db?).and_return(true)` causes issues
-        # during the initialization phase of the test suite, so instead let's mock the internals of it
-        allow(ActiveRecord::Base.connection).to receive(:active?).and_return(true)
-        allow(ActiveRecord::Base.connection).to receive(:cached_table_exists?).with('application_settings').and_return(true)
-      end
+      context 'and settings in cache' do
+        include_context 'with settings in cache'
 
-      it 'creates default ApplicationSettings if none are present' do
-        settings = described_class.current_application_settings
-
-        expect(settings).to be_a(ApplicationSetting)
-        expect(settings).to be_persisted
-        expect(settings).to have_attributes(settings_from_defaults)
+        it 'fetches the settings from cache' do
+          # For some reason, `allow(described_class).to receive(:connect_to_db?).and_return(true)` causes issues
+          # during the initialization phase of the test suite, so instead let's mock the internals of it
+          expect(ActiveRecord::Base.connection).not_to receive(:active?)
+          expect(ActiveRecord::Base.connection).not_to receive(:cached_table_exists?)
+          expect(ActiveRecord::Migrator).not_to receive(:needs_migration?)
+          expect(ActiveRecord::QueryRecorder.new { described_class.current_application_settings }.count).to eq(0)
+        end
       end
 
-      context 'with migrations pending' do
+      context 'and no settings in cache' do
         before do
-          expect(ActiveRecord::Migrator).to receive(:needs_migration?).and_return(true)
+          allow(ActiveRecord::Base.connection).to receive(:active?).and_return(true)
+          allow(ActiveRecord::Base.connection).to receive(:cached_table_exists?).with('application_settings').and_return(true)
         end
 
-        it 'returns an in-memory ApplicationSetting object' do
+        it 'creates default ApplicationSettings if none are present' do
           settings = described_class.current_application_settings
 
-          expect(settings).to be_a(Gitlab::FakeApplicationSettings)
-          expect(settings.sign_in_enabled?).to eq(settings.sign_in_enabled)
-          expect(settings.sign_up_enabled?).to eq(settings.sign_up_enabled)
+          expect(settings).to be_a(ApplicationSetting)
+          expect(settings).to be_persisted
+          expect(settings).to have_attributes(settings_from_defaults)
         end
 
-        it 'uses the existing database settings and falls back to defaults' do
-          db_settings = create(:application_setting,
-                               home_page_url: 'http://mydomain.com',
-                               signup_enabled: false)
-          settings = described_class.current_application_settings
-          app_defaults = ApplicationSetting.last
-
-          expect(settings).to be_a(Gitlab::FakeApplicationSettings)
-          expect(settings.home_page_url).to eq(db_settings.home_page_url)
-          expect(settings.signup_enabled?).to be_falsey
-          expect(settings.signup_enabled).to be_falsey
-
-          # Check that unspecified values use the defaults
-          settings.reject! { |key, _| [:home_page_url, :signup_enabled].include? key }
-          settings.each { |key, _| expect(settings[key]).to eq(app_defaults[key]) }
+        context 'with migrations pending' do
+          before do
+            expect(ActiveRecord::Migrator).to receive(:needs_migration?).and_return(true)
+          end
+
+          it 'returns an in-memory ApplicationSetting object' do
+            settings = described_class.current_application_settings
+
+            expect(settings).to be_a(Gitlab::FakeApplicationSettings)
+            expect(settings.sign_in_enabled?).to eq(settings.sign_in_enabled)
+            expect(settings.sign_up_enabled?).to eq(settings.sign_up_enabled)
+          end
+
+          it 'uses the existing database settings and falls back to defaults' do
+            db_settings = create(:application_setting,
+                                 home_page_url: 'http://mydomain.com',
+                                 signup_enabled: false)
+            settings = described_class.current_application_settings
+            app_defaults = ApplicationSetting.last
+
+            expect(settings).to be_a(Gitlab::FakeApplicationSettings)
+            expect(settings.home_page_url).to eq(db_settings.home_page_url)
+            expect(settings.signup_enabled?).to be_falsey
+            expect(settings.signup_enabled).to be_falsey
+
+            # Check that unspecified values use the defaults
+            settings.reject! { |key, _| [:home_page_url, :signup_enabled].include? key }
+            settings.each { |key, _| expect(settings[key]).to eq(app_defaults[key]) }
+          end
         end
-      end
 
-      context 'when ApplicationSettings.current is present' do
-        it 'returns the existing application settings' do
-          expect(ApplicationSetting).to receive(:current).and_return(:current_settings)
+        context 'when ApplicationSettings.current is present' do
+          it 'returns the existing application settings' do
+            expect(ApplicationSetting).to receive(:current).and_return(:current_settings)
 
-          expect(described_class.current_application_settings).to eq(:current_settings)
+            expect(described_class.current_application_settings).to eq(:current_settings)
+          end
         end
-      end
 
-      context 'when the application_settings table does not exists' do
-        it 'returns an in-memory ApplicationSetting object' do
-          expect(ApplicationSetting).to receive(:create_from_defaults).and_raise(ActiveRecord::StatementInvalid)
+        context 'when the application_settings table does not exists' do
+          it 'returns an in-memory ApplicationSetting object' do
+            expect(ApplicationSetting).to receive(:create_from_defaults).and_raise(ActiveRecord::StatementInvalid)
 
-          expect(described_class.current_application_settings).to be_a(Gitlab::FakeApplicationSettings)
+            expect(described_class.current_application_settings).to be_a(Gitlab::FakeApplicationSettings)
+          end
         end
-      end
 
-      context 'when the application_settings table is not fully migrated' do
-        it 'returns an in-memory ApplicationSetting object' do
-          expect(ApplicationSetting).to receive(:create_from_defaults).and_raise(ActiveRecord::UnknownAttributeError)
+        context 'when the application_settings table is not fully migrated' do
+          it 'returns an in-memory ApplicationSetting object' do
+            expect(ApplicationSetting).to receive(:create_from_defaults).and_raise(ActiveRecord::UnknownAttributeError)
 
-          expect(described_class.current_application_settings).to be_a(Gitlab::FakeApplicationSettings)
+            expect(described_class.current_application_settings).to be_a(Gitlab::FakeApplicationSettings)
+          end
         end
       end
     end
diff --git a/spec/lib/gitlab/cycle_analytics/usage_data_spec.rb b/spec/lib/gitlab/cycle_analytics/usage_data_spec.rb
index 56a316318cb..a785b17f682 100644
--- a/spec/lib/gitlab/cycle_analytics/usage_data_spec.rb
+++ b/spec/lib/gitlab/cycle_analytics/usage_data_spec.rb
@@ -3,7 +3,12 @@ require 'spec_helper'
 describe Gitlab::CycleAnalytics::UsageData do
   describe '#to_json' do
     before do
-      Timecop.freeze do
+      # Since git commits only have second precision, round up to the
+      # nearest second to ensure we have accurate median and standard
+      # deviation calculations.
+      current_time = Time.at(Time.now.to_i)
+
+      Timecop.freeze(current_time) do
         user = create(:user, :admin)
         projects = create_list(:project, 2, :repository)
 
@@ -37,13 +42,7 @@ describe Gitlab::CycleAnalytics::UsageData do
 
           expected_values.each_pair do |op, value|
             expect(stage_values).to have_key(op)
-
-            if op == :missing
-              expect(stage_values[op]).to eq(value)
-            else
-              # delta is used because of git timings that Timecop does not stub
-              expect(stage_values[op].to_i).to be_within(5).of(value.to_i)
-            end
+            expect(stage_values[op]).to eq(value)
           end
         end
       end
@@ -58,8 +57,8 @@ describe Gitlab::CycleAnalytics::UsageData do
             missing: 0
           },
           plan: {
-            average: 2,
-            sd: 2,
+            average: 1,
+            sd: 0,
             missing: 0
           },
           code: {
diff --git a/spec/lib/gitlab/data_builder/note_spec.rb b/spec/lib/gitlab/data_builder/note_spec.rb
index 4f8412108ba..b236c1a9c49 100644
--- a/spec/lib/gitlab/data_builder/note_spec.rb
+++ b/spec/lib/gitlab/data_builder/note_spec.rb
@@ -52,7 +52,7 @@ describe Gitlab::DataBuilder::Note do
       expect(data[:issue].except('updated_at'))
         .to eq(issue.reload.hook_attrs.except('updated_at'))
       expect(data[:issue]['updated_at'])
-        .to be > issue.hook_attrs['updated_at']
+        .to be >= issue.hook_attrs['updated_at']
     end
 
     context 'with confidential issue' do
@@ -84,7 +84,7 @@ describe Gitlab::DataBuilder::Note do
       expect(data[:merge_request].except('updated_at'))
         .to eq(merge_request.reload.hook_attrs.except('updated_at'))
       expect(data[:merge_request]['updated_at'])
-        .to be > merge_request.hook_attrs['updated_at']
+        .to be >= merge_request.hook_attrs['updated_at']
     end
 
     include_examples 'project hook data'
@@ -107,7 +107,7 @@ describe Gitlab::DataBuilder::Note do
       expect(data[:merge_request].except('updated_at'))
         .to eq(merge_request.reload.hook_attrs.except('updated_at'))
       expect(data[:merge_request]['updated_at'])
-        .to be > merge_request.hook_attrs['updated_at']
+        .to be >= merge_request.hook_attrs['updated_at']
     end
 
     include_examples 'project hook data'
@@ -130,7 +130,7 @@ describe Gitlab::DataBuilder::Note do
       expect(data[:snippet].except('updated_at'))
         .to eq(snippet.reload.hook_attrs.except('updated_at'))
       expect(data[:snippet]['updated_at'])
-        .to be > snippet.hook_attrs['updated_at']
+        .to be >= snippet.hook_attrs['updated_at']
     end
 
     include_examples 'project hook data'
diff --git a/spec/lib/gitlab/database/migration_helpers_spec.rb b/spec/lib/gitlab/database/migration_helpers_spec.rb
index 280f799f2ab..eb7148ff108 100644
--- a/spec/lib/gitlab/database/migration_helpers_spec.rb
+++ b/spec/lib/gitlab/database/migration_helpers_spec.rb
@@ -1178,6 +1178,61 @@ describe Gitlab::Database::MigrationHelpers do
     end
   end
 
+  describe '#rename_column_using_background_migration' do
+    let!(:issue) { create(:issue, :closed, closed_at: Time.zone.now) }
+
+    it 'renames a column using a background migration' do
+      expect(model)
+        .to receive(:add_column)
+        .with(
+          'issues',
+          :closed_at_timestamp,
+          :datetime_with_timezone,
+          limit: anything,
+          precision: anything,
+          scale: anything
+        )
+
+      expect(model)
+        .to receive(:install_rename_triggers)
+        .with('issues', :closed_at, :closed_at_timestamp)
+
+      expect(BackgroundMigrationWorker)
+        .to receive(:perform_in)
+        .ordered
+        .with(
+          10.minutes,
+          'CopyColumn',
+          ['issues', :closed_at, :closed_at_timestamp, issue.id, issue.id]
+        )
+
+      expect(BackgroundMigrationWorker)
+        .to receive(:perform_in)
+        .ordered
+        .with(
+          1.hour + 10.minutes,
+          'CleanupConcurrentRename',
+          ['issues', :closed_at, :closed_at_timestamp]
+        )
+
+      expect(Gitlab::BackgroundMigration)
+        .to receive(:steal)
+        .ordered
+        .with('CopyColumn')
+
+      expect(Gitlab::BackgroundMigration)
+        .to receive(:steal)
+        .ordered
+        .with('CleanupConcurrentRename')
+
+      model.rename_column_using_background_migration(
+        'issues',
+        :closed_at,
+        :closed_at_timestamp
+      )
+    end
+  end
+
   describe '#perform_background_migration_inline?' do
     it 'returns true in a test environment' do
       allow(Rails.env)
diff --git a/spec/lib/gitlab/database_spec.rb b/spec/lib/gitlab/database_spec.rb
index 8ac36ae8bab..8bb246aa4bd 100644
--- a/spec/lib/gitlab/database_spec.rb
+++ b/spec/lib/gitlab/database_spec.rb
@@ -314,8 +314,13 @@ describe Gitlab::Database do
 
   describe '.cached_table_exists?' do
     it 'only retrieves data once per table' do
-      expect(ActiveRecord::Base.connection).to receive(:table_exists?).with(:projects).once.and_call_original
-      expect(ActiveRecord::Base.connection).to receive(:table_exists?).with(:bogus_table_name).once.and_call_original
+      if Gitlab.rails5?
+        expect(ActiveRecord::Base.connection).to receive(:data_source_exists?).with(:projects).once.and_call_original
+        expect(ActiveRecord::Base.connection).to receive(:data_source_exists?).with(:bogus_table_name).once.and_call_original
+      else
+        expect(ActiveRecord::Base.connection).to receive(:table_exists?).with(:projects).once.and_call_original
+        expect(ActiveRecord::Base.connection).to receive(:table_exists?).with(:bogus_table_name).once.and_call_original
+      end
 
       2.times do
         expect(described_class.cached_table_exists?(:projects)).to be_truthy
diff --git a/spec/lib/gitlab/diff/file_spec.rb b/spec/lib/gitlab/diff/file_spec.rb
index 0588fe935c3..ebeb05d6e02 100644
--- a/spec/lib/gitlab/diff/file_spec.rb
+++ b/spec/lib/gitlab/diff/file_spec.rb
@@ -26,6 +26,21 @@ describe Gitlab::Diff::File do
     end
   end
 
+  describe '#diff_lines_for_serializer' do
+    it 'includes bottom match line if not in the end' do
+      expect(diff_file.diff_lines_for_serializer.last.type).to eq('match')
+    end
+
+    context 'when deleted' do
+      let(:commit) { project.commit('d59c60028b053793cecfb4022de34602e1a9218e') }
+      let(:diff_file) { commit.diffs.diff_file_with_old_path('files/js/commit.js.coffee') }
+
+      it 'does not include bottom match line' do
+        expect(diff_file.diff_lines_for_serializer.last.type).not_to eq('match')
+      end
+    end
+  end
+
   describe '#mode_changed?' do
     it { expect(diff_file.mode_changed?).to be_falsey }
   end
@@ -79,7 +94,9 @@ describe Gitlab::Diff::File do
     let(:diffs) { commit.diffs }
 
     before do
-      info_dir_path = File.join(project.repository.path_to_repo, 'info')
+      info_dir_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        File.join(project.repository.path_to_repo, 'info')
+      end
 
       FileUtils.mkdir(info_dir_path) unless File.exist?(info_dir_path)
       File.write(File.join(info_dir_path, 'attributes'), "*.md -diff\n")
@@ -470,56 +487,69 @@ describe Gitlab::Diff::File do
   end
 
   describe '#diff_hunk' do
-    let(:raw_diff) do
-      <<EOS
-@@ -6,12 +6,18 @@ module Popen
-
-   def popen(cmd, path=nil)
-     unless cmd.is_a?(Array)
--      raise "System commands must be given as an array of strings"
-+      raise RuntimeError, "System commands must be given as an array of strings"
-     end
-
-     path ||= Dir.pwd
--    vars = { "PWD" => path }
--    options = { chdir: path }
-+
-+    vars = {
-+      "PWD" => path
-+    }
-+
-+    options = {
-+      chdir: path
-+    }
-
-     unless File.directory?(path)
-       FileUtils.mkdir_p(path)
-@@ -19,6 +25,7 @@ module Popen
-
-     @cmd_output = ""
-     @cmd_status = 0
-+
-     Open3.popen3(vars, *cmd, options) do |stdin, stdout, stderr, wait_thr|
-       @cmd_output << stdout.read
-       @cmd_output << stderr.read
-EOS
-    end
-
-    it 'returns raw diff up to given line index' do
-      allow(diff_file).to receive(:raw_diff) { raw_diff }
-      diff_line = instance_double(Gitlab::Diff::Line, index: 5)
-
-      diff_hunk = <<EOS
-@@ -6,12 +6,18 @@ module Popen
-
-   def popen(cmd, path=nil)
-     unless cmd.is_a?(Array)
--      raise "System commands must be given as an array of strings"
-+      raise RuntimeError, "System commands must be given as an array of strings"
-     end
-EOS
-
-      expect(diff_file.diff_hunk(diff_line)).to eq(diff_hunk)
+    context 'when first line is a match' do
+      let(:raw_diff) do
+        <<~EOS
+          --- a/files/ruby/popen.rb
+          +++ b/files/ruby/popen.rb
+          @@ -6,12 +6,18 @@ module Popen
+
+             def popen(cmd, path=nil)
+               unless cmd.is_a?(Array)
+          -      raise "System commands must be given as an array of strings"
+          +      raise RuntimeError, "System commands must be given as an array of strings"
+               end
+        EOS
+      end
+
+      it 'returns raw diff up to given line index' do
+        allow(diff_file).to receive(:raw_diff) { raw_diff }
+        diff_line = instance_double(Gitlab::Diff::Line, index: 4)
+
+        diff_hunk = <<~EOS
+          @@ -6,12 +6,18 @@ module Popen
+
+             def popen(cmd, path=nil)
+               unless cmd.is_a?(Array)
+          -      raise "System commands must be given as an array of strings"
+          +      raise RuntimeError, "System commands must be given as an array of strings"
+        EOS
+
+        expect(diff_file.diff_hunk(diff_line)).to eq(diff_hunk.strip)
+      end
+    end
+
+    context 'when first line is not a match' do
+      let(:raw_diff) do
+        <<~EOS
+          @@ -1,4 +1,4 @@
+          -Copyright (c) 2011-2017 GitLab B.V.
+          +Copyright (c) 2011-2019 GitLab B.V.
+
+          With regard to the GitLab Software:
+
+          @@ -9,17 +9,21 @@ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+          copies of the Software, and to permit persons to whom the Software is
+          furnished to do so, subject to the following conditions:
+        EOS
+      end
+
+      it 'returns raw diff up to given line index' do
+        allow(diff_file).to receive(:raw_diff) { raw_diff }
+        diff_line = instance_double(Gitlab::Diff::Line, index: 5)
+
+        diff_hunk = <<~EOS
+          -Copyright (c) 2011-2017 GitLab B.V.
+          +Copyright (c) 2011-2019 GitLab B.V.
+
+          With regard to the GitLab Software:
+
+          @@ -9,17 +9,21 @@ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+          copies of the Software, and to permit persons to whom the Software is
+        EOS
+
+        expect(diff_file.diff_hunk(diff_line)).to eq(diff_hunk.strip)
+      end
     end
   end
 end
diff --git a/spec/lib/gitlab/favicon_spec.rb b/spec/lib/gitlab/favicon_spec.rb
new file mode 100644
index 00000000000..68abcb3520a
--- /dev/null
+++ b/spec/lib/gitlab/favicon_spec.rb
@@ -0,0 +1,67 @@
+require 'rails_helper'
+
+RSpec.describe Gitlab::Favicon, :request_store do
+  describe '.main' do
+    it 'defaults to favicon.png' do
+      allow(Rails).to receive(:env).and_return(ActiveSupport::StringInquirer.new('production'))
+      expect(described_class.main).to match_asset_path '/assets/favicon.png'
+    end
+
+    it 'has blue favicon for development' do
+      allow(Rails).to receive(:env).and_return(ActiveSupport::StringInquirer.new('development'))
+      expect(described_class.main).to match_asset_path '/assets/favicon-blue.png'
+    end
+
+    it 'has yellow favicon for canary' do
+      stub_env('CANARY', 'true')
+      expect(described_class.main).to match_asset_path 'favicon-yellow.png'
+    end
+
+    it 'uses the custom favicon if a favicon appearance is present' do
+      create :appearance, favicon: fixture_file_upload('spec/fixtures/dk.png')
+      expect(described_class.main).to match %r{/uploads/-/system/appearance/favicon/\d+/dk.png}
+    end
+
+    context 'asset host' do
+      before do
+        allow(Rails).to receive(:env).and_return(ActiveSupport::StringInquirer.new('production'))
+      end
+
+      it 'returns a relative url when the asset host is not configured' do
+        expect(described_class.main).to match %r{^/assets/favicon-(?:\h+).png$}
+      end
+
+      it 'returns a full url when the asset host is configured' do
+        allow(ActionController::Base).to receive(:asset_host).and_return('http://assets.local')
+        expect(described_class.main).to match %r{^http://localhost/assets/favicon-(?:\h+).png$}
+      end
+    end
+  end
+
+  describe '.status_overlay' do
+    subject { described_class.status_overlay('favicon_status_created') }
+
+    it 'returns the overlay for the status' do
+      expect(subject).to match_asset_path '/assets/ci_favicons/favicon_status_created.png'
+    end
+  end
+
+  describe '.available_status_names' do
+    subject { described_class.available_status_names }
+
+    it 'returns the available status names' do
+      expect(subject).to eq %w(
+        favicon_status_canceled
+        favicon_status_created
+        favicon_status_failed
+        favicon_status_manual
+        favicon_status_not_found
+        favicon_status_pending
+        favicon_status_running
+        favicon_status_skipped
+        favicon_status_success
+        favicon_status_warning
+      )
+    end
+  end
+end
diff --git a/spec/lib/gitlab/file_finder_spec.rb b/spec/lib/gitlab/file_finder_spec.rb
index 07cb10e563e..b49c5817131 100644
--- a/spec/lib/gitlab/file_finder_spec.rb
+++ b/spec/lib/gitlab/file_finder_spec.rb
@@ -3,27 +3,29 @@ require 'spec_helper'
 describe Gitlab::FileFinder do
   describe '#find' do
     let(:project) { create(:project, :public, :repository) }
-    let(:finder) { described_class.new(project, project.default_branch) }
+    subject { described_class.new(project, project.default_branch) }
 
-    it 'finds by name' do
-      results = finder.find('files')
+    it_behaves_like 'file finder' do
+      let(:expected_file_by_name) { 'files/images/wm.svg' }
+      let(:expected_file_by_content) { 'CHANGELOG' }
+    end
+
+    it 'filters by name' do
+      results = subject.find('files filename:wm.svg')
 
-      filename,  blob = results.find { |_, blob| blob.filename == 'files/images/wm.svg' }
-      expect(filename).to eq('files/images/wm.svg')
-      expect(blob).to be_a(Gitlab::SearchResults::FoundBlob)
-      expect(blob.ref).to eq(finder.ref)
-      expect(blob.data).not_to be_empty
+      expect(results.count).to eq(1)
     end
 
-    it 'finds by content' do
-      results = finder.find('files')
+    it 'filters by path' do
+      results = subject.find('white path:images')
+
+      expect(results.count).to eq(1)
+    end
 
-      filename, blob = results.find { |_, blob| blob.filename == 'CHANGELOG' }
+    it 'filters by extension' do
+      results = subject.find('files extension:svg')
 
-      expect(filename).to eq('CHANGELOG')
-      expect(blob).to be_a(Gitlab::SearchResults::FoundBlob)
-      expect(blob.ref).to eq(finder.ref)
-      expect(blob.data).not_to be_empty
+      expect(results.count).to eq(1)
     end
   end
 end
diff --git a/spec/lib/gitlab/git/blame_spec.rb b/spec/lib/gitlab/git/blame_spec.rb
index 793228701cf..ba790b717ae 100644
--- a/spec/lib/gitlab/git/blame_spec.rb
+++ b/spec/lib/gitlab/git/blame_spec.rb
@@ -7,7 +7,7 @@ describe Gitlab::Git::Blame, seed_helper: true do
     Gitlab::Git::Blame.new(repository, SeedRepo::Commit::ID, "CONTRIBUTING.md")
   end
 
-  shared_examples 'blaming a file' do
+  describe 'blaming a file' do
     context "each count" do
       it do
         data = []
@@ -68,12 +68,4 @@ describe Gitlab::Git::Blame, seed_helper: true do
       end
     end
   end
-
-  context 'when Gitaly blame feature is enabled' do
-    it_behaves_like 'blaming a file'
-  end
-
-  context 'when Gitaly blame feature is disabled', :skip_gitaly_mock do
-    it_behaves_like 'blaming a file'
-  end
 end
diff --git a/spec/lib/gitlab/git/blob_spec.rb b/spec/lib/gitlab/git/blob_spec.rb
index 94eaf86ef80..b6061df349d 100644
--- a/spec/lib/gitlab/git/blob_spec.rb
+++ b/spec/lib/gitlab/git/blob_spec.rb
@@ -15,7 +15,7 @@ describe Gitlab::Git::Blob, seed_helper: true do
     end
   end
 
-  shared_examples 'finding blobs' do
+  describe '.find' do
     context 'nil path' do
       let(:blob) { Gitlab::Git::Blob.find(repository, SeedRepo::Commit::ID, nil) }
 
@@ -125,16 +125,6 @@ describe Gitlab::Git::Blob, seed_helper: true do
     end
   end
 
-  describe '.find' do
-    context 'when project_raw_show Gitaly feature is enabled' do
-      it_behaves_like 'finding blobs'
-    end
-
-    context 'when project_raw_show Gitaly feature is disabled', :skip_gitaly_mock do
-      it_behaves_like 'finding blobs'
-    end
-  end
-
   shared_examples 'finding blobs by ID' do
     let(:raw_blob) { Gitlab::Git::Blob.raw(repository, SeedRepo::RubyBlob::ID) }
     let(:bad_blob) { Gitlab::Git::Blob.raw(repository, SeedRepo::BigCommit::ID) }
@@ -149,7 +139,9 @@ describe Gitlab::Git::Blob, seed_helper: true do
       it 'limits the size of a large file' do
         blob_size = Gitlab::Git::Blob::MAX_DATA_DISPLAY_SIZE + 1
         buffer = Array.new(blob_size, 0)
-        rugged_blob = Rugged::Blob.from_buffer(repository.rugged, buffer.join(''))
+        rugged_blob = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          Rugged::Blob.from_buffer(repository.rugged, buffer.join(''))
+        end
         blob = Gitlab::Git::Blob.raw(repository, rugged_blob)
 
         expect(blob.size).to eq(blob_size)
@@ -164,7 +156,9 @@ describe Gitlab::Git::Blob, seed_helper: true do
 
     context 'when sha references a tree' do
       it 'returns nil' do
-        tree = repository.rugged.rev_parse('master^{tree}')
+        tree = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          repository.rugged.rev_parse('master^{tree}')
+        end
 
         blob = Gitlab::Git::Blob.raw(repository, tree.oid)
 
@@ -278,7 +272,11 @@ describe Gitlab::Git::Blob, seed_helper: true do
   end
 
   describe '.batch_lfs_pointers' do
-    let(:tree_object) { repository.rugged.rev_parse('master^{tree}') }
+    let(:tree_object) do
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        repository.rugged.rev_parse('master^{tree}')
+      end
+    end
 
     let(:non_lfs_blob) do
       Gitlab::Git::Blob.find(
diff --git a/spec/lib/gitlab/git/branch_spec.rb b/spec/lib/gitlab/git/branch_spec.rb
index a19155ed5b0..ec1a684cfbc 100644
--- a/spec/lib/gitlab/git/branch_spec.rb
+++ b/spec/lib/gitlab/git/branch_spec.rb
@@ -69,7 +69,9 @@ describe Gitlab::Git::Branch, seed_helper: true do
       Gitlab::Git.committer_hash(email: user.email, name: user.name)
     end
     let(:params) do
-      parents = [repository.rugged.head.target]
+      parents = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        [repository.rugged.head.target]
+      end
       tree = parents.first.tree
 
       {
diff --git a/spec/lib/gitlab/git/commit_spec.rb b/spec/lib/gitlab/git/commit_spec.rb
index 89be8a1b7f2..ee74c2769eb 100644
--- a/spec/lib/gitlab/git/commit_spec.rb
+++ b/spec/lib/gitlab/git/commit_spec.rb
@@ -4,12 +4,15 @@ describe Gitlab::Git::Commit, seed_helper: true do
   let(:repository) { Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '') }
   let(:commit) { described_class.find(repository, SeedRepo::Commit::ID) }
   let(:rugged_commit) do
-    repository.rugged.lookup(SeedRepo::Commit::ID)
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      repository.rugged.lookup(SeedRepo::Commit::ID)
+    end
   end
-
   describe "Commit info" do
     before do
-      repo = Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '').rugged
+      repo = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '').rugged
+      end
 
       @committer = {
         email: 'mike@smith.com',
@@ -58,7 +61,9 @@ describe Gitlab::Git::Commit, seed_helper: true do
 
     after do
       # Erase the new commit so other tests get the original repo
-      repo = Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '').rugged
+      repo = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '').rugged
+      end
       repo.references.update("refs/heads/master", SeedRepo::LastCommit::ID)
     end
   end
@@ -115,7 +120,9 @@ describe Gitlab::Git::Commit, seed_helper: true do
     describe '.find' do
       it "should return first head commit if without params" do
         expect(described_class.last(repository).id).to eq(
-          repository.rugged.head.target.oid
+          Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+            repository.rugged.head.target.oid
+          end
         )
       end
 
@@ -302,7 +309,7 @@ describe Gitlab::Git::Commit, seed_helper: true do
       it { is_expected.not_to include(SeedRepo::FirstCommit::ID) }
     end
 
-    shared_examples '.shas_with_signatures' do
+    describe '.shas_with_signatures' do
       let(:signed_shas) { %w[5937ac0a7beb003549fc5fd26fc247adbce4a52e 570e7b2abdd848b95f2f578043fc23bd6f6fd24d] }
       let(:unsigned_shas) { %w[19e2e9b4ef76b422ce1154af39a91323ccc57434 c642fe9b8b9f28f9225d7ea953fe14e74748d53b] }
       let(:first_signed_shas) { %w[5937ac0a7beb003549fc5fd26fc247adbce4a52e c642fe9b8b9f28f9225d7ea953fe14e74748d53b] }
@@ -323,93 +330,65 @@ describe Gitlab::Git::Commit, seed_helper: true do
       end
     end
 
-    describe '.shas_with_signatures with gitaly on' do
-      it_should_behave_like '.shas_with_signatures'
-    end
-
-    describe '.shas_with_signatures with gitaly disabled', :disable_gitaly do
-      it_should_behave_like '.shas_with_signatures'
-    end
-
     describe '.find_all' do
-      shared_examples 'finding all commits' do
-        it 'should return a return a collection of commits' do
-          commits = described_class.find_all(repository)
-
-          expect(commits).to all( be_a_kind_of(described_class) )
-        end
-
-        context 'max_count' do
-          subject do
-            commits = described_class.find_all(
-              repository,
-              max_count: 50
-            )
+      it 'should return a return a collection of commits' do
+        commits = described_class.find_all(repository)
 
-            commits.map(&:id)
-          end
+        expect(commits).to all( be_a_kind_of(described_class) )
+      end
 
-          it 'has 34 elements' do
-            expect(subject.size).to eq(34)
-          end
+      context 'max_count' do
+        subject do
+          commits = described_class.find_all(
+            repository,
+            max_count: 50
+          )
 
-          it 'includes the expected commits' do
-            expect(subject).to include(
-              SeedRepo::Commit::ID,
-              SeedRepo::Commit::PARENT_ID,
-              SeedRepo::FirstCommit::ID
-            )
-          end
+          commits.map(&:id)
         end
 
-        context 'ref + max_count + skip' do
-          subject do
-            commits = described_class.find_all(
-              repository,
-              ref: 'master',
-              max_count: 50,
-              skip: 1
-            )
-
-            commits.map(&:id)
-          end
-
-          it 'has 24 elements' do
-            expect(subject.size).to eq(24)
-          end
-
-          it 'includes the expected commits' do
-            expect(subject).to include(SeedRepo::Commit::ID, SeedRepo::FirstCommit::ID)
-            expect(subject).not_to include(SeedRepo::LastCommit::ID)
-          end
+        it 'has 34 elements' do
+          expect(subject.size).to eq(34)
         end
-      end
 
-      context 'when Gitaly find_all_commits feature is enabled' do
-        it_behaves_like 'finding all commits'
+        it 'includes the expected commits' do
+          expect(subject).to include(
+            SeedRepo::Commit::ID,
+            SeedRepo::Commit::PARENT_ID,
+            SeedRepo::FirstCommit::ID
+          )
+        end
       end
 
-      context 'when Gitaly find_all_commits feature is disabled', :skip_gitaly_mock do
-        it_behaves_like 'finding all commits'
-
-        context 'while applying a sort order based on the `order` option' do
-          it "allows ordering topologically (no parents shown before their children)" do
-            expect_any_instance_of(Rugged::Walker).to receive(:sorting).with(Rugged::SORT_TOPO)
+      context 'ref + max_count + skip' do
+        subject do
+          commits = described_class.find_all(
+            repository,
+            ref: 'master',
+            max_count: 50,
+            skip: 1
+          )
 
-            described_class.find_all(repository, order: :topo)
-          end
+          commits.map(&:id)
+        end
 
-          it "allows ordering by date" do
-            expect_any_instance_of(Rugged::Walker).to receive(:sorting).with(Rugged::SORT_DATE | Rugged::SORT_TOPO)
+        it 'has 24 elements' do
+          expect(subject.size).to eq(24)
+        end
 
-            described_class.find_all(repository, order: :date)
-          end
+        it 'includes the expected commits' do
+          expect(subject).to include(SeedRepo::Commit::ID, SeedRepo::FirstCommit::ID)
+          expect(subject).not_to include(SeedRepo::LastCommit::ID)
+        end
+      end
+    end
 
-          it "applies no sorting by default" do
-            expect_any_instance_of(Rugged::Walker).to receive(:sorting).with(Rugged::SORT_NONE)
+    describe '#batch_by_oid' do
+      context 'when oids is empty' do
+        it 'makes no Gitaly request' do
+          expect(Gitlab::GitalyClient).not_to receive(:call)
 
-            described_class.find_all(repository)
-          end
+          described_class.batch_by_oid(repository, [])
         end
       end
     end
@@ -481,7 +460,7 @@ describe Gitlab::Git::Commit, seed_helper: true do
     end
 
     describe '.extract_signature_lazily' do
-      shared_examples 'loading signatures in batch once' do
+      describe 'loading signatures in batch once' do
         it 'fetches signatures in batch once' do
           commit_ids = %w[0b4bc9a49b562e85de7cc9e834518ea6828729b9 4b4918a572fa86f9771e5ba40fbd48e1eb03e2c6]
           signatures = commit_ids.map do |commit_id|
@@ -499,27 +478,13 @@ describe Gitlab::Git::Commit, seed_helper: true do
 
       subject { described_class.extract_signature_lazily(repository, commit_id).itself }
 
-      context 'with Gitaly extract_commit_signature_in_batch feature enabled' do
-        it_behaves_like 'extracting commit signature'
-        it_behaves_like 'loading signatures in batch once'
-      end
-
-      context 'with Gitaly extract_commit_signature_in_batch feature disabled', :disable_gitaly do
-        it_behaves_like 'extracting commit signature'
-        it_behaves_like 'loading signatures in batch once'
-      end
+      it_behaves_like 'extracting commit signature'
     end
 
     describe '.extract_signature' do
       subject { described_class.extract_signature(repository, commit_id) }
 
-      context 'with gitaly' do
-        it_behaves_like 'extracting commit signature'
-      end
-
-      context 'without gitaly', :disable_gitaly do
-        it_behaves_like 'extracting commit signature'
-      end
+      it_behaves_like 'extracting commit signature'
     end
   end
 
diff --git a/spec/lib/gitlab/git/committer_with_hooks_spec.rb b/spec/lib/gitlab/git/committer_with_hooks_spec.rb
index 267056b96e6..2100690f873 100644
--- a/spec/lib/gitlab/git/committer_with_hooks_spec.rb
+++ b/spec/lib/gitlab/git/committer_with_hooks_spec.rb
@@ -1,154 +1,156 @@
 require 'spec_helper'
 
 describe Gitlab::Git::CommitterWithHooks, seed_helper: true do
-  shared_examples 'calling wiki hooks' do
-    let(:project) { create(:project) }
-    let(:user) { project.owner }
-    let(:project_wiki) { ProjectWiki.new(project, user) }
-    let(:wiki) { project_wiki.wiki }
-    let(:options) do
-      {
-        id: user.id,
-        username: user.username,
-        name: user.name,
-        email: user.email,
-        message: 'commit message'
-      }
-    end
-
-    subject { described_class.new(wiki, options) }
+  # TODO https://gitlab.com/gitlab-org/gitaly/issues/1234
+  skip 'needs to be moved to gitaly-ruby test suite' do
+    shared_examples 'calling wiki hooks' do
+      let(:project) { create(:project) }
+      let(:user) { project.owner }
+      let(:project_wiki) { ProjectWiki.new(project, user) }
+      let(:wiki) { project_wiki.wiki }
+      let(:options) do
+        {
+          id: user.id,
+          username: user.username,
+          name: user.name,
+          email: user.email,
+          message: 'commit message'
+        }
+      end
 
-    before do
-      project_wiki.create_page('home', 'test content')
-    end
+      subject { described_class.new(wiki, options) }
 
-    shared_examples 'failing pre-receive hook' do
       before do
-        expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('pre-receive').and_return([false, ''])
-        expect_any_instance_of(Gitlab::Git::HooksService).not_to receive(:run_hook).with('update')
-        expect_any_instance_of(Gitlab::Git::HooksService).not_to receive(:run_hook).with('post-receive')
+        project_wiki.create_page('home', 'test content')
       end
 
-      it 'raises exception' do
-        expect { subject.commit }.to raise_error(Gitlab::Git::Wiki::OperationError)
-      end
+      shared_examples 'failing pre-receive hook' do
+        before do
+          expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('pre-receive').and_return([false, ''])
+          expect_any_instance_of(Gitlab::Git::HooksService).not_to receive(:run_hook).with('update')
+          expect_any_instance_of(Gitlab::Git::HooksService).not_to receive(:run_hook).with('post-receive')
+        end
 
-      it 'does not create a new commit inside the repository' do
-        current_rev = find_current_rev
+        it 'raises exception' do
+          expect { subject.commit }.to raise_error(Gitlab::Git::Wiki::OperationError)
+        end
 
-        expect { subject.commit }.to raise_error(Gitlab::Git::Wiki::OperationError)
+        it 'does not create a new commit inside the repository' do
+          current_rev = find_current_rev
 
-        expect(current_rev).to eq find_current_rev
-      end
-    end
+          expect { subject.commit }.to raise_error(Gitlab::Git::Wiki::OperationError)
 
-    shared_examples 'failing update hook' do
-      before do
-        expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('pre-receive').and_return([true, ''])
-        expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('update').and_return([false, ''])
-        expect_any_instance_of(Gitlab::Git::HooksService).not_to receive(:run_hook).with('post-receive')
+          expect(current_rev).to eq find_current_rev
+        end
       end
 
-      it 'raises exception' do
-        expect { subject.commit }.to raise_error(Gitlab::Git::Wiki::OperationError)
-      end
+      shared_examples 'failing update hook' do
+        before do
+          expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('pre-receive').and_return([true, ''])
+          expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('update').and_return([false, ''])
+          expect_any_instance_of(Gitlab::Git::HooksService).not_to receive(:run_hook).with('post-receive')
+        end
 
-      it 'does not create a new commit inside the repository' do
-        current_rev = find_current_rev
+        it 'raises exception' do
+          expect { subject.commit }.to raise_error(Gitlab::Git::Wiki::OperationError)
+        end
 
-        expect { subject.commit }.to raise_error(Gitlab::Git::Wiki::OperationError)
+        it 'does not create a new commit inside the repository' do
+          current_rev = find_current_rev
 
-        expect(current_rev).to eq find_current_rev
-      end
-    end
+          expect { subject.commit }.to raise_error(Gitlab::Git::Wiki::OperationError)
 
-    shared_examples 'failing post-receive hook' do
-      before do
-        expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('pre-receive').and_return([true, ''])
-        expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('update').and_return([true, ''])
-        expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('post-receive').and_return([false, ''])
+          expect(current_rev).to eq find_current_rev
+        end
       end
 
-      it 'does not raise exception' do
-        expect { subject.commit }.not_to raise_error
-      end
+      shared_examples 'failing post-receive hook' do
+        before do
+          expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('pre-receive').and_return([true, ''])
+          expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('update').and_return([true, ''])
+          expect_any_instance_of(Gitlab::Git::HooksService).to receive(:run_hook).with('post-receive').and_return([false, ''])
+        end
+
+        it 'does not raise exception' do
+          expect { subject.commit }.not_to raise_error
+        end
 
-      it 'creates the commit' do
-        current_rev = find_current_rev
+        it 'creates the commit' do
+          current_rev = find_current_rev
 
-        subject.commit
+          subject.commit
 
-        expect(current_rev).not_to eq find_current_rev
+          expect(current_rev).not_to eq find_current_rev
+        end
       end
-    end
 
-    shared_examples 'when hooks call succceeds' do
-      let(:hook) { double(:hook) }
+      shared_examples 'when hooks call succceeds' do
+        let(:hook) { double(:hook) }
 
-      it 'calls the three hooks' do
-        expect(Gitlab::Git::Hook).to receive(:new).exactly(3).times.and_return(hook)
-        expect(hook).to receive(:trigger).exactly(3).times.and_return([true, nil])
+        it 'calls the three hooks' do
+          expect(Gitlab::Git::Hook).to receive(:new).exactly(3).times.and_return(hook)
+          expect(hook).to receive(:trigger).exactly(3).times.and_return([true, nil])
 
-        subject.commit
-      end
+          subject.commit
+        end
 
-      it 'creates the commit' do
-        current_rev = find_current_rev
+        it 'creates the commit' do
+          current_rev = find_current_rev
 
-        subject.commit
+          subject.commit
 
-        expect(current_rev).not_to eq find_current_rev
+          expect(current_rev).not_to eq find_current_rev
+        end
       end
-    end
 
-    context 'when creating a page' do
-      before do
-        project_wiki.create_page('index', 'test content')
+      context 'when creating a page' do
+        before do
+          project_wiki.create_page('index', 'test content')
+        end
+
+        it_behaves_like 'failing pre-receive hook'
+        it_behaves_like 'failing update hook'
+        it_behaves_like 'failing post-receive hook'
+        it_behaves_like 'when hooks call succceeds'
       end
 
-      it_behaves_like 'failing pre-receive hook'
-      it_behaves_like 'failing update hook'
-      it_behaves_like 'failing post-receive hook'
-      it_behaves_like 'when hooks call succceeds'
-    end
+      context 'when updating a page' do
+        before do
+          project_wiki.update_page(find_page('home'), content: 'some other content', format: :markdown)
+        end
 
-    context 'when updating a page' do
-      before do
-        project_wiki.update_page(find_page('home'), content: 'some other content', format: :markdown)
+        it_behaves_like 'failing pre-receive hook'
+        it_behaves_like 'failing update hook'
+        it_behaves_like 'failing post-receive hook'
+        it_behaves_like 'when hooks call succceeds'
       end
 
-      it_behaves_like 'failing pre-receive hook'
-      it_behaves_like 'failing update hook'
-      it_behaves_like 'failing post-receive hook'
-      it_behaves_like 'when hooks call succceeds'
-    end
+      context 'when deleting a page' do
+        before do
+          project_wiki.delete_page(find_page('home'))
+        end
 
-    context 'when deleting a page' do
-      before do
-        project_wiki.delete_page(find_page('home'))
+        it_behaves_like 'failing pre-receive hook'
+        it_behaves_like 'failing update hook'
+        it_behaves_like 'failing post-receive hook'
+        it_behaves_like 'when hooks call succceeds'
       end
 
-      it_behaves_like 'failing pre-receive hook'
-      it_behaves_like 'failing update hook'
-      it_behaves_like 'failing post-receive hook'
-      it_behaves_like 'when hooks call succceeds'
-    end
+      def find_current_rev
+        wiki.gollum_wiki.repo.commits.first&.sha
+      end
 
-    def find_current_rev
-      wiki.gollum_wiki.repo.commits.first&.sha
+      def find_page(name)
+        wiki.page(title: name)
+      end
     end
 
-    def find_page(name)
-      wiki.page(title: name)
+    context 'when Gitaly is enabled' do
+      it_behaves_like 'calling wiki hooks'
     end
-  end
-
-  # TODO: Uncomment once Gitaly updates the ruby vendor code
-  # context 'when Gitaly is enabled' do
-  #   it_behaves_like 'calling wiki hooks'
-  # end
 
-  context 'when Gitaly is disabled', :skip_gitaly_mock do
-    it_behaves_like 'calling wiki hooks'
+    context 'when Gitaly is disabled', :disable_gitaly do
+      it_behaves_like 'calling wiki hooks'
+    end
   end
 end
diff --git a/spec/lib/gitlab/git/diff_spec.rb b/spec/lib/gitlab/git/diff_spec.rb
index 4a7b06003fc..3bb0b5be15b 100644
--- a/spec/lib/gitlab/git/diff_spec.rb
+++ b/spec/lib/gitlab/git/diff_spec.rb
@@ -27,8 +27,10 @@ EOT
       too_large: false
     }
 
-    @rugged_diff = repository.rugged.diff("5937ac0a7beb003549fc5fd26fc247adbce4a52e^", "5937ac0a7beb003549fc5fd26fc247adbce4a52e", paths:
-                                          [".gitmodules"]).patches.first
+    @rugged_diff = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      repository.rugged.diff("5937ac0a7beb003549fc5fd26fc247adbce4a52e^", "5937ac0a7beb003549fc5fd26fc247adbce4a52e", paths:
+                                              [".gitmodules"]).patches.first
+    end
   end
 
   describe '.new' do
diff --git a/spec/lib/gitlab/git/gitlab_projects_spec.rb b/spec/lib/gitlab/git/gitlab_projects_spec.rb
index 8b715d717c1..f5d8503c30c 100644
--- a/spec/lib/gitlab/git/gitlab_projects_spec.rb
+++ b/spec/lib/gitlab/git/gitlab_projects_spec.rb
@@ -5,6 +5,13 @@ describe Gitlab::Git::GitlabProjects do
     TestEnv.clean_test_path
   end
 
+  around do |example|
+    # TODO move this spec to gitaly-ruby. GitlabProjects is not used in gitlab-ce
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      example.run
+    end
+  end
+
   let(:project) { create(:project, :repository) }
 
   if $VERBOSE
@@ -190,36 +197,30 @@ describe Gitlab::Git::GitlabProjects do
       end
     end
 
-    context 'when Gitaly import_repository feature is enabled' do
-      it_behaves_like 'importing repository'
-    end
+    describe 'logging' do
+      it 'imports a repo' do
+        message = "Importing project from <#{import_url}> to <#{tmp_repo_path}>."
+        expect(logger).to receive(:info).with(message)
 
-    context 'when Gitaly import_repository feature is disabled', :disable_gitaly do
-      describe 'logging' do
-        it 'imports a repo' do
-          message = "Importing project from <#{import_url}> to <#{tmp_repo_path}>."
-          expect(logger).to receive(:info).with(message)
-
-          subject
-        end
+        subject
       end
+    end
 
-      context 'timeout' do
-        it 'does not import a repo' do
-          stub_spawn_timeout(cmd, timeout, nil)
+    context 'timeout' do
+      it 'does not import a repo' do
+        stub_spawn_timeout(cmd, timeout, nil)
 
-          message = "Importing project from <#{import_url}> to <#{tmp_repo_path}> failed."
-          expect(logger).to receive(:error).with(message)
+        message = "Importing project from <#{import_url}> to <#{tmp_repo_path}> failed."
+        expect(logger).to receive(:error).with(message)
 
-          is_expected.to be_falsy
+        is_expected.to be_falsy
 
-          expect(gl_projects.output).to eq("Timed out\n")
-          expect(File.exist?(File.join(tmp_repo_path, 'HEAD'))).to be_falsy
-        end
+        expect(gl_projects.output).to eq("Timed out\n")
+        expect(File.exist?(File.join(tmp_repo_path, 'HEAD'))).to be_falsy
       end
-
-      it_behaves_like 'importing repository'
     end
+
+    it_behaves_like 'importing repository'
   end
 
   describe '#fork_repository' do
@@ -232,9 +233,6 @@ describe Gitlab::Git::GitlabProjects do
 
     before do
       FileUtils.mkdir_p(dest_repos_path)
-
-      # Undo spec_helper stub that deletes hooks
-      allow_any_instance_of(described_class).to receive(:fork_repository).and_call_original
     end
 
     after do
@@ -258,51 +256,45 @@ describe Gitlab::Git::GitlabProjects do
       end
     end
 
-    context 'when Gitaly fork_repository feature is enabled' do
-      it_behaves_like 'forking a repository'
-    end
-
-    context 'when Gitaly fork_repository feature is disabled', :disable_gitaly do
-      it_behaves_like 'forking a repository'
+    it_behaves_like 'forking a repository'
 
-      # We seem to be stuck to having only one working Gitaly storage in tests, changing
-      # that is not very straight-forward so I'm leaving this test here for now till
-      # https://gitlab.com/gitlab-org/gitlab-ce/issues/41393 is fixed.
-      context 'different storages' do
-        let(:dest_repos) { 'alternative' }
-        let(:dest_repos_path) { File.join(File.dirname(tmp_repos_path), dest_repos) }
+    # We seem to be stuck to having only one working Gitaly storage in tests, changing
+    # that is not very straight-forward so I'm leaving this test here for now till
+    # https://gitlab.com/gitlab-org/gitlab-ce/issues/41393 is fixed.
+    context 'different storages' do
+      let(:dest_repos) { 'alternative' }
+      let(:dest_repos_path) { File.join(File.dirname(tmp_repos_path), dest_repos) }
 
-        before do
-          stub_storage_settings(dest_repos => { 'path' => dest_repos_path })
-        end
+      before do
+        stub_storage_settings(dest_repos => { 'path' => dest_repos_path })
+      end
 
-        it 'forks the repo' do
-          is_expected.to be_truthy
+      it 'forks the repo' do
+        is_expected.to be_truthy
 
-          expect(File.exist?(dest_repo)).to be_truthy
-          expect(File.exist?(File.join(dest_repo, 'hooks', 'pre-receive'))).to be_truthy
-          expect(File.exist?(File.join(dest_repo, 'hooks', 'post-receive'))).to be_truthy
-        end
+        expect(File.exist?(dest_repo)).to be_truthy
+        expect(File.exist?(File.join(dest_repo, 'hooks', 'pre-receive'))).to be_truthy
+        expect(File.exist?(File.join(dest_repo, 'hooks', 'post-receive'))).to be_truthy
       end
+    end
 
-      describe 'log messages' do
-        describe 'successful fork' do
-          it do
-            message = "Forking repository from <#{tmp_repo_path}> to <#{dest_repo}>."
-            expect(logger).to receive(:info).with(message)
+    describe 'log messages' do
+      describe 'successful fork' do
+        it do
+          message = "Forking repository from <#{tmp_repo_path}> to <#{dest_repo}>."
+          expect(logger).to receive(:info).with(message)
 
-            subject
-          end
+          subject
         end
+      end
 
-        describe 'failed fork due existing destination' do
-          it do
-            FileUtils.mkdir_p(dest_repo)
-            message = "fork-repository failed: destination repository <#{dest_repo}> already exists."
-            expect(logger).to receive(:error).with(message)
+      describe 'failed fork due existing destination' do
+        it do
+          FileUtils.mkdir_p(dest_repo)
+          message = "fork-repository failed: destination repository <#{dest_repo}> already exists."
+          expect(logger).to receive(:error).with(message)
 
-            subject
-          end
+          subject
         end
       end
     end
diff --git a/spec/lib/gitlab/git/hook_spec.rb b/spec/lib/gitlab/git/hook_spec.rb
index 2fe1f5603ce..a45c8510b15 100644
--- a/spec/lib/gitlab/git/hook_spec.rb
+++ b/spec/lib/gitlab/git/hook_spec.rb
@@ -8,25 +8,39 @@ describe Gitlab::Git::Hook do
     allow_any_instance_of(described_class).to receive(:trigger).and_call_original
   end
 
+  around do |example|
+    # TODO move hook tests to gitaly-ruby. Hook will disappear from gitlab-ce
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      example.run
+    end
+  end
+
   describe "#trigger" do
-    let(:project) { create(:project, :repository) }
+    set(:project) { create(:project, :repository) }
     let(:repository) { project.repository.raw_repository }
     let(:repo_path) { repository.path }
+    let(:hooks_dir) { File.join(repo_path, 'hooks') }
     let(:user) { create(:user) }
     let(:gl_id) { Gitlab::GlId.gl_id(user) }
     let(:gl_username) { user.username }
 
     def create_hook(name)
-      FileUtils.mkdir_p(File.join(repo_path, 'hooks'))
-      File.open(File.join(repo_path, 'hooks', name), 'w', 0755) do |f|
-        f.write('exit 0')
+      FileUtils.mkdir_p(hooks_dir)
+      hook_path = File.join(hooks_dir, name)
+      File.open(hook_path, 'w', 0755) do |f|
+        f.write(<<~HOOK)
+          #!/bin/sh
+          exit 0
+        HOOK
       end
     end
 
     def create_failing_hook(name)
-      FileUtils.mkdir_p(File.join(repo_path, 'hooks'))
-      File.open(File.join(repo_path, 'hooks', name), 'w', 0755) do |f|
-        f.write(<<-HOOK)
+      FileUtils.mkdir_p(hooks_dir)
+      hook_path = File.join(hooks_dir, name)
+      File.open(hook_path, 'w', 0755) do |f|
+        f.write(<<~HOOK)
+          #!/bin/sh
           echo 'regular message from the hook'
           echo 'error message from the hook' 1>&2
           echo 'error message from the hook line 2' 1>&2
@@ -38,7 +52,7 @@ describe Gitlab::Git::Hook do
     ['pre-receive', 'post-receive', 'update'].each do |hook_name|
       context "when triggering a #{hook_name} hook" do
         context "when the hook is successful" do
-          let(:hook_path) { File.join(repo_path, 'hooks', hook_name) }
+          let(:hook_path) { File.join(hooks_dir, hook_name) }
           let(:gl_repository) { Gitlab::GlRepository.gl_repository(project, false) }
           let(:env) do
             {
@@ -76,7 +90,7 @@ describe Gitlab::Git::Hook do
 
             status, errors = hook.trigger(gl_id, gl_username, blank, blank, ref)
             expect(status).to be false
-            expect(errors).to eq("error message from the hook<br>error message from the hook line 2<br>")
+            expect(errors).to eq("error message from the hook\nerror message from the hook line 2\n")
           end
         end
       end
diff --git a/spec/lib/gitlab/git/hooks_service_spec.rb b/spec/lib/gitlab/git/hooks_service_spec.rb
index 3ed3feb4c74..9337aa39e13 100644
--- a/spec/lib/gitlab/git/hooks_service_spec.rb
+++ b/spec/lib/gitlab/git/hooks_service_spec.rb
@@ -26,24 +26,24 @@ describe Gitlab::Git::HooksService, seed_helper: true do
 
     context 'when pre-receive hook failed' do
       it 'does not call post-receive hook' do
-        expect(service).to receive(:run_hook).with('pre-receive').and_return([false, ''])
+        expect(service).to receive(:run_hook).with('pre-receive').and_return([false, 'hello world'])
         expect(service).not_to receive(:run_hook).with('post-receive')
 
         expect do
           service.execute(user, repository, blankrev, newrev, ref)
-        end.to raise_error(Gitlab::Git::HooksService::PreReceiveError)
+        end.to raise_error(Gitlab::Git::PreReceiveError, 'hello world')
       end
     end
 
     context 'when update hook failed' do
       it 'does not call post-receive hook' do
         expect(service).to receive(:run_hook).with('pre-receive').and_return([true, nil])
-        expect(service).to receive(:run_hook).with('update').and_return([false, ''])
+        expect(service).to receive(:run_hook).with('update').and_return([false, 'hello world'])
         expect(service).not_to receive(:run_hook).with('post-receive')
 
         expect do
           service.execute(user, repository, blankrev, newrev, ref)
-        end.to raise_error(Gitlab::Git::HooksService::PreReceiveError)
+        end.to raise_error(Gitlab::Git::PreReceiveError, 'hello world')
       end
     end
   end
diff --git a/spec/lib/gitlab/git/index_spec.rb b/spec/lib/gitlab/git/index_spec.rb
index 73fbc6a6afa..16e6bd35449 100644
--- a/spec/lib/gitlab/git/index_spec.rb
+++ b/spec/lib/gitlab/git/index_spec.rb
@@ -8,6 +8,13 @@ describe Gitlab::Git::Index, seed_helper: true do
     index.read_tree(repository.lookup('master').tree)
   end
 
+  around do |example|
+    # TODO move these specs to gitaly-ruby. The Index class will disappear from gitlab-ce
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      example.run
+    end
+  end
+
   describe '#create' do
     let(:options) do
       {
diff --git a/spec/lib/gitlab/git/lfs_changes_spec.rb b/spec/lib/gitlab/git/lfs_changes_spec.rb
index d0dd8c6303f..c5e7ab959b2 100644
--- a/spec/lib/gitlab/git/lfs_changes_spec.rb
+++ b/spec/lib/gitlab/git/lfs_changes_spec.rb
@@ -1,50 +1,19 @@
 require 'spec_helper'
 
 describe Gitlab::Git::LfsChanges do
-  let(:project) { create(:project, :repository) }
+  set(:project) { create(:project, :repository) }
   let(:newrev) { '54fcc214b94e78d7a41a9a8fe6d87a5e59500e51' }
   let(:blob_object_id) { '0c304a93cb8430108629bbbcaa27db3343299bc0' }
 
   subject { described_class.new(project.repository, newrev) }
 
   describe '#new_pointers' do
-    shared_examples 'new pointers' do
-      it 'filters new objects to find lfs pointers' do
-        expect(subject.new_pointers(not_in: []).first.id).to eq(blob_object_id)
-      end
-
-      it 'limits new_objects using object_limit' do
-        expect(subject.new_pointers(object_limit: 1)).to eq([])
-      end
-    end
-
-    context 'with gitaly enabled' do
-      it_behaves_like 'new pointers'
+    it 'filters new objects to find lfs pointers' do
+      expect(subject.new_pointers(not_in: []).first.id).to eq(blob_object_id)
     end
 
-    context 'with gitaly disabled', :skip_gitaly_mock do
-      it_behaves_like 'new pointers'
-
-      it 'uses rev-list to find new objects' do
-        rev_list = double
-        allow(Gitlab::Git::RevList).to receive(:new).and_return(rev_list)
-
-        expect(rev_list).to receive(:new_objects).and_return([])
-
-        subject.new_pointers
-      end
-    end
-  end
-
-  describe '#all_pointers', :skip_gitaly_mock do
-    it 'uses rev-list to find all objects' do
-      rev_list = double
-      allow(Gitlab::Git::RevList).to receive(:new).and_return(rev_list)
-      allow(rev_list).to receive(:all_objects).and_yield([blob_object_id])
-
-      expect(Gitlab::Git::Blob).to receive(:batch_lfs_pointers).with(project.repository, [blob_object_id])
-
-      subject.all_pointers
+    it 'limits new_objects using object_limit' do
+      expect(subject.new_pointers(object_limit: 1)).to eq([])
     end
   end
 end
diff --git a/spec/lib/gitlab/git/pre_receive_error_spec.rb b/spec/lib/gitlab/git/pre_receive_error_spec.rb
new file mode 100644
index 00000000000..1b8be62dec6
--- /dev/null
+++ b/spec/lib/gitlab/git/pre_receive_error_spec.rb
@@ -0,0 +1,9 @@
+require 'spec_helper'
+
+describe Gitlab::Git::PreReceiveError do
+  it 'makes its message HTML-friendly' do
+    ex = described_class.new("hello\nworld\n")
+
+    expect(ex.message).to eq('hello<br>world<br>')
+  end
+end
diff --git a/spec/lib/gitlab/git/repository_spec.rb b/spec/lib/gitlab/git/repository_spec.rb
index 7a9621d9c78..615faa4e7c9 100644
--- a/spec/lib/gitlab/git/repository_spec.rb
+++ b/spec/lib/gitlab/git/repository_spec.rb
@@ -77,17 +77,6 @@ describe Gitlab::Git::Repository, seed_helper: true do
   end
 
   describe '#root_ref' do
-    context 'with gitaly disabled' do
-      before do
-        allow(Gitlab::GitalyClient).to receive(:feature_enabled?).and_return(false)
-      end
-
-      it 'calls #discover_default_branch' do
-        expect(repository).to receive(:discover_default_branch)
-        repository.root_ref
-      end
-    end
-
     it 'returns UTF-8' do
       expect(repository.root_ref).to be_utf8
     end
@@ -153,45 +142,6 @@ describe Gitlab::Git::Repository, seed_helper: true do
     end
   end
 
-  describe "#discover_default_branch" do
-    let(:master) { 'master' }
-    let(:feature) { 'feature' }
-    let(:feature2) { 'feature2' }
-
-    around do |example|
-      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
-        example.run
-      end
-    end
-
-    it "returns 'master' when master exists" do
-      expect(repository).to receive(:branch_names).at_least(:once).and_return([feature, master])
-      expect(repository.discover_default_branch).to eq('master')
-    end
-
-    it "returns non-master when master exists but default branch is set to something else" do
-      File.write(File.join(repository_path, 'HEAD'), 'ref: refs/heads/feature')
-      expect(repository).to receive(:branch_names).at_least(:once).and_return([feature, master])
-      expect(repository.discover_default_branch).to eq('feature')
-      File.write(File.join(repository_path, 'HEAD'), 'ref: refs/heads/master')
-    end
-
-    it "returns a non-master branch when only one exists" do
-      expect(repository).to receive(:branch_names).at_least(:once).and_return([feature])
-      expect(repository.discover_default_branch).to eq('feature')
-    end
-
-    it "returns a non-master branch when more than one exists and master does not" do
-      expect(repository).to receive(:branch_names).at_least(:once).and_return([feature, feature2])
-      expect(repository.discover_default_branch).to eq('feature')
-    end
-
-    it "returns nil when no branch exists" do
-      expect(repository).to receive(:branch_names).at_least(:once).and_return([])
-      expect(repository.discover_default_branch).to be_nil
-    end
-  end
-
   describe '#branch_names' do
     subject { repository.branch_names }
 
@@ -255,7 +205,7 @@ describe Gitlab::Git::Repository, seed_helper: true do
     let(:expected_path) { File.join(storage_path, cache_key, expected_filename) }
     let(:expected_prefix) { "gitlab-git-test-#{ref}-#{SeedRepo::LastCommit::ID}" }
 
-    subject(:metadata) { repository.archive_metadata(ref, storage_path, format, append_sha: append_sha) }
+    subject(:metadata) { repository.archive_metadata(ref, storage_path, 'gitlab-git-test', format, append_sha: append_sha) }
 
     it 'sets CommitId to the commit SHA' do
       expect(metadata['CommitId']).to eq(SeedRepo::LastCommit::ID)
@@ -373,6 +323,7 @@ describe Gitlab::Git::Repository, seed_helper: true do
 
   context '#submodules' do
     around do |example|
+      # TODO #submodules will be removed, has been migrated to gitaly
       Gitlab::GitalyClient::StorageSettings.allow_disk_access do
         example.run
       end
@@ -474,7 +425,7 @@ describe Gitlab::Git::Repository, seed_helper: true do
   end
 
   describe '#has_local_branches?' do
-    shared_examples 'check for local branches' do
+    context 'check for local branches' do
       it { expect(repository.has_local_branches?).to eq(true) }
 
       context 'mutable' do
@@ -508,14 +459,6 @@ describe Gitlab::Git::Repository, seed_helper: true do
         end
       end
     end
-
-    context 'with gitaly' do
-      it_behaves_like 'check for local branches'
-    end
-
-    context 'without gitaly', :skip_gitaly_mock do
-      it_behaves_like 'check for local branches'
-    end
   end
 
   describe "#delete_branch" do
@@ -1053,45 +996,6 @@ describe Gitlab::Git::Repository, seed_helper: true do
     end
   end
 
-  describe "#rugged_commits_between" do
-    around do |example|
-      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
-        example.run
-      end
-    end
-
-    context 'two SHAs' do
-      let(:first_sha) { 'b0e52af38d7ea43cf41d8a6f2471351ac036d6c9' }
-      let(:second_sha) { '0e50ec4d3c7ce42ab74dda1d422cb2cbffe1e326' }
-
-      it 'returns the number of commits between' do
-        expect(repository.rugged_commits_between(first_sha, second_sha).count).to eq(3)
-      end
-    end
-
-    context 'SHA and master branch' do
-      let(:sha) { 'b0e52af38d7ea43cf41d8a6f2471351ac036d6c9' }
-      let(:branch) { 'master' }
-
-      it 'returns the number of commits between a sha and a branch' do
-        expect(repository.rugged_commits_between(sha, branch).count).to eq(5)
-      end
-
-      it 'returns the number of commits between a branch and a sha' do
-        expect(repository.rugged_commits_between(branch, sha).count).to eq(0) # sha is before branch
-      end
-    end
-
-    context 'two branches' do
-      let(:first_branch) { 'feature' }
-      let(:second_branch) { 'master' }
-
-      it 'returns the number of commits between' do
-        expect(repository.rugged_commits_between(first_branch, second_branch).count).to eq(17)
-      end
-    end
-  end
-
   describe '#count_commits_between' do
     subject { repository.count_commits_between('feature', 'master') }
 
@@ -1099,50 +1003,40 @@ describe Gitlab::Git::Repository, seed_helper: true do
   end
 
   describe '#raw_changes_between' do
-    shared_examples 'raw changes' do
-      let(:old_rev) { }
-      let(:new_rev) { }
-      let(:changes) { repository.raw_changes_between(old_rev, new_rev) }
+    let(:old_rev) { }
+    let(:new_rev) { }
+    let(:changes) { repository.raw_changes_between(old_rev, new_rev) }
 
-      context 'initial commit' do
-        let(:old_rev) { Gitlab::Git::BLANK_SHA }
-        let(:new_rev) { '1a0b36b3cdad1d2ee32457c102a8c0b7056fa863' }
+    context 'initial commit' do
+      let(:old_rev) { Gitlab::Git::BLANK_SHA }
+      let(:new_rev) { '1a0b36b3cdad1d2ee32457c102a8c0b7056fa863' }
 
-        it 'returns the changes' do
-          expect(changes).to be_present
-          expect(changes.size).to eq(3)
-        end
-      end
-
-      context 'with an invalid rev' do
-        let(:old_rev) { 'foo' }
-        let(:new_rev) { 'bar' }
-
-        it 'returns an error' do
-          expect { changes }.to raise_error(Gitlab::Git::Repository::GitError)
-        end
+      it 'returns the changes' do
+        expect(changes).to be_present
+        expect(changes.size).to eq(3)
       end
+    end
 
-      context 'with valid revs' do
-        let(:old_rev) { 'fa1b1e6c004a68b7d8763b86455da9e6b23e36d6' }
-        let(:new_rev) { '4b4918a572fa86f9771e5ba40fbd48e1eb03e2c6' }
+    context 'with an invalid rev' do
+      let(:old_rev) { 'foo' }
+      let(:new_rev) { 'bar' }
 
-        it 'returns the changes' do
-          expect(changes.size).to eq(9)
-          expect(changes.first.operation).to eq(:modified)
-          expect(changes.first.new_path).to eq('.gitmodules')
-          expect(changes.last.operation).to eq(:added)
-          expect(changes.last.new_path).to eq('files/lfs/picture-invalid.png')
-        end
+      it 'returns an error' do
+        expect { changes }.to raise_error(Gitlab::Git::Repository::GitError)
       end
     end
 
-    context 'when gitaly is enabled' do
-      it_behaves_like 'raw changes'
-    end
+    context 'with valid revs' do
+      let(:old_rev) { 'fa1b1e6c004a68b7d8763b86455da9e6b23e36d6' }
+      let(:new_rev) { '4b4918a572fa86f9771e5ba40fbd48e1eb03e2c6' }
 
-    context 'when gitaly is disabled', :disable_gitaly do
-      it_behaves_like 'raw changes'
+      it 'returns the changes' do
+        expect(changes.size).to eq(9)
+        expect(changes.first.operation).to eq(:modified)
+        expect(changes.first.new_path).to eq('.gitmodules')
+        expect(changes.last.operation).to eq(:added)
+        expect(changes.last.new_path).to eq('files/lfs/picture-invalid.png')
+      end
     end
   end
 
@@ -1170,7 +1064,7 @@ describe Gitlab::Git::Repository, seed_helper: true do
   end
 
   describe '#count_commits' do
-    shared_examples 'extended commit counting' do
+    describe 'extended commit counting' do
       context 'with after timestamp' do
         it 'returns the number of commits after timestamp' do
           options = { ref: 'master', after: Time.iso8601('2013-03-03T20:15:01+00:00') }
@@ -1255,14 +1149,6 @@ describe Gitlab::Git::Repository, seed_helper: true do
         end
       end
     end
-
-    context 'when Gitaly count_commits feature is enabled' do
-      it_behaves_like 'extended commit counting'
-    end
-
-    context 'when Gitaly count_commits feature is disabled', :disable_gitaly do
-      it_behaves_like 'extended commit counting'
-    end
   end
 
   describe '#autocrlf' do
@@ -1392,24 +1278,6 @@ describe Gitlab::Git::Repository, seed_helper: true do
       end
     end
 
-    # With Gitaly enabled, Gitaly just doesn't return deleted branches.
-    context 'with deleted branch with Gitaly disabled' do
-      before do
-        allow(Gitlab::GitalyClient).to receive(:feature_enabled?).and_return(false)
-      end
-
-      it 'returns no results' do
-        ref = double()
-        allow(ref).to receive(:name) { 'bad-branch' }
-        allow(ref).to receive(:target) { raise Rugged::ReferenceError }
-        branches = double()
-        allow(branches).to receive(:each) { [ref].each }
-        allow(repository_rugged).to receive(:branches) { branches }
-
-        expect(subject).to be_empty
-      end
-    end
-
     it_behaves_like 'wrapping gRPC errors', Gitlab::GitalyClient::RefService, :branches
   end
 
@@ -1703,6 +1571,7 @@ describe Gitlab::Git::Repository, seed_helper: true do
     let(:refs) { ['deadbeef', SeedRepo::RubyBlob::ID, '909e6157199'] }
 
     around do |example|
+      # TODO #batch_existence isn't used anywhere, can we remove it?
       Gitlab::GitalyClient::StorageSettings.allow_disk_access do
         example.run
       end
@@ -1761,70 +1630,52 @@ describe Gitlab::Git::Repository, seed_helper: true do
   end
 
   describe '#languages' do
-    shared_examples 'languages' do
-      it 'returns exactly the expected results' do
-        languages = repository.languages('4b4918a572fa86f9771e5ba40fbd48e1eb03e2c6')
-        expected_languages = [
-          { value: 66.63, label: "Ruby", color: "#701516", highlight: "#701516" },
-          { value: 22.96, label: "JavaScript", color: "#f1e05a", highlight: "#f1e05a" },
-          { value: 7.9, label: "HTML", color: "#e34c26", highlight: "#e34c26" },
-          { value: 2.51, label: "CoffeeScript", color: "#244776", highlight: "#244776" }
-        ]
+    it 'returns exactly the expected results' do
+      languages = repository.languages('4b4918a572fa86f9771e5ba40fbd48e1eb03e2c6')
+      expected_languages = [
+        { value: 66.63, label: "Ruby", color: "#701516", highlight: "#701516" },
+        { value: 22.96, label: "JavaScript", color: "#f1e05a", highlight: "#f1e05a" },
+        { value: 7.9, label: "HTML", color: "#e34c26", highlight: "#e34c26" },
+        { value: 2.51, label: "CoffeeScript", color: "#244776", highlight: "#244776" }
+      ]
 
-        expect(languages.size).to eq(expected_languages.size)
+      expect(languages.size).to eq(expected_languages.size)
 
-        expected_languages.size.times do |i|
-          a = expected_languages[i]
-          b = languages[i]
+      expected_languages.size.times do |i|
+        a = expected_languages[i]
+        b = languages[i]
 
-          expect(a.keys.sort).to eq(b.keys.sort)
-          expect(a[:value]).to be_within(0.1).of(b[:value])
+        expect(a.keys.sort).to eq(b.keys.sort)
+        expect(a[:value]).to be_within(0.1).of(b[:value])
 
-          non_float_keys = a.keys - [:value]
-          expect(a.values_at(*non_float_keys)).to eq(b.values_at(*non_float_keys))
-        end
-      end
-
-      it "uses the repository's HEAD when no ref is passed" do
-        lang = repository.languages.first
-
-        expect(lang[:label]).to eq('Ruby')
+        non_float_keys = a.keys - [:value]
+        expect(a.values_at(*non_float_keys)).to eq(b.values_at(*non_float_keys))
       end
     end
 
-    it_behaves_like 'languages'
+    it "uses the repository's HEAD when no ref is passed" do
+      lang = repository.languages.first
 
-    context 'with rugged', :skip_gitaly_mock do
-      it_behaves_like 'languages'
+      expect(lang[:label]).to eq('Ruby')
     end
   end
 
   describe '#license_short_name' do
-    shared_examples 'acquiring the Licensee license key' do
-      subject { repository.license_short_name }
-
-      context 'when no license file can be found' do
-        let(:project) { create(:project, :repository) }
-        let(:repository) { project.repository.raw_repository }
-
-        before do
-          project.repository.delete_file(project.owner, 'LICENSE', message: 'remove license', branch_name: 'master')
-        end
+    subject { repository.license_short_name }
 
-        it { is_expected.to be_nil }
-      end
+    context 'when no license file can be found' do
+      let(:project) { create(:project, :repository) }
+      let(:repository) { project.repository.raw_repository }
 
-      context 'when an mit license is found' do
-        it { is_expected.to eq('mit') }
+      before do
+        project.repository.delete_file(project.owner, 'LICENSE', message: 'remove license', branch_name: 'master')
       end
-    end
 
-    context 'when gitaly is enabled' do
-      it_behaves_like 'acquiring the Licensee license key'
+      it { is_expected.to be_nil }
     end
 
-    context 'when gitaly is disabled', :disable_gitaly do
-      it_behaves_like 'acquiring the Licensee license key'
+    context 'when an mit license is found' do
+      it { is_expected.to eq('mit') }
     end
   end
 
@@ -1980,36 +1831,38 @@ describe Gitlab::Git::Repository, seed_helper: true do
       repository_rugged.config["gitlab.fullpath"] = repository_path
     end
 
-    shared_examples 'writing repo config' do
-      context 'is given a path' do
-        it 'writes it to disk' do
-          repository.write_config(full_path: "not-the/real-path.git")
+    context 'is given a path' do
+      it 'writes it to disk' do
+        repository.write_config(full_path: "not-the/real-path.git")
 
-          config = File.read(File.join(repository_path, "config"))
+        config = File.read(File.join(repository_path, "config"))
 
-          expect(config).to include("[gitlab]")
-          expect(config).to include("fullpath = not-the/real-path.git")
-        end
+        expect(config).to include("[gitlab]")
+        expect(config).to include("fullpath = not-the/real-path.git")
       end
+    end
 
-      context 'it is given an empty path' do
-        it 'does not write it to disk' do
-          repository.write_config(full_path: "")
+    context 'it is given an empty path' do
+      it 'does not write it to disk' do
+        repository.write_config(full_path: "")
 
-          config = File.read(File.join(repository_path, "config"))
+        config = File.read(File.join(repository_path, "config"))
 
-          expect(config).to include("[gitlab]")
-          expect(config).to include("fullpath = #{repository_path}")
-        end
+        expect(config).to include("[gitlab]")
+        expect(config).to include("fullpath = #{repository_path}")
       end
     end
 
-    context "when gitaly_write_config is enabled" do
-      it_behaves_like "writing repo config"
-    end
+    context 'repository does not exist' do
+      it 'raises NoRepository and does not call Gitaly WriteConfig' do
+        repository = Gitlab::Git::Repository.new('default', 'does/not/exist.git', '')
+
+        expect(repository.gitaly_repository_client).not_to receive(:write_config)
 
-    context "when gitaly_write_config is disabled", :disable_gitaly do
-      it_behaves_like "writing repo config"
+        expect do
+          repository.write_config(full_path: 'foo/bar.git')
+        end.to raise_error(Gitlab::Git::Repository::NoRepository)
+      end
     end
   end
 
@@ -2118,21 +1971,15 @@ describe Gitlab::Git::Repository, seed_helper: true do
       end
     end
 
-    context 'with gitaly' do
-      it "calls Gitaly's OperationService" do
-        expect_any_instance_of(Gitlab::GitalyClient::OperationService)
-          .to receive(:user_ff_branch).with(user, source_sha, target_branch)
-          .and_return(nil)
+    it "calls Gitaly's OperationService" do
+      expect_any_instance_of(Gitlab::GitalyClient::OperationService)
+        .to receive(:user_ff_branch).with(user, source_sha, target_branch)
+        .and_return(nil)
 
-        subject
-      end
-
-      it_behaves_like '#ff_merge'
+      subject
     end
 
-    context 'without gitaly', :skip_gitaly_mock do
-      it_behaves_like '#ff_merge'
-    end
+    it_behaves_like '#ff_merge'
   end
 
   describe '#delete_all_refs_except' do
@@ -2257,43 +2104,33 @@ describe Gitlab::Git::Repository, seed_helper: true do
   end
 
   describe '#create_from_bundle' do
-    shared_examples 'creating repo from bundle' do
-      let(:bundle_path) { File.join(Dir.tmpdir, "repo-#{SecureRandom.hex}.bundle") }
-      let(:project) { create(:project) }
-      let(:imported_repo) { project.repository.raw }
-
-      before do
-        expect(repository.bundle_to_disk(bundle_path)).to be true
-      end
+    let(:bundle_path) { File.join(Dir.tmpdir, "repo-#{SecureRandom.hex}.bundle") }
+    let(:project) { create(:project) }
+    let(:imported_repo) { project.repository.raw }
 
-      after do
-        FileUtils.rm_rf(bundle_path)
-      end
-
-      it 'creates a repo from a bundle file' do
-        expect(imported_repo).not_to exist
+    before do
+      expect(repository.bundle_to_disk(bundle_path)).to be_truthy
+    end
 
-        result = imported_repo.create_from_bundle(bundle_path)
+    after do
+      FileUtils.rm_rf(bundle_path)
+    end
 
-        expect(result).to be true
-        expect(imported_repo).to exist
-        expect { imported_repo.fsck }.not_to raise_exception
-      end
+    it 'creates a repo from a bundle file' do
+      expect(imported_repo).not_to exist
 
-      it 'creates a symlink to the global hooks dir' do
-        imported_repo.create_from_bundle(bundle_path)
-        hooks_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access { File.join(imported_repo.path, 'hooks') }
+      result = imported_repo.create_from_bundle(bundle_path)
 
-        expect(File.readlink(hooks_path)).to eq(Gitlab.config.gitlab_shell.hooks_path)
-      end
+      expect(result).to be_truthy
+      expect(imported_repo).to exist
+      expect { imported_repo.fsck }.not_to raise_exception
     end
 
-    context 'when Gitaly create_repo_from_bundle feature is enabled' do
-      it_behaves_like 'creating repo from bundle'
-    end
+    it 'creates a symlink to the global hooks dir' do
+      imported_repo.create_from_bundle(bundle_path)
+      hooks_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access { File.join(imported_repo.path, 'hooks') }
 
-    context 'when Gitaly create_repo_from_bundle feature is disabled', :disable_gitaly do
-      it_behaves_like 'creating repo from bundle'
+      expect(File.readlink(hooks_path)).to eq(Gitlab.config.gitlab_shell.hooks_path)
     end
   end
 
@@ -2465,92 +2302,95 @@ describe Gitlab::Git::Repository, seed_helper: true do
         expect { subject }.to raise_error(Gitlab::Git::CommandError, 'error')
       end
     end
+  end
 
-    describe '#squash' do
-      let(:squash_id) { '1' }
-      let(:branch_name) { 'fix' }
-      let(:start_sha) { '4b4918a572fa86f9771e5ba40fbd48e1eb03e2c6' }
-      let(:end_sha) { '12d65c8dd2b2676fa3ac47d955accc085a37a9c1' }
+  describe '#squash' do
+    let(:squash_id) { '1' }
+    let(:branch_name) { 'fix' }
+    let(:start_sha) { '4b4918a572fa86f9771e5ba40fbd48e1eb03e2c6' }
+    let(:end_sha) { '12d65c8dd2b2676fa3ac47d955accc085a37a9c1' }
 
-      subject do
-        opts = {
-          branch: branch_name,
-          start_sha: start_sha,
-          end_sha: end_sha,
-          author: user,
-          message: 'Squash commit message'
-        }
+    subject do
+      opts = {
+        branch: branch_name,
+        start_sha: start_sha,
+        end_sha: end_sha,
+        author: user,
+        message: 'Squash commit message'
+      }
+
+      repository.squash(user, squash_id, opts)
+    end
+
+    # Should be ported to gitaly-ruby rspec suite https://gitlab.com/gitlab-org/gitaly/issues/1234
+    skip 'sparse checkout' do
+      let(:expected_files) { %w(files files/js files/js/application.js) }
 
-        repository.squash(user, squash_id, opts)
+      it 'checks out only the files in the diff' do
+        allow(repository).to receive(:with_worktree).and_wrap_original do |m, *args|
+          m.call(*args) do
+            worktree_path = args[0]
+            files_pattern = File.join(worktree_path, '**', '*')
+            expected = expected_files.map do |path|
+              File.expand_path(path, worktree_path)
+            end
+
+            expect(Dir[files_pattern]).to eq(expected)
+          end
+        end
+
+        subject
       end
 
-      context 'sparse checkout', :skip_gitaly_mock do
-        let(:expected_files) { %w(files files/js files/js/application.js) }
+      context 'when the diff contains a rename' do
+        let(:repo) { Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '').rugged }
+        let(:end_sha) { new_commit_move_file(repo).oid }
 
-        it 'checks out only the files in the diff' do
+        after do
+          # Erase our commits so other tests get the original repo
+          repo = Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '').rugged
+          repo.references.update('refs/heads/master', SeedRepo::LastCommit::ID)
+        end
+
+        it 'does not include the renamed file in the sparse checkout' do
           allow(repository).to receive(:with_worktree).and_wrap_original do |m, *args|
             m.call(*args) do
               worktree_path = args[0]
               files_pattern = File.join(worktree_path, '**', '*')
-              expected = expected_files.map do |path|
-                File.expand_path(path, worktree_path)
-              end
 
-              expect(Dir[files_pattern]).to eq(expected)
+              expect(Dir[files_pattern]).not_to include('CHANGELOG')
+              expect(Dir[files_pattern]).not_to include('encoding/CHANGELOG')
             end
           end
 
           subject
         end
-
-        context 'when the diff contains a rename' do
-          let(:repo) { Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '').rugged }
-          let(:end_sha) { new_commit_move_file(repo).oid }
-
-          after do
-            # Erase our commits so other tests get the original repo
-            repo = Gitlab::Git::Repository.new('default', TEST_REPO_PATH, '').rugged
-            repo.references.update('refs/heads/master', SeedRepo::LastCommit::ID)
-          end
-
-          it 'does not include the renamed file in the sparse checkout' do
-            allow(repository).to receive(:with_worktree).and_wrap_original do |m, *args|
-              m.call(*args) do
-                worktree_path = args[0]
-                files_pattern = File.join(worktree_path, '**', '*')
-
-                expect(Dir[files_pattern]).not_to include('CHANGELOG')
-                expect(Dir[files_pattern]).not_to include('encoding/CHANGELOG')
-              end
-            end
-
-            subject
-          end
-        end
       end
+    end
 
-      context 'with an ASCII-8BIT diff', :skip_gitaly_mock do
-        let(:diff) { "diff --git a/README.md b/README.md\nindex faaf198..43c5edf 100644\n--- a/README.md\n+++ b/README.md\n@@ -1,4 +1,4 @@\n-testme\n+✓ testme\n ======\n \n Sample repo for testing gitlab features\n" }
+    # Should be ported to gitaly-ruby rspec suite https://gitlab.com/gitlab-org/gitaly/issues/1234
+    skip 'with an ASCII-8BIT diff' do
+      let(:diff) { "diff --git a/README.md b/README.md\nindex faaf198..43c5edf 100644\n--- a/README.md\n+++ b/README.md\n@@ -1,4 +1,4 @@\n-testme\n+✓ testme\n ======\n \n Sample repo for testing gitlab features\n" }
 
-        it 'applies a ASCII-8BIT diff' do
-          allow(repository).to receive(:run_git!).and_call_original
-          allow(repository).to receive(:run_git!).with(%W(diff --binary #{start_sha}...#{end_sha})).and_return(diff.force_encoding('ASCII-8BIT'))
+      it 'applies a ASCII-8BIT diff' do
+        allow(repository).to receive(:run_git!).and_call_original
+        allow(repository).to receive(:run_git!).with(%W(diff --binary #{start_sha}...#{end_sha})).and_return(diff.force_encoding('ASCII-8BIT'))
 
-          expect(subject).to match(/\h{40}/)
-        end
+        expect(subject).to match(/\h{40}/)
       end
+    end
 
-      context 'with trailing whitespace in an invalid patch', :skip_gitaly_mock do
-        let(:diff) { "diff --git a/README.md b/README.md\nindex faaf198..43c5edf 100644\n--- a/README.md\n+++ b/README.md\n@@ -1,4 +1,4 @@\n-testme\n+   \n ======   \n \n Sample repo for testing gitlab features\n" }
+    # Should be ported to gitaly-ruby rspec suite https://gitlab.com/gitlab-org/gitaly/issues/1234
+    skip 'with trailing whitespace in an invalid patch' do
+      let(:diff) { "diff --git a/README.md b/README.md\nindex faaf198..43c5edf 100644\n--- a/README.md\n+++ b/README.md\n@@ -1,4 +1,4 @@\n-testme\n+   \n ======   \n \n Sample repo for testing gitlab features\n" }
 
-        it 'does not include whitespace warnings in the error' do
-          allow(repository).to receive(:run_git!).and_call_original
-          allow(repository).to receive(:run_git!).with(%W(diff --binary #{start_sha}...#{end_sha})).and_return(diff.force_encoding('ASCII-8BIT'))
+      it 'does not include whitespace warnings in the error' do
+        allow(repository).to receive(:run_git!).and_call_original
+        allow(repository).to receive(:run_git!).with(%W(diff --binary #{start_sha}...#{end_sha})).and_return(diff.force_encoding('ASCII-8BIT'))
 
-          expect { subject }.to raise_error do |error|
-            expect(error).to be_a(described_class::GitError)
-            expect(error.message).not_to include('trailing whitespace')
-          end
+        expect { subject }.to raise_error do |error|
+          expect(error).to be_a(described_class::GitError)
+          expect(error.message).not_to include('trailing whitespace')
         end
       end
     end
diff --git a/spec/lib/gitlab/git/rev_list_spec.rb b/spec/lib/gitlab/git/rev_list_spec.rb
index 32ec1e029c8..b752c3e8341 100644
--- a/spec/lib/gitlab/git/rev_list_spec.rb
+++ b/spec/lib/gitlab/git/rev_list_spec.rb
@@ -9,9 +9,11 @@ describe Gitlab::Git::RevList do
   end
 
   def stub_popen_rev_list(*additional_args, with_lazy_block: true, output:)
+    repo_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access { repository.path }
+
     params = [
       args_for_popen(additional_args),
-      repository.path,
+      repo_path,
       {},
       hash_including(lazy_block: with_lazy_block ? anything : nil)
     ]
@@ -91,14 +93,4 @@ describe Gitlab::Git::RevList do
       expect { |b| rev_list.all_objects(&b) }.to yield_with_args(%w[sha1 sha2])
     end
   end
-
-  context "#missed_ref" do
-    let(:rev_list) { described_class.new(repository, oldrev: 'oldrev', newrev: 'newrev') }
-
-    it 'calls out to `popen`' do
-      stub_popen_rev_list('--max-count=1', 'oldrev', '^newrev', with_lazy_block: false, output: "sha1\nsha2")
-
-      expect(rev_list.missed_ref).to eq(%w[sha1 sha2])
-    end
-  end
 end
diff --git a/spec/lib/gitlab/git/wiki_spec.rb b/spec/lib/gitlab/git/wiki_spec.rb
index 722d697c28e..b63658e1b3b 100644
--- a/spec/lib/gitlab/git/wiki_spec.rb
+++ b/spec/lib/gitlab/git/wiki_spec.rb
@@ -6,9 +6,7 @@ describe Gitlab::Git::Wiki do
   let(:project_wiki) { ProjectWiki.new(project, user) }
   subject { project_wiki.wiki }
 
-  # Remove skip_gitaly_mock flag when gitaly_find_page when
-  # https://gitlab.com/gitlab-org/gitlab-ce/issues/42039 is solved
-  describe '#page', :skip_gitaly_mock do
+  describe '#page' do
     before do
       create_page('page1', 'content')
       create_page('foo/page1', 'content foo/page1')
@@ -25,6 +23,22 @@ describe Gitlab::Git::Wiki do
     end
   end
 
+  describe '#delete_page' do
+    after do
+      destroy_page('page1')
+    end
+
+    it 'only removes the page with the same path' do
+      create_page('page1', 'content')
+      create_page('*', 'content')
+
+      subject.delete_page('*', commit_details('whatever'))
+
+      expect(subject.pages.count).to eq 1
+      expect(subject.pages.first.title).to eq 'page1'
+    end
+  end
+
   def create_page(name, content)
     subject.write_page(name, :markdown, content, commit_details(name))
   end
diff --git a/spec/lib/gitlab/git_access_spec.rb b/spec/lib/gitlab/git_access_spec.rb
index dfffea7797f..ff32025253a 100644
--- a/spec/lib/gitlab/git_access_spec.rb
+++ b/spec/lib/gitlab/git_access_spec.rb
@@ -552,7 +552,7 @@ describe Gitlab::GitAccess do
       it 'returns not found' do
         project.add_guest(user)
         repo = project.repository
-        FileUtils.rm_rf(repo.path)
+        Gitlab::GitalyClient::StorageSettings.allow_disk_access { FileUtils.rm_rf(repo.path) }
 
         # Sanity check for rm_rf
         expect(repo.exists?).to eq(false)
@@ -750,20 +750,22 @@ describe Gitlab::GitAccess do
 
     def merge_into_protected_branch
       @protected_branch_merge_commit ||= begin
-        stub_git_hooks
-        project.repository.add_branch(user, unprotected_branch, 'feature')
-        target_branch = project.repository.lookup('feature')
-        source_branch = project.repository.create_file(
-          user,
-          'filename',
-          'This is the file content',
-          message: 'This is a good commit message',
-          branch_name: unprotected_branch)
-        rugged = project.repository.rugged
-        author = { email: "email@example.com", time: Time.now, name: "Example Git User" }
-
-        merge_index = rugged.merge_commits(target_branch, source_branch)
-        Rugged::Commit.create(rugged, author: author, committer: author, message: "commit message", parents: [target_branch, source_branch], tree: merge_index.write_tree(rugged))
+        Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          stub_git_hooks
+          project.repository.add_branch(user, unprotected_branch, 'feature')
+          target_branch = project.repository.lookup('feature')
+          source_branch = project.repository.create_file(
+            user,
+            'filename',
+            'This is the file content',
+            message: 'This is a good commit message',
+            branch_name: unprotected_branch)
+          rugged = project.repository.rugged
+          author = { email: "email@example.com", time: Time.now, name: "Example Git User" }
+
+          merge_index = rugged.merge_commits(target_branch, source_branch)
+          Rugged::Commit.create(rugged, author: author, committer: author, message: "commit message", parents: [target_branch, source_branch], tree: merge_index.write_tree(rugged))
+        end
       end
     end
 
@@ -932,6 +934,22 @@ describe Gitlab::GitAccess do
         expect(project.repository).to receive(:clean_stale_repository_files).and_call_original
         expect { push_access_check }.not_to raise_error
       end
+
+      it 'avoids N+1 queries', :request_store do
+        # Run this once to establish a baseline. Cached queries should get
+        # cached, so that when we introduce another change we shouldn't see
+        # additional queries.
+        access.check('git-receive-pack', changes)
+
+        control_count = ActiveRecord::QueryRecorder.new do
+          access.check('git-receive-pack', changes)
+        end
+
+        changes = ['6f6d7e7ed 570e7b2ab refs/heads/master', '6f6d7e7ed 570e7b2ab refs/heads/feature']
+
+        # There is still an N+1 query with protected branches
+        expect { access.check('git-receive-pack', changes) }.not_to exceed_query_limit(control_count).with_threshold(1)
+      end
     end
   end
 
diff --git a/spec/lib/gitlab/git_access_wiki_spec.rb b/spec/lib/gitlab/git_access_wiki_spec.rb
index 730ede99fc9..9c6c9fe13bf 100644
--- a/spec/lib/gitlab/git_access_wiki_spec.rb
+++ b/spec/lib/gitlab/git_access_wiki_spec.rb
@@ -52,7 +52,9 @@ describe Gitlab::GitAccessWiki do
       context 'when the wiki repository does not exist' do
         it 'returns not found' do
           wiki_repo = project.wiki.repository
-          FileUtils.rm_rf(wiki_repo.path)
+          Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+            FileUtils.rm_rf(wiki_repo.path)
+          end
 
           # Sanity check for rm_rf
           expect(wiki_repo.exists?).to eq(false)
diff --git a/spec/lib/gitlab/gitaly_client/commit_service_spec.rb b/spec/lib/gitlab/gitaly_client/commit_service_spec.rb
index 7951cbe7b1d..54f2ea33f90 100644
--- a/spec/lib/gitlab/gitaly_client/commit_service_spec.rb
+++ b/spec/lib/gitlab/gitaly_client/commit_service_spec.rb
@@ -17,7 +17,7 @@ describe Gitlab::GitalyClient::CommitService do
           repository: repository_message,
           left_commit_id: 'cfe32cf61b73a0d5e9f13e774abde7ff789b1660',
           right_commit_id: commit.id,
-          collapse_diffs: true,
+          collapse_diffs: false,
           enforce_limits: true,
           **Gitlab::Git::DiffCollection.collection_limits.to_h
         )
@@ -35,7 +35,7 @@ describe Gitlab::GitalyClient::CommitService do
           repository: repository_message,
           left_commit_id: Gitlab::Git::EMPTY_TREE_ID,
           right_commit_id: initial_commit.id,
-          collapse_diffs: true,
+          collapse_diffs: false,
           enforce_limits: true,
           **Gitlab::Git::DiffCollection.collection_limits.to_h
         )
diff --git a/spec/lib/gitlab/gitaly_client/operation_service_spec.rb b/spec/lib/gitlab/gitaly_client/operation_service_spec.rb
index 9fbdd73ee0e..9709f1f5646 100644
--- a/spec/lib/gitlab/gitaly_client/operation_service_spec.rb
+++ b/spec/lib/gitlab/gitaly_client/operation_service_spec.rb
@@ -48,7 +48,7 @@ describe Gitlab::GitalyClient::OperationService do
           .and_return(response)
 
         expect { subject }.to raise_error(
-          Gitlab::Git::HooksService::PreReceiveError, "something failed")
+          Gitlab::Git::PreReceiveError, "something failed")
       end
     end
   end
@@ -85,7 +85,7 @@ describe Gitlab::GitalyClient::OperationService do
           .and_return(response)
 
         expect { subject }.to raise_error(
-          Gitlab::Git::HooksService::PreReceiveError, "something failed")
+          Gitlab::Git::PreReceiveError, "something failed")
       end
     end
   end
diff --git a/spec/lib/gitlab/github_import/importer/issue_importer_spec.rb b/spec/lib/gitlab/github_import/importer/issue_importer_spec.rb
index d34ca0b76b8..81fe97c1e49 100644
--- a/spec/lib/gitlab/github_import/importer/issue_importer_spec.rb
+++ b/spec/lib/gitlab/github_import/importer/issue_importer_spec.rb
@@ -180,12 +180,12 @@ describe Gitlab::GithubImport::Importer::IssueImporter, :clean_gitlab_redis_cach
 
       allow(importer.user_finder)
         .to receive(:user_id_for)
-        .ordered.with(issue.assignees[0])
+        .with(issue.assignees[0])
         .and_return(4)
 
       allow(importer.user_finder)
         .to receive(:user_id_for)
-        .ordered.with(issue.assignees[1])
+        .with(issue.assignees[1])
         .and_return(5)
 
       expect(Gitlab::Database)
diff --git a/spec/lib/gitlab/github_import/importer/lfs_object_importer_spec.rb b/spec/lib/gitlab/github_import/importer/lfs_object_importer_spec.rb
new file mode 100644
index 00000000000..4857f2afbe2
--- /dev/null
+++ b/spec/lib/gitlab/github_import/importer/lfs_object_importer_spec.rb
@@ -0,0 +1,23 @@
+require 'spec_helper'
+
+describe Gitlab::GithubImport::Importer::LfsObjectImporter do
+  let(:project) { create(:project) }
+  let(:download_link) { "http://www.gitlab.com/lfs_objects/oid" }
+
+  let(:github_lfs_object) do
+    Gitlab::GithubImport::Representation::LfsObject.new(
+      oid: 'oid', download_link: download_link
+    )
+  end
+
+  let(:importer) { described_class.new(github_lfs_object, project, nil) }
+
+  describe '#execute' do
+    it 'calls the LfsDownloadService with the lfs object attributes' do
+      expect_any_instance_of(Projects::LfsPointers::LfsDownloadService)
+        .to receive(:execute).with('oid', download_link)
+
+      importer.execute
+    end
+  end
+end
diff --git a/spec/lib/gitlab/github_import/importer/lfs_objects_importer_spec.rb b/spec/lib/gitlab/github_import/importer/lfs_objects_importer_spec.rb
new file mode 100644
index 00000000000..5f5c6b803c0
--- /dev/null
+++ b/spec/lib/gitlab/github_import/importer/lfs_objects_importer_spec.rb
@@ -0,0 +1,94 @@
+require 'spec_helper'
+
+describe Gitlab::GithubImport::Importer::LfsObjectsImporter do
+  let(:project) { double(:project, id: 4, import_source: 'foo/bar') }
+  let(:client) { double(:client) }
+  let(:download_link) { "http://www.gitlab.com/lfs_objects/oid" }
+
+  let(:github_lfs_object) { ['oid', download_link] }
+
+  describe '#parallel?' do
+    it 'returns true when running in parallel mode' do
+      importer = described_class.new(project, client)
+      expect(importer).to be_parallel
+    end
+
+    it 'returns false when running in sequential mode' do
+      importer = described_class.new(project, client, parallel: false)
+      expect(importer).not_to be_parallel
+    end
+  end
+
+  describe '#execute' do
+    context 'when running in parallel mode' do
+      it 'imports lfs objects in parallel' do
+        importer = described_class.new(project, client)
+
+        expect(importer).to receive(:parallel_import)
+
+        importer.execute
+      end
+    end
+
+    context 'when running in sequential mode' do
+      it 'imports lfs objects in sequence' do
+        importer = described_class.new(project, client, parallel: false)
+
+        expect(importer).to receive(:sequential_import)
+
+        importer.execute
+      end
+    end
+  end
+
+  describe '#sequential_import' do
+    it 'imports each lfs object in sequence' do
+      importer = described_class.new(project, client, parallel: false)
+      lfs_object_importer = double(:lfs_object_importer)
+
+      allow(importer)
+        .to receive(:each_object_to_import)
+        .and_yield(['oid', download_link])
+
+      expect(Gitlab::GithubImport::Importer::LfsObjectImporter)
+        .to receive(:new)
+        .with(
+          an_instance_of(Gitlab::GithubImport::Representation::LfsObject),
+          project,
+          client
+        )
+        .and_return(lfs_object_importer)
+
+      expect(lfs_object_importer).to receive(:execute)
+
+      importer.sequential_import
+    end
+  end
+
+  describe '#parallel_import' do
+    it 'imports each lfs object in parallel' do
+      importer = described_class.new(project, client)
+
+      allow(importer)
+        .to receive(:each_object_to_import)
+        .and_yield(github_lfs_object)
+
+      expect(Gitlab::GithubImport::ImportLfsObjectWorker)
+        .to receive(:perform_async)
+        .with(project.id, an_instance_of(Hash), an_instance_of(String))
+
+      waiter = importer.parallel_import
+
+      expect(waiter).to be_an_instance_of(Gitlab::JobWaiter)
+      expect(waiter.jobs_remaining).to eq(1)
+    end
+  end
+
+  describe '#collection_options' do
+    it 'returns an empty Hash' do
+      importer = described_class.new(project, client)
+
+      expect(importer.collection_options).to eq({})
+    end
+  end
+end
diff --git a/spec/lib/gitlab/github_import/importer/pull_request_importer_spec.rb b/spec/lib/gitlab/github_import/importer/pull_request_importer_spec.rb
index 35f3fdf8304..3422a1e82fc 100644
--- a/spec/lib/gitlab/github_import/importer/pull_request_importer_spec.rb
+++ b/spec/lib/gitlab/github_import/importer/pull_request_importer_spec.rb
@@ -40,13 +40,19 @@ describe Gitlab::GithubImport::Importer::PullRequestImporter, :clean_gitlab_redi
 
   describe '#execute' do
     it 'imports the pull request' do
+      mr = double(:merge_request, id: 10)
+
       expect(importer)
         .to receive(:create_merge_request)
-        .and_return(10)
+        .and_return([mr, false])
+
+      expect(importer)
+        .to receive(:insert_git_data)
+        .with(mr, false)
 
       expect_any_instance_of(Gitlab::GithubImport::IssuableFinder)
         .to receive(:cache_database_id)
-        .with(10)
+        .with(mr.id)
 
       importer.execute
     end
@@ -99,18 +105,11 @@ describe Gitlab::GithubImport::Importer::PullRequestImporter, :clean_gitlab_redi
         importer.create_merge_request
       end
 
-      it 'returns the ID of the created merge request' do
-        id = importer.create_merge_request
-
-        expect(id).to be_a_kind_of(Numeric)
-      end
-
-      it 'creates the merge request diffs' do
-        importer.create_merge_request
-
-        mr = project.merge_requests.take
+      it 'returns the created merge request' do
+        mr, exists = importer.create_merge_request
 
-        expect(mr.merge_request_diffs.exists?).to eq(true)
+        expect(mr).to be_instance_of(MergeRequest)
+        expect(exists).to eq(false)
       end
     end
 
@@ -217,5 +216,77 @@ describe Gitlab::GithubImport::Importer::PullRequestImporter, :clean_gitlab_redi
         expect { importer.create_merge_request }.not_to raise_error
       end
     end
+
+    context 'when the merge request already exists' do
+      before do
+        allow(importer.user_finder)
+          .to receive(:author_id_for)
+          .with(pull_request)
+          .and_return([user.id, true])
+
+        allow(importer.user_finder)
+          .to receive(:assignee_id_for)
+          .with(pull_request)
+          .and_return(user.id)
+      end
+
+      it 'returns the existing merge request' do
+        mr1, exists1 = importer.create_merge_request
+        mr2, exists2 = importer.create_merge_request
+
+        expect(mr2).to eq(mr1)
+        expect(exists1).to eq(false)
+        expect(exists2).to eq(true)
+      end
+    end
+  end
+
+  describe '#insert_git_data' do
+    before do
+      allow(importer.milestone_finder)
+        .to receive(:id_for)
+        .with(pull_request)
+        .and_return(milestone.id)
+
+      allow(importer.user_finder)
+        .to receive(:author_id_for)
+        .with(pull_request)
+        .and_return([user.id, true])
+
+      allow(importer.user_finder)
+        .to receive(:assignee_id_for)
+        .with(pull_request)
+        .and_return(user.id)
+    end
+
+    it 'creates the merge request diffs' do
+      mr, exists = importer.create_merge_request
+
+      importer.insert_git_data(mr, exists)
+
+      expect(mr.merge_request_diffs.exists?).to eq(true)
+    end
+
+    it 'creates the merge request diff commits' do
+      mr, exists = importer.create_merge_request
+
+      importer.insert_git_data(mr, exists)
+
+      diff = mr.merge_request_diffs.take
+
+      expect(diff.merge_request_diff_commits.exists?).to eq(true)
+    end
+
+    context 'when the merge request exists' do
+      it 'creates the merge request diffs if they do not yet exist' do
+        mr, _ = importer.create_merge_request
+
+        mr.merge_request_diffs.delete_all
+
+        importer.insert_git_data(mr, true)
+
+        expect(mr.merge_request_diffs.exists?).to eq(true)
+      end
+    end
   end
 end
diff --git a/spec/lib/gitlab/github_import/importer/pull_requests_importer_spec.rb b/spec/lib/gitlab/github_import/importer/pull_requests_importer_spec.rb
index 44695acbe7d..51fad6c6838 100644
--- a/spec/lib/gitlab/github_import/importer/pull_requests_importer_spec.rb
+++ b/spec/lib/gitlab/github_import/importer/pull_requests_importer_spec.rb
@@ -164,7 +164,7 @@ describe Gitlab::GithubImport::Importer::PullRequestsImporter do
       Timecop.freeze do
         importer.update_repository
 
-        expect(project.last_repository_updated_at).to eq(Time.zone.now)
+        expect(project.last_repository_updated_at).to be_like_time(Time.zone.now)
       end
     end
   end
diff --git a/spec/lib/gitlab/github_import/importer/repository_importer_spec.rb b/spec/lib/gitlab/github_import/importer/repository_importer_spec.rb
index cc9e4b67e72..d8f01dcb76b 100644
--- a/spec/lib/gitlab/github_import/importer/repository_importer_spec.rb
+++ b/spec/lib/gitlab/github_import/importer/repository_importer_spec.rb
@@ -14,7 +14,8 @@ describe Gitlab::GithubImport::Importer::RepositoryImporter do
       disk_path: 'foo',
       repository: repository,
       create_wiki: true,
-      import_state: import_state
+      import_state: import_state,
+      lfs_enabled?: true
     )
   end
 
diff --git a/spec/lib/gitlab/github_import/sequential_importer_spec.rb b/spec/lib/gitlab/github_import/sequential_importer_spec.rb
index 6089b0b751f..05d3243f806 100644
--- a/spec/lib/gitlab/github_import/sequential_importer_spec.rb
+++ b/spec/lib/gitlab/github_import/sequential_importer_spec.rb
@@ -30,7 +30,6 @@ describe Gitlab::GithubImport::SequentialImporter do
         expect(instance).to receive(:execute)
       end
 
-      expect(repository).to receive(:after_import)
       expect(importer.execute).to eq(true)
     end
   end
diff --git a/spec/lib/gitlab/gitlab_import/project_creator_spec.rb b/spec/lib/gitlab/gitlab_import/project_creator_spec.rb
index 5ea086e4abd..b814f5fc76c 100644
--- a/spec/lib/gitlab/gitlab_import/project_creator_spec.rb
+++ b/spec/lib/gitlab/gitlab_import/project_creator_spec.rb
@@ -21,7 +21,9 @@ describe Gitlab::GitlabImport::ProjectCreator do
   end
 
   it 'creates project' do
-    allow_any_instance_of(Project).to receive(:add_import_job)
+    expect_next_instance_of(Project) do |project|
+      expect(project).to receive(:add_import_job)
+    end
 
     project_creator = described_class.new(repo, namespace, user, access_params)
     project = project_creator.execute
diff --git a/spec/lib/gitlab/google_code_import/project_creator_spec.rb b/spec/lib/gitlab/google_code_import/project_creator_spec.rb
index 24cd518c77b..b959e006292 100644
--- a/spec/lib/gitlab/google_code_import/project_creator_spec.rb
+++ b/spec/lib/gitlab/google_code_import/project_creator_spec.rb
@@ -16,7 +16,9 @@ describe Gitlab::GoogleCodeImport::ProjectCreator do
   end
 
   it 'creates project' do
-    allow_any_instance_of(Project).to receive(:add_import_job)
+    expect_next_instance_of(Project) do |project|
+      expect(project).to receive(:add_import_job)
+    end
 
     project_creator = described_class.new(repo, namespace, user)
     project = project_creator.execute
diff --git a/spec/lib/gitlab/gpg_spec.rb b/spec/lib/gitlab/gpg_spec.rb
index ab9a166db00..47f37cae98f 100644
--- a/spec/lib/gitlab/gpg_spec.rb
+++ b/spec/lib/gitlab/gpg_spec.rb
@@ -74,6 +74,19 @@ describe Gitlab::Gpg do
         email: 'nannie.bernhard@example.com'
       }])
     end
+
+    it 'rejects non UTF-8 names and addresses' do
+      public_key = double(:key)
+      fingerprints = double(:fingerprints)
+      email = "\xEEch@test.com".force_encoding('ASCII-8BIT')
+      uid = double(:uid, name: 'Test User', email: email)
+      raw_key = double(:raw_key, uids: [uid])
+      allow(Gitlab::Gpg::CurrentKeyChain).to receive(:fingerprints_from_key).with(public_key).and_return(fingerprints)
+      allow(GPGME::Key).to receive(:find).with(:public, anything).and_return([raw_key])
+
+      user_infos = described_class.user_infos_from_key(public_key)
+      expect(user_infos).to eq([])
+    end
   end
 
   describe '.current_home_dir' do
diff --git a/spec/lib/gitlab/hashed_storage/migrator_spec.rb b/spec/lib/gitlab/hashed_storage/migrator_spec.rb
new file mode 100644
index 00000000000..813ae43b4d3
--- /dev/null
+++ b/spec/lib/gitlab/hashed_storage/migrator_spec.rb
@@ -0,0 +1,75 @@
+require 'spec_helper'
+
+describe Gitlab::HashedStorage::Migrator do
+  describe '#bulk_schedule' do
+    it 'schedules job to StorageMigratorWorker' do
+      Sidekiq::Testing.fake! do
+        expect { subject.bulk_schedule(1, 5) }.to change(StorageMigratorWorker.jobs, :size).by(1)
+      end
+    end
+  end
+
+  describe '#bulk_migrate' do
+    let(:projects) { create_list(:project, 2, :legacy_storage) }
+    let(:ids) { projects.map(&:id) }
+
+    it 'enqueue jobs to ProjectMigrateHashedStorageWorker' do
+      Sidekiq::Testing.fake! do
+        expect { subject.bulk_migrate(ids.min, ids.max) }.to change(ProjectMigrateHashedStorageWorker.jobs, :size).by(2)
+      end
+    end
+
+    it 'sets projects as read only' do
+      allow(ProjectMigrateHashedStorageWorker).to receive(:perform_async).twice
+      subject.bulk_migrate(ids.min, ids.max)
+
+      projects.each do |project|
+        expect(project.reload.repository_read_only?).to be_truthy
+      end
+    end
+
+    it 'rescues and log exceptions' do
+      allow_any_instance_of(Project).to receive(:migrate_to_hashed_storage!).and_raise(StandardError)
+      expect { subject.bulk_migrate(ids.min, ids.max) }.not_to raise_error
+    end
+
+    it 'delegates each project in specified range to #migrate' do
+      projects.each do |project|
+        expect(subject).to receive(:migrate).with(project)
+      end
+
+      subject.bulk_migrate(ids.min, ids.max)
+    end
+  end
+
+  describe '#migrate' do
+    let(:project) { create(:project, :legacy_storage, :empty_repo) }
+
+    it 'enqueues job to ProjectMigrateHashedStorageWorker' do
+      Sidekiq::Testing.fake! do
+        expect { subject.migrate(project) }.to change(ProjectMigrateHashedStorageWorker.jobs, :size).by(1)
+      end
+    end
+
+    it 'rescues and log exceptions' do
+      allow(project).to receive(:migrate_to_hashed_storage!).and_raise(StandardError)
+
+      expect { subject.migrate(project) }.not_to raise_error
+    end
+
+    it 'sets project as read only' do
+      allow(ProjectMigrateHashedStorageWorker).to receive(:perform_async)
+      subject.migrate(project)
+
+      expect(project.reload.repository_read_only?).to be_truthy
+    end
+
+    it 'migrate project' do
+      Sidekiq::Testing.inline! do
+        subject.migrate(project)
+      end
+
+      expect(project.reload.hashed_storage?(:attachments)).to be_truthy
+    end
+  end
+end
diff --git a/spec/lib/gitlab/health_checks/fs_shards_check_spec.rb b/spec/lib/gitlab/health_checks/fs_shards_check_spec.rb
deleted file mode 100644
index 9dcf272d25e..00000000000
--- a/spec/lib/gitlab/health_checks/fs_shards_check_spec.rb
+++ /dev/null
@@ -1,200 +0,0 @@
-require 'spec_helper'
-
-describe Gitlab::HealthChecks::FsShardsCheck do
-  def command_exists?(command)
-    _, status = Gitlab::Popen.popen(%W{ #{command} 1 echo })
-    status.zero?
-  rescue Errno::ENOENT
-    false
-  end
-
-  def timeout_command
-    @timeout_command ||=
-      if command_exists?('timeout')
-        'timeout'
-      elsif command_exists?('gtimeout')
-        'gtimeout'
-      else
-        ''
-      end
-  end
-
-  let(:metric_class) { Gitlab::HealthChecks::Metric }
-  let(:result_class) { Gitlab::HealthChecks::Result }
-  let(:repository_storages) { ['default'] }
-  let(:tmp_dir) { Dir.mktmpdir }
-
-  let(:storages_paths) do
-    {
-      default: Gitlab::GitalyClient::StorageSettings.new('path' => tmp_dir)
-    }.with_indifferent_access
-  end
-
-  before do
-    allow(described_class).to receive(:repository_storages) { repository_storages }
-    allow(described_class).to receive(:storages_paths) { storages_paths }
-    stub_const('Gitlab::HealthChecks::FsShardsCheck::TIMEOUT_EXECUTABLE', timeout_command)
-  end
-
-  after do
-    FileUtils.remove_entry_secure(tmp_dir) if Dir.exist?(tmp_dir)
-  end
-
-  shared_examples 'filesystem checks' do
-    describe '#readiness' do
-      subject { described_class.readiness }
-
-      context 'storage has a tripped circuitbreaker', :broken_storage do
-        let(:repository_storages) { ['broken'] }
-        let(:storages_paths) do
-          Gitlab.config.repositories.storages
-        end
-
-        it { is_expected.to include(result_class.new(false, 'circuitbreaker tripped', shard: 'broken')) }
-      end
-
-      context 'storage points to not existing folder' do
-        let(:storages_paths) do
-          {
-            default: Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/this/path/doesnt/exist')
-          }.with_indifferent_access
-        end
-
-        before do
-          allow(described_class).to receive(:storage_circuitbreaker_test) { true }
-        end
-
-        it { is_expected.to include(result_class.new(false, 'cannot stat storage', shard: 'default')) }
-      end
-
-      context 'storage points to directory that has both read and write rights' do
-        before do
-          FileUtils.chmod_R(0755, tmp_dir)
-        end
-
-        it { is_expected.to include(result_class.new(true, nil, shard: 'default')) }
-
-        it 'cleans up files used for testing' do
-          expect(described_class).to receive(:storage_write_test).with(any_args).and_call_original
-
-          expect { subject }.not_to change(Dir.entries(tmp_dir), :count)
-        end
-
-        context 'read test fails' do
-          before do
-            allow(described_class).to receive(:storage_read_test).with(any_args).and_return(false)
-          end
-
-          it { is_expected.to include(result_class.new(false, 'cannot read from storage', shard: 'default')) }
-        end
-
-        context 'write test fails' do
-          before do
-            allow(described_class).to receive(:storage_write_test).with(any_args).and_return(false)
-          end
-
-          it { is_expected.to include(result_class.new(false, 'cannot write to storage', shard: 'default')) }
-        end
-      end
-    end
-
-    describe '#metrics' do
-      context 'storage points to not existing folder' do
-        let(:storages_paths) do
-          {
-            default: Gitlab::GitalyClient::StorageSettings.new('path' => 'tmp/this/path/doesnt/exist')
-          }.with_indifferent_access
-        end
-
-        it 'provides metrics' do
-          metrics = described_class.metrics
-
-          expect(metrics).to all(have_attributes(labels: { shard: 'default' }))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_accessible, value: 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_readable, value: 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_writable, value: 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_access_latency_seconds, value: be >= 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_read_latency_seconds, value: be >= 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_write_latency_seconds, value: be >= 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_circuitbreaker_latency_seconds, value: be >= 0))
-        end
-      end
-
-      context 'storage points to directory that has both read and write rights' do
-        before do
-          FileUtils.chmod_R(0755, tmp_dir)
-        end
-
-        it 'provides metrics' do
-          metrics = described_class.metrics
-
-          expect(metrics).to all(have_attributes(labels: { shard: 'default' }))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_accessible, value: 1))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_readable, value: 1))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_writable, value: 1))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_access_latency_seconds, value: be >= 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_read_latency_seconds, value: be >= 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_write_latency_seconds, value: be >= 0))
-          expect(metrics).to include(an_object_having_attributes(name: :filesystem_circuitbreaker_latency_seconds, value: be >= 0))
-        end
-
-        it 'cleans up files used for metrics' do
-          expect { described_class.metrics }.not_to change(Dir.entries(tmp_dir), :count)
-        end
-      end
-    end
-  end
-
-  context 'when timeout kills fs checks' do
-    before do
-      stub_const('Gitlab::HealthChecks::FsShardsCheck::COMMAND_TIMEOUT', '1')
-
-      allow(described_class).to receive(:exec_with_timeout).and_wrap_original { |m| m.call(%w(sleep 60)) }
-      FileUtils.chmod_R(0755, tmp_dir)
-    end
-
-    describe '#readiness' do
-      subject { described_class.readiness }
-
-      it { is_expected.to include(result_class.new(false, 'cannot stat storage', shard: 'default')) }
-    end
-
-    describe '#metrics' do
-      it 'provides metrics' do
-        metrics = described_class.metrics
-
-        expect(metrics).to all(have_attributes(labels: { shard: 'default' }))
-        expect(metrics).to include(an_object_having_attributes(name: :filesystem_accessible, value: 0))
-        expect(metrics).to include(an_object_having_attributes(name: :filesystem_readable, value: 0))
-        expect(metrics).to include(an_object_having_attributes(name: :filesystem_writable, value: 0))
-        expect(metrics).to include(an_object_having_attributes(name: :filesystem_access_latency_seconds, value: be >= 0))
-        expect(metrics).to include(an_object_having_attributes(name: :filesystem_read_latency_seconds, value: be >= 0))
-        expect(metrics).to include(an_object_having_attributes(name: :filesystem_write_latency_seconds, value: be >= 0))
-      end
-    end
-  end
-
-  context 'when popen always finds required binaries' do
-    before do
-      allow(described_class).to receive(:exec_with_timeout).and_wrap_original do |method, *args, &block|
-        begin
-          method.call(*args, &block)
-        rescue RuntimeError, Errno::ENOENT
-          raise 'expected not to happen'
-        end
-      end
-
-      stub_const('Gitlab::HealthChecks::FsShardsCheck::COMMAND_TIMEOUT', '10')
-    end
-
-    it_behaves_like 'filesystem checks'
-  end
-
-  context 'when popen never finds required binaries' do
-    before do
-      allow(Gitlab::Popen).to receive(:popen).and_raise(Errno::ENOENT)
-    end
-
-    it_behaves_like 'filesystem checks'
-  end
-end
diff --git a/spec/lib/gitlab/health_checks/gitaly_check_spec.rb b/spec/lib/gitlab/health_checks/gitaly_check_spec.rb
index 724beefff69..4912cd48761 100644
--- a/spec/lib/gitlab/health_checks/gitaly_check_spec.rb
+++ b/spec/lib/gitlab/health_checks/gitaly_check_spec.rb
@@ -30,13 +30,14 @@ describe Gitlab::HealthChecks::GitalyCheck do
 
   describe '#metrics' do
     subject { described_class.metrics }
+    let(:server) { double(storage: 'default', read_writeable?: up) }
 
     before do
-      expect(Gitlab::GitalyClient::HealthCheckService).to receive(:new).and_return(gitaly_check)
+      allow(Gitaly::Server).to receive(:new).and_return(server)
     end
 
     context 'Gitaly server is up' do
-      let(:gitaly_check) { double(check: { success: true }) }
+      let(:up) { true }
 
       it 'provides metrics' do
         expect(subject).to all(have_attributes(labels: { shard: 'default' }))
@@ -46,7 +47,7 @@ describe Gitlab::HealthChecks::GitalyCheck do
     end
 
     context 'Gitaly server is down' do
-      let(:gitaly_check) { double(check: { success: false, message: 'Connection refused' }) }
+      let(:up) { false }
 
       it 'provides metrics' do
         expect(subject).to include(an_object_having_attributes(name: 'gitaly_health_check_success', value: 0))
diff --git a/spec/lib/gitlab/i18n/metadata_entry_spec.rb b/spec/lib/gitlab/i18n/metadata_entry_spec.rb
index ab71d6454a9..a399517cc04 100644
--- a/spec/lib/gitlab/i18n/metadata_entry_spec.rb
+++ b/spec/lib/gitlab/i18n/metadata_entry_spec.rb
@@ -1,7 +1,7 @@
 require 'spec_helper'
 
 describe Gitlab::I18n::MetadataEntry do
-  describe '#expected_plurals' do
+  describe '#expected_forms' do
     it 'returns the number of plurals' do
       data = {
         msgid: "",
@@ -22,7 +22,7 @@ describe Gitlab::I18n::MetadataEntry do
       }
       entry = described_class.new(data)
 
-      expect(entry.expected_plurals).to eq(2)
+      expect(entry.expected_forms).to eq(2)
     end
 
     it 'returns 0 for the POT-metadata' do
@@ -45,7 +45,7 @@ describe Gitlab::I18n::MetadataEntry do
       }
       entry = described_class.new(data)
 
-      expect(entry.expected_plurals).to eq(0)
+      expect(entry.expected_forms).to eq(0)
     end
   end
 end
diff --git a/spec/lib/gitlab/i18n/po_linter_spec.rb b/spec/lib/gitlab/i18n/po_linter_spec.rb
index 3a962ba7f22..3dbc23d2aaf 100644
--- a/spec/lib/gitlab/i18n/po_linter_spec.rb
+++ b/spec/lib/gitlab/i18n/po_linter_spec.rb
@@ -1,10 +1,31 @@
 require 'spec_helper'
 require 'simple_po_parser'
 
+# Disabling this cop to allow for multi-language examples in comments
+# rubocop:disable Style/AsciiComments
 describe Gitlab::I18n::PoLinter do
   let(:linter) { described_class.new(po_path) }
   let(:po_path) { 'spec/fixtures/valid.po' }
 
+  def fake_translation(msgid:, translation:, plural_id: nil, plurals: [])
+    data = { msgid: msgid, msgid_plural: plural_id }
+
+    if plural_id
+      [translation, *plurals].each_with_index do |plural, index|
+        allow(FastGettext::Translation).to receive(:n_).with(msgid, plural_id, index).and_return(plural)
+        data.merge!("msgstr[#{index}]" => plural)
+      end
+    else
+      allow(FastGettext::Translation).to receive(:_).with(msgid).and_return(translation)
+      data[:msgstr] = translation
+    end
+
+    Gitlab::I18n::TranslationEntry.new(
+      data,
+      plurals.size + 1
+    )
+  end
+
   describe '#errors' do
     it 'only calls validation once' do
       expect(linter).to receive(:validate_po).once.and_call_original
@@ -155,9 +176,8 @@ describe Gitlab::I18n::PoLinter do
 
   describe '#validate_entries' do
     it 'keeps track of errors for entries' do
-      fake_invalid_entry = Gitlab::I18n::TranslationEntry.new(
-        { msgid: "Hello %{world}", msgstr: "Bonjour %{monde}" }, 2
-      )
+      fake_invalid_entry = fake_translation(msgid: "Hello %{world}",
+                                            translation: "Bonjour %{monde}")
       allow(linter).to receive(:translation_entries) { [fake_invalid_entry] }
 
       expect(linter).to receive(:validate_entry)
@@ -177,6 +197,7 @@ describe Gitlab::I18n::PoLinter do
       expect(linter).to receive(:validate_newlines).with([], fake_entry)
       expect(linter).to receive(:validate_number_of_plurals).with([], fake_entry)
       expect(linter).to receive(:validate_unescaped_chars).with([], fake_entry)
+      expect(linter).to receive(:validate_translation).with([], fake_entry)
 
       linter.validate_entry(fake_entry)
     end
@@ -185,7 +206,7 @@ describe Gitlab::I18n::PoLinter do
   describe '#validate_number_of_plurals' do
     it 'validates when there are an incorrect number of translations' do
       fake_metadata = double
-      allow(fake_metadata).to receive(:expected_plurals).and_return(2)
+      allow(fake_metadata).to receive(:expected_forms).and_return(2)
       allow(linter).to receive(:metadata_entry).and_return(fake_metadata)
 
       fake_entry = Gitlab::I18n::TranslationEntry.new(
@@ -201,13 +222,16 @@ describe Gitlab::I18n::PoLinter do
   end
 
   describe '#validate_variables' do
-    it 'validates both signular and plural in a pluralized string when the entry has a singular' do
-      pluralized_entry = Gitlab::I18n::TranslationEntry.new(
-        { msgid: 'Hello %{world}',
-          msgid_plural: 'Hello all %{world}',
-          'msgstr[0]' => 'Bonjour %{world}',
-          'msgstr[1]' => 'Bonjour tous %{world}' },
-        2
+    before do
+      allow(linter).to receive(:validate_variables_in_message).and_call_original
+    end
+
+    it 'validates both singular and plural in a pluralized string when the entry has a singular' do
+      pluralized_entry = fake_translation(
+        msgid: 'Hello %{world}',
+        translation: 'Bonjour %{world}',
+        plural_id: 'Hello all %{world}',
+        plurals: ['Bonjour tous %{world}']
       )
 
       expect(linter).to receive(:validate_variables_in_message)
@@ -221,11 +245,10 @@ describe Gitlab::I18n::PoLinter do
     end
 
     it 'only validates plural when there is no separate singular' do
-      pluralized_entry = Gitlab::I18n::TranslationEntry.new(
-        { msgid: 'Hello %{world}',
-          msgid_plural: 'Hello all %{world}',
-          'msgstr[0]' => 'Bonjour %{world}' },
-        1
+      pluralized_entry = fake_translation(
+        msgid: 'Hello %{world}',
+        translation: 'Bonjour %{world}',
+        plural_id: 'Hello all %{world}'
       )
 
       expect(linter).to receive(:validate_variables_in_message)
@@ -235,37 +258,65 @@ describe Gitlab::I18n::PoLinter do
     end
 
     it 'validates the message variables' do
-      entry = Gitlab::I18n::TranslationEntry.new(
-        { msgid: 'Hello', msgstr: 'Bonjour' },
-        2
-      )
+      entry = fake_translation(msgid: 'Hello', translation: 'Bonjour')
 
       expect(linter).to receive(:validate_variables_in_message)
                           .with([], 'Hello', 'Bonjour')
 
       linter.validate_variables([], entry)
     end
+
+    it 'validates variable usage in message ids' do
+      entry = fake_translation(
+        msgid: 'Hello %{world}',
+        translation: 'Bonjour %{world}',
+        plural_id: 'Hello all %{world}',
+        plurals: ['Bonjour tous %{world}']
+      )
+
+      expect(linter).to receive(:validate_variables_in_message)
+                          .with([], 'Hello %{world}', 'Hello %{world}')
+                          .and_call_original
+      expect(linter).to receive(:validate_variables_in_message)
+                          .with([], 'Hello all %{world}', 'Hello all %{world}')
+                          .and_call_original
+
+      linter.validate_variables([], entry)
+    end
   end
 
   describe '#validate_variables_in_message' do
     it 'detects when a variables are used incorrectly' do
       errors = []
 
-      expected_errors = ['<hello %{world} %d> is missing: [%{hello}]',
-                         '<hello %{world} %d> is using unknown variables: [%{world}]',
-                         'is combining multiple unnamed variables']
+      expected_errors = ['<%d hello %{world} %s> is missing: [%{hello}]',
+                         '<%d hello %{world} %s> is using unknown variables: [%{world}]',
+                         'is combining multiple unnamed variables',
+                         'is combining named variables with unnamed variables']
 
-      linter.validate_variables_in_message(errors, '%{hello} world %d', 'hello %{world} %d')
+      linter.validate_variables_in_message(errors, '%d %{hello} world %s', '%d hello %{world} %s')
 
       expect(errors).to include(*expected_errors)
     end
+
+    it 'does not allow combining 1 `%d` unnamed variable with named variables' do
+      errors = []
+
+      linter.validate_variables_in_message(errors,
+                                           '%{type} detected %d vulnerability',
+                                           '%{type} detecteerde %d kwetsbaarheid')
+
+      expect(errors).not_to be_empty
+    end
   end
 
   describe '#validate_translation' do
+    let(:entry) { fake_translation(msgid: 'Hello %{world}', translation: 'Bonjour %{world}') }
+
     it 'succeeds with valid variables' do
       errors = []
 
-      linter.validate_translation(errors, 'Hello %{world}',  ['%{world}'])
+      linter.validate_translation(errors, entry)
 
       expect(errors).to be_empty
     end
@@ -275,43 +326,80 @@ describe Gitlab::I18n::PoLinter do
 
       expect(FastGettext::Translation).to receive(:_) { raise 'broken' }
 
-      linter.validate_translation(errors, 'Hello', [])
+      linter.validate_translation(errors, entry)
 
-      expect(errors).to include('Failure translating to en with []: broken')
+      expect(errors).to include('Failure translating to en: broken')
     end
 
     it 'adds an error message when translating fails when translating with context' do
+      entry = fake_translation(msgid: 'Tests|Hello', translation: 'broken')
       errors = []
 
       expect(FastGettext::Translation).to receive(:s_) { raise 'broken' }
 
-      linter.validate_translation(errors, 'Tests|Hello', [])
+      linter.validate_translation(errors, entry)
 
-      expect(errors).to include('Failure translating to en with []: broken')
+      expect(errors).to include('Failure translating to en: broken')
     end
 
     it "adds an error when trying to translate with incorrect variables when using unnamed variables" do
+      entry = fake_translation(msgid: 'Hello %s', translation: 'Hello %d')
       errors = []
 
-      linter.validate_translation(errors, 'Hello %d', ['%s'])
+      linter.validate_translation(errors, entry)
 
-      expect(errors.first).to start_with("Failure translating to en with")
+      expect(errors.first).to start_with("Failure translating to en")
     end
 
     it "adds an error when trying to translate with named variables when unnamed variables are expected" do
+      entry = fake_translation(msgid: 'Hello %s', translation: 'Hello %{thing}')
       errors = []
 
-      linter.validate_translation(errors, 'Hello %d', ['%{world}'])
+      linter.validate_translation(errors, entry)
 
-      expect(errors.first).to start_with("Failure translating to en with")
+      expect(errors.first).to start_with("Failure translating to en")
     end
 
-    it 'adds an error when translated with incorrect variables using named variables' do
-      errors = []
+    it 'tests translation for all given forms' do
+      # Fake a language that has 3 forms to translate
+      fake_metadata = double
+      allow(fake_metadata).to receive(:forms_to_test).and_return(3)
+      allow(linter).to receive(:metadata_entry).and_return(fake_metadata)
+      entry = fake_translation(
+        msgid: '%d exception',
+        translation: '%d uitzondering',
+        plural_id: '%d exceptions',
+        plurals: ['%d uitzonderingen', '%d uitzonderingetjes']
+      )
+
+      # Make each count use a different index
+      allow(linter).to receive(:index_for_pluralization).with(0).and_return(0)
+      allow(linter).to receive(:index_for_pluralization).with(1).and_return(1)
+      allow(linter).to receive(:index_for_pluralization).with(2).and_return(2)
+
+      expect(FastGettext::Translation).to receive(:n_).with('%d exception', '%d exceptions', 0).and_call_original
+      expect(FastGettext::Translation).to receive(:n_).with('%d exception', '%d exceptions', 1).and_call_original
+      expect(FastGettext::Translation).to receive(:n_).with('%d exception', '%d exceptions', 2).and_call_original
+
+      linter.validate_translation([], entry)
+    end
+  end
+
+  describe '#numbers_covering_all_plurals' do
+    it 'can correctly find all required numbers to translate to Polish' do
+      # Polish used as an example with 3 different forms:
+      # 0, all plurals except the ones ending in 2,3,4: Kotów
+      # 1: Kot
+      # 2-3-4: Koty
+      # So translating with [0, 1, 2] will give us all different posibilities
+      fake_metadata = double
+      allow(fake_metadata).to receive(:forms_to_test).and_return(4)
+      allow(linter).to receive(:metadata_entry).and_return(fake_metadata)
+      allow(linter).to receive(:locale).and_return('pl_PL')
 
-      linter.validate_translation(errors, 'Hello %{thing}', ['%d'])
+      numbers = linter.numbers_covering_all_plurals
 
-      expect(errors.first).to start_with("Failure translating to en with")
+      expect(numbers).to contain_exactly(0, 1, 2)
     end
   end
 
@@ -336,3 +424,4 @@ describe Gitlab::I18n::PoLinter do
     end
   end
 end
+# rubocop:enable Style/AsciiComments
diff --git a/spec/lib/gitlab/i18n/translation_entry_spec.rb b/spec/lib/gitlab/i18n/translation_entry_spec.rb
index f68bc8feff9..b301e6ea443 100644
--- a/spec/lib/gitlab/i18n/translation_entry_spec.rb
+++ b/spec/lib/gitlab/i18n/translation_entry_spec.rb
@@ -109,7 +109,7 @@ describe Gitlab::I18n::TranslationEntry do
       data = { msgid: %w(hello world) }
       entry = described_class.new(data, 2)
 
-      expect(entry.msgid_contains_newlines?).to be_truthy
+      expect(entry.msgid_has_multiple_lines?).to be_truthy
     end
   end
 
@@ -118,7 +118,7 @@ describe Gitlab::I18n::TranslationEntry do
       data = { msgid_plural: %w(hello world) }
       entry = described_class.new(data, 2)
 
-      expect(entry.plural_id_contains_newlines?).to be_truthy
+      expect(entry.plural_id_has_multiple_lines?).to be_truthy
     end
   end
 
@@ -127,7 +127,7 @@ describe Gitlab::I18n::TranslationEntry do
       data = { msgstr: %w(hello world) }
       entry = described_class.new(data, 2)
 
-      expect(entry.translations_contain_newlines?).to be_truthy
+      expect(entry.translations_have_multiple_lines?).to be_truthy
     end
   end
 
diff --git a/spec/lib/gitlab/import_export/all_models.yml b/spec/lib/gitlab/import_export/all_models.yml
index a129855dbd8..2ea66479c1b 100644
--- a/spec/lib/gitlab/import_export/all_models.yml
+++ b/spec/lib/gitlab/import_export/all_models.yml
@@ -257,6 +257,7 @@ project:
 - import_data
 - commit_statuses
 - pipelines
+- stages
 - builds
 - runner_projects
 - runners
diff --git a/spec/lib/gitlab/import_export/avatar_saver_spec.rb b/spec/lib/gitlab/import_export/avatar_saver_spec.rb
index f40d4bc2d08..2223f163177 100644
--- a/spec/lib/gitlab/import_export/avatar_saver_spec.rb
+++ b/spec/lib/gitlab/import_export/avatar_saver_spec.rb
@@ -3,7 +3,7 @@ require 'spec_helper'
 describe Gitlab::ImportExport::AvatarSaver do
   let(:shared) { project.import_export_shared }
   let(:export_path) { "#{Dir.tmpdir}/project_tree_saver_spec" }
-  let(:project_with_avatar) { create(:project, avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")) }
+  let(:project_with_avatar) { create(:project, avatar: fixture_file_upload("spec/fixtures/dk.png", "image/png")) }
   let(:project) { create(:project) }
 
   before do
diff --git a/spec/lib/gitlab/import_export/fork_spec.rb b/spec/lib/gitlab/import_export/fork_spec.rb
index 17e06a6a83f..71fd5a51c3b 100644
--- a/spec/lib/gitlab/import_export/fork_spec.rb
+++ b/spec/lib/gitlab/import_export/fork_spec.rb
@@ -41,8 +41,10 @@ describe 'forked project import' do
 
   after do
     FileUtils.rm_rf(export_path)
-    FileUtils.rm_rf(project_with_repo.repository.path_to_repo)
-    FileUtils.rm_rf(project.repository.path_to_repo)
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      FileUtils.rm_rf(project_with_repo.repository.path_to_repo)
+      FileUtils.rm_rf(project.repository.path_to_repo)
+    end
   end
 
   it 'can access the MR' do
diff --git a/spec/lib/gitlab/import_export/group_project_object_builder_spec.rb b/spec/lib/gitlab/import_export/group_project_object_builder_spec.rb
new file mode 100644
index 00000000000..6a803c48b34
--- /dev/null
+++ b/spec/lib/gitlab/import_export/group_project_object_builder_spec.rb
@@ -0,0 +1,52 @@
+require 'spec_helper'
+
+describe Gitlab::ImportExport::GroupProjectObjectBuilder do
+  let(:project) do
+    create(:project,
+           :builds_disabled,
+           :issues_disabled,
+           name: 'project',
+           path: 'project',
+           group: create(:group))
+  end
+
+  context 'labels' do
+    it 'finds the right group label' do
+      group_label = create(:group_label, 'name': 'group label', 'group': project.group)
+
+      expect(described_class.build(Label,
+                                  'title' => 'group label',
+                                  'project' => project,
+                                  'group' => project.group)).to eq(group_label)
+    end
+
+    it 'creates a new label' do
+      label = described_class.build(Label,
+                                   'title' => 'group label',
+                                   'project' => project,
+                                   'group' => project.group)
+
+      expect(label.persisted?).to be true
+    end
+  end
+
+  context 'milestones' do
+    it 'finds the right group milestone' do
+      milestone = create(:milestone, 'name' => 'group milestone', 'group' => project.group)
+
+      expect(described_class.build(Milestone,
+                                  'title' => 'group milestone',
+                                  'project' => project,
+                                  'group' => project.group)).to eq(milestone)
+    end
+
+    it 'creates a new milestone' do
+      milestone = described_class.build(Milestone,
+                                       'title' => 'group milestone',
+                                       'project' => project,
+                                       'group' => project.group)
+
+      expect(milestone.persisted?).to be true
+    end
+  end
+end
diff --git a/spec/lib/gitlab/import_export/importer_spec.rb b/spec/lib/gitlab/import_export/importer_spec.rb
index 991e354f499..c074e61da26 100644
--- a/spec/lib/gitlab/import_export/importer_spec.rb
+++ b/spec/lib/gitlab/import_export/importer_spec.rb
@@ -4,14 +4,14 @@ describe Gitlab::ImportExport::Importer do
   let(:user) { create(:user) }
   let(:test_path) { "#{Dir.tmpdir}/importer_spec" }
   let(:shared) { project.import_export_shared }
-  let(:project) { create(:project, import_source: File.join(test_path, 'exported-project.gz')) }
+  let(:project) { create(:project, import_source: File.join(test_path, 'test_project_export.tar.gz')) }
 
   subject(:importer) { described_class.new(project) }
 
   before do
     allow_any_instance_of(Gitlab::ImportExport).to receive(:storage_path).and_return(test_path)
     FileUtils.mkdir_p(shared.export_path)
-    FileUtils.cp(Rails.root.join('spec', 'fixtures', 'exported-project.gz'), test_path)
+    FileUtils.cp(Rails.root.join('spec/features/projects/import_export/test_project_export.tar.gz'), test_path)
     allow(subject).to receive(:remove_import_file)
   end
 
diff --git a/spec/lib/gitlab/import_export/merge_request_parser_spec.rb b/spec/lib/gitlab/import_export/merge_request_parser_spec.rb
index b793636c4d6..68eaa70e6b6 100644
--- a/spec/lib/gitlab/import_export/merge_request_parser_spec.rb
+++ b/spec/lib/gitlab/import_export/merge_request_parser_spec.rb
@@ -19,7 +19,9 @@ describe Gitlab::ImportExport::MergeRequestParser do
   end
 
   after do
-    FileUtils.rm_rf(project.repository.path_to_repo)
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      FileUtils.rm_rf(project.repository.path_to_repo)
+    end
   end
 
   it 'has a source branch' do
diff --git a/spec/lib/gitlab/import_export/project.light.json b/spec/lib/gitlab/import_export/project.light.json
index c13cf4a0507..ba2248073f5 100644
--- a/spec/lib/gitlab/import_export/project.light.json
+++ b/spec/lib/gitlab/import_export/project.light.json
@@ -7,7 +7,7 @@
   "milestones": [
     {
       "id": 1,
-      "title": "Project milestone",
+      "title": "A milestone",
       "project_id": 8,
       "description": "Project-level milestone",
       "due_date": null,
@@ -66,8 +66,8 @@
       "group_milestone_id": null,
       "milestone": {
         "id": 1,
-        "title": "Project milestone",
-        "project_id": 8,
+        "title": "A milestone",
+        "group_id": 8,
         "description": "Project-level milestone",
         "due_date": null,
         "created_at": "2016-06-14T15:02:04.415Z",
@@ -86,7 +86,7 @@
           "updated_at": "2017-08-15T18:37:40.795Z",
           "label": {
             "id": 6,
-            "title": "Another project label",
+            "title": "Another label",
             "color": "#A8D695",
             "project_id": null,
             "created_at": "2017-08-15T18:37:19.698Z",
diff --git a/spec/lib/gitlab/import_export/project.milestone-iid.json b/spec/lib/gitlab/import_export/project.milestone-iid.json
new file mode 100644
index 00000000000..b028147b5eb
--- /dev/null
+++ b/spec/lib/gitlab/import_export/project.milestone-iid.json
@@ -0,0 +1,80 @@
+{
+  "description": "Nisi et repellendus ut enim quo accusamus vel magnam.",
+  "import_type": "gitlab_project",
+  "creator_id": 123,
+  "visibility_level": 10,
+  "archived": false,
+  "issues": [
+    {
+      "id": 1,
+      "title": "Fugiat est minima quae maxime non similique.",
+      "assignee_id": null,
+      "project_id": 8,
+      "author_id": 1,
+      "created_at": "2017-07-07T18:13:01.138Z",
+      "updated_at": "2017-08-15T18:37:40.807Z",
+      "branch_name": null,
+      "description": "Quam totam fuga numquam in eveniet.",
+      "state": "opened",
+      "iid": 20,
+      "updated_by_id": 1,
+      "confidential": false,
+      "due_date": null,
+      "moved_to_id": null,
+      "lock_version": null,
+      "time_estimate": 0,
+      "closed_at": null,
+      "last_edited_at": null,
+      "last_edited_by_id": null,
+      "group_milestone_id": null,
+      "milestone": {
+        "id": 1,
+        "title": "Group-level milestone",
+        "description": "Group-level milestone",
+        "due_date": null,
+        "created_at": "2016-06-14T15:02:04.415Z",
+        "updated_at": "2016-06-14T15:02:04.415Z",
+        "state": "active",
+        "iid": 1,
+        "group_id": 8
+      }
+    },
+    {
+      "id": 2,
+      "title": "est minima quae maxime non similique.",
+      "assignee_id": null,
+      "project_id": 8,
+      "author_id": 1,
+      "created_at": "2017-07-07T18:13:01.138Z",
+      "updated_at": "2017-08-15T18:37:40.807Z",
+      "branch_name": null,
+      "description": "Quam totam fuga numquam in eveniet.",
+      "state": "opened",
+      "iid": 21,
+      "updated_by_id": 1,
+      "confidential": false,
+      "due_date": null,
+      "moved_to_id": null,
+      "lock_version": null,
+      "time_estimate": 0,
+      "closed_at": null,
+      "last_edited_at": null,
+      "last_edited_by_id": null,
+      "group_milestone_id": null,
+      "milestone": {
+        "id": 2,
+        "title": "Another milestone",
+        "project_id": 8,
+        "description": "milestone",
+        "due_date": null,
+        "created_at": "2016-06-14T15:02:04.415Z",
+        "updated_at": "2016-06-14T15:02:04.415Z",
+        "state": "active",
+        "iid": 1,
+        "group_id": null
+      }
+    }
+  ],
+  "snippets": [],
+  "hooks": []
+}
diff --git a/spec/lib/gitlab/import_export/project_tree_restorer_spec.rb b/spec/lib/gitlab/import_export/project_tree_restorer_spec.rb
index 68ddc947e02..bac5693c830 100644
--- a/spec/lib/gitlab/import_export/project_tree_restorer_spec.rb
+++ b/spec/lib/gitlab/import_export/project_tree_restorer_spec.rb
@@ -189,8 +189,8 @@ describe Gitlab::ImportExport::ProjectTreeRestorer do
 
           @project.pipelines.zip([2, 2, 2, 2, 2])
             .each do |(pipeline, expected_status_size)|
-              expect(pipeline.statuses.size).to eq(expected_status_size)
-            end
+            expect(pipeline.statuses.size).to eq(expected_status_size)
+          end
         end
       end
 
@@ -246,13 +246,6 @@ describe Gitlab::ImportExport::ProjectTreeRestorer do
       expect(project.issues.size).to eq(results.fetch(:issues, 0))
     end
 
-    it 'has issue with group label and project label' do
-      labels = project.issues.first.labels
-
-      expect(labels.where(type: "ProjectLabel").count).to eq(results.fetch(:first_issue_labels, 0))
-      expect(labels.where(type: "ProjectLabel").where.not(group_id: nil).count).to eq(0)
-    end
-
     it 'does not set params that are excluded from import_export settings' do
       expect(project.import_type).to be_nil
       expect(project.creator_id).not_to eq 123
@@ -268,12 +261,6 @@ describe Gitlab::ImportExport::ProjectTreeRestorer do
     it 'has group milestone' do
       expect(project.group.milestones.size).to eq(results.fetch(:milestones, 0))
     end
-
-    it 'has issue with group label' do
-      labels = project.issues.first.labels
-
-      expect(labels.where(type: "GroupLabel").count).to eq(results.fetch(:first_issue_labels, 0))
-    end
   end
 
   context 'Light JSON' do
@@ -360,13 +347,72 @@ describe Gitlab::ImportExport::ProjectTreeRestorer do
       it_behaves_like 'restores project correctly',
                       issues: 2,
                       labels: 1,
-                      milestones: 1,
+                      milestones: 2,
                       first_issue_labels: 1
 
       it_behaves_like 'restores group correctly',
-                      labels: 1,
-                      milestones: 1,
+                      labels: 0,
+                      milestones: 0,
                       first_issue_labels: 1
     end
+
+    context 'with existing group models' do
+      let!(:project) do
+        create(:project,
+               :builds_disabled,
+               :issues_disabled,
+               name: 'project',
+               path: 'project',
+               group: create(:group))
+      end
+
+      before do
+        project_tree_restorer.instance_variable_set(:@path, "spec/lib/gitlab/import_export/project.light.json")
+      end
+
+      it 'imports labels' do
+        create(:group_label, name: 'Another label', group: project.group)
+
+        expect_any_instance_of(Gitlab::ImportExport::Shared).not_to receive(:error)
+
+        restored_project_json
+
+        expect(project.labels.count).to eq(1)
+      end
+
+      it 'imports milestones' do
+        create(:milestone, name: 'A milestone', group: project.group)
+
+        expect_any_instance_of(Gitlab::ImportExport::Shared).not_to receive(:error)
+
+        restored_project_json
+
+        expect(project.group.milestones.count).to eq(1)
+        expect(project.milestones.count).to eq(0)
+      end
+    end
+
+    context 'with clashing milestones on IID' do
+      let!(:project) do
+        create(:project,
+               :builds_disabled,
+               :issues_disabled,
+               name: 'project',
+               path: 'project',
+               group: create(:group))
+      end
+
+      it 'preserves the project milestone IID' do
+        project_tree_restorer.instance_variable_set(:@path, "spec/lib/gitlab/import_export/project.milestone-iid.json")
+
+        expect_any_instance_of(Gitlab::ImportExport::Shared).not_to receive(:error)
+
+        restored_project_json
+
+        expect(project.milestones.count).to eq(2)
+        expect(Milestone.find_by_title('Another milestone').iid).to eq(1)
+        expect(Milestone.find_by_title('Group-level milestone').iid).to eq(2)
+      end
+    end
   end
 end
diff --git a/spec/lib/gitlab/import_export/repo_restorer_spec.rb b/spec/lib/gitlab/import_export/repo_restorer_spec.rb
index dc806d036ff..7ffa84f906d 100644
--- a/spec/lib/gitlab/import_export/repo_restorer_spec.rb
+++ b/spec/lib/gitlab/import_export/repo_restorer_spec.rb
@@ -23,18 +23,22 @@ describe Gitlab::ImportExport::RepoRestorer do
 
     after do
       FileUtils.rm_rf(export_path)
-      FileUtils.rm_rf(project_with_repo.repository.path_to_repo)
-      FileUtils.rm_rf(project.repository.path_to_repo)
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        FileUtils.rm_rf(project_with_repo.repository.path_to_repo)
+        FileUtils.rm_rf(project.repository.path_to_repo)
+      end
     end
 
     it 'restores the repo successfully' do
-      expect(restorer.restore).to be true
+      expect(restorer.restore).to be_truthy
     end
 
     it 'has the webhooks' do
       restorer.restore
 
-      expect(Gitlab::Git::Hook.new('post-receive', project.repository.raw_repository)).to exist
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        expect(Gitlab::Git::Hook.new('post-receive', project.repository.raw_repository)).to exist
+      end
     end
   end
 end
diff --git a/spec/lib/gitlab/import_export/safe_model_attributes.yml b/spec/lib/gitlab/import_export/safe_model_attributes.yml
index 74e7a45fd6c..0a1e3eb83d3 100644
--- a/spec/lib/gitlab/import_export/safe_model_attributes.yml
+++ b/spec/lib/gitlab/import_export/safe_model_attributes.yml
@@ -242,6 +242,7 @@ Ci::Pipeline:
 - config_source
 - failure_reason
 - protected
+- iid
 Ci::Stage:
 - id
 - name
@@ -539,6 +540,7 @@ ProjectAutoDevops:
 - id
 - enabled
 - domain
+- deploy_strategy
 - project_id
 - created_at
 - updated_at
diff --git a/spec/lib/gitlab/import_export/uploads_saver_spec.rb b/spec/lib/gitlab/import_export/uploads_saver_spec.rb
index 1304d8fabfc..095687fa89d 100644
--- a/spec/lib/gitlab/import_export/uploads_saver_spec.rb
+++ b/spec/lib/gitlab/import_export/uploads_saver_spec.rb
@@ -3,7 +3,7 @@ require 'spec_helper'
 describe Gitlab::ImportExport::UploadsSaver do
   describe 'bundle a project Git repo' do
     let(:export_path) { "#{Dir.tmpdir}/uploads_saver_spec" }
-    let(:file) { fixture_file_upload(Rails.root + 'spec/fixtures/banana_sample.gif', 'image/gif') }
+    let(:file) { fixture_file_upload('spec/fixtures/banana_sample.gif', 'image/gif') }
     let(:shared) { project.import_export_shared }
 
     before do
diff --git a/spec/lib/gitlab/import_sources_spec.rb b/spec/lib/gitlab/import_sources_spec.rb
index f2fa315e3ec..10341486512 100644
--- a/spec/lib/gitlab/import_sources_spec.rb
+++ b/spec/lib/gitlab/import_sources_spec.rb
@@ -91,4 +91,23 @@ describe Gitlab::ImportSources do
       end
     end
   end
+
+  describe 'imports_repository? checker' do
+    let(:allowed_importers) { %w[github gitlab_project] }
+
+    it 'fails if any importer other than the allowed ones implements this method' do
+      current_importers = described_class.values.select { |kind| described_class.importer(kind).try(:imports_repository?) }
+      not_allowed_importers = current_importers - allowed_importers
+
+      expect(not_allowed_importers).to be_empty, failure_message(not_allowed_importers)
+    end
+
+    def failure_message(importers_class_names)
+      <<-MSG
+        It looks like the #{importers_class_names.join(', ')} importers implements its own way to import the repository.
+        That means that the lfs object download must be handled for each of them. You can use 'LfsImportService' and
+        'LfsDownloadService' to implement it. After that, add the importer name to the list of allowed importers in this spec.
+      MSG
+    end
+  end
 end
diff --git a/spec/lib/gitlab/kubernetes/helm/api_spec.rb b/spec/lib/gitlab/kubernetes/helm/api_spec.rb
index 740466ea5cb..aa7e43dfb16 100644
--- a/spec/lib/gitlab/kubernetes/helm/api_spec.rb
+++ b/spec/lib/gitlab/kubernetes/helm/api_spec.rb
@@ -7,13 +7,7 @@ describe Gitlab::Kubernetes::Helm::Api do
   let(:namespace) { Gitlab::Kubernetes::Namespace.new(gitlab_namespace, client) }
   let(:application) { create(:clusters_applications_prometheus) }
 
-  let(:command) do
-    Gitlab::Kubernetes::Helm::InstallCommand.new(
-      application.name,
-      chart: application.chart,
-      values: application.values
-    )
-  end
+  let(:command) { application.install_command }
 
   subject { helm }
 
diff --git a/spec/lib/gitlab/kubernetes/helm/install_command_spec.rb b/spec/lib/gitlab/kubernetes/helm/install_command_spec.rb
index 547f3f1752c..25c6fa3b9a3 100644
--- a/spec/lib/gitlab/kubernetes/helm/install_command_spec.rb
+++ b/spec/lib/gitlab/kubernetes/helm/install_command_spec.rb
@@ -3,44 +3,60 @@ require 'rails_helper'
 describe Gitlab::Kubernetes::Helm::InstallCommand do
   let(:application) { create(:clusters_applications_prometheus) }
   let(:namespace) { Gitlab::Kubernetes::Helm::NAMESPACE }
-
-  let(:install_command) do
-    described_class.new(
-      application.name,
-      chart: application.chart,
-      values: application.values
-    )
-  end
+  let(:install_command) { application.install_command }
 
   subject { install_command }
 
-  it_behaves_like 'helm commands' do
-    let(:commands) do
-      <<~EOS
+  context 'for ingress' do
+    let(:application) { create(:clusters_applications_ingress) }
+
+    it_behaves_like 'helm commands' do
+      let(:commands) do
+        <<~EOS
          helm init --client-only >/dev/null
          helm install #{application.chart} --name #{application.name} --namespace #{namespace} -f /data/helm/#{application.name}/config/values.yaml >/dev/null
-      EOS
+        EOS
+      end
+    end
+  end
+
+  context 'for prometheus' do
+    let(:application) { create(:clusters_applications_prometheus) }
+
+    it_behaves_like 'helm commands' do
+      let(:commands) do
+        <<~EOS
+         helm init --client-only >/dev/null
+         helm install #{application.chart} --name #{application.name} --version #{application.version} --namespace #{namespace} -f /data/helm/#{application.name}/config/values.yaml >/dev/null
+        EOS
+      end
     end
   end
 
-  context 'with an application with a repository' do
+  context 'for runner' do
     let(:ci_runner) { create(:ci_runner) }
     let(:application) { create(:clusters_applications_runner, runner: ci_runner) }
-    let(:install_command) do
-      described_class.new(
-        application.name,
-        chart: application.chart,
-        values: application.values,
-        repository: application.repository
-      )
+
+    it_behaves_like 'helm commands' do
+      let(:commands) do
+        <<~EOS
+         helm init --client-only >/dev/null
+         helm repo add #{application.name} #{application.repository}
+         helm install #{application.chart} --name #{application.name} --namespace #{namespace} -f /data/helm/#{application.name}/config/values.yaml >/dev/null
+        EOS
+      end
     end
+  end
+
+  context 'for jupyter' do
+    let(:application) { create(:clusters_applications_jupyter) }
 
     it_behaves_like 'helm commands' do
       let(:commands) do
         <<~EOS
-           helm init --client-only >/dev/null
-           helm repo add #{application.name} #{application.repository}
-           helm install #{application.chart} --name #{application.name} --namespace #{namespace} -f /data/helm/#{application.name}/config/values.yaml >/dev/null
+         helm init --client-only >/dev/null
+         helm repo add #{application.name} #{application.repository}
+         helm install #{application.chart} --name #{application.name} --namespace #{namespace} -f /data/helm/#{application.name}/config/values.yaml >/dev/null
         EOS
       end
     end
diff --git a/spec/lib/gitlab/legacy_github_import/project_creator_spec.rb b/spec/lib/gitlab/legacy_github_import/project_creator_spec.rb
index eb1b13704ea..3d4240fa4ba 100644
--- a/spec/lib/gitlab/legacy_github_import/project_creator_spec.rb
+++ b/spec/lib/gitlab/legacy_github_import/project_creator_spec.rb
@@ -17,7 +17,10 @@ describe Gitlab::LegacyGithubImport::ProjectCreator do
 
   before do
     namespace.add_owner(user)
-    allow_any_instance_of(Project).to receive(:add_import_job)
+
+    expect_next_instance_of(Project) do |project|
+      expect(project).to receive(:add_import_job)
+    end
   end
 
   describe '#execute' do
@@ -44,16 +47,44 @@ describe Gitlab::LegacyGithubImport::ProjectCreator do
     end
 
     context 'when GitHub project is public' do
-      before do
-        allow_any_instance_of(ApplicationSetting).to receive(:default_project_visibility).and_return(Gitlab::VisibilityLevel::INTERNAL)
-      end
-
-      it 'sets project visibility to the default project visibility' do
+      it 'sets project visibility to public' do
         repo.private = false
 
         project = service.execute
 
-        expect(project.visibility_level).to eq(Gitlab::VisibilityLevel::INTERNAL)
+        expect(project.visibility_level).to eq(Gitlab::VisibilityLevel::PUBLIC)
+      end
+    end
+
+    context 'when visibility level is restricted' do
+      context 'when GitHub project is private' do
+        before do
+          stub_application_setting(restricted_visibility_levels: [Gitlab::VisibilityLevel::PRIVATE])
+          allow_any_instance_of(ApplicationSetting).to receive(:default_project_visibility).and_return(Gitlab::VisibilityLevel::INTERNAL)
+        end
+
+        it 'sets project visibility to the default project visibility' do
+          repo.private = true
+
+          project = service.execute
+
+          expect(project.visibility_level).to eq(Gitlab::VisibilityLevel::INTERNAL)
+        end
+      end
+
+      context 'when GitHub project is public' do
+        before do
+          stub_application_setting(restricted_visibility_levels: [Gitlab::VisibilityLevel::PUBLIC])
+          allow_any_instance_of(ApplicationSetting).to receive(:default_project_visibility).and_return(Gitlab::VisibilityLevel::INTERNAL)
+        end
+
+        it 'sets project visibility to the default project visibility' do
+          repo.private = false
+
+          project = service.execute
+
+          expect(project.visibility_level).to eq(Gitlab::VisibilityLevel::INTERNAL)
+        end
       end
     end
 
diff --git a/spec/lib/gitlab/metrics/samplers/influx_sampler_spec.rb b/spec/lib/gitlab/metrics/samplers/influx_sampler_spec.rb
index f66451c5188..81954fcf8c5 100644
--- a/spec/lib/gitlab/metrics/samplers/influx_sampler_spec.rb
+++ b/spec/lib/gitlab/metrics/samplers/influx_sampler_spec.rb
@@ -3,10 +3,6 @@ require 'spec_helper'
 describe Gitlab::Metrics::Samplers::InfluxSampler do
   let(:sampler) { described_class.new(5) }
 
-  after do
-    Allocations.stop if Gitlab::Metrics.mri?
-  end
-
   describe '#start' do
     it 'runs once and gathers a sample at a given interval' do
       expect(sampler).to receive(:sleep).with(a_kind_of(Numeric)).twice
diff --git a/spec/lib/gitlab/metrics/samplers/ruby_sampler_spec.rb b/spec/lib/gitlab/metrics/samplers/ruby_sampler_spec.rb
index 54781dd52fc..7972ff253fe 100644
--- a/spec/lib/gitlab/metrics/samplers/ruby_sampler_spec.rb
+++ b/spec/lib/gitlab/metrics/samplers/ruby_sampler_spec.rb
@@ -8,10 +8,6 @@ describe Gitlab::Metrics::Samplers::RubySampler do
     allow(Gitlab::Metrics::NullMetric).to receive(:instance).and_return(null_metric)
   end
 
-  after do
-    Allocations.stop if Gitlab::Metrics.mri?
-  end
-
   describe '#sample' do
     it 'samples various statistics' do
       expect(Gitlab::Metrics::System).to receive(:memory_usage)
@@ -49,7 +45,7 @@ describe Gitlab::Metrics::Samplers::RubySampler do
     it 'adds a metric containing garbage collection time statistics' do
       expect(GC::Profiler).to receive(:total_time).and_return(0.24)
 
-      expect(sampler.metrics[:total_time]).to receive(:set).with({}, 240)
+      expect(sampler.metrics[:total_time]).to receive(:increment).with({}, 0.24)
 
       sampler.sample
     end
diff --git a/spec/lib/gitlab/metrics/web_transaction_spec.rb b/spec/lib/gitlab/metrics/web_transaction_spec.rb
index 6eb0600f49e..0b3b23e930f 100644
--- a/spec/lib/gitlab/metrics/web_transaction_spec.rb
+++ b/spec/lib/gitlab/metrics/web_transaction_spec.rb
@@ -194,7 +194,7 @@ describe Gitlab::Metrics::WebTransaction do
         expect(transaction.action).to eq('TestController#show')
       end
 
-      context 'when the response content type is not :html' do
+      context 'when the request content type is not :html' do
         let(:request) { double(:request, format: double(:format, ref: :json)) }
 
         it 'appends the mime type to the transaction action' do
@@ -202,6 +202,15 @@ describe Gitlab::Metrics::WebTransaction do
           expect(transaction.action).to eq('TestController#show.json')
         end
       end
+
+      context 'when the request content type is not' do
+        let(:request) { double(:request, format: double(:format, ref: 'http://example.com')) }
+
+        it 'does not append the MIME type to the transaction action' do
+          expect(transaction.labels).to eq({ controller: 'TestController', action: 'show' })
+          expect(transaction.action).to eq('TestController#show')
+        end
+      end
     end
 
     it 'returns no labels when no route information is present in env' do
diff --git a/spec/lib/gitlab/middleware/read_only_spec.rb b/spec/lib/gitlab/middleware/read_only_spec.rb
index 39ec2f37a83..5c398bc2063 100644
--- a/spec/lib/gitlab/middleware/read_only_spec.rb
+++ b/spec/lib/gitlab/middleware/read_only_spec.rb
@@ -2,6 +2,7 @@ require 'spec_helper'
 
 describe Gitlab::Middleware::ReadOnly do
   include Rack::Test::Methods
+  using RSpec::Parameterized::TableSyntax
 
   RSpec::Matchers.define :be_a_redirect do
     match do |response|
@@ -117,39 +118,41 @@ describe Gitlab::Middleware::ReadOnly do
     context 'whitelisted requests' do
       it 'expects a POST internal request to be allowed' do
         expect(Rails.application.routes).not_to receive(:recognize_path)
-
         response = request.post("/api/#{API::API.version}/internal")
 
         expect(response).not_to be_a_redirect
         expect(subject).not_to disallow_request
       end
 
-      it 'expects a POST LFS request to batch URL to be allowed' do
-        expect(Rails.application.routes).to receive(:recognize_path).and_call_original
-        response = request.post('/root/rouge.git/info/lfs/objects/batch')
+      it 'expects requests to sidekiq admin to be allowed' do
+        response = request.post('/admin/sidekiq')
 
         expect(response).not_to be_a_redirect
         expect(subject).not_to disallow_request
-      end
 
-      it 'expects a POST request to git-upload-pack URL to be allowed' do
-        expect(Rails.application.routes).to receive(:recognize_path).and_call_original
-        response = request.post('/root/rouge.git/git-upload-pack')
+        response = request.get('/admin/sidekiq')
 
         expect(response).not_to be_a_redirect
         expect(subject).not_to disallow_request
       end
 
-      it 'expects requests to sidekiq admin to be allowed' do
-        response = request.post('/admin/sidekiq')
-
-        expect(response).not_to be_a_redirect
-        expect(subject).not_to disallow_request
+      where(:description, :path) do
+        'LFS request to batch'        | '/root/rouge.git/info/lfs/objects/batch'
+        'LFS request to locks verify' | '/root/rouge.git/info/lfs/locks/verify'
+        'LFS request to locks create' | '/root/rouge.git/info/lfs/locks'
+        'LFS request to locks unlock' | '/root/rouge.git/info/lfs/locks/1/unlock'
+        'request to git-upload-pack'  | '/root/rouge.git/git-upload-pack'
+        'request to git-receive-pack' | '/root/rouge.git/git-receive-pack'
+      end
 
-        response = request.get('/admin/sidekiq')
+      with_them do
+        it "expects a POST #{description} URL to be allowed" do
+          expect(Rails.application.routes).to receive(:recognize_path).and_call_original
+          response = request.post(path)
 
-        expect(response).not_to be_a_redirect
-        expect(subject).not_to disallow_request
+          expect(response).not_to be_a_redirect
+          expect(subject).not_to disallow_request
+        end
       end
     end
   end
diff --git a/spec/lib/gitlab/path_regex_spec.rb b/spec/lib/gitlab/path_regex_spec.rb
index a40330d853f..e90e0aba0a4 100644
--- a/spec/lib/gitlab/path_regex_spec.rb
+++ b/spec/lib/gitlab/path_regex_spec.rb
@@ -90,11 +90,13 @@ describe Gitlab::PathRegex do
   let(:routes_not_starting_in_wildcard) { routes_without_format.select { |p| p !~ %r{^/[:*]} } }
 
   let(:top_level_words) do
-    words = routes_not_starting_in_wildcard.map do |route|
-      route.split('/')[1]
-    end.compact
-
-    (words + ee_top_level_words + files_in_public + Array(API::API.prefix.to_s)).uniq
+    routes_not_starting_in_wildcard
+      .map { |route| route.split('/')[1] }
+      .concat(ee_top_level_words)
+      .concat(files_in_public)
+      .concat(Array(API::API.prefix.to_s))
+      .compact
+      .uniq
   end
 
   let(:ee_top_level_words) do
diff --git a/spec/lib/gitlab/profiler_spec.rb b/spec/lib/gitlab/profiler_spec.rb
index 548eb28fe4d..4059188fba1 100644
--- a/spec/lib/gitlab/profiler_spec.rb
+++ b/spec/lib/gitlab/profiler_spec.rb
@@ -135,6 +135,51 @@ describe Gitlab::Profiler do
     end
   end
 
+  describe '.clean_backtrace' do
+    it 'uses the Rails backtrace cleaner' do
+      backtrace = []
+
+      expect(Rails.backtrace_cleaner).to receive(:clean).with(backtrace)
+
+      described_class.clean_backtrace(backtrace)
+    end
+
+    it 'removes lines from IGNORE_BACKTRACES' do
+      backtrace = [
+        "lib/gitlab/gitaly_client.rb:294:in `block (2 levels) in migrate'",
+        "lib/gitlab/gitaly_client.rb:331:in `allow_n_plus_1_calls'",
+        "lib/gitlab/gitaly_client.rb:280:in `block in migrate'",
+        "lib/gitlab/metrics/influx_db.rb:103:in `measure'",
+        "lib/gitlab/gitaly_client.rb:278:in `migrate'",
+        "lib/gitlab/git/repository.rb:1451:in `gitaly_migrate'",
+        "lib/gitlab/git/commit.rb:66:in `find'",
+        "app/models/repository.rb:1047:in `find_commit'",
+        "lib/gitlab/metrics/instrumentation.rb:159:in `block in find_commit'",
+        "lib/gitlab/metrics/method_call.rb:36:in `measure'",
+        "lib/gitlab/metrics/instrumentation.rb:159:in `find_commit'",
+        "app/models/repository.rb:113:in `commit'",
+        "lib/gitlab/i18n.rb:50:in `with_locale'",
+        "lib/gitlab/middleware/multipart.rb:95:in `call'",
+        "lib/gitlab/request_profiler/middleware.rb:14:in `call'",
+        "ee/lib/gitlab/database/load_balancing/rack_middleware.rb:37:in `call'",
+        "ee/lib/gitlab/jira/middleware.rb:15:in `call'"
+      ]
+
+      expect(described_class.clean_backtrace(backtrace))
+        .to eq([
+                 "lib/gitlab/gitaly_client.rb:294:in `block (2 levels) in migrate'",
+                 "lib/gitlab/gitaly_client.rb:331:in `allow_n_plus_1_calls'",
+                 "lib/gitlab/gitaly_client.rb:280:in `block in migrate'",
+                 "lib/gitlab/gitaly_client.rb:278:in `migrate'",
+                 "lib/gitlab/git/repository.rb:1451:in `gitaly_migrate'",
+                 "lib/gitlab/git/commit.rb:66:in `find'",
+                 "app/models/repository.rb:1047:in `find_commit'",
+                 "app/models/repository.rb:113:in `commit'",
+                 "ee/lib/gitlab/jira/middleware.rb:15:in `call'"
+               ])
+    end
+  end
+
   describe '.with_custom_logger' do
     context 'when the logger is set' do
       it 'uses the replacement logger for the duration of the block' do
diff --git a/spec/lib/gitlab/project_search_results_spec.rb b/spec/lib/gitlab/project_search_results_spec.rb
index e3f705d2299..50224bde722 100644
--- a/spec/lib/gitlab/project_search_results_spec.rb
+++ b/spec/lib/gitlab/project_search_results_spec.rb
@@ -22,47 +22,57 @@ describe Gitlab::ProjectSearchResults do
     it { expect(results.query).to eq('hello world') }
   end
 
-  describe 'blob search' do
-    let(:project) { create(:project, :public, :repository) }
-
-    subject(:results) { described_class.new(user, project, 'files').objects('blobs') }
-
-    context 'when repository is disabled' do
-      let(:project) { create(:project, :public, :repository, :repository_disabled) }
+  shared_examples 'general blob search' do |entity_type, blob_kind|
+    let(:query) { 'files' }
+    subject(:results) { described_class.new(user, project, query).objects(blob_type) }
 
-      it 'hides blobs from members' do
+    context "when #{entity_type} is disabled" do
+      let(:project) { disabled_project }
+      it "hides #{blob_kind} from members" do
         project.add_reporter(user)
 
         is_expected.to be_empty
       end
 
-      it 'hides blobs from non-members' do
+      it "hides #{blob_kind} from non-members" do
         is_expected.to be_empty
       end
     end
 
-    context 'when repository is internal' do
-      let(:project) { create(:project, :public, :repository, :repository_private) }
+    context "when #{entity_type} is internal" do
+      let(:project) { private_project }
 
-      it 'finds blobs for members' do
+      it "finds #{blob_kind} for members" do
         project.add_reporter(user)
 
         is_expected.not_to be_empty
       end
 
-      it 'hides blobs from non-members' do
+      it "hides #{blob_kind} from non-members" do
         is_expected.to be_empty
       end
     end
 
     it 'finds by name' do
-      expect(results.map(&:first)).to include('files/images/wm.svg')
+      expect(results.map(&:first)).to include(expected_file_by_name)
     end
 
     it 'finds by content' do
-      blob = results.select { |result| result.first == "CHANGELOG" }.flatten.last
+      blob = results.select { |result| result.first == expected_file_by_content }.flatten.last
 
-      expect(blob.filename).to eq("CHANGELOG")
+      expect(blob.filename).to eq(expected_file_by_content)
+    end
+  end
+
+  describe 'blob search' do
+    let(:project) { create(:project, :public, :repository) }
+
+    it_behaves_like 'general blob search', 'repository', 'blobs' do
+      let(:blob_type) { 'blobs' }
+      let(:disabled_project) { create(:project, :public, :repository, :repository_disabled) }
+      let(:private_project) { create(:project, :public, :repository, :repository_private) }
+      let(:expected_file_by_name) { 'files/images/wm.svg' }
+      let(:expected_file_by_content) { 'CHANGELOG' }
     end
 
     describe 'parsing results' do
@@ -189,40 +199,18 @@ describe Gitlab::ProjectSearchResults do
   describe 'wiki search' do
     let(:project) { create(:project, :public, :wiki_repo) }
     let(:wiki) { build(:project_wiki, project: project) }
-    let!(:wiki_page) { wiki.create_page('Title', 'Content') }
-
-    subject(:results) { described_class.new(user, project, 'Content').objects('wiki_blobs') }
-
-    context 'when wiki is disabled' do
-      let(:project) { create(:project, :public, :wiki_repo, :wiki_disabled) }
 
-      it 'hides wiki blobs from members' do
-        project.add_reporter(user)
-
-        is_expected.to be_empty
-      end
-
-      it 'hides wiki blobs from non-members' do
-        is_expected.to be_empty
-      end
-    end
-
-    context 'when wiki is internal' do
-      let(:project) { create(:project, :public, :wiki_repo, :wiki_private) }
-
-      it 'finds wiki blobs for guest' do
-        project.add_guest(user)
-
-        is_expected.not_to be_empty
-      end
-
-      it 'hides wiki blobs from non-members' do
-        is_expected.to be_empty
-      end
+    before do
+      wiki.create_page('Files/Title', 'Content')
+      wiki.create_page('CHANGELOG', 'Files example')
     end
 
-    it 'finds by content' do
-      expect(results).to include("master:Title.md\x001\x00Content\n")
+    it_behaves_like 'general blob search', 'wiki', 'wiki blobs' do
+      let(:blob_type) { 'wiki_blobs' }
+      let(:disabled_project) { create(:project, :public, :wiki_repo, :wiki_disabled) }
+      let(:private_project) { create(:project, :public, :wiki_repo, :wiki_private) }
+      let(:expected_file_by_name) { 'Files/Title.md' }
+      let(:expected_file_by_content) { 'CHANGELOG.md' }
     end
   end
 
diff --git a/spec/lib/gitlab/quick_actions/extractor_spec.rb b/spec/lib/gitlab/quick_actions/extractor_spec.rb
index f7c288f2393..0166f6c2ee0 100644
--- a/spec/lib/gitlab/quick_actions/extractor_spec.rb
+++ b/spec/lib/gitlab/quick_actions/extractor_spec.rb
@@ -182,6 +182,14 @@ describe Gitlab::QuickActions::Extractor do
       expect(msg).to eq "hello\nworld"
     end
 
+    it 'extracts command case insensitive' do
+      msg = %(hello\n/PoWer @user.name %9.10 ~"bar baz.2"\nworld)
+      msg, commands = extractor.extract_commands(msg)
+
+      expect(commands).to eq [['power', '@user.name %9.10 ~"bar baz.2"']]
+      expect(msg).to eq "hello\nworld"
+    end
+
     it 'does not extract noop commands' do
       msg = %(hello\nworld\n/reopen\n/noop_command)
       msg, commands = extractor.extract_commands(msg)
@@ -206,6 +214,14 @@ describe Gitlab::QuickActions::Extractor do
       expect(msg).to eq "hello\nworld\nthis is great? SHRUG"
     end
 
+    it 'extracts and performs substitution commands case insensitive' do
+      msg = %(hello\nworld\n/reOpen\n/sHRuG this is great?)
+      msg, commands = extractor.extract_commands(msg)
+
+      expect(commands).to eq [['reopen'], ['shrug', 'this is great?']]
+      expect(msg).to eq "hello\nworld\nthis is great? SHRUG"
+    end
+
     it 'extracts and performs substitution commands with comments' do
       msg = %(hello\nworld\n/reopen\n/substitution wow this is a thing.)
       msg, commands = extractor.extract_commands(msg)
diff --git a/spec/lib/gitlab/repository_cache_adapter_spec.rb b/spec/lib/gitlab/repository_cache_adapter_spec.rb
index 85971f2a7ef..5bd4d6c6a48 100644
--- a/spec/lib/gitlab/repository_cache_adapter_spec.rb
+++ b/spec/lib/gitlab/repository_cache_adapter_spec.rb
@@ -67,10 +67,18 @@ describe Gitlab::RepositoryCacheAdapter do
 
   describe '#expire_method_caches' do
     it 'expires the caches of the given methods' do
-      expect(cache).to receive(:expire).with(:readme)
+      expect(cache).to receive(:expire).with(:rendered_readme)
       expect(cache).to receive(:expire).with(:gitignore)
 
-      repository.expire_method_caches(%i(readme gitignore))
+      repository.expire_method_caches(%i(rendered_readme gitignore))
+    end
+
+    it 'does not expire caches for non-existent methods' do
+      expect(cache).not_to receive(:expire).with(:nonexistent)
+      expect(Rails.logger).to(
+        receive(:error).with("Requested to expire non-existent method 'nonexistent' for Repository"))
+
+      repository.expire_method_caches(%i(nonexistent))
     end
   end
 end
diff --git a/spec/lib/gitlab/search/query_spec.rb b/spec/lib/gitlab/search/query_spec.rb
new file mode 100644
index 00000000000..2d00428fffa
--- /dev/null
+++ b/spec/lib/gitlab/search/query_spec.rb
@@ -0,0 +1,39 @@
+require 'spec_helper'
+
+describe Gitlab::Search::Query do
+  let(:query) { 'base filter:wow anotherfilter:noway name:maybe other:mmm leftover' }
+  let(:subject) do
+    described_class.new(query) do
+      filter :filter
+      filter :name, parser: :upcase.to_proc
+      filter :other
+    end
+  end
+
+  it { expect(described_class).to be < SimpleDelegator }
+
+  it 'leaves undefined filters in the main query' do
+    expect(subject.term).to eq('base anotherfilter:noway leftover')
+  end
+
+  it 'parses filters' do
+    expect(subject.filters.count).to eq(3)
+    expect(subject.filters.map { |f| f[:value] }).to match_array(%w[wow MAYBE mmm])
+  end
+
+  context 'with an empty filter' do
+    let(:query) { 'some bar name: baz' }
+
+    it 'ignores empty filters' do
+      expect(subject.term).to eq('some bar name: baz')
+    end
+  end
+
+  context 'with a pipe' do
+    let(:query) { 'base | nofilter' }
+
+    it 'does not escape the pipe' do
+      expect(subject.term).to eq(query)
+    end
+  end
+end
diff --git a/spec/lib/gitlab/shard_health_cache_spec.rb b/spec/lib/gitlab/shard_health_cache_spec.rb
new file mode 100644
index 00000000000..e1a69261939
--- /dev/null
+++ b/spec/lib/gitlab/shard_health_cache_spec.rb
@@ -0,0 +1,52 @@
+require 'spec_helper'
+
+describe Gitlab::ShardHealthCache, :clean_gitlab_redis_cache do
+  let(:shards) { %w(foo bar) }
+
+  before do
+    described_class.update(shards)
+  end
+
+  describe '.clear' do
+    it 'leaves no shards around' do
+      described_class.clear
+
+      expect(described_class.healthy_shard_count).to eq(0)
+    end
+  end
+
+  describe '.update' do
+    it 'returns the healthy shards' do
+      expect(described_class.cached_healthy_shards).to match_array(shards)
+    end
+
+    it 'replaces the existing set' do
+      new_set = %w(test me more)
+      described_class.update(new_set)
+
+      expect(described_class.cached_healthy_shards).to match_array(new_set)
+    end
+  end
+
+  describe '.healthy_shard_count' do
+    it 'returns the healthy shard count' do
+      expect(described_class.healthy_shard_count).to eq(2)
+    end
+
+    it 'returns 0 if no shards are available' do
+      described_class.update([])
+
+      expect(described_class.healthy_shard_count).to eq(0)
+    end
+  end
+
+  describe '.healthy_shard?' do
+    it 'returns true for a healthy shard' do
+      expect(described_class.healthy_shard?('foo')).to be_truthy
+    end
+
+    it 'returns false for an unknown shard' do
+      expect(described_class.healthy_shard?('unknown')).to be_falsey
+    end
+  end
+end
diff --git a/spec/lib/gitlab/shell_spec.rb b/spec/lib/gitlab/shell_spec.rb
index bf6ee4b0b59..c435f988cdd 100644
--- a/spec/lib/gitlab/shell_spec.rb
+++ b/spec/lib/gitlab/shell_spec.rb
@@ -405,7 +405,11 @@ describe Gitlab::Shell do
     describe '#create_repository' do
       shared_examples '#create_repository' do
         let(:repository_storage) { 'default' }
-        let(:repository_storage_path) { Gitlab.config.repositories.storages[repository_storage].legacy_disk_path }
+        let(:repository_storage_path) do
+          Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+            Gitlab.config.repositories.storages[repository_storage].legacy_disk_path
+          end
+        end
         let(:repo_name) { 'project/path' }
         let(:created_path) { File.join(repository_storage_path, repo_name + '.git') }
 
@@ -495,13 +499,15 @@ describe Gitlab::Shell do
       end
 
       it 'returns true when the command succeeds' do
-        expect(gitlab_projects).to receive(:fork_repository).with('nfs-file05', 'fork/path.git') { true }
+        expect_any_instance_of(Gitlab::GitalyClient::RepositoryService).to receive(:fork_repository)
+          .with(repository.raw_repository) { :gitaly_response_object }
 
         is_expected.to be_truthy
       end
 
       it 'return false when the command fails' do
-        expect(gitlab_projects).to receive(:fork_repository).with('nfs-file05', 'fork/path.git') { false }
+        expect_any_instance_of(Gitlab::GitalyClient::RepositoryService).to receive(:fork_repository)
+          .with(repository.raw_repository) { raise GRPC::BadStatus, 'bla' }
 
         is_expected.to be_falsy
       end
@@ -643,7 +649,7 @@ describe Gitlab::Shell do
 
         subject do
           gitlab_shell.fetch_remote(repository.raw_repository, remote_name,
-            forced: true, no_tags: true, ssh_auth: ssh_auth)
+                                    forced: true, no_tags: true, ssh_auth: ssh_auth)
         end
 
         it 'passes the correct params to the gitaly service' do
@@ -658,21 +664,43 @@ describe Gitlab::Shell do
     describe '#import_repository' do
       let(:import_url) { 'https://gitlab.com/gitlab-org/gitlab-ce.git' }
 
-      it 'returns true when the command succeeds' do
-        expect(gitlab_projects).to receive(:import_project).with(import_url, timeout) { true }
+      context 'with gitaly' do
+        it 'returns true when the command succeeds' do
+          expect_any_instance_of(Gitlab::GitalyClient::RepositoryService).to receive(:import_repository).with(import_url)
 
-        result = gitlab_shell.import_repository(project.repository_storage, project.disk_path, import_url)
+          result = gitlab_shell.import_repository(project.repository_storage, project.disk_path, import_url)
 
-        expect(result).to be_truthy
+          expect(result).to be_truthy
+        end
+
+        it 'raises an exception when the command fails' do
+          expect_any_instance_of(Gitlab::GitalyClient::RepositoryService).to receive(:import_repository)
+            .with(import_url) { raise GRPC::BadStatus, 'bla' }
+          expect_any_instance_of(Gitlab::Shell::GitalyGitlabProjects).to receive(:output) { 'error'}
+
+          expect do
+            gitlab_shell.import_repository(project.repository_storage, project.disk_path, import_url)
+          end.to raise_error(Gitlab::Shell::Error, "error")
+        end
       end
 
-      it 'raises an exception when the command fails' do
-        allow(gitlab_projects).to receive(:output) { 'error' }
-        expect(gitlab_projects).to receive(:import_project) { false }
+      context 'without gitaly', :disable_gitaly do
+        it 'returns true when the command succeeds' do
+          expect(gitlab_projects).to receive(:import_project).with(import_url, timeout) { true }
 
-        expect do
-          gitlab_shell.import_repository(project.repository_storage, project.disk_path, import_url)
-        end.to raise_error(Gitlab::Shell::Error, "error")
+          result = gitlab_shell.import_repository(project.repository_storage, project.disk_path, import_url)
+
+          expect(result).to be_truthy
+        end
+
+        it 'raises an exception when the command fails' do
+          allow(gitlab_projects).to receive(:output) { 'error' }
+          expect(gitlab_projects).to receive(:import_project) { false }
+
+          expect do
+            gitlab_shell.import_repository(project.repository_storage, project.disk_path, import_url)
+          end.to raise_error(Gitlab::Shell::Error, "error")
+        end
       end
     end
   end
diff --git a/spec/lib/gitlab/sql/cte_spec.rb b/spec/lib/gitlab/sql/cte_spec.rb
new file mode 100644
index 00000000000..d6763c7b2e1
--- /dev/null
+++ b/spec/lib/gitlab/sql/cte_spec.rb
@@ -0,0 +1,42 @@
+require 'spec_helper'
+
+describe Gitlab::SQL::CTE, :postgresql do
+  describe '#to_arel' do
+    it 'generates an Arel relation for the CTE body' do
+      relation = User.where(id: 1)
+      cte = described_class.new(:cte_name, relation)
+      sql = cte.to_arel.to_sql
+      name = ActiveRecord::Base.connection.quote_table_name(:cte_name)
+
+      sql1 = ActiveRecord::Base.connection.unprepared_statement do
+        relation.except(:order).to_sql
+      end
+
+      expect(sql).to eq("#{name} AS (#{sql1})")
+    end
+  end
+
+  describe '#alias_to' do
+    it 'returns an alias for the CTE' do
+      cte = described_class.new(:cte_name, nil)
+      table = Arel::Table.new(:kittens)
+
+      source_name = ActiveRecord::Base.connection.quote_table_name(:cte_name)
+      alias_name = ActiveRecord::Base.connection.quote_table_name(:kittens)
+
+      expect(cte.alias_to(table).to_sql).to eq("#{source_name} AS #{alias_name}")
+    end
+  end
+
+  describe '#apply_to' do
+    it 'applies a CTE to an ActiveRecord::Relation' do
+      user = create(:user)
+      cte = described_class.new(:cte_name, User.where(id: user.id))
+
+      relation = cte.apply_to(User.all)
+
+      expect(relation.to_sql).to match(/WITH .+cte_name/)
+      expect(relation.to_a).to eq(User.where(id: user.id).to_a)
+    end
+  end
+end
diff --git a/spec/lib/gitlab/sql/glob_spec.rb b/spec/lib/gitlab/sql/glob_spec.rb
index f0bb4294d62..1cf8935bfe3 100644
--- a/spec/lib/gitlab/sql/glob_spec.rb
+++ b/spec/lib/gitlab/sql/glob_spec.rb
@@ -35,8 +35,9 @@ describe Gitlab::SQL::Glob do
     value = query("SELECT #{quote(string)} LIKE #{pattern}")
               .rows.flatten.first
 
+    check = Gitlab.rails5? ? true : 't'
     case value
-    when 't', 1
+    when check, 1
       true
     else
       false
diff --git a/spec/lib/gitlab/themes_spec.rb b/spec/lib/gitlab/themes_spec.rb
index ecacea6bb35..a8213988f70 100644
--- a/spec/lib/gitlab/themes_spec.rb
+++ b/spec/lib/gitlab/themes_spec.rb
@@ -5,9 +5,9 @@ describe Gitlab::Themes, lib: true do
     it 'returns a space-separated list of class names' do
       css = described_class.body_classes
 
-      expect(css).to include('ui_indigo')
-      expect(css).to include(' ui_dark ')
-      expect(css).to include(' ui_blue')
+      expect(css).to include('ui-indigo')
+      expect(css).to include('ui-dark')
+      expect(css).to include('ui-blue')
     end
   end
 
diff --git a/spec/lib/gitlab/url_blocker_spec.rb b/spec/lib/gitlab/url_blocker_spec.rb
index 81dbbb962dd..6f5f9938eca 100644
--- a/spec/lib/gitlab/url_blocker_spec.rb
+++ b/spec/lib/gitlab/url_blocker_spec.rb
@@ -58,20 +58,6 @@ describe Gitlab::UrlBlocker do
       end
     end
 
-    it 'returns true for a non-alphanumeric username' do
-      stub_resolv
-
-      aggregate_failures do
-        expect(described_class).to be_blocked_url('ssh://-oProxyCommand=whoami@example.com/a')
-
-        # The leading character here is a Unicode "soft hyphen"
-        expect(described_class).to be_blocked_url('ssh://­oProxyCommand=whoami@example.com/a')
-
-        # Unicode alphanumerics are allowed
-        expect(described_class).not_to be_blocked_url('ssh://ğitlab@example.com/a')
-      end
-    end
-
     it 'returns true for invalid URL' do
       expect(described_class.blocked_url?('http://:8080')).to be true
     end
@@ -120,6 +106,38 @@ describe Gitlab::UrlBlocker do
         allow(Addrinfo).to receive(:getaddrinfo).and_call_original
       end
     end
+
+    context 'when enforce_user is' do
+      before do
+        stub_resolv
+      end
+
+      context 'false (default)' do
+        it 'does not block urls with a non-alphanumeric username' do
+          expect(described_class).not_to be_blocked_url('ssh://-oProxyCommand=whoami@example.com/a')
+
+          # The leading character here is a Unicode "soft hyphen"
+          expect(described_class).not_to be_blocked_url('ssh://­oProxyCommand=whoami@example.com/a')
+
+          # Unicode alphanumerics are allowed
+          expect(described_class).not_to be_blocked_url('ssh://ğitlab@example.com/a')
+        end
+      end
+
+      context 'true' do
+        it 'blocks urls with a non-alphanumeric username' do
+          aggregate_failures do
+            expect(described_class).to be_blocked_url('ssh://-oProxyCommand=whoami@example.com/a', enforce_user: true)
+
+            # The leading character here is a Unicode "soft hyphen"
+            expect(described_class).to be_blocked_url('ssh://­oProxyCommand=whoami@example.com/a', enforce_user: true)
+
+            # Unicode alphanumerics are allowed
+            expect(described_class).not_to be_blocked_url('ssh://ğitlab@example.com/a', enforce_user: true)
+          end
+        end
+      end
+    end
   end
 
   # Resolv does not support resolving UTF-8 domain names
diff --git a/spec/lib/gitlab/url_builder_spec.rb b/spec/lib/gitlab/url_builder_spec.rb
index b81749cf428..9f495a5d50b 100644
--- a/spec/lib/gitlab/url_builder_spec.rb
+++ b/spec/lib/gitlab/url_builder_spec.rb
@@ -22,6 +22,31 @@ describe Gitlab::UrlBuilder do
       end
     end
 
+    context 'when passing a Milestone' do
+      let(:group) { create(:group) }
+      let(:project) { create(:project, :public, namespace: group) }
+
+      context 'belonging to a project' do
+        it 'returns a proper URL' do
+          milestone = create(:milestone, project: project)
+
+          url = described_class.build(milestone)
+
+          expect(url).to eq "#{Settings.gitlab['url']}/#{milestone.project.full_path}/milestones/#{milestone.iid}"
+        end
+      end
+
+      context 'belonging to a group' do
+        it 'returns a proper URL' do
+          milestone = create(:milestone, group: group)
+
+          url = described_class.build(milestone)
+
+          expect(url).to eq "#{Settings.gitlab['url']}/groups/#{milestone.group.full_path}/-/milestones/#{milestone.iid}"
+        end
+      end
+    end
+
     context 'when passing a MergeRequest' do
       it 'returns a proper URL' do
         merge_request = build_stubbed(:merge_request, iid: 42)
diff --git a/spec/lib/gitlab/usage_data_spec.rb b/spec/lib/gitlab/usage_data_spec.rb
index a716e6f5434..20def4fefe2 100644
--- a/spec/lib/gitlab/usage_data_spec.rb
+++ b/spec/lib/gitlab/usage_data_spec.rb
@@ -29,19 +29,20 @@ describe Gitlab::UsageData do
         active_user_count
         counts
         recorded_at
-        mattermost_enabled
         edition
         version
+        installation_type
         uuid
         hostname
-        signup
-        ldap
-        gravatar
-        omniauth
-        reply_by_email
-        container_registry
+        mattermost_enabled
+        signup_enabled
+        ldap_enabled
+        gravatar_enabled
+        omniauth_enabled
+        reply_by_email_enabled
+        container_registry_enabled
+        gitlab_shared_runners_enabled
         gitlab_pages
-        gitlab_shared_runners
         git
         database
         avg_cycle_analytics
@@ -128,13 +129,14 @@ describe Gitlab::UsageData do
     subject { described_class.features_usage_data_ce }
 
     it 'gathers feature usage data' do
-      expect(subject[:signup]).to eq(Gitlab::CurrentSettings.allow_signup?)
-      expect(subject[:ldap]).to eq(Gitlab.config.ldap.enabled)
-      expect(subject[:gravatar]).to eq(Gitlab::CurrentSettings.gravatar_enabled?)
-      expect(subject[:omniauth]).to eq(Gitlab.config.omniauth.enabled)
-      expect(subject[:reply_by_email]).to eq(Gitlab::IncomingEmail.enabled?)
-      expect(subject[:container_registry]).to eq(Gitlab.config.registry.enabled)
-      expect(subject[:gitlab_shared_runners]).to eq(Gitlab.config.gitlab_ci.shared_runners_enabled)
+      expect(subject[:mattermost_enabled]).to eq(Gitlab.config.mattermost.enabled)
+      expect(subject[:signup_enabled]).to eq(Gitlab::CurrentSettings.allow_signup?)
+      expect(subject[:ldap_enabled]).to eq(Gitlab.config.ldap.enabled)
+      expect(subject[:gravatar_enabled]).to eq(Gitlab::CurrentSettings.gravatar_enabled?)
+      expect(subject[:omniauth_enabled]).to eq(Gitlab.config.omniauth.enabled)
+      expect(subject[:reply_by_email_enabled]).to eq(Gitlab::IncomingEmail.enabled?)
+      expect(subject[:container_registry_enabled]).to eq(Gitlab.config.registry.enabled)
+      expect(subject[:gitlab_shared_runners_enabled]).to eq(Gitlab.config.gitlab_ci.shared_runners_enabled)
     end
   end
 
@@ -156,6 +158,7 @@ describe Gitlab::UsageData do
     it "gathers license data" do
       expect(subject[:uuid]).to eq(Gitlab::CurrentSettings.uuid)
       expect(subject[:version]).to eq(Gitlab::VERSION)
+      expect(subject[:installation_type]).to eq(Gitlab::INSTALLATION_TYPE)
       expect(subject[:active_user_count]).to eq(User.active.count)
       expect(subject[:recorded_at]).to be_a(Time)
     end
diff --git a/spec/lib/gitlab/user_access_spec.rb b/spec/lib/gitlab/user_access_spec.rb
index 97b6069f64d..0469d984a40 100644
--- a/spec/lib/gitlab/user_access_spec.rb
+++ b/spec/lib/gitlab/user_access_spec.rb
@@ -142,7 +142,7 @@ describe Gitlab::UserAccess do
           target_project: canonical_project,
           source_project: project,
           source_branch: 'awesome-feature',
-          allow_maintainer_to_push: true
+          allow_collaboration: true
         )
       end
 
diff --git a/spec/lib/gitlab/utils/override_spec.rb b/spec/lib/gitlab/utils/override_spec.rb
index 7c97cee982a..fc08ebcfc6d 100644
--- a/spec/lib/gitlab/utils/override_spec.rb
+++ b/spec/lib/gitlab/utils/override_spec.rb
@@ -1,7 +1,13 @@
-require 'spec_helper'
+require 'fast_spec_helper'
 
 describe Gitlab::Utils::Override do
-  let(:base) { Struct.new(:good) }
+  let(:base) do
+    Struct.new(:good) do
+      def self.good
+        0
+      end
+    end
+  end
 
   let(:derived) { Class.new(base).tap { |m| m.extend described_class } }
   let(:extension) { Module.new.tap { |m| m.extend described_class } }
@@ -9,6 +15,14 @@ describe Gitlab::Utils::Override do
   let(:prepending_class) { base.tap { |m| m.prepend extension } }
   let(:including_class) { base.tap { |m| m.include extension } }
 
+  let(:prepending_class_methods) do
+    base.tap { |m| m.singleton_class.prepend extension }
+  end
+
+  let(:extending_class_methods) do
+    base.tap { |m| m.extend extension }
+  end
+
   let(:klass) { subject }
 
   def good(mod)
@@ -36,7 +50,7 @@ describe Gitlab::Utils::Override do
   shared_examples 'checking as intended' do
     it 'checks ok for overriding method' do
       good(subject)
-      result = klass.new(0).good
+      result = instance.good
 
       expect(result).to eq(1)
       described_class.verify!
@@ -45,7 +59,25 @@ describe Gitlab::Utils::Override do
     it 'raises NotImplementedError when it is not overriding anything' do
       expect do
         bad(subject)
-        klass.new(0).bad
+        instance.bad
+        described_class.verify!
+      end.to raise_error(NotImplementedError)
+    end
+  end
+
+  shared_examples 'checking as intended, nothing was overridden' do
+    it 'raises NotImplementedError because it is not overriding it' do
+      expect do
+        good(subject)
+        instance.good
+        described_class.verify!
+      end.to raise_error(NotImplementedError)
+    end
+
+    it 'raises NotImplementedError when it is not overriding anything' do
+      expect do
+        bad(subject)
+        instance.bad
         described_class.verify!
       end.to raise_error(NotImplementedError)
     end
@@ -54,7 +86,7 @@ describe Gitlab::Utils::Override do
   shared_examples 'nothing happened' do
     it 'does not complain when it is overriding something' do
       good(subject)
-      result = klass.new(0).good
+      result = instance.good
 
       expect(result).to eq(1)
       described_class.verify!
@@ -62,7 +94,7 @@ describe Gitlab::Utils::Override do
 
     it 'does not complain when it is not overriding anything' do
       bad(subject)
-      result = klass.new(0).bad
+      result = instance.bad
 
       expect(result).to eq(true)
       described_class.verify!
@@ -75,83 +107,97 @@ describe Gitlab::Utils::Override do
   end
 
   describe '#override' do
-    context 'when STATIC_VERIFICATION is set' do
-      before do
-        stub_env('STATIC_VERIFICATION', 'true')
-      end
+    context 'when instance is klass.new(0)' do
+      let(:instance) { klass.new(0) }
 
-      context 'when subject is a class' do
-        subject { derived }
+      context 'when STATIC_VERIFICATION is set' do
+        before do
+          stub_env('STATIC_VERIFICATION', 'true')
+        end
 
-        it_behaves_like 'checking as intended'
-      end
+        context 'when subject is a class' do
+          subject { derived }
+
+          it_behaves_like 'checking as intended'
+        end
+
+        context 'when subject is a module, and class is prepending it' do
+          subject { extension }
+          let(:klass) { prepending_class }
+
+          it_behaves_like 'checking as intended'
+        end
 
-      context 'when subject is a module, and class is prepending it' do
-        subject { extension }
-        let(:klass) { prepending_class }
+        context 'when subject is a module, and class is including it' do
+          subject { extension }
+          let(:klass) { including_class }
 
-        it_behaves_like 'checking as intended'
+          it_behaves_like 'checking as intended, nothing was overridden'
+        end
       end
 
-      context 'when subject is a module, and class is including it' do
-        subject { extension }
-        let(:klass) { including_class }
+      context 'when STATIC_VERIFICATION is not set' do
+        before do
+          stub_env('STATIC_VERIFICATION', nil)
+        end
 
-        it 'raises NotImplementedError because it is not overriding it' do
-          expect do
-            good(subject)
-            klass.new(0).good
-            described_class.verify!
-          end.to raise_error(NotImplementedError)
+        context 'when subject is a class' do
+          subject { derived }
+
+          it_behaves_like 'nothing happened'
         end
 
-        it 'raises NotImplementedError when it is not overriding anything' do
-          expect do
-            bad(subject)
-            klass.new(0).bad
-            described_class.verify!
-          end.to raise_error(NotImplementedError)
+        context 'when subject is a module, and class is prepending it' do
+          subject { extension }
+          let(:klass) { prepending_class }
+
+          it_behaves_like 'nothing happened'
         end
-      end
-    end
-  end
 
-  context 'when STATIC_VERIFICATION is not set' do
-    before do
-      stub_env('STATIC_VERIFICATION', nil)
-    end
+        context 'when subject is a module, and class is including it' do
+          subject { extension }
+          let(:klass) { including_class }
 
-    context 'when subject is a class' do
-      subject { derived }
+          it 'does not complain when it is overriding something' do
+            good(subject)
+            result = instance.good
 
-      it_behaves_like 'nothing happened'
-    end
+            expect(result).to eq(0)
+            described_class.verify!
+          end
 
-    context 'when subject is a module, and class is prepending it' do
-      subject { extension }
-      let(:klass) { prepending_class }
+          it 'does not complain when it is not overriding anything' do
+            bad(subject)
+            result = instance.bad
 
-      it_behaves_like 'nothing happened'
+            expect(result).to eq(true)
+            described_class.verify!
+          end
+        end
+      end
     end
 
-    context 'when subject is a module, and class is including it' do
-      subject { extension }
-      let(:klass) { including_class }
+    context 'when instance is klass' do
+      let(:instance) { klass }
 
-      it 'does not complain when it is overriding something' do
-        good(subject)
-        result = klass.new(0).good
+      context 'when STATIC_VERIFICATION is set' do
+        before do
+          stub_env('STATIC_VERIFICATION', 'true')
+        end
 
-        expect(result).to eq(0)
-        described_class.verify!
-      end
+        context 'when subject is a module, and class is prepending it' do
+          subject { extension }
+          let(:klass) { prepending_class_methods }
 
-      it 'does not complain when it is not overriding anything' do
-        bad(subject)
-        result = klass.new(0).bad
+          it_behaves_like 'checking as intended'
+        end
 
-        expect(result).to eq(true)
-        described_class.verify!
+        context 'when subject is a module, and class is extending it' do
+          subject { extension }
+          let(:klass) { extending_class_methods }
+
+          it_behaves_like 'checking as intended, nothing was overridden'
+        end
       end
     end
   end
diff --git a/spec/lib/gitlab/verify/job_artifacts_spec.rb b/spec/lib/gitlab/verify/job_artifacts_spec.rb
index ec490bdfde2..6e916a56564 100644
--- a/spec/lib/gitlab/verify/job_artifacts_spec.rb
+++ b/spec/lib/gitlab/verify/job_artifacts_spec.rb
@@ -21,15 +21,38 @@ describe Gitlab::Verify::JobArtifacts do
       FileUtils.rm_f(artifact.file.path)
 
       expect(failures.keys).to contain_exactly(artifact)
-      expect(failure).to be_a(Errno::ENOENT)
-      expect(failure.to_s).to include(artifact.file.path)
+      expect(failure).to include('No such file or directory')
+      expect(failure).to include(artifact.file.path)
     end
 
     it 'fails artifacts with a mismatched checksum' do
       File.truncate(artifact.file.path, 0)
 
       expect(failures.keys).to contain_exactly(artifact)
-      expect(failure.to_s).to include('Checksum mismatch')
+      expect(failure).to include('Checksum mismatch')
+    end
+
+    context 'with remote files' do
+      let(:file) { double(:file) }
+
+      before do
+        stub_artifacts_object_storage
+        artifact.update!(file_store: ObjectStorage::Store::REMOTE)
+        expect(CarrierWave::Storage::Fog::File).to receive(:new).and_return(file)
+      end
+
+      it 'passes artifacts in object storage that exist' do
+        expect(file).to receive(:exists?).and_return(true)
+
+        expect(failures).to eq({})
+      end
+
+      it 'fails artifacts in object storage that do not exist' do
+        expect(file).to receive(:exists?).and_return(false)
+
+        expect(failures.keys).to contain_exactly(artifact)
+        expect(failure).to include('Remote object does not exist')
+      end
     end
   end
 end
diff --git a/spec/lib/gitlab/verify/lfs_objects_spec.rb b/spec/lib/gitlab/verify/lfs_objects_spec.rb
index 0f890e2c7ce..2feaedd6f14 100644
--- a/spec/lib/gitlab/verify/lfs_objects_spec.rb
+++ b/spec/lib/gitlab/verify/lfs_objects_spec.rb
@@ -21,30 +21,37 @@ describe Gitlab::Verify::LfsObjects do
       FileUtils.rm_f(lfs_object.file.path)
 
       expect(failures.keys).to contain_exactly(lfs_object)
-      expect(failure).to be_a(Errno::ENOENT)
-      expect(failure.to_s).to include(lfs_object.file.path)
+      expect(failure).to include('No such file or directory')
+      expect(failure).to include(lfs_object.file.path)
     end
 
     it 'fails LFS objects with a mismatched oid' do
       File.truncate(lfs_object.file.path, 0)
 
       expect(failures.keys).to contain_exactly(lfs_object)
-      expect(failure.to_s).to include('Checksum mismatch')
+      expect(failure).to include('Checksum mismatch')
     end
 
     context 'with remote files' do
+      let(:file) { double(:file) }
+
       before do
         stub_lfs_object_storage
+        lfs_object.update!(file_store: ObjectStorage::Store::REMOTE)
+        expect(CarrierWave::Storage::Fog::File).to receive(:new).and_return(file)
       end
 
-      it 'skips LFS objects in object storage' do
-        local_failure = create(:lfs_object)
-        create(:lfs_object, :object_storage)
+      it 'passes LFS objects in object storage that exist' do
+        expect(file).to receive(:exists?).and_return(true)
+
+        expect(failures).to eq({})
+      end
 
-        failures = {}
-        described_class.new(batch_size: 10).run_batches { |_, failed| failures.merge!(failed) }
+      it 'fails LFS objects in object storage that do not exist' do
+        expect(file).to receive(:exists?).and_return(false)
 
-        expect(failures.keys).to contain_exactly(local_failure)
+        expect(failures.keys).to contain_exactly(lfs_object)
+        expect(failure).to include('Remote object does not exist')
       end
     end
   end
diff --git a/spec/lib/gitlab/verify/uploads_spec.rb b/spec/lib/gitlab/verify/uploads_spec.rb
index 85768308edc..38c30fab1ba 100644
--- a/spec/lib/gitlab/verify/uploads_spec.rb
+++ b/spec/lib/gitlab/verify/uploads_spec.rb
@@ -23,37 +23,73 @@ describe Gitlab::Verify::Uploads do
       FileUtils.rm_f(upload.absolute_path)
 
       expect(failures.keys).to contain_exactly(upload)
-      expect(failure).to be_a(Errno::ENOENT)
-      expect(failure.to_s).to include(upload.absolute_path)
+      expect(failure).to include('No such file or directory')
+      expect(failure).to include(upload.absolute_path)
     end
 
     it 'fails uploads with a mismatched checksum' do
       upload.update!(checksum: 'something incorrect')
 
       expect(failures.keys).to contain_exactly(upload)
-      expect(failure.to_s).to include('Checksum mismatch')
+      expect(failure).to include('Checksum mismatch')
     end
 
     it 'fails uploads with a missing precalculated checksum' do
       upload.update!(checksum: '')
 
       expect(failures.keys).to contain_exactly(upload)
-      expect(failure.to_s).to include('Checksum missing')
+      expect(failure).to include('Checksum missing')
     end
 
     context 'with remote files' do
+      let(:file) { double(:file) }
+
       before do
         stub_uploads_object_storage(AvatarUploader)
+        upload.update!(store: ObjectStorage::Store::REMOTE)
       end
 
-      it 'skips uploads in object storage' do
-        local_failure = create(:upload)
-        create(:upload, :object_storage)
+      describe 'returned hash object' do
+        before do
+          expect(CarrierWave::Storage::Fog::File).to receive(:new).and_return(file)
+        end
+
+        it 'passes uploads in object storage that exist' do
+          expect(file).to receive(:exists?).and_return(true)
+
+          expect(failures).to eq({})
+        end
+
+        it 'fails uploads in object storage that do not exist' do
+          expect(file).to receive(:exists?).and_return(false)
+
+          expect(failures.keys).to contain_exactly(upload)
+          expect(failure).to include('Remote object does not exist')
+        end
+      end
+
+      describe 'performance' do
+        before do
+          allow(file).to receive(:exists?)
+          allow(CarrierWave::Storage::Fog::File).to receive(:new).and_return(file)
+        end
+
+        it "avoids N+1 queries" do
+          control_count = ActiveRecord::QueryRecorder.new { perform_task }
+
+          # Create additional uploads in object storage
+          projects = create_list(:project, 3, :with_avatar)
+          uploads = projects.flat_map(&:uploads)
+          uploads.each do |upload|
+            upload.update!(store: ObjectStorage::Store::REMOTE)
+          end
 
-        failures = {}
-        described_class.new(batch_size: 10).run_batches { |_, failed| failures.merge!(failed) }
+          expect { perform_task }.not_to exceed_query_limit(control_count)
+        end
 
-        expect(failures.keys).to contain_exactly(local_failure)
+        def perform_task
+          described_class.new(batch_size: 100).run_batches { }
+        end
       end
     end
   end
diff --git a/spec/lib/gitlab/wiki_file_finder_spec.rb b/spec/lib/gitlab/wiki_file_finder_spec.rb
new file mode 100644
index 00000000000..025d1203dc5
--- /dev/null
+++ b/spec/lib/gitlab/wiki_file_finder_spec.rb
@@ -0,0 +1,20 @@
+require 'spec_helper'
+
+describe Gitlab::WikiFileFinder do
+  describe '#find' do
+    let(:project) { create(:project, :public, :wiki_repo) }
+    let(:wiki) { build(:project_wiki, project: project) }
+
+    before do
+      wiki.create_page('Files/Title', 'Content')
+      wiki.create_page('CHANGELOG', 'Files example')
+    end
+
+    it_behaves_like 'file finder' do
+      subject { described_class.new(project, project.wiki.default_branch) }
+
+      let(:expected_file_by_name) { 'Files/Title.md' }
+      let(:expected_file_by_content) { 'CHANGELOG.md' }
+    end
+  end
+end
diff --git a/spec/lib/mattermost/session_spec.rb b/spec/lib/mattermost/session_spec.rb
index 5410bfbeb31..b7687d48c68 100644
--- a/spec/lib/mattermost/session_spec.rb
+++ b/spec/lib/mattermost/session_spec.rb
@@ -1,6 +1,8 @@
 require 'spec_helper'
 
 describe Mattermost::Session, type: :request do
+  include ExclusiveLeaseHelpers
+
   let(:user) { create(:user) }
 
   let(:gitlab_url) { "http://gitlab.com" }
@@ -97,26 +99,20 @@ describe Mattermost::Session, type: :request do
       end
     end
 
-    context 'with lease' do
-      before do
-        allow(subject).to receive(:lease_try_obtain).and_return('aldkfjsldfk')
-      end
+    context 'exclusive lease' do
+      let(:lease_key) { 'mattermost:session' }
 
       it 'tries to obtain a lease' do
-        expect(subject).to receive(:lease_try_obtain)
-        expect(Gitlab::ExclusiveLease).to receive(:cancel)
+        expect_to_obtain_exclusive_lease(lease_key, 'uuid')
+        expect_to_cancel_exclusive_lease(lease_key, 'uuid')
 
         # Cannot setup a session, but we should still cancel the lease
         expect { subject.with_session }.to raise_error(Mattermost::NoSessionError)
       end
-    end
 
-    context 'without lease' do
-      before do
-        allow(subject).to receive(:lease_try_obtain).and_return(nil)
-      end
+      it 'returns a NoSessionError error without lease' do
+        stub_exclusive_lease_taken(lease_key)
 
-      it 'returns a NoSessionError error' do
         expect { subject.with_session }.to raise_error(Mattermost::NoSessionError)
       end
     end
diff --git a/spec/lib/microsoft_teams/notifier_spec.rb b/spec/lib/microsoft_teams/notifier_spec.rb
index 3035693812f..c9756544bd6 100644
--- a/spec/lib/microsoft_teams/notifier_spec.rb
+++ b/spec/lib/microsoft_teams/notifier_spec.rb
@@ -8,7 +8,7 @@ describe MicrosoftTeams::Notifier do
   let(:options) do
     {
       title: 'JohnDoe4/project2',
-      pretext: '[[JohnDoe4/project2](http://localhost/namespace2/gitlabhq)] Issue [#1 Awesome issue](http://localhost/namespace2/gitlabhq/issues/1) opened by user6',
+      summary: '[[JohnDoe4/project2](http://localhost/namespace2/gitlabhq)] Issue [#1 Awesome issue](http://localhost/namespace2/gitlabhq/issues/1) opened by user6',
       activity: {
         title: 'Issue opened by user6',
         subtitle: 'in [JohnDoe4/project2](http://localhost/namespace2/gitlabhq)',
diff --git a/spec/lib/object_storage/direct_upload_spec.rb b/spec/lib/object_storage/direct_upload_spec.rb
new file mode 100644
index 00000000000..e0569218d78
--- /dev/null
+++ b/spec/lib/object_storage/direct_upload_spec.rb
@@ -0,0 +1,168 @@
+require 'spec_helper'
+
+describe ObjectStorage::DirectUpload do
+  let(:credentials) do
+    {
+      provider: 'AWS',
+      aws_access_key_id: 'AWS_ACCESS_KEY_ID',
+      aws_secret_access_key: 'AWS_SECRET_ACCESS_KEY'
+    }
+  end
+
+  let(:storage_url) { 'https://uploads.s3.amazonaws.com/' }
+
+  let(:bucket_name) { 'uploads' }
+  let(:object_name) { 'tmp/uploads/my-file' }
+  let(:maximum_size) { 1.gigabyte }
+
+  let(:direct_upload) { described_class.new(credentials, bucket_name, object_name, has_length: has_length, maximum_size: maximum_size) }
+
+  before do
+    Fog.unmock!
+  end
+
+  describe '#has_length' do
+    context 'is known' do
+      let(:has_length) { true }
+      let(:maximum_size) { nil }
+
+      it "maximum size is not required" do
+        expect { direct_upload }.not_to raise_error
+      end
+    end
+
+    context 'is unknown' do
+      let(:has_length) { false }
+
+      context 'and maximum size is specified' do
+        let(:maximum_size) { 1.gigabyte }
+
+        it "does not raise an error" do
+          expect { direct_upload }.not_to raise_error
+        end
+      end
+
+      context 'and maximum size is not specified' do
+        let(:maximum_size) { nil }
+
+        it "raises an error" do
+          expect { direct_upload }.to raise_error /maximum_size has to be specified if length is unknown/
+        end
+      end
+    end
+  end
+
+  describe '#to_hash' do
+    subject { direct_upload.to_hash }
+
+    shared_examples 'a valid upload' do
+      it "returns valid structure" do
+        expect(subject).to have_key(:Timeout)
+        expect(subject[:GetURL]).to start_with(storage_url)
+        expect(subject[:StoreURL]).to start_with(storage_url)
+        expect(subject[:DeleteURL]).to start_with(storage_url)
+      end
+    end
+
+    shared_examples 'a valid upload with multipart data' do
+      before do
+        stub_object_storage_multipart_init(storage_url, "myUpload")
+      end
+
+      it_behaves_like 'a valid upload'
+
+      it "returns valid structure" do
+        expect(subject).to have_key(:MultipartUpload)
+        expect(subject[:MultipartUpload]).to have_key(:PartSize)
+        expect(subject[:MultipartUpload][:PartURLs]).to all(start_with(storage_url))
+        expect(subject[:MultipartUpload][:PartURLs]).to all(include('uploadId=myUpload'))
+        expect(subject[:MultipartUpload][:CompleteURL]).to start_with(storage_url)
+        expect(subject[:MultipartUpload][:CompleteURL]).to include('uploadId=myUpload')
+        expect(subject[:MultipartUpload][:AbortURL]).to start_with(storage_url)
+        expect(subject[:MultipartUpload][:AbortURL]).to include('uploadId=myUpload')
+      end
+    end
+
+    shared_examples 'a valid upload without multipart data' do
+      it_behaves_like 'a valid upload'
+
+      it "returns valid structure" do
+        expect(subject).not_to have_key(:MultipartUpload)
+      end
+    end
+
+    context 'when AWS is used' do
+      context 'when length is known' do
+        let(:has_length) { true }
+
+        it_behaves_like 'a valid upload without multipart data'
+      end
+
+      context 'when length is unknown' do
+        let(:has_length) { false }
+
+        it_behaves_like 'a valid upload with multipart data' do
+          context 'when maximum upload size is 10MB' do
+            let(:maximum_size) { 10.megabyte }
+
+            it 'returns only 2 parts' do
+              expect(subject[:MultipartUpload][:PartURLs].length).to eq(2)
+            end
+
+            it 'part size is mimimum, 5MB' do
+              expect(subject[:MultipartUpload][:PartSize]).to eq(5.megabyte)
+            end
+          end
+
+          context 'when maximum upload size is 12MB' do
+            let(:maximum_size) { 12.megabyte }
+
+            it 'returns only 3 parts' do
+              expect(subject[:MultipartUpload][:PartURLs].length).to eq(3)
+            end
+
+            it 'part size is rounded-up to 5MB' do
+              expect(subject[:MultipartUpload][:PartSize]).to eq(5.megabyte)
+            end
+          end
+
+          context 'when maximum upload size is 49GB' do
+            let(:maximum_size) { 49.gigabyte }
+
+            it 'returns maximum, 100 parts' do
+              expect(subject[:MultipartUpload][:PartURLs].length).to eq(100)
+            end
+
+            it 'part size is rounded-up to 5MB' do
+              expect(subject[:MultipartUpload][:PartSize]).to eq(505.megabyte)
+            end
+          end
+        end
+      end
+    end
+
+    context 'when Google is used' do
+      let(:credentials) do
+        {
+          provider: 'Google',
+          google_storage_access_key_id: 'GOOGLE_ACCESS_KEY_ID',
+          google_storage_secret_access_key: 'GOOGLE_SECRET_ACCESS_KEY'
+        }
+      end
+
+      let(:storage_url) { 'https://storage.googleapis.com/uploads/' }
+
+      context 'when length is known' do
+        let(:has_length) { true }
+
+        it_behaves_like 'a valid upload without multipart data'
+      end
+
+      context 'when length is unknown' do
+        let(:has_length) { false }
+
+        it_behaves_like 'a valid upload without multipart data'
+      end
+    end
+  end
+end
diff --git a/spec/mailers/notify_spec.rb b/spec/mailers/notify_spec.rb
index 69eafbe4bbe..a9a45367b4a 100644
--- a/spec/mailers/notify_spec.rb
+++ b/spec/mailers/notify_spec.rb
@@ -68,7 +68,7 @@ describe Notify do
         end
 
         it 'contains the description' do
-          is_expected.to have_html_escaped_body_text issue.description
+          is_expected.to have_body_text issue.description
         end
 
         it 'does not add a reason header' do
@@ -89,7 +89,7 @@ describe Notify do
           end
 
           it 'contains a link to note author' do
-            is_expected.to have_html_escaped_body_text(issue.author_name)
+            is_expected.to have_body_text(issue.author_name)
             is_expected.to have_body_text 'created an issue:'
           end
         end
@@ -115,8 +115,8 @@ describe Notify do
         it 'has the correct subject and body' do
           aggregate_failures do
             is_expected.to have_referable_subject(issue, reply: true)
-            is_expected.to have_html_escaped_body_text(previous_assignee.name)
-            is_expected.to have_html_escaped_body_text(assignee.name)
+            is_expected.to have_body_text(previous_assignee.name)
+            is_expected.to have_body_text(assignee.name)
             is_expected.to have_body_text(project_issue_path(project, issue))
           end
         end
@@ -190,7 +190,7 @@ describe Notify do
           aggregate_failures do
             is_expected.to have_referable_subject(issue, reply: true)
             is_expected.to have_body_text(status)
-            is_expected.to have_html_escaped_body_text(current_user.name)
+            is_expected.to have_body_text(current_user.name)
             is_expected.to have_body_text(project_issue_path project, issue)
           end
         end
@@ -243,7 +243,7 @@ describe Notify do
         end
 
         it 'contains the description' do
-          is_expected.to have_html_escaped_body_text merge_request.description
+          is_expected.to have_body_text merge_request.description
         end
 
         context 'when sent with a reason' do
@@ -260,7 +260,7 @@ describe Notify do
           end
 
           it 'contains a link to note author' do
-            is_expected.to have_html_escaped_body_text merge_request.author_name
+            is_expected.to have_body_text merge_request.author_name
             is_expected.to have_body_text 'created a merge request:'
           end
         end
@@ -286,9 +286,9 @@ describe Notify do
         it 'has the correct subject and body' do
           aggregate_failures do
             is_expected.to have_referable_subject(merge_request, reply: true)
-            is_expected.to have_html_escaped_body_text(previous_assignee.name)
+            is_expected.to have_body_text(previous_assignee.name)
             is_expected.to have_body_text(project_merge_request_path(project, merge_request))
-            is_expected.to have_html_escaped_body_text(assignee.name)
+            is_expected.to have_body_text(assignee.name)
           end
         end
 
@@ -358,7 +358,7 @@ describe Notify do
           aggregate_failures do
             is_expected.to have_referable_subject(merge_request, reply: true)
             is_expected.to have_body_text(status)
-            is_expected.to have_html_escaped_body_text(current_user.name)
+            is_expected.to have_body_text(current_user.name)
             is_expected.to have_body_text(project_merge_request_path(project, merge_request))
           end
         end
@@ -416,16 +416,10 @@ describe Notify do
         end
 
         it 'has the correct subject and body' do
-          reasons = %w[foo bar]
-
-          allow_any_instance_of(MergeRequestPresenter).to receive(:unmergeable_reasons).and_return(reasons)
           aggregate_failures do
             is_expected.to have_referable_subject(merge_request, reply: true)
             is_expected.to have_body_text(project_merge_request_path(project, merge_request))
-            is_expected.to have_body_text('following reasons:')
-            reasons.each do |reason|
-              is_expected.to have_body_text(reason)
-            end
+            is_expected.to have_body_text('due to conflict.')
           end
         end
       end
@@ -526,7 +520,7 @@ describe Notify do
 
       it 'has the correct subject and body' do
         is_expected.to have_referable_subject(project_snippet, reply: true)
-        is_expected.to have_html_escaped_body_text project_snippet_note.note
+        is_expected.to have_body_text project_snippet_note.note
       end
     end
 
@@ -539,7 +533,7 @@ describe Notify do
 
       it 'has the correct subject and body' do
         is_expected.to have_subject("#{project.name} | Project was moved")
-        is_expected.to have_html_escaped_body_text project.full_name
+        is_expected.to have_body_text project.full_name
         is_expected.to have_body_text(project.ssh_url_to_repo)
       end
     end
@@ -566,7 +560,7 @@ describe Notify do
         expect(to_emails).to eq([recipient.notification_email])
 
         is_expected.to have_subject "Request to join the #{project.full_name} project"
-        is_expected.to have_html_escaped_body_text project.full_name
+        is_expected.to have_body_text project.full_name
         is_expected.to have_body_text project_project_members_url(project)
         is_expected.to have_body_text project_member.human_access
       end
@@ -586,7 +580,7 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject "Access to the #{project.full_name} project was denied"
-        is_expected.to have_html_escaped_body_text project.full_name
+        is_expected.to have_body_text project.full_name
         is_expected.to have_body_text project.web_url
       end
     end
@@ -603,7 +597,7 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject "Access to the #{project.full_name} project was granted"
-        is_expected.to have_html_escaped_body_text project.full_name
+        is_expected.to have_body_text project.full_name
         is_expected.to have_body_text project.web_url
         is_expected.to have_body_text project_member.human_access
       end
@@ -633,7 +627,7 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject "Invitation to join the #{project.full_name} project"
-        is_expected.to have_html_escaped_body_text project.full_name
+        is_expected.to have_body_text project.full_name
         is_expected.to have_body_text project.full_name
         is_expected.to have_body_text project_member.human_access
         is_expected.to have_body_text project_member.invite_token
@@ -657,10 +651,10 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject 'Invitation accepted'
-        is_expected.to have_html_escaped_body_text project.full_name
+        is_expected.to have_body_text project.full_name
         is_expected.to have_body_text project.web_url
         is_expected.to have_body_text project_member.invite_email
-        is_expected.to have_html_escaped_body_text invited_user.name
+        is_expected.to have_body_text invited_user.name
       end
     end
 
@@ -680,7 +674,7 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject 'Invitation declined'
-        is_expected.to have_html_escaped_body_text project.full_name
+        is_expected.to have_body_text project.full_name
         is_expected.to have_body_text project.web_url
         is_expected.to have_body_text project_member.invite_email
       end
@@ -932,7 +926,7 @@ describe Notify do
         end
 
         it 'contains the message from the note' do
-          is_expected.to have_html_escaped_body_text note.note
+          is_expected.to have_body_text note.note
         end
 
         it 'contains an introduction' do
@@ -991,7 +985,7 @@ describe Notify do
         expect(to_emails).to eq([recipient.notification_email])
 
         is_expected.to have_subject "Request to join the #{group.name} group"
-        is_expected.to have_html_escaped_body_text group.name
+        is_expected.to have_body_text group.name
         is_expected.to have_body_text group_group_members_url(group)
         is_expected.to have_body_text group_member.human_access
       end
@@ -1010,7 +1004,7 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject "Access to the #{group.name} group was denied"
-        is_expected.to have_html_escaped_body_text group.name
+        is_expected.to have_body_text group.name
         is_expected.to have_body_text group.web_url
       end
     end
@@ -1026,7 +1020,7 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject "Access to the #{group.name} group was granted"
-        is_expected.to have_html_escaped_body_text group.name
+        is_expected.to have_body_text group.name
         is_expected.to have_body_text group.web_url
         is_expected.to have_body_text group_member.human_access
       end
@@ -1056,7 +1050,7 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject "Invitation to join the #{group.name} group"
-        is_expected.to have_html_escaped_body_text group.name
+        is_expected.to have_body_text group.name
         is_expected.to have_body_text group.web_url
         is_expected.to have_body_text group_member.human_access
         is_expected.to have_body_text group_member.invite_token
@@ -1080,10 +1074,10 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject 'Invitation accepted'
-        is_expected.to have_html_escaped_body_text group.name
+        is_expected.to have_body_text group.name
         is_expected.to have_body_text group.web_url
         is_expected.to have_body_text group_member.invite_email
-        is_expected.to have_html_escaped_body_text invited_user.name
+        is_expected.to have_body_text invited_user.name
       end
     end
 
@@ -1103,7 +1097,7 @@ describe Notify do
 
       it 'contains all the useful information' do
         is_expected.to have_subject 'Invitation declined'
-        is_expected.to have_html_escaped_body_text group.name
+        is_expected.to have_body_text group.name
         is_expected.to have_body_text group.web_url
         is_expected.to have_body_text group_member.invite_email
       end
@@ -1396,7 +1390,7 @@ describe Notify do
 
     it 'has the correct subject and body' do
       is_expected.to have_referable_subject(personal_snippet, reply: true)
-      is_expected.to have_html_escaped_body_text personal_snippet_note.note
+      is_expected.to have_body_text personal_snippet_note.note
     end
   end
 end
diff --git a/spec/migrations/active_record/schema_spec.rb b/spec/migrations/active_record/schema_spec.rb
index e132529d8d8..9d35b3cd642 100644
--- a/spec/migrations/active_record/schema_spec.rb
+++ b/spec/migrations/active_record/schema_spec.rb
@@ -5,7 +5,11 @@ require 'spec_helper'
 
 describe ActiveRecord::Schema do
   let(:latest_migration_timestamp) do
-    migrations = Dir[Rails.root.join('db', 'migrate', '*'), Rails.root.join('db', 'post_migrate', '*')]
+    migrations_paths = %w[db ee/db]
+      .product(%w[migrate post_migrate])
+      .map { |path| Rails.root.join(*path, '*') }
+
+    migrations = Dir[*migrations_paths]
     migrations.map { |migration| File.basename(migration).split('_').first.to_i }.max
   end
 
diff --git a/spec/migrations/change_default_value_for_dsa_key_restriction_spec.rb b/spec/migrations/change_default_value_for_dsa_key_restriction_spec.rb
new file mode 100644
index 00000000000..7e61ab9b52e
--- /dev/null
+++ b/spec/migrations/change_default_value_for_dsa_key_restriction_spec.rb
@@ -0,0 +1,33 @@
+require 'spec_helper'
+require Rails.root.join('db', 'migrate', '20180531220618_change_default_value_for_dsa_key_restriction.rb')
+
+describe ChangeDefaultValueForDsaKeyRestriction, :migration do
+  let(:application_settings) { table(:application_settings) }
+
+  before do
+    application_settings.create!
+  end
+
+  it 'changes the default value for dsa_key_restriction' do
+    expect(application_settings.first.dsa_key_restriction).to eq(0)
+
+    migrate!
+
+    application_settings.reset_column_information
+    new_setting = application_settings.create!
+
+    expect(application_settings.count).to eq(2)
+    expect(new_setting.dsa_key_restriction).to eq(-1)
+  end
+
+  it 'changes the existing setting' do
+    setting = application_settings.last
+
+    expect(setting.dsa_key_restriction).to eq(0)
+
+    migrate!
+
+    expect(application_settings.count).to eq(1)
+    expect(setting.reload.dsa_key_restriction).to eq(-1)
+  end
+end
diff --git a/spec/migrations/cleanup_stages_position_migration_spec.rb b/spec/migrations/cleanup_stages_position_migration_spec.rb
new file mode 100644
index 00000000000..dde5a777487
--- /dev/null
+++ b/spec/migrations/cleanup_stages_position_migration_spec.rb
@@ -0,0 +1,67 @@
+require 'spec_helper'
+require Rails.root.join('db', 'post_migrate', '20180604123514_cleanup_stages_position_migration.rb')
+
+describe CleanupStagesPositionMigration, :migration, :sidekiq, :redis do
+  let(:migration) { spy('migration') }
+
+  before do
+    allow(Gitlab::BackgroundMigration::MigrateStageIndex)
+      .to receive(:new).and_return(migration)
+  end
+
+  context 'when there are pending background migrations' do
+    it 'processes pending jobs synchronously' do
+      Sidekiq::Testing.disable! do
+        BackgroundMigrationWorker
+          .perform_in(2.minutes, 'MigrateStageIndex', [1, 1])
+        BackgroundMigrationWorker
+          .perform_async('MigrateStageIndex', [1, 1])
+
+        migrate!
+
+        expect(migration).to have_received(:perform).with(1, 1).twice
+      end
+    end
+  end
+
+  context 'when there are no background migrations pending' do
+    it 'does nothing' do
+      Sidekiq::Testing.disable! do
+        migrate!
+
+        expect(migration).not_to have_received(:perform)
+      end
+    end
+  end
+
+  context 'when there are still unmigrated stages present' do
+    let(:stages) { table('ci_stages') }
+    let(:builds) { table('ci_builds') }
+
+    let!(:entities) do
+      %w[build test broken].map do |name|
+        stages.create(name: name)
+      end
+    end
+
+    before do
+      stages.update_all(position: nil)
+
+      builds.create(name: 'unit', stage_id: entities.first.id, stage_idx: 1, ref: 'master')
+      builds.create(name: 'unit', stage_id: entities.second.id, stage_idx: 1, ref: 'master')
+    end
+
+    it 'migrates stages sequentially for every stage' do
+      expect(stages.all).to all(have_attributes(position: nil))
+
+      migrate!
+
+      expect(migration).to have_received(:perform)
+        .with(entities.first.id, entities.first.id)
+      expect(migration).to have_received(:perform)
+        .with(entities.second.id, entities.second.id)
+      expect(migration).not_to have_received(:perform)
+        .with(entities.third.id, entities.third.id)
+    end
+  end
+end
diff --git a/spec/migrations/migrate_object_storage_upload_sidekiq_queue_spec.rb b/spec/migrations/migrate_object_storage_upload_sidekiq_queue_spec.rb
new file mode 100644
index 00000000000..1ee6c440cf4
--- /dev/null
+++ b/spec/migrations/migrate_object_storage_upload_sidekiq_queue_spec.rb
@@ -0,0 +1,33 @@
+require 'spec_helper'
+require Rails.root.join('db', 'post_migrate', '20180603190921_migrate_object_storage_upload_sidekiq_queue.rb')
+
+describe MigrateObjectStorageUploadSidekiqQueue, :sidekiq, :redis do
+  include Gitlab::Database::MigrationHelpers
+
+  context 'when there are jobs in the queue' do
+    it 'correctly migrates queue when migrating up' do
+      Sidekiq::Testing.disable! do
+        stubbed_worker(queue: 'object_storage_upload').perform_async('Something', [1])
+        stubbed_worker(queue: 'object_storage:object_storage_background_move').perform_async('Something', [1])
+
+        described_class.new.up
+
+        expect(sidekiq_queue_length('object_storage_upload')).to eq 0
+        expect(sidekiq_queue_length('object_storage:object_storage_background_move')).to eq 2
+      end
+    end
+  end
+
+  context 'when there are no jobs in the queues' do
+    it 'does not raise error when migrating up' do
+      expect { described_class.new.up }.not_to raise_error
+    end
+  end
+
+  def stubbed_worker(queue:)
+    Class.new do
+      include Sidekiq::Worker
+      sidekiq_options queue: queue
+    end
+  end
+end
diff --git a/spec/migrations/migrate_process_commit_worker_jobs_spec.rb b/spec/migrations/migrate_process_commit_worker_jobs_spec.rb
index 4ee1d255fbd..ac34efa4f9d 100644
--- a/spec/migrations/migrate_process_commit_worker_jobs_spec.rb
+++ b/spec/migrations/migrate_process_commit_worker_jobs_spec.rb
@@ -6,7 +6,11 @@ require Rails.root.join('db', 'migrate', '20161124141322_migrate_process_commit_
 describe MigrateProcessCommitWorkerJobs do
   let(:project) { create(:project, :legacy_storage, :repository) } # rubocop:disable RSpec/FactoriesInMigrationSpecs
   let(:user) { create(:user) } # rubocop:disable RSpec/FactoriesInMigrationSpecs
-  let(:commit) { project.commit.raw.rugged_commit }
+  let(:commit) do
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      project.commit.raw.rugged_commit
+    end
+  end
 
   describe 'Project' do
     describe 'find_including_path' do
diff --git a/spec/migrations/remove_soft_removed_objects_spec.rb b/spec/migrations/remove_soft_removed_objects_spec.rb
index fb70c284f5e..d0bde98b80e 100644
--- a/spec/migrations/remove_soft_removed_objects_spec.rb
+++ b/spec/migrations/remove_soft_removed_objects_spec.rb
@@ -3,6 +3,18 @@ require Rails.root.join('db', 'post_migrate', '20171207150343_remove_soft_remove
 
 describe RemoveSoftRemovedObjects, :migration do
   describe '#up' do
+    let!(:groups) do
+      table(:namespaces).tap do |t|
+        t.inheritance_column = nil
+      end
+    end
+
+    let!(:routes) do
+      table(:routes).tap do |t|
+        t.inheritance_column = nil
+      end
+    end
+
     it 'removes various soft removed objects' do
       5.times do
         create_with_deleted_at(:issue)
@@ -28,19 +40,20 @@ describe RemoveSoftRemovedObjects, :migration do
 
     it 'removes routes of soft removed personal namespaces' do
       namespace = create_with_deleted_at(:namespace)
-      group = create(:group) # rubocop:disable RSpec/FactoriesInMigrationSpecs
+      group = groups.create!(name: 'group', path: 'group_path', type: 'Group')
+      routes.create!(source_id: group.id, source_type: 'Group', name: 'group', path: 'group_path')
 
-      expect(Route.where(source: namespace).exists?).to eq(true)
-      expect(Route.where(source: group).exists?).to eq(true)
+      expect(routes.where(source_id: namespace.id).exists?).to eq(true)
+      expect(routes.where(source_id: group.id).exists?).to eq(true)
 
       run_migration
 
-      expect(Route.where(source: namespace).exists?).to eq(false)
-      expect(Route.where(source: group).exists?).to eq(true)
+      expect(routes.where(source_id: namespace.id).exists?).to eq(false)
+      expect(routes.where(source_id: group.id).exists?).to eq(true)
     end
 
     it 'schedules the removal of soft removed groups' do
-      group = create_with_deleted_at(:group)
+      group = create_deleted_group
       admin = create(:user, admin: true) # rubocop:disable RSpec/FactoriesInMigrationSpecs
 
       expect_any_instance_of(GroupDestroyWorker)
@@ -51,7 +64,7 @@ describe RemoveSoftRemovedObjects, :migration do
     end
 
     it 'does not remove soft removed groups when no admin user could be found' do
-      create_with_deleted_at(:group)
+      create_deleted_group
 
       expect_any_instance_of(GroupDestroyWorker)
         .not_to receive(:perform)
@@ -74,4 +87,13 @@ describe RemoveSoftRemovedObjects, :migration do
 
     row
   end
+
+  def create_deleted_group
+    group = groups.create!(name: 'group', path: 'group_path', type: 'Group')
+    routes.create!(source_id: group.id, source_type: 'Group', name: 'group', path: 'group_path')
+
+    groups.where(id: group.id).update_all(deleted_at: 1.year.ago)
+
+    group
+  end
 end
diff --git a/spec/migrations/schedule_to_archive_legacy_traces_spec.rb b/spec/migrations/schedule_to_archive_legacy_traces_spec.rb
new file mode 100644
index 00000000000..d3eac3c45ea
--- /dev/null
+++ b/spec/migrations/schedule_to_archive_legacy_traces_spec.rb
@@ -0,0 +1,45 @@
+require 'spec_helper'
+require Rails.root.join('db', 'post_migrate', '20180529152628_schedule_to_archive_legacy_traces')
+
+describe ScheduleToArchiveLegacyTraces, :migration do
+  include TraceHelpers
+
+  let(:namespaces) { table(:namespaces) }
+  let(:projects) { table(:projects) }
+  let(:builds) { table(:ci_builds) }
+  let(:job_artifacts) { table(:ci_job_artifacts) }
+
+  before do
+    namespaces.create!(id: 123, name: 'gitlab1', path: 'gitlab1')
+    projects.create!(id: 123, name: 'gitlab1', path: 'gitlab1', namespace_id: 123)
+    @build_success = builds.create!(id: 1, project_id: 123, status: 'success', type: 'Ci::Build')
+    @build_failed = builds.create!(id: 2, project_id: 123, status: 'failed', type: 'Ci::Build')
+    @builds_canceled = builds.create!(id: 3, project_id: 123, status: 'canceled', type: 'Ci::Build')
+    @build_running = builds.create!(id: 4, project_id: 123, status: 'running', type: 'Ci::Build')
+
+    create_legacy_trace(@build_success, 'This job is done')
+    create_legacy_trace(@build_failed, 'This job is done')
+    create_legacy_trace(@builds_canceled, 'This job is done')
+    create_legacy_trace(@build_running, 'This job is not done yet')
+  end
+
+  it 'correctly archive legacy traces' do
+    expect(job_artifacts.count).to eq(0)
+    expect(File.exist?(legacy_trace_path(@build_success))).to be_truthy
+    expect(File.exist?(legacy_trace_path(@build_failed))).to be_truthy
+    expect(File.exist?(legacy_trace_path(@builds_canceled))).to be_truthy
+    expect(File.exist?(legacy_trace_path(@build_running))).to be_truthy
+
+    migrate!
+
+    expect(job_artifacts.count).to eq(3)
+    expect(File.exist?(legacy_trace_path(@build_success))).to be_falsy
+    expect(File.exist?(legacy_trace_path(@build_failed))).to be_falsy
+    expect(File.exist?(legacy_trace_path(@builds_canceled))).to be_falsy
+    expect(File.exist?(legacy_trace_path(@build_running))).to be_truthy
+    expect(File.exist?(archived_trace_path(job_artifacts.where(job_id: @build_success.id).first))).to be_truthy
+    expect(File.exist?(archived_trace_path(job_artifacts.where(job_id: @build_failed.id).first))).to be_truthy
+    expect(File.exist?(archived_trace_path(job_artifacts.where(job_id: @builds_canceled.id).first))).to be_truthy
+    expect(job_artifacts.where(job_id: @build_running.id)).not_to be_exist
+  end
+end
diff --git a/spec/migrations/turn_nested_groups_into_regular_groups_for_mysql_spec.rb b/spec/migrations/turn_nested_groups_into_regular_groups_for_mysql_spec.rb
index 560409f08de..5f5ba426d69 100644
--- a/spec/migrations/turn_nested_groups_into_regular_groups_for_mysql_spec.rb
+++ b/spec/migrations/turn_nested_groups_into_regular_groups_for_mysql_spec.rb
@@ -49,10 +49,14 @@ describe TurnNestedGroupsIntoRegularGroupsForMysql do
     end
 
     it 'renames the repository of any projects' do
-      expect(updated_project.repository.path)
+      repo_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        updated_project.repository.path
+      end
+
+      expect(repo_path)
         .to end_with("#{parent_group.name}-#{child_group.name}/#{updated_project.path}.git")
 
-      expect(File.directory?(updated_project.repository.path)).to eq(true)
+      expect(File.directory?(repo_path)).to eq(true)
     end
 
     it 'creates a redirect route for renamed projects' do
diff --git a/spec/models/application_setting/term_spec.rb b/spec/models/application_setting/term_spec.rb
index 1eddf3c56ff..aa49594f4d1 100644
--- a/spec/models/application_setting/term_spec.rb
+++ b/spec/models/application_setting/term_spec.rb
@@ -12,4 +12,41 @@ describe ApplicationSetting::Term do
       expect(described_class.latest).to eq(terms)
     end
   end
+
+  describe '#accepted_by_user?' do
+    let(:user) { create(:user) }
+    let(:term) { create(:term) }
+
+    it 'is true when the user accepted the terms' do
+      accept_terms(term, user)
+
+      expect(term.accepted_by_user?(user)).to be(true)
+    end
+
+    it 'is false when the user declined the terms' do
+      decline_terms(term, user)
+
+      expect(term.accepted_by_user?(user)).to be(false)
+    end
+
+    it 'does not cause a query when the user accepted the current terms' do
+      accept_terms(term, user)
+
+      expect { term.accepted_by_user?(user) }.not_to exceed_query_limit(0)
+    end
+
+    it 'returns false if the currently accepted terms are different' do
+      accept_terms(create(:term), user)
+
+      expect(term.accepted_by_user?(user)).to be(false)
+    end
+
+    def accept_terms(term, user)
+      Users::RespondToTermsService.new(user, term).execute(accepted: true)
+    end
+
+    def decline_terms(term, user)
+      Users::RespondToTermsService.new(user, term).execute(accepted: false)
+    end
+  end
 end
diff --git a/spec/models/application_setting_spec.rb b/spec/models/application_setting_spec.rb
index 968267a6d24..02f74e2ea54 100644
--- a/spec/models/application_setting_spec.rb
+++ b/spec/models/application_setting_spec.rb
@@ -25,15 +25,6 @@ describe ApplicationSetting do
     it { is_expected.to allow_value(https).for(:after_sign_out_path) }
     it { is_expected.not_to allow_value(ftp).for(:after_sign_out_path) }
 
-    describe 'disabled_oauth_sign_in_sources validations' do
-      before do
-        allow(Devise).to receive(:omniauth_providers).and_return([:github])
-      end
-
-      it { is_expected.to allow_value(['github']).for(:disabled_oauth_sign_in_sources) }
-      it { is_expected.not_to allow_value(['test']).for(:disabled_oauth_sign_in_sources) }
-    end
-
     describe 'default_artifacts_expire_in' do
       it 'sets an error if it cannot parse' do
         setting.update(default_artifacts_expire_in: 'a')
@@ -110,10 +101,9 @@ describe ApplicationSetting do
     # Upgraded databases will have this sort of content
     context 'repository_storages is a String, not an Array' do
       before do
-        setting.__send__(:raw_write_attribute, :repository_storages, 'default')
+        described_class.where(id: setting.id).update_all(repository_storages: 'default')
       end
 
-      it { expect(setting.repository_storages_before_type_cast).to eq('default') }
       it { expect(setting.repository_storages).to eq(['default']) }
     end
 
@@ -315,6 +305,33 @@ describe ApplicationSetting do
     end
   end
 
+  describe '#disabled_oauth_sign_in_sources=' do
+    before do
+      allow(Devise).to receive(:omniauth_providers).and_return([:github])
+    end
+
+    it 'removes unknown sources (as strings) from the array' do
+      subject.disabled_oauth_sign_in_sources = %w[github test]
+
+      expect(subject).to be_valid
+      expect(subject.disabled_oauth_sign_in_sources).to eq ['github']
+    end
+
+    it 'removes unknown sources (as symbols) from the array' do
+      subject.disabled_oauth_sign_in_sources = %i[github test]
+
+      expect(subject).to be_valid
+      expect(subject.disabled_oauth_sign_in_sources).to eq ['github']
+    end
+
+    it 'ignores nil' do
+      subject.disabled_oauth_sign_in_sources = nil
+
+      expect(subject).to be_valid
+      expect(subject.disabled_oauth_sign_in_sources).to be_empty
+    end
+  end
+
   context 'restricted signup domains' do
     it 'sets single domain' do
       setting.domain_whitelist_raw = 'example.com'
diff --git a/spec/models/ci/build_spec.rb b/spec/models/ci/build_spec.rb
index b5eac913639..6758adc59eb 100644
--- a/spec/models/ci/build_spec.rb
+++ b/spec/models/ci/build_spec.rb
@@ -116,6 +116,26 @@ describe Ci::Build do
     end
   end
 
+  describe '.with_live_trace' do
+    subject { described_class.with_live_trace }
+
+    context 'when build has live trace' do
+      let!(:build) { create(:ci_build, :success, :trace_live) }
+
+      it 'selects the build' do
+        is_expected.to eq([build])
+      end
+    end
+
+    context 'when build does not have live trace' do
+      let!(:build) { create(:ci_build, :success, :trace_artifact) }
+
+      it 'does not select the build' do
+        is_expected.to be_empty
+      end
+    end
+  end
+
   describe '#actionize' do
     context 'when build is a created' do
       before do
@@ -1528,7 +1548,9 @@ describe Ci::Build do
     let(:predefined_variables) do
       [
         { key: 'CI_PIPELINE_ID', value: pipeline.id.to_s, public: true },
+        { key: 'CI_PIPELINE_URL', value: project.web_url + "/pipelines/#{pipeline.id}", public: true },
         { key: 'CI_JOB_ID', value: build.id.to_s, public: true },
+        { key: 'CI_JOB_URL', value: project.web_url + "/-/jobs/#{build.id}", public: true },
         { key: 'CI_JOB_TOKEN', value: build.token, public: false },
         { key: 'CI_BUILD_ID', value: build.id.to_s, public: true },
         { key: 'CI_BUILD_TOKEN', value: build.token, public: false },
@@ -1559,6 +1581,7 @@ describe Ci::Build do
         { key: 'CI_PROJECT_NAMESPACE', value: project.namespace.full_path, public: true },
         { key: 'CI_PROJECT_URL', value: project.web_url, public: true },
         { key: 'CI_PROJECT_VISIBILITY', value: 'private', public: true },
+        { key: 'CI_PIPELINE_IID', value: pipeline.iid.to_s, public: true },
         { key: 'CI_CONFIG_PATH', value: pipeline.ci_yaml_file_path, public: true },
         { key: 'CI_PIPELINE_SOURCE', value: pipeline.source, public: true },
         { key: 'CI_COMMIT_MESSAGE', value: pipeline.git_commit_message, public: true },
@@ -1848,7 +1871,11 @@ describe Ci::Build do
     end
 
     context 'when yaml_variables are undefined' do
-      let(:pipeline) { create(:ci_pipeline, project: project) }
+      let(:pipeline) do
+        create(:ci_pipeline, project: project,
+                             sha: project.commit.id,
+                             ref: project.default_branch)
+      end
 
       before do
         build.yaml_variables = nil
@@ -2150,6 +2177,7 @@ describe Ci::Build do
 
       it 'does not return prohibited variables' do
         keys = %w[CI_JOB_ID
+                  CI_JOB_URL
                   CI_JOB_TOKEN
                   CI_BUILD_ID
                   CI_BUILD_TOKEN
@@ -2505,4 +2533,76 @@ describe Ci::Build do
       end
     end
   end
+
+  describe 'pages deployments' do
+    set(:build) { create(:ci_build, project: project, user: user) }
+
+    context 'when job is "pages"' do
+      before do
+        build.name = 'pages'
+      end
+
+      context 'when pages are enabled' do
+        before do
+          allow(Gitlab.config.pages).to receive_messages(enabled: true)
+        end
+
+        it 'is marked as pages generator' do
+          expect(build).to be_pages_generator
+        end
+
+        context 'job succeeds' do
+          it "calls pages worker" do
+            expect(PagesWorker).to receive(:perform_async).with(:deploy, build.id)
+
+            build.success!
+          end
+        end
+
+        context 'job fails' do
+          it "does not call pages worker" do
+            expect(PagesWorker).not_to receive(:perform_async)
+
+            build.drop!
+          end
+        end
+      end
+
+      context 'when pages are disabled' do
+        before do
+          allow(Gitlab.config.pages).to receive_messages(enabled: false)
+        end
+
+        it 'is not marked as pages generator' do
+          expect(build).not_to be_pages_generator
+        end
+
+        context 'job succeeds' do
+          it "does not call pages worker" do
+            expect(PagesWorker).not_to receive(:perform_async)
+
+            build.success!
+          end
+        end
+      end
+    end
+
+    context 'when job is not "pages"' do
+      before do
+        build.name = 'other-job'
+      end
+
+      it 'is not marked as pages generator' do
+        expect(build).not_to be_pages_generator
+      end
+
+      context 'job succeeds' do
+        it "does not call pages worker" do
+          expect(PagesWorker).not_to receive(:perform_async)
+
+          build.success
+        end
+      end
+    end
+  end
 end
diff --git a/spec/models/ci/build_trace_chunk_spec.rb b/spec/models/ci/build_trace_chunk_spec.rb
index cbcf1e55979..464897de306 100644
--- a/spec/models/ci/build_trace_chunk_spec.rb
+++ b/spec/models/ci/build_trace_chunk_spec.rb
@@ -1,6 +1,8 @@
 require 'spec_helper'
 
 describe Ci::BuildTraceChunk, :clean_gitlab_redis_shared_state do
+  include ExclusiveLeaseHelpers
+
   set(:build) { create(:ci_build, :running) }
   let(:chunk_index) { 0 }
   let(:data_store) { :redis }
@@ -54,14 +56,6 @@ describe Ci::BuildTraceChunk, :clean_gitlab_redis_shared_state do
 
       it { is_expected.to eq('Sample data in db') }
     end
-
-    context 'when data_store is others' do
-      before do
-        build_trace_chunk.send(:write_attribute, :data_store, -1)
-      end
-
-      it { expect { subject }.to raise_error('Unsupported data store') }
-    end
   end
 
   describe '#set_data' do
@@ -133,14 +127,6 @@ describe Ci::BuildTraceChunk, :clean_gitlab_redis_shared_state do
         end
       end
     end
-
-    context 'when data_store is others' do
-      before do
-        build_trace_chunk.send(:write_attribute, :data_store, -1)
-      end
-
-      it { expect { subject }.to raise_error('Unsupported data store') }
-    end
   end
 
   describe '#truncate' do
@@ -338,7 +324,7 @@ describe Ci::BuildTraceChunk, :clean_gitlab_redis_shared_state do
 
   describe 'ExclusiveLock' do
     before do
-      allow_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain) { nil }
+      stub_exclusive_lease_taken
       stub_const('Ci::BuildTraceChunk::WRITE_LOCK_RETRY', 1)
     end
 
diff --git a/spec/models/ci/group_spec.rb b/spec/models/ci/group_spec.rb
index 51123e73fe6..838fa63cb1f 100644
--- a/spec/models/ci/group_spec.rb
+++ b/spec/models/ci/group_spec.rb
@@ -41,4 +41,55 @@ describe Ci::Group do
       end
     end
   end
+
+  describe '.fabricate' do
+    let(:pipeline) { create(:ci_empty_pipeline) }
+    let(:stage) { create(:ci_stage_entity, pipeline: pipeline) }
+
+    before do
+      create_build(:ci_build, name: 'rspec 0 2')
+      create_build(:ci_build, name: 'rspec 0 1')
+      create_build(:ci_build, name: 'spinach 0 1')
+      create_build(:commit_status, name: 'aaaaa')
+    end
+
+    it 'returns an array of three groups' do
+      expect(stage.groups).to be_a Array
+      expect(stage.groups).to all(be_a described_class)
+      expect(stage.groups.size).to eq 3
+    end
+
+    it 'returns groups with correctly ordered statuses' do
+      expect(stage.groups.first.jobs.map(&:name))
+        .to eq ['aaaaa']
+      expect(stage.groups.second.jobs.map(&:name))
+        .to eq ['rspec 0 1', 'rspec 0 2']
+      expect(stage.groups.third.jobs.map(&:name))
+        .to eq ['spinach 0 1']
+    end
+
+    it 'returns groups with correct names' do
+      expect(stage.groups.map(&:name))
+        .to eq %w[aaaaa rspec spinach]
+    end
+
+    context 'when a name is nil on legacy pipelines' do
+      before do
+        pipeline.builds.first.update_attribute(:name, nil)
+      end
+
+      it 'returns an array of three groups' do
+        expect(stage.groups.map(&:name))
+          .to eq ['', 'aaaaa', 'rspec', 'spinach']
+      end
+    end
+
+    def create_build(type, status: 'success', **opts)
+      create(type, pipeline: pipeline,
+                   stage: stage.name,
+                   status: status,
+                   stage_id: stage.id,
+                   **opts)
+    end
+  end
 end
diff --git a/spec/models/ci/job_artifact_spec.rb b/spec/models/ci/job_artifact_spec.rb
index a3e119cbc27..efddd4e7662 100644
--- a/spec/models/ci/job_artifact_spec.rb
+++ b/spec/models/ci/job_artifact_spec.rb
@@ -76,12 +76,12 @@ describe Ci::JobArtifact do
 
   context 'updating the artifact file' do
     it 'updates the artifact size' do
-      artifact.update!(file: fixture_file_upload(File.join(Rails.root, 'spec/fixtures/dk.png')))
+      artifact.update!(file: fixture_file_upload('spec/fixtures/dk.png'))
       expect(artifact.size).to eq(1062)
     end
 
     it 'updates the project statistics' do
-      expect { artifact.update!(file: fixture_file_upload(File.join(Rails.root, 'spec/fixtures/dk.png'))) }
+      expect { artifact.update!(file: fixture_file_upload('spec/fixtures/dk.png')) }
         .to change { artifact.project.statistics.reload.build_artifacts_size }
         .by(1062 - 106365)
     end
diff --git a/spec/models/ci/pipeline_spec.rb b/spec/models/ci/pipeline_spec.rb
index f5295bec65b..a41657b53b7 100644
--- a/spec/models/ci/pipeline_spec.rb
+++ b/spec/models/ci/pipeline_spec.rb
@@ -35,6 +35,16 @@ describe Ci::Pipeline, :mailer do
     end
   end
 
+  describe 'modules' do
+    it_behaves_like 'AtomicInternalId', validate_presence: false do
+      let(:internal_id_attribute) { :iid }
+      let(:instance) { build(:ci_pipeline) }
+      let(:scope) { :project }
+      let(:scope_attrs) { { project: instance.project } }
+      let(:usage) { :ci_pipelines }
+    end
+  end
+
   describe '#source' do
     context 'when creating new pipeline' do
       let(:pipeline) do
@@ -184,7 +194,7 @@ describe Ci::Pipeline, :mailer do
       it 'does contains persisted variables' do
         keys = subject.map { |variable| variable[:key] }
 
-        expect(keys).to eq %w[CI_PIPELINE_ID]
+        expect(keys).to eq %w[CI_PIPELINE_ID CI_PIPELINE_URL]
       end
     end
   end
@@ -195,7 +205,8 @@ describe Ci::Pipeline, :mailer do
     it 'includes all predefined variables in a valid order' do
       keys = subject.map { |variable| variable[:key] }
 
-      expect(keys).to eq %w[CI_CONFIG_PATH
+      expect(keys).to eq %w[CI_PIPELINE_IID
+                            CI_CONFIG_PATH
                             CI_PIPELINE_SOURCE
                             CI_COMMIT_MESSAGE
                             CI_COMMIT_TITLE
@@ -526,6 +537,87 @@ describe Ci::Pipeline, :mailer do
         end
       end
     end
+
+    describe '#stages' do
+      before do
+        create(:ci_stage_entity, project: project,
+                                 pipeline: pipeline,
+                                 name: 'build')
+      end
+
+      it 'returns persisted stages' do
+        expect(pipeline.stages).not_to be_empty
+        expect(pipeline.stages).to all(be_persisted)
+      end
+    end
+
+    describe '#ordered_stages' do
+      before do
+        create(:ci_stage_entity, project: project,
+                                 pipeline: pipeline,
+                                 position: 4,
+                                 name: 'deploy')
+
+        create(:ci_build, project: project,
+                          pipeline: pipeline,
+                          stage: 'test',
+                          stage_idx: 3,
+                          name: 'test')
+
+        create(:ci_build, project: project,
+                          pipeline: pipeline,
+                          stage: 'build',
+                          stage_idx: 2,
+                          name: 'build')
+
+        create(:ci_stage_entity, project: project,
+                                 pipeline: pipeline,
+                                 position: 1,
+                                 name: 'sanity')
+
+        create(:ci_stage_entity, project: project,
+                                 pipeline: pipeline,
+                                 position: 5,
+                                 name: 'cleanup')
+      end
+
+      subject { pipeline.ordered_stages }
+
+      context 'when using legacy stages' do
+        before do
+          stub_feature_flags(ci_pipeline_persisted_stages: false)
+        end
+
+        it 'returns legacy stages in valid order' do
+          expect(subject.map(&:name)).to eq %w[build test]
+        end
+      end
+
+      context 'when using persisted stages' do
+        before do
+          stub_feature_flags(ci_pipeline_persisted_stages: true)
+        end
+
+        context 'when pipelines is not complete' do
+          it 'still returns legacy stages' do
+            expect(subject).to all(be_a Ci::LegacyStage)
+            expect(subject.map(&:name)).to eq %w[build test]
+          end
+        end
+
+        context 'when pipeline is complete' do
+          before do
+            pipeline.succeed!
+          end
+
+          it 'returns stages in valid order' do
+            expect(subject).to all(be_a Ci::Stage)
+            expect(subject.map(&:name))
+              .to eq %w[sanity build test deploy cleanup]
+          end
+        end
+      end
+    end
   end
 
   describe 'state machine' do
@@ -1170,6 +1262,43 @@ describe Ci::Pipeline, :mailer do
     end
   end
 
+  describe '#update_status' do
+    context 'when pipeline is empty' do
+      it 'updates does not change pipeline status' do
+        expect(pipeline.statuses.latest.status).to be_nil
+
+        expect { pipeline.update_status }
+          .to change { pipeline.reload.status }.to 'skipped'
+      end
+    end
+
+    context 'when updating status to pending' do
+      before do
+        allow(pipeline)
+          .to receive_message_chain(:statuses, :latest, :status)
+          .and_return(:running)
+      end
+
+      it 'updates pipeline status to running' do
+        expect { pipeline.update_status }
+          .to change { pipeline.reload.status }.to 'running'
+      end
+    end
+
+    context 'when statuses status was not recognized' do
+      before do
+        allow(pipeline)
+          .to receive(:latest_builds_status)
+          .and_return(:unknown)
+      end
+
+      it 'raises an exception' do
+        expect { pipeline.update_status }
+          .to raise_error(HasStatus::UnknownStatusError)
+      end
+    end
+  end
+
   describe '#detailed_status' do
     subject { pipeline.detailed_status(user) }
 
diff --git a/spec/models/ci/runner_spec.rb b/spec/models/ci/runner_spec.rb
index 0f072aa1719..f6433234573 100644
--- a/spec/models/ci/runner_spec.rb
+++ b/spec/models/ci/runner_spec.rb
@@ -549,7 +549,7 @@ describe Ci::Runner do
   end
 
   describe '#update_cached_info' do
-    let(:runner) { create(:ci_runner) }
+    let(:runner) { create(:ci_runner, :project) }
 
     subject { runner.update_cached_info(architecture: '18-bit') }
 
@@ -570,17 +570,22 @@ describe Ci::Runner do
         runner.contacted_at = 2.hours.ago
       end
 
-      it 'updates database' do
-        expect_redis_update
+      context 'with invalid runner' do
+        before do
+          runner.projects = []
+        end
+
+        it 'still updates redis cache and database' do
+          expect(runner).to be_invalid
 
-        expect { subject }.to change { runner.reload.read_attribute(:contacted_at) }
-          .and change { runner.reload.read_attribute(:architecture) }
+          expect_redis_update
+          does_db_update
+        end
       end
 
-      it 'updates cache' do
+      it 'updates redis cache and database' do
         expect_redis_update
-
-        subject
+        does_db_update
       end
     end
 
@@ -590,6 +595,11 @@ describe Ci::Runner do
         expect(redis).to receive(:set).with(redis_key, anything, any_args)
       end
     end
+
+    def does_db_update
+      expect { subject }.to change { runner.reload.read_attribute(:contacted_at) }
+        .and change { runner.reload.read_attribute(:architecture) }
+    end
   end
 
   describe '#destroy' do
diff --git a/spec/models/ci/stage_spec.rb b/spec/models/ci/stage_spec.rb
index a00db1d2bfc..22a4556c10c 100644
--- a/spec/models/ci/stage_spec.rb
+++ b/spec/models/ci/stage_spec.rb
@@ -65,7 +65,31 @@ describe Ci::Stage, :models do
       end
     end
 
-    context 'when stage is skipped' do
+    context 'when stage has only created builds' do
+      let(:stage) { create(:ci_stage_entity, status: :created) }
+
+      before do
+        create(:ci_build, :created, stage_id: stage.id)
+      end
+
+      it 'updates status to skipped' do
+        expect(stage.reload.status).to eq 'created'
+      end
+    end
+
+    context 'when stage is skipped because of skipped builds' do
+      before do
+        create(:ci_build, :skipped, stage_id: stage.id)
+      end
+
+      it 'updates status to skipped' do
+        expect { stage.update_status }
+          .to change { stage.reload.status }
+          .to 'skipped'
+      end
+    end
+
+    context 'when stage is skipped because is empty' do
       it 'updates status to skipped' do
         expect { stage.update_status }
           .to change { stage.reload.status }
@@ -86,9 +110,85 @@ describe Ci::Stage, :models do
         expect(stage.reload).to be_failed
       end
     end
+
+    context 'when statuses status was not recognized' do
+      before do
+        allow(stage)
+          .to receive_message_chain(:statuses, :latest, :status)
+          .and_return(:unknown)
+      end
+
+      it 'raises an exception' do
+        expect { stage.update_status }
+          .to raise_error(HasStatus::UnknownStatusError)
+      end
+    end
+  end
+
+  describe '#detailed_status' do
+    using RSpec::Parameterized::TableSyntax
+
+    let(:user) { create(:user) }
+    let(:stage) { create(:ci_stage_entity, status: :created) }
+    subject { stage.detailed_status(user) }
+
+    where(:statuses, :label) do
+      %w[created]         | :created
+      %w[success]         | :passed
+      %w[pending]         | :pending
+      %w[skipped]         | :skipped
+      %w[canceled]        | :canceled
+      %w[success failed]  | :failed
+      %w[running pending] | :running
+    end
+
+    with_them do
+      before do
+        statuses.each do |status|
+          create(:commit_status, project: stage.project,
+                                 pipeline: stage.pipeline,
+                                 stage_id: stage.id,
+                                 status: status)
+
+          stage.update_status
+        end
+      end
+
+      it 'has a correct label' do
+        expect(subject.label).to eq label.to_s
+      end
+    end
+
+    context 'when stage has warnings' do
+      before do
+        create(:ci_build, project: stage.project,
+                          pipeline: stage.pipeline,
+                          stage_id: stage.id,
+                          status: :failed,
+                          allow_failure: true)
+
+        stage.update_status
+      end
+
+      it 'is passed with warnings' do
+        expect(subject.label).to eq 'passed with warnings'
+      end
+    end
   end
 
-  describe '#index' do
+  describe '#groups' do
+    before do
+      create(:ci_build, stage_id: stage.id, name: 'rspec 0 1')
+      create(:ci_build, stage_id: stage.id, name: 'rspec 0 2')
+    end
+
+    it 'groups stage builds by name' do
+      expect(stage.groups).to be_one
+      expect(stage.groups.first.name).to eq 'rspec'
+    end
+  end
+
+  describe '#position' do
     context 'when stage has been imported and does not have position index set' do
       before do
         stage.update_column(:position, nil)
@@ -119,4 +219,42 @@ describe Ci::Stage, :models do
       end
     end
   end
+
+  context 'when stage has warnings' do
+    before do
+      create(:ci_build, :failed, :allowed_to_fail, stage_id: stage.id)
+    end
+
+    describe '#has_warnings?' do
+      it 'returns true' do
+        expect(stage).to have_warnings
+      end
+    end
+
+    describe '#number_of_warnings' do
+      it 'returns a lazy stage warnings counter' do
+        lazy_queries = ActiveRecord::QueryRecorder.new do
+          stage.number_of_warnings
+        end
+
+        synced_queries = ActiveRecord::QueryRecorder.new do
+          stage.number_of_warnings.to_i
+        end
+
+        expect(lazy_queries.count).to eq 0
+        expect(synced_queries.count).to eq 1
+
+        expect(stage.number_of_warnings.inspect).to include 'BatchLoader'
+        expect(stage.number_of_warnings).to eq 1
+      end
+    end
+  end
+
+  context 'when stage does not have warnings' do
+    describe '#has_warnings?' do
+      it 'returns false' do
+        expect(stage).not_to have_warnings
+      end
+    end
+  end
 end
diff --git a/spec/models/clusters/applications/ingress_spec.rb b/spec/models/clusters/applications/ingress_spec.rb
index a47a07d908d..bb5b2ef3a47 100644
--- a/spec/models/clusters/applications/ingress_spec.rb
+++ b/spec/models/clusters/applications/ingress_spec.rb
@@ -73,6 +73,7 @@ describe Clusters::Applications::Ingress do
     it 'should be initialized with ingress arguments' do
       expect(subject.name).to eq('ingress')
       expect(subject.chart).to eq('stable/nginx-ingress')
+      expect(subject.version).to be_nil
       expect(subject.values).to eq(ingress.values)
     end
   end
diff --git a/spec/models/clusters/applications/jupyter_spec.rb b/spec/models/clusters/applications/jupyter_spec.rb
index ca48a1d8072..65750141e65 100644
--- a/spec/models/clusters/applications/jupyter_spec.rb
+++ b/spec/models/clusters/applications/jupyter_spec.rb
@@ -36,6 +36,7 @@ describe Clusters::Applications::Jupyter do
     it 'should be initialized with 4 arguments' do
       expect(subject.name).to eq('jupyter')
       expect(subject.chart).to eq('jupyter/jupyterhub')
+      expect(subject.version).to be_nil
       expect(subject.repository).to eq('https://jupyterhub.github.io/helm-chart/')
       expect(subject.values).to eq(jupyter.values)
     end
diff --git a/spec/models/clusters/applications/prometheus_spec.rb b/spec/models/clusters/applications/prometheus_spec.rb
index d2302583ac8..efd57040005 100644
--- a/spec/models/clusters/applications/prometheus_spec.rb
+++ b/spec/models/clusters/applications/prometheus_spec.rb
@@ -109,6 +109,7 @@ describe Clusters::Applications::Prometheus do
     it 'should be initialized with 3 arguments' do
       expect(subject.name).to eq('prometheus')
       expect(subject.chart).to eq('stable/prometheus')
+      expect(subject.version).to eq('6.7.3')
       expect(subject.values).to eq(prometheus.values)
     end
   end
diff --git a/spec/models/clusters/applications/runner_spec.rb b/spec/models/clusters/applications/runner_spec.rb
index 3ef59457c5f..b12500d0acd 100644
--- a/spec/models/clusters/applications/runner_spec.rb
+++ b/spec/models/clusters/applications/runner_spec.rb
@@ -31,6 +31,7 @@ describe Clusters::Applications::Runner do
     it 'should be initialized with 4 arguments' do
       expect(subject.name).to eq('runner')
       expect(subject.chart).to eq('runner/gitlab-runner')
+      expect(subject.version).to be_nil
       expect(subject.repository).to eq('https://charts.gitlab.io')
       expect(subject.values).to eq(gitlab_runner.values)
     end
diff --git a/spec/models/commit_spec.rb b/spec/models/commit_spec.rb
index 090f91168ad..5157d8fc645 100644
--- a/spec/models/commit_spec.rb
+++ b/spec/models/commit_spec.rb
@@ -514,30 +514,21 @@ eos
   end
 
   describe '#uri_type' do
-    shared_examples 'URI type' do
-      it 'returns the URI type at the given path' do
-        expect(commit.uri_type('files/html')).to be(:tree)
-        expect(commit.uri_type('files/images/logo-black.png')).to be(:raw)
-        expect(project.commit('video').uri_type('files/videos/intro.mp4')).to be(:raw)
-        expect(commit.uri_type('files/js/application.js')).to be(:blob)
-      end
-
-      it "returns nil if the path doesn't exists" do
-        expect(commit.uri_type('this/path/doesnt/exist')).to be_nil
-      end
-
-      it 'is nil if the path is nil or empty' do
-        expect(commit.uri_type(nil)).to be_nil
-        expect(commit.uri_type("")).to be_nil
-      end
+    it 'returns the URI type at the given path' do
+      expect(commit.uri_type('files/html')).to be(:tree)
+      expect(commit.uri_type('files/images/logo-black.png')).to be(:raw)
+      expect(project.commit('video').uri_type('files/videos/intro.mp4')).to be(:raw)
+      expect(commit.uri_type('files/js/application.js')).to be(:blob)
     end
 
-    context 'when Gitaly commit_tree_entry feature is enabled' do
-      it_behaves_like 'URI type'
+    it "returns nil if the path doesn't exists" do
+      expect(commit.uri_type('this/path/doesnt/exist')).to be_nil
+      expect(commit.uri_type('../path/doesnt/exist')).to be_nil
     end
 
-    context 'when Gitaly commit_tree_entry feature is disabled', :disable_gitaly do
-      it_behaves_like 'URI type'
+    it 'is nil if the path is nil or empty' do
+      expect(commit.uri_type(nil)).to be_nil
+      expect(commit.uri_type("")).to be_nil
     end
   end
 
diff --git a/spec/models/concerns/cache_markdown_field_spec.rb b/spec/models/concerns/cache_markdown_field_spec.rb
index b3797c1fb46..2d75422ee68 100644
--- a/spec/models/concerns/cache_markdown_field_spec.rb
+++ b/spec/models/concerns/cache_markdown_field_spec.rb
@@ -156,7 +156,7 @@ describe CacheMarkdownField do
     end
 
     it { expect(thing.foo_html).to eq(updated_html) }
-    it { expect(thing.cached_markdown_version).to eq(CacheMarkdownField::CACHE_REDCARPET_VERSION) }
+    it { expect(thing.cached_markdown_version).to eq(CacheMarkdownField::CACHE_COMMONMARK_VERSION) }
   end
 
   describe '#cached_html_up_to_date?' do
@@ -234,7 +234,7 @@ describe CacheMarkdownField do
 
     it 'returns default version when version is nil' do
       thing.cached_markdown_version = nil
-      is_expected.to eq(CacheMarkdownField::CACHE_REDCARPET_VERSION)
+      is_expected.to eq(CacheMarkdownField::CACHE_COMMONMARK_VERSION)
     end
   end
 
@@ -261,7 +261,7 @@ describe CacheMarkdownField do
       thing.cached_markdown_version = nil
       thing.refresh_markdown_cache
 
-      expect(thing.cached_markdown_version).to eq(CacheMarkdownField::CACHE_REDCARPET_VERSION)
+      expect(thing.cached_markdown_version).to eq(CacheMarkdownField::CACHE_COMMONMARK_VERSION)
     end
   end
 
@@ -346,7 +346,7 @@ describe CacheMarkdownField do
 
         expect(thing.foo_html).to eq(updated_html)
         expect(thing.baz_html).to eq(updated_html)
-        expect(thing.cached_markdown_version).to eq(CacheMarkdownField::CACHE_REDCARPET_VERSION)
+        expect(thing.cached_markdown_version).to eq(CacheMarkdownField::CACHE_COMMONMARK_VERSION)
       end
     end
 
@@ -366,7 +366,7 @@ describe CacheMarkdownField do
 
         expect(thing.foo_html).to eq(updated_html)
         expect(thing.baz_html).to eq(updated_html)
-        expect(thing.cached_markdown_version).to eq(CacheMarkdownField::CACHE_REDCARPET_VERSION)
+        expect(thing.cached_markdown_version).to eq(CacheMarkdownField::CACHE_COMMONMARK_VERSION)
       end
     end
   end
diff --git a/spec/models/concerns/reactive_caching_spec.rb b/spec/models/concerns/reactive_caching_spec.rb
index f2a3df50c1a..0f156619e9e 100644
--- a/spec/models/concerns/reactive_caching_spec.rb
+++ b/spec/models/concerns/reactive_caching_spec.rb
@@ -1,6 +1,7 @@
 require 'spec_helper'
 
 describe ReactiveCaching, :use_clean_rails_memory_store_caching do
+  include ExclusiveLeaseHelpers
   include ReactiveCachingHelpers
 
   class CacheTest
@@ -106,8 +107,8 @@ describe ReactiveCaching, :use_clean_rails_memory_store_caching do
       end
 
       it 'takes and releases the lease' do
-        expect_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain).and_return("000000")
-        expect(Gitlab::ExclusiveLease).to receive(:cancel).with(cache_key, "000000")
+        expect_to_obtain_exclusive_lease(cache_key, 'uuid')
+        expect_to_cancel_exclusive_lease(cache_key, 'uuid')
 
         go!
       end
@@ -153,11 +154,9 @@ describe ReactiveCaching, :use_clean_rails_memory_store_caching do
     end
 
     context 'when the lease is already taken' do
-      before do
-        expect_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain).and_return(nil)
-      end
-
       it 'skips the calculation' do
+        stub_exclusive_lease_taken(cache_key)
+
         expect(instance).to receive(:calculate_reactive_cache).never
 
         go!
diff --git a/spec/models/concerns/resolvable_discussion_spec.rb b/spec/models/concerns/resolvable_discussion_spec.rb
index 2a2ef5a304d..2f9f63ce7e0 100644
--- a/spec/models/concerns/resolvable_discussion_spec.rb
+++ b/spec/models/concerns/resolvable_discussion_spec.rb
@@ -534,11 +534,18 @@ describe Discussion, ResolvableDiscussion do
 
   describe "#last_resolved_note" do
     let(:current_user) { create(:user) }
+    let(:time) { Time.now.utc }
 
     before do
-      first_note.resolve!(current_user)
-      third_note.resolve!(current_user)
-      second_note.resolve!(current_user)
+      Timecop.freeze(time - 1.second) do
+        first_note.resolve!(current_user)
+      end
+      Timecop.freeze(time) do
+        third_note.resolve!(current_user)
+      end
+      Timecop.freeze(time + 1.second) do
+        second_note.resolve!(current_user)
+      end
     end
 
     it "returns the last note that was resolved" do
diff --git a/spec/models/concerns/sortable_spec.rb b/spec/models/concerns/sortable_spec.rb
index b821a84d5e0..39c16ae60af 100644
--- a/spec/models/concerns/sortable_spec.rb
+++ b/spec/models/concerns/sortable_spec.rb
@@ -40,15 +40,25 @@ describe Sortable do
 
     describe 'ordering by name' do
       it 'ascending' do
-        expect(relation).to receive(:reorder).with("lower(name) asc")
+        expect(relation).to receive(:reorder).once.and_call_original
 
-        relation.order_by('name_asc')
+        table = Regexp.escape(ActiveRecord::Base.connection.quote_table_name(:namespaces))
+        column = Regexp.escape(ActiveRecord::Base.connection.quote_column_name(:name))
+
+        sql = relation.order_by('name_asc').to_sql
+
+        expect(sql).to match /.+ORDER BY LOWER\(#{table}.#{column}\) ASC\z/
       end
 
       it 'descending' do
-        expect(relation).to receive(:reorder).with("lower(name) desc")
+        expect(relation).to receive(:reorder).once.and_call_original
+
+        table = Regexp.escape(ActiveRecord::Base.connection.quote_table_name(:namespaces))
+        column = Regexp.escape(ActiveRecord::Base.connection.quote_column_name(:name))
+
+        sql = relation.order_by('name_desc').to_sql
 
-        relation.order_by('name_desc')
+        expect(sql).to match /.+ORDER BY LOWER\(#{table}.#{column}\) DESC\z/
       end
     end
 
diff --git a/spec/models/deployment_spec.rb b/spec/models/deployment_spec.rb
index aee70bcfb29..e01906f4b6c 100644
--- a/spec/models/deployment_spec.rb
+++ b/spec/models/deployment_spec.rb
@@ -20,6 +20,7 @@ describe Deployment do
     it_behaves_like 'AtomicInternalId' do
       let(:internal_id_attribute) { :iid }
       let(:instance) { build(:deployment) }
+      let(:scope) { :project }
       let(:scope_attrs) { { project: instance.project } }
       let(:usage) { :deployments }
     end
diff --git a/spec/models/group_spec.rb b/spec/models/group_spec.rb
index f83b52e8975..9fe1186a8c9 100644
--- a/spec/models/group_spec.rb
+++ b/spec/models/group_spec.rb
@@ -67,6 +67,30 @@ describe Group do
       end
     end
 
+    describe '#notification_settings', :nested_groups do
+      let(:user) { create(:user) }
+      let(:group) { create(:group) }
+      let(:sub_group) { create(:group, parent_id: group.id) }
+
+      before do
+        group.add_developer(user)
+        sub_group.add_developer(user)
+      end
+
+      it 'also gets notification settings from parent groups' do
+        expect(sub_group.notification_settings.size).to eq(2)
+        expect(sub_group.notification_settings).to include(group.notification_settings.first)
+      end
+
+      context 'when sub group is deleted' do
+        it 'does not delete parent notification settings' do
+          expect do
+            sub_group.destroy
+          end.to change { NotificationSetting.count }.by(-1)
+        end
+      end
+    end
+
     describe '#visibility_level_allowed_by_parent' do
       let(:parent) { create(:group, :internal) }
       let(:sub_group) { build(:group, parent_id: parent.id) }
@@ -240,7 +264,7 @@ describe Group do
 
     it "is false if avatar is html page" do
       group.update_attribute(:avatar, 'uploads/avatar.html')
-      expect(group.avatar_type).to eq(["file format is not supported. Please try one of the following supported formats: png, jpg, jpeg, gif, bmp, tiff"])
+      expect(group.avatar_type).to eq(["file format is not supported. Please try one of the following supported formats: png, jpg, jpeg, gif, bmp, tiff, ico"])
     end
   end
 
diff --git a/spec/models/issue_spec.rb b/spec/models/issue_spec.rb
index 128acf83686..e818fbeb9cf 100644
--- a/spec/models/issue_spec.rb
+++ b/spec/models/issue_spec.rb
@@ -17,6 +17,7 @@ describe Issue do
     it_behaves_like 'AtomicInternalId' do
       let(:internal_id_attribute) { :iid }
       let(:instance) { build(:issue) }
+      let(:scope) { :project }
       let(:scope_attrs) { { project: instance.project } }
       let(:usage) { :issues }
     end
diff --git a/spec/models/merge_request_diff_spec.rb b/spec/models/merge_request_diff_spec.rb
index b4249d72fc8..ccc3ff861c5 100644
--- a/spec/models/merge_request_diff_spec.rb
+++ b/spec/models/merge_request_diff_spec.rb
@@ -47,6 +47,45 @@ describe MergeRequestDiff do
   end
 
   describe '#diffs' do
+    let(:merge_request) { create(:merge_request, :with_diffs) }
+    let!(:diff) { merge_request.merge_request_diff.reload }
+
+    context 'when it was not cleaned by the system' do
+      it 'returns persisted diffs' do
+        expect(diff).to receive(:load_diffs)
+
+        diff.diffs
+      end
+    end
+
+    context 'when diff was cleaned by the system' do
+      before do
+        diff.clean!
+      end
+
+      it 'returns diffs from repository if can compare with current diff refs' do
+        expect(diff).not_to receive(:load_diffs)
+
+        expect(Compare)
+          .to receive(:new)
+          .with(instance_of(Gitlab::Git::Compare), merge_request.target_project,
+                base_sha: diff.base_commit_sha, straight: false)
+          .and_call_original
+
+        diff.diffs
+      end
+
+      it 'returns persisted diffs if cannot compare with diff refs' do
+        expect(diff).to receive(:load_diffs)
+
+        diff.update!(head_commit_sha: 'invalid-sha')
+
+        diff.diffs
+      end
+    end
+  end
+
+  describe '#raw_diffs' do
     context 'when the :ignore_whitespace_change option is set' do
       it 'creates a new compare object instead of loading from the DB' do
         expect(diff_with_commits).not_to receive(:load_diffs)
@@ -114,6 +153,13 @@ describe MergeRequestDiff do
       expect(mr_diff.empty?).to be_truthy
     end
 
+    it 'expands collapsed diffs before saving' do
+      mr_diff = create(:merge_request, source_branch: 'expand-collapse-lines', target_branch: 'master').merge_request_diff
+      diff_file = mr_diff.merge_request_diff_files.find_by(new_path: 'expand-collapse/file-5.txt')
+
+      expect(diff_file.diff).not_to be_empty
+    end
+
     it 'saves binary diffs correctly' do
       path = 'files/images/icn-time-tracking.pdf'
       mr_diff = create(:merge_request, source_branch: 'add-pdf-text-binary', target_branch: 'master').merge_request_diff
diff --git a/spec/models/merge_request_spec.rb b/spec/models/merge_request_spec.rb
index 9ffa91fc265..8c6b411ec9a 100644
--- a/spec/models/merge_request_spec.rb
+++ b/spec/models/merge_request_spec.rb
@@ -16,7 +16,11 @@ describe MergeRequest do
 
   describe '#squash_in_progress?' do
     shared_examples 'checking whether a squash is in progress' do
-      let(:repo_path) { subject.source_project.repository.path }
+      let(:repo_path) do
+        Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          subject.source_project.repository.path
+        end
+      end
       let(:squash_path) { File.join(repo_path, "gitlab-worktree", "squash-#{subject.id}") }
 
       before do
@@ -84,6 +88,7 @@ describe MergeRequest do
     it_behaves_like 'AtomicInternalId' do
       let(:internal_id_attribute) { :iid }
       let(:instance) { build(:merge_request) }
+      let(:scope) { :target_project }
       let(:scope_attrs) { { project: instance.target_project } }
       let(:usage) { :merge_requests }
     end
@@ -1319,6 +1324,7 @@ describe MergeRequest do
       context 'when broken' do
         before do
           allow(subject).to receive(:broken?) { true }
+          allow(project.repository).to receive(:can_be_merged?).and_return(false)
         end
 
         it 'becomes unmergeable' do
@@ -1624,28 +1630,17 @@ describe MergeRequest do
   end
 
   describe "#reload_diff" do
-    let(:discussion) { create(:diff_note_on_merge_request, project: subject.project, noteable: subject).to_discussion }
-    let(:commit) { subject.project.commit(sample_commit.id) }
-
-    it "does not change existing merge request diff" do
-      expect(subject.merge_request_diff).not_to receive(:save_git_content)
-      subject.reload_diff
-    end
-
-    it "creates new merge request diff" do
-      expect { subject.reload_diff }.to change { subject.merge_request_diffs.count }.by(1)
-    end
+    it 'calls MergeRequests::ReloadDiffsService#execute with correct params' do
+      user = create(:user)
+      service = instance_double(MergeRequests::ReloadDiffsService, execute: nil)
 
-    it "executes diff cache service" do
-      expect_any_instance_of(MergeRequests::MergeRequestDiffCacheService).to receive(:execute).with(subject, an_instance_of(MergeRequestDiff))
+      expect(MergeRequests::ReloadDiffsService)
+        .to receive(:new).with(subject, user)
+        .and_return(service)
 
-      subject.reload_diff
-    end
-
-    it "calls update_diff_discussion_positions" do
-      expect(subject).to receive(:update_diff_discussion_positions)
+      subject.reload_diff(user)
 
-      subject.reload_diff
+      expect(service).to have_received(:execute)
     end
 
     context 'when using the after_update hook to update' do
@@ -2139,32 +2134,77 @@ describe MergeRequest do
     describe 'transition to cannot_be_merged' do
       let(:notification_service) { double(:notification_service) }
       let(:todo_service) { double(:todo_service) }
-
-      subject { create(:merge_request, merge_status: :unchecked) }
+      subject { create(:merge_request, state, merge_status: :unchecked) }
 
       before do
         allow(NotificationService).to receive(:new).and_return(notification_service)
         allow(TodoService).to receive(:new).and_return(todo_service)
+
+        allow(subject.project.repository).to receive(:can_be_merged?).and_return(false)
+      end
+
+      [:opened, :locked].each do |state|
+        context state do
+          let(:state) { state }
+
+          it 'notifies conflict, but does not notify again if rechecking still results in cannot_be_merged' do
+            expect(notification_service).to receive(:merge_request_unmergeable).with(subject).once
+            expect(todo_service).to receive(:merge_request_became_unmergeable).with(subject).once
+
+            subject.mark_as_unmergeable
+            subject.mark_as_unchecked
+            subject.mark_as_unmergeable
+          end
+
+          it 'notifies conflict, whenever newly unmergeable' do
+            expect(notification_service).to receive(:merge_request_unmergeable).with(subject).twice
+            expect(todo_service).to receive(:merge_request_became_unmergeable).with(subject).twice
+
+            subject.mark_as_unmergeable
+            subject.mark_as_unchecked
+            subject.mark_as_mergeable
+            subject.mark_as_unchecked
+            subject.mark_as_unmergeable
+          end
+
+          it 'does not notify whenever merge request is newly unmergeable due to other reasons' do
+            allow(subject.project.repository).to receive(:can_be_merged?).and_return(true)
+
+            expect(notification_service).not_to receive(:merge_request_unmergeable)
+            expect(todo_service).not_to receive(:merge_request_became_unmergeable)
+
+            subject.mark_as_unmergeable
+          end
+        end
       end
 
-      it 'notifies, but does not notify again if rechecking still results in cannot_be_merged' do
-        expect(notification_service).to receive(:merge_request_unmergeable).with(subject).once
-        expect(todo_service).to receive(:merge_request_became_unmergeable).with(subject).once
+      [:closed, :merged].each do |state|
+        let(:state) { state }
+
+        context state do
+          it 'does not notify' do
+            expect(notification_service).not_to receive(:merge_request_unmergeable)
+            expect(todo_service).not_to receive(:merge_request_became_unmergeable)
 
-        subject.mark_as_unmergeable
-        subject.mark_as_unchecked
-        subject.mark_as_unmergeable
+            subject.mark_as_unmergeable
+          end
+        end
       end
 
-      it 'notifies whenever merge request is newly unmergeable' do
-        expect(notification_service).to receive(:merge_request_unmergeable).with(subject).twice
-        expect(todo_service).to receive(:merge_request_became_unmergeable).with(subject).twice
+      context 'source branch is missing' do
+        subject { create(:merge_request, :invalid, :opened, merge_status: :unchecked, target_branch: 'master') }
+
+        before do
+          allow(subject.project.repository).to receive(:can_be_merged?).and_call_original
+        end
 
-        subject.mark_as_unmergeable
-        subject.mark_as_unchecked
-        subject.mark_as_mergeable
-        subject.mark_as_unchecked
-        subject.mark_as_unmergeable
+        it 'does not raise error' do
+          expect(notification_service).not_to receive(:merge_request_unmergeable)
+          expect(todo_service).not_to receive(:merge_request_became_unmergeable)
+
+          expect { subject.mark_as_unmergeable }.not_to raise_error
+          expect(subject.cannot_be_merged?).to eq(true)
+        end
       end
     end
 
@@ -2196,7 +2236,11 @@ describe MergeRequest do
 
   describe '#rebase_in_progress?' do
     shared_examples 'checking whether a rebase is in progress' do
-      let(:repo_path) { subject.source_project.repository.path }
+      let(:repo_path) do
+        Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          subject.source_project.repository.path
+        end
+      end
       let(:rebase_path) { File.join(repo_path, "gitlab-worktree", "rebase-#{subject.id}") }
 
       before do
@@ -2236,25 +2280,25 @@ describe MergeRequest do
     end
   end
 
-  describe '#allow_maintainer_to_push' do
+  describe '#allow_collaboration' do
     let(:merge_request) do
-      build(:merge_request, source_branch: 'fixes', allow_maintainer_to_push: true)
+      build(:merge_request, source_branch: 'fixes', allow_collaboration: true)
     end
 
     it 'is false when pushing by a maintainer is not possible' do
-      expect(merge_request).to receive(:maintainer_push_possible?) { false }
+      expect(merge_request).to receive(:collaborative_push_possible?) { false }
 
-      expect(merge_request.allow_maintainer_to_push).to be_falsy
+      expect(merge_request.allow_collaboration).to be_falsy
     end
 
     it 'is true when pushing by a maintainer is possible' do
-      expect(merge_request).to receive(:maintainer_push_possible?) { true }
+      expect(merge_request).to receive(:collaborative_push_possible?) { true }
 
-      expect(merge_request.allow_maintainer_to_push).to be_truthy
+      expect(merge_request.allow_collaboration).to be_truthy
     end
   end
 
-  describe '#maintainer_push_possible?' do
+  describe '#collaborative_push_possible?' do
     let(:merge_request) do
       build(:merge_request, source_branch: 'fixes')
     end
@@ -2266,14 +2310,14 @@ describe MergeRequest do
     it 'does not allow maintainer to push if the source project is the same as the target' do
       merge_request.target_project = merge_request.source_project = create(:project, :public)
 
-      expect(merge_request.maintainer_push_possible?).to be_falsy
+      expect(merge_request.collaborative_push_possible?).to be_falsy
     end
 
     it 'allows maintainer to push when both source and target are public' do
       merge_request.target_project = build(:project, :public)
       merge_request.source_project = build(:project, :public)
 
-      expect(merge_request.maintainer_push_possible?).to be_truthy
+      expect(merge_request.collaborative_push_possible?).to be_truthy
     end
 
     it 'is not available for protected branches' do
@@ -2284,11 +2328,11 @@ describe MergeRequest do
                                    .with(merge_request.source_project, 'fixes')
                                    .and_return(true)
 
-      expect(merge_request.maintainer_push_possible?).to be_falsy
+      expect(merge_request.collaborative_push_possible?).to be_falsy
     end
   end
 
-  describe '#can_allow_maintainer_to_push?' do
+  describe '#can_allow_collaboration?' do
     let(:target_project) { create(:project, :public) }
     let(:source_project) { fork_project(target_project) }
     let(:merge_request) do
@@ -2300,17 +2344,17 @@ describe MergeRequest do
     let(:user) { create(:user) }
 
     before do
-      allow(merge_request).to receive(:maintainer_push_possible?) { true }
+      allow(merge_request).to receive(:collaborative_push_possible?) { true }
     end
 
     it 'is false if the user does not have push access to the source project' do
-      expect(merge_request.can_allow_maintainer_to_push?(user)).to be_falsy
+      expect(merge_request.can_allow_collaboration?(user)).to be_falsy
     end
 
     it 'is true when the user has push access to the source project' do
       source_project.add_developer(user)
 
-      expect(merge_request.can_allow_maintainer_to_push?(user)).to be_truthy
+      expect(merge_request.can_allow_collaboration?(user)).to be_truthy
     end
   end
 
diff --git a/spec/models/milestone_spec.rb b/spec/models/milestone_spec.rb
index 4bb9717d33e..204d6b47832 100644
--- a/spec/models/milestone_spec.rb
+++ b/spec/models/milestone_spec.rb
@@ -6,6 +6,7 @@ describe Milestone do
       it_behaves_like 'AtomicInternalId' do
         let(:internal_id_attribute) { :iid }
         let(:instance) { build(:milestone, project: build(:project), group: nil) }
+        let(:scope) { :project }
         let(:scope_attrs) { { project: instance.project } }
         let(:usage) { :milestones }
       end
@@ -15,6 +16,7 @@ describe Milestone do
       it_behaves_like 'AtomicInternalId' do
         let(:internal_id_attribute) { :iid }
         let(:instance) { build(:milestone, project: nil, group: build(:group)) }
+        let(:scope) { :group }
         let(:scope_attrs) { { namespace: instance.group } }
         let(:usage) { :milestones }
       end
diff --git a/spec/models/namespace_spec.rb b/spec/models/namespace_spec.rb
index 6f702d8d95e..70f1a1c8b38 100644
--- a/spec/models/namespace_spec.rb
+++ b/spec/models/namespace_spec.rb
@@ -301,12 +301,18 @@ describe Namespace do
     end
 
     def project_rugged(project)
-      project.repository.rugged
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        project.repository.rugged
+      end
     end
   end
 
   describe '#rm_dir', 'callback' do
-    let(:repository_storage_path) { Gitlab.config.repositories.storages.default.legacy_disk_path }
+    let(:repository_storage_path) do
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        Gitlab.config.repositories.storages.default.legacy_disk_path
+      end
+    end
     let(:path_in_dir) { File.join(repository_storage_path, namespace.full_path) }
     let(:deleted_path) { namespace.full_path.gsub(namespace.path, "#{namespace.full_path}+#{namespace.id}+deleted") }
     let(:deleted_path_in_dir) { File.join(repository_storage_path, deleted_path) }
@@ -649,6 +655,19 @@ describe Namespace do
     end
   end
 
+  describe '#root_ancestor' do
+    it 'returns the top most ancestor', :nested_groups do
+      root_group = create(:group)
+      nested_group = create(:group, parent: root_group)
+      deep_nested_group = create(:group, parent: nested_group)
+      very_deep_nested_group = create(:group, parent: deep_nested_group)
+
+      expect(nested_group.root_ancestor).to eq(root_group)
+      expect(deep_nested_group.root_ancestor).to eq(root_group)
+      expect(very_deep_nested_group.root_ancestor).to eq(root_group)
+    end
+  end
+
   describe '#remove_exports' do
     let(:legacy_project) { create(:project, :with_export, :legacy_storage, namespace: namespace) }
     let(:hashed_project) { create(:project, :with_export, namespace: namespace) }
diff --git a/spec/models/note_spec.rb b/spec/models/note_spec.rb
index 6a6c71e6c82..a2cb716cb93 100644
--- a/spec/models/note_spec.rb
+++ b/spec/models/note_spec.rb
@@ -828,5 +828,15 @@ describe Note do
 
       note.destroy!
     end
+
+    context 'when issuable etag caching is disabled' do
+      it 'does not store cache key' do
+        allow(note.noteable).to receive(:etag_caching_enabled?).and_return(false)
+
+        expect_any_instance_of(Gitlab::EtagCaching::Store).not_to receive(:touch)
+
+        note.save!
+      end
+    end
   end
 end
diff --git a/spec/models/notification_recipient_spec.rb b/spec/models/notification_recipient_spec.rb
index eda0e1da835..13fe47799ed 100644
--- a/spec/models/notification_recipient_spec.rb
+++ b/spec/models/notification_recipient_spec.rb
@@ -13,4 +13,48 @@ describe NotificationRecipient do
 
     expect(recipient.has_access?).to be_falsy
   end
+
+  context '#notification_setting' do
+    context 'for child groups', :nested_groups do
+      let!(:moved_group) { create(:group) }
+      let(:group) { create(:group) }
+      let(:sub_group_1) { create(:group, parent: group) }
+      let(:sub_group_2) { create(:group, parent: sub_group_1) }
+      let(:project) { create(:project, namespace: moved_group) }
+
+      before do
+        sub_group_2.add_owner(user)
+        moved_group.add_owner(user)
+        Groups::TransferService.new(moved_group, user).execute(sub_group_2)
+
+        moved_group.reload
+      end
+
+      context 'when notification setting is global' do
+        before do
+          user.notification_settings_for(group).global!
+          user.notification_settings_for(sub_group_1).mention!
+          user.notification_settings_for(sub_group_2).global!
+          user.notification_settings_for(moved_group).global!
+        end
+
+        it 'considers notification setting from the first parent without global setting' do
+          expect(subject.notification_setting.source).to eq(sub_group_1)
+        end
+      end
+
+      context 'when notification setting is not global' do
+        before do
+          user.notification_settings_for(group).global!
+          user.notification_settings_for(sub_group_1).mention!
+          user.notification_settings_for(sub_group_2).watch!
+          user.notification_settings_for(moved_group).disabled!
+        end
+
+        it 'considers notification setting from lowest group member in hierarchy' do
+          expect(subject.notification_setting.source).to eq(moved_group)
+        end
+      end
+    end
+  end
 end
diff --git a/spec/models/project_auto_devops_spec.rb b/spec/models/project_auto_devops_spec.rb
index 7545c0797e9..749b2094787 100644
--- a/spec/models/project_auto_devops_spec.rb
+++ b/spec/models/project_auto_devops_spec.rb
@@ -5,6 +5,8 @@ describe ProjectAutoDevops do
 
   it { is_expected.to belong_to(:project) }
 
+  it { is_expected.to define_enum_for(:deploy_strategy) }
+
   it { is_expected.to respond_to(:created_at) }
   it { is_expected.to respond_to(:updated_at) }
 
@@ -67,8 +69,127 @@ describe ProjectAutoDevops do
       end
     end
 
+    context 'when deploy_strategy is manual' do
+      let(:domain) { 'example.com' }
+
+      before do
+        auto_devops.deploy_strategy = 'manual'
+      end
+
+      it do
+        expect(auto_devops.predefined_variables.map { |var| var[:key] })
+          .to include("STAGING_ENABLED", "INCREMENTAL_ROLLOUT_ENABLED")
+      end
+    end
+
+    context 'when deploy_strategy is continuous' do
+      let(:domain) { 'example.com' }
+
+      before do
+        auto_devops.deploy_strategy = 'continuous'
+      end
+
+      it do
+        expect(auto_devops.predefined_variables.map { |var| var[:key] })
+          .not_to include("STAGING_ENABLED", "INCREMENTAL_ROLLOUT_ENABLED")
+      end
+    end
+
     def domain_variable
       { key: 'AUTO_DEVOPS_DOMAIN', value: 'example.com', public: true }
     end
   end
+
+  describe '#set_gitlab_deploy_token' do
+    let(:auto_devops) { build(:project_auto_devops, project: project) }
+
+    context 'when the project is public' do
+      let(:project) { create(:project, :repository, :public) }
+
+      it 'should not create a gitlab deploy token' do
+        expect do
+          auto_devops.save
+        end.not_to change { DeployToken.count }
+      end
+    end
+
+    context 'when the project is internal' do
+      let(:project) { create(:project, :repository, :internal) }
+
+      it 'should create a gitlab deploy token' do
+        expect do
+          auto_devops.save
+        end.to change { DeployToken.count }.by(1)
+      end
+    end
+
+    context 'when the project is private' do
+      let(:project) { create(:project, :repository, :private) }
+
+      it 'should create a gitlab deploy token' do
+        expect do
+          auto_devops.save
+        end.to change { DeployToken.count }.by(1)
+      end
+    end
+
+    context 'when autodevops is enabled at project level' do
+      let(:project) { create(:project, :repository, :internal) }
+      let(:auto_devops) { build(:project_auto_devops, project: project) }
+
+      it 'should create a deploy token' do
+        expect do
+          auto_devops.save
+        end.to change { DeployToken.count }.by(1)
+      end
+    end
+
+    context 'when autodevops is enabled at instancel level' do
+      let(:project) { create(:project, :repository, :internal) }
+      let(:auto_devops) { build(:project_auto_devops, :disabled, project: project) }
+
+      it 'should create a deploy token' do
+        allow(Gitlab::CurrentSettings).to receive(:auto_devops_enabled?).and_return(true)
+
+        expect do
+          auto_devops.save
+        end.to change { DeployToken.count }.by(1)
+      end
+    end
+
+    context 'when autodevops is disabled' do
+      let(:project) { create(:project, :repository, :internal) }
+      let(:auto_devops) { build(:project_auto_devops, :disabled, project: project) }
+
+      it 'should not create a deploy token' do
+        expect do
+          auto_devops.save
+        end.not_to change { DeployToken.count }
+      end
+    end
+
+    context 'when the project already has an active gitlab-deploy-token' do
+      let(:project) { create(:project, :repository, :internal) }
+      let!(:deploy_token) { create(:deploy_token, :gitlab_deploy_token, projects: [project]) }
+      let(:auto_devops) { build(:project_auto_devops, project: project) }
+
+      it 'should not create a deploy token' do
+        expect do
+          auto_devops.save
+        end.not_to change { DeployToken.count }
+      end
+    end
+
+    context 'when the project already has a revoked gitlab-deploy-token' do
+      let(:project) { create(:project, :repository, :internal) }
+      let!(:deploy_token) { create(:deploy_token, :gitlab_deploy_token, :expired, projects: [project]) }
+      let(:auto_devops) { build(:project_auto_devops, project: project) }
+
+      it 'should not create a deploy token' do
+        expect do
+          auto_devops.save
+        end.not_to change { DeployToken.count }
+      end
+    end
+  end
 end
diff --git a/spec/models/project_services/bamboo_service_spec.rb b/spec/models/project_services/bamboo_service_spec.rb
index 85baaccf035..f4f7afb1b92 100644
--- a/spec/models/project_services/bamboo_service_spec.rb
+++ b/spec/models/project_services/bamboo_service_spec.rb
@@ -120,6 +120,14 @@ describe BambooService, :use_clean_rails_memory_store_caching do
     end
   end
 
+  describe '#execute' do
+    it 'runs update and build action' do
+      stub_update_and_build_request
+
+      subject.execute(Gitlab::DataBuilder::Push::SAMPLE_DATA)
+    end
+  end
+
   describe '#build_page' do
     it 'returns the contents of the reactive cache' do
       stub_reactive_cache(service, { build_page: 'foo' }, 'sha', 'ref')
@@ -216,10 +224,20 @@ describe BambooService, :use_clean_rails_memory_store_caching do
     end
   end
 
+  def stub_update_and_build_request(status: 200, body: nil)
+    bamboo_full_url = 'http://gitlab.com/bamboo/updateAndBuild.action?buildKey=foo&os_authType=basic'
+
+    stub_bamboo_request(bamboo_full_url, status, body)
+  end
+
   def stub_request(status: 200, body: nil)
-    bamboo_full_url = 'http://gitlab.com/bamboo/rest/api/latest/result?label=123&os_authType=basic'
+    bamboo_full_url = 'http://gitlab.com/bamboo/rest/api/latest/result/byChangeset/123?os_authType=basic'
+
+    stub_bamboo_request(bamboo_full_url, status, body)
+  end
 
-    WebMock.stub_request(:get, bamboo_full_url).to_return(
+  def stub_bamboo_request(url, status, body)
+    WebMock.stub_request(:get, url).to_return(
       status: status,
       headers: { 'Content-Type' => 'application/json' },
       body: body
diff --git a/spec/models/project_services/jira_service_spec.rb b/spec/models/project_services/jira_service_spec.rb
index 54ef0be67ff..6c637533c6b 100644
--- a/spec/models/project_services/jira_service_spec.rb
+++ b/spec/models/project_services/jira_service_spec.rb
@@ -2,6 +2,7 @@ require 'spec_helper'
 
 describe JiraService do
   include Gitlab::Routing
+  include AssetsHelpers
 
   describe '#options' do
     let(:service) do
@@ -164,6 +165,8 @@ describe JiraService do
     it "creates Remote Link reference in JIRA for comment" do
       @jira_service.close_issue(merge_request, ExternalIssue.new("JIRA-123", project))
 
+      favicon_path = "http://localhost/assets/#{find_asset('favicon.png').digest_path}"
+
       # Creates comment
       expect(WebMock).to have_requested(:post, @comment_url)
       # Creates Remote Link in JIRA issue fields
@@ -173,7 +176,7 @@ describe JiraService do
           object: {
             url: "#{Gitlab.config.gitlab.url}/#{project.full_path}/commit/#{merge_request.diff_head_sha}",
             title: "GitLab: Solved by commit #{merge_request.diff_head_sha}.",
-            icon: { title: "GitLab", url16x16: "http://localhost/favicon.ico" },
+            icon: { title: "GitLab", url16x16: favicon_path },
             status: { resolved: true }
           }
         )
@@ -464,4 +467,18 @@ describe JiraService do
       end
     end
   end
+
+  describe 'favicon urls', :request_store do
+    it 'includes the standard favicon' do
+      props = described_class.new.send(:build_remote_link_props, url: 'http://example.com', title: 'title')
+      expect(props[:object][:icon][:url16x16]).to match %r{^http://localhost/assets/favicon(?:-\h+).png$}
+    end
+
+    it 'includes returns the custom favicon' do
+      create :appearance, favicon: fixture_file_upload('spec/fixtures/dk.png')
+
+      props = described_class.new.send(:build_remote_link_props, url: 'http://example.com', title: 'title')
+      expect(props[:object][:icon][:url16x16]).to match %r{^http://localhost/uploads/-/system/appearance/favicon/\d+/dk.png$}
+    end
+  end
 end
diff --git a/spec/models/project_services/microsoft_teams_service_spec.rb b/spec/models/project_services/microsoft_teams_service_spec.rb
index 8d9ee96227f..3351c6280b4 100644
--- a/spec/models/project_services/microsoft_teams_service_spec.rb
+++ b/spec/models/project_services/microsoft_teams_service_spec.rb
@@ -225,10 +225,15 @@ describe MicrosoftTeamsService do
 
       it 'calls Microsoft Teams API for pipeline events' do
         data = Gitlab::DataBuilder::Pipeline.build(pipeline)
+        data[:markdown] = true
 
         chat_service.execute(data)
 
-        expect(WebMock).to have_requested(:post, webhook_url).once
+        message = ChatMessage::PipelineMessage.new(data)
+
+        expect(WebMock).to have_requested(:post, webhook_url)
+          .with(body: hash_including({ summary: message.summary }))
+          .once
       end
     end
 
diff --git a/spec/models/project_spec.rb b/spec/models/project_spec.rb
index 9a76452a808..abdc65336ca 100644
--- a/spec/models/project_spec.rb
+++ b/spec/models/project_spec.rb
@@ -238,20 +238,27 @@ describe Project do
       expect(project2.import_data).to be_nil
     end
 
-    it "does not allow blocked import_url localhost" do
+    it "does not allow import_url pointing to localhost" do
       project2 = build(:project, import_url: 'http://localhost:9000/t.git')
 
       expect(project2).to be_invalid
       expect(project2.errors[:import_url].first).to include('Requests to localhost are not allowed')
     end
 
-    it "does not allow blocked import_url port" do
+    it "does not allow import_url with invalid ports" do
       project2 = build(:project, import_url: 'http://github.com:25/t.git')
 
       expect(project2).to be_invalid
       expect(project2.errors[:import_url].first).to include('Only allowed ports are 22, 80, 443')
     end
 
+    it "does not allow import_url with invalid user" do
+      project2 = build(:project, import_url: 'http://$user:password@github.com/t.git')
+
+      expect(project2).to be_invalid
+      expect(project2.errors[:import_url].first).to include('Username needs to start with an alphanumeric character')
+    end
+
     describe 'project pending deletion' do
       let!(:project_pending_deletion) do
         create(:project,
@@ -564,13 +571,13 @@ describe Project do
                                   last_activity_at: timestamp,
                                   last_repository_updated_at: timestamp - 1.hour)
 
-        expect(project.last_activity_date).to eq(timestamp)
+        expect(project.last_activity_date).to be_like_time(timestamp)
 
         project.update_attributes(updated_at: timestamp,
                                   last_activity_at: timestamp - 1.hour,
                                   last_repository_updated_at: nil)
 
-        expect(project.last_activity_date).to eq(timestamp)
+        expect(project.last_activity_date).to be_like_time(timestamp)
       end
     end
   end
@@ -960,7 +967,7 @@ describe Project do
 
     it 'is false if avatar is html page' do
       project.update_attribute(:avatar, 'uploads/avatar.html')
-      expect(project.avatar_type).to eq(['file format is not supported. Please try one of the following supported formats: png, jpg, jpeg, gif, bmp, tiff'])
+      expect(project.avatar_type).to eq(['file format is not supported. Please try one of the following supported formats: png, jpg, jpeg, gif, bmp, tiff, ico'])
     end
   end
 
@@ -1693,6 +1700,31 @@ describe Project do
     end
   end
 
+  describe '#human_import_status_name' do
+    context 'when import_state exists' do
+      it 'returns the humanized status name' do
+        project = create(:project)
+        create(:import_state, :started, project: project)
+
+        expect(project.human_import_status_name).to eq("started")
+      end
+    end
+
+    context 'when import_state was not created yet' do
+      let(:project) { create(:project, :import_started) }
+
+      it 'ensures import_state is created and returns humanized status name' do
+        expect do
+          project.human_import_status_name
+        end.to change { ProjectImportState.count }.from(0).to(1)
+      end
+
+      it 'returns humanized status name' do
+        expect(project.human_import_status_name).to eq("started")
+      end
+    end
+  end
+
   describe 'Project import job' do
     let(:project) { create(:project, import_url: generate(:url)) }
 
@@ -1701,7 +1733,11 @@ describe Project do
         .with(project.repository_storage, project.disk_path, project.import_url)
         .and_return(true)
 
-      expect_any_instance_of(Repository).to receive(:after_import)
+      # Works around https://github.com/rspec/rspec-mocks/issues/910
+      allow(described_class).to receive(:find).with(project.id).and_return(project)
+      expect(project.repository).to receive(:after_import)
+        .and_call_original
+      expect(project.wiki.repository).to receive(:after_import)
         .and_call_original
     end
 
@@ -2303,6 +2339,22 @@ describe Project do
     end
   end
 
+  describe '#any_lfs_file_locks?', :request_store do
+    set(:project) { create(:project) }
+
+    it 'returns false when there are no LFS file locks' do
+      expect(project.any_lfs_file_locks?).to be_falsey
+    end
+
+    it 'returns a cached true when there are LFS file locks' do
+      create(:lfs_file_lock, project: project)
+
+      expect(project.lfs_file_locks).to receive(:any?).once.and_call_original
+
+      2.times { expect(project.any_lfs_file_locks?).to be_truthy }
+    end
+  end
+
   describe '#protected_for?' do
     let(:project) { create(:project) }
 
@@ -2907,7 +2959,7 @@ describe Project do
 
         project.rename_repo
 
-        expect(project.repository.rugged.config['gitlab.fullpath']).to eq(project.full_path)
+        expect(rugged_config['gitlab.fullpath']).to eq(project.full_path)
       end
     end
 
@@ -3068,7 +3120,7 @@ describe Project do
       it 'updates project full path in .git/config' do
         project.rename_repo
 
-        expect(project.repository.rugged.config['gitlab.fullpath']).to eq(project.full_path)
+        expect(rugged_config['gitlab.fullpath']).to eq(project.full_path)
       end
     end
 
@@ -3366,10 +3418,11 @@ describe Project do
   end
 
   describe '#after_import' do
-    let(:project) { build(:project) }
+    let(:project) { create(:project) }
 
     it 'runs the correct hooks' do
       expect(project.repository).to receive(:after_import)
+      expect(project.wiki.repository).to receive(:after_import)
       expect(project).to receive(:import_finish)
       expect(project).to receive(:update_project_counter_caches)
       expect(project).to receive(:remove_import_jid)
@@ -3488,13 +3541,13 @@ describe Project do
     it 'writes full path in .git/config when key is missing' do
       project.write_repository_config
 
-      expect(project.repository.rugged.config['gitlab.fullpath']).to eq project.full_path
+      expect(rugged_config['gitlab.fullpath']).to eq project.full_path
     end
 
     it 'updates full path in .git/config when key is present' do
       project.write_repository_config(gl_full_path: 'old/path')
 
-      expect { project.write_repository_config }.to change { project.repository.rugged.config['gitlab.fullpath'] }.from('old/path').to(project.full_path)
+      expect { project.write_repository_config }.to change { rugged_config['gitlab.fullpath'] }.from('old/path').to(project.full_path)
     end
 
     it 'does not raise an error with an empty repository' do
@@ -3583,7 +3636,7 @@ describe Project do
         target_branch: 'target-branch',
         source_project: project,
         source_branch: 'awesome-feature-1',
-        allow_maintainer_to_push: true
+        allow_collaboration: true
       )
     end
 
@@ -3620,9 +3673,14 @@ describe Project do
       end
     end
 
-    describe '#branch_allows_maintainer_push?' do
+    describe '#branch_allows_collaboration_push?' do
       it 'allows access if the user can merge the merge request' do
-        expect(project.branch_allows_maintainer_push?(user, 'awesome-feature-1'))
+        expect(project.branch_allows_collaboration?(user, 'awesome-feature-1'))
+          .to be_truthy
+      end
+
+      it 'allows access when there are merge requests open but no branch name is given' do
+        expect(project.branch_allows_collaboration?(user, nil))
           .to be_truthy
       end
 
@@ -3630,7 +3688,7 @@ describe Project do
         guest = create(:user)
         target_project.add_guest(guest)
 
-        expect(project.branch_allows_maintainer_push?(guest, 'awesome-feature-1'))
+        expect(project.branch_allows_collaboration?(guest, 'awesome-feature-1'))
           .to be_falsy
       end
 
@@ -3640,31 +3698,31 @@ describe Project do
                target_branch: 'target-branch',
                source_project: project,
                source_branch: 'rejected-feature-1',
-               allow_maintainer_to_push: true)
+               allow_collaboration: true)
 
-        expect(project.branch_allows_maintainer_push?(user, 'rejected-feature-1'))
+        expect(project.branch_allows_collaboration?(user, 'rejected-feature-1'))
           .to be_falsy
       end
 
       it 'does not allow access if the user cannot merge the merge request' do
         create(:protected_branch, :masters_can_push, project: target_project, name: 'target-branch')
 
-        expect(project.branch_allows_maintainer_push?(user, 'awesome-feature-1'))
+        expect(project.branch_allows_collaboration?(user, 'awesome-feature-1'))
           .to be_falsy
       end
 
       it 'caches the result' do
-        control = ActiveRecord::QueryRecorder.new { project.branch_allows_maintainer_push?(user, 'awesome-feature-1') }
+        control = ActiveRecord::QueryRecorder.new { project.branch_allows_collaboration?(user, 'awesome-feature-1') }
 
-        expect { 3.times { project.branch_allows_maintainer_push?(user, 'awesome-feature-1') } }
+        expect { 3.times { project.branch_allows_collaboration?(user, 'awesome-feature-1') } }
           .not_to exceed_query_limit(control)
       end
 
       context 'when the requeststore is active', :request_store do
         it 'only queries per project across instances' do
-          control = ActiveRecord::QueryRecorder.new { project.branch_allows_maintainer_push?(user, 'awesome-feature-1') }
+          control = ActiveRecord::QueryRecorder.new { project.branch_allows_collaboration?(user, 'awesome-feature-1') }
 
-          expect { 2.times { described_class.find(project.id).branch_allows_maintainer_push?(user, 'awesome-feature-1') } }
+          expect { 2.times { described_class.find(project.id).branch_allows_collaboration?(user, 'awesome-feature-1') } }
             .not_to exceed_query_limit(control).with_threshold(2)
         end
       end
@@ -3775,4 +3833,10 @@ describe Project do
       let(:uploader_class) { AttachmentUploader }
     end
   end
+
+  def rugged_config
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      project.repository.rugged.config
+    end
+  end
 end
diff --git a/spec/models/project_team_spec.rb b/spec/models/project_team_spec.rb
index e07c522800a..9978f3e9566 100644
--- a/spec/models/project_team_spec.rb
+++ b/spec/models/project_team_spec.rb
@@ -179,14 +179,14 @@ describe ProjectTeam do
   end
 
   describe "#human_max_access" do
-    it 'returns Master role' do
+    it 'returns Maintainer role' do
       user = create(:user)
       group = create(:group)
       project = create(:project, namespace: group)
 
       group.add_master(user)
 
-      expect(project.team.human_max_access(user.id)).to eq 'Master'
+      expect(project.team.human_max_access(user.id)).to eq 'Maintainer'
     end
 
     it 'returns Owner role' do
diff --git a/spec/models/project_wiki_spec.rb b/spec/models/project_wiki_spec.rb
index f1142832f1a..a3c20b3b3c1 100644
--- a/spec/models/project_wiki_spec.rb
+++ b/spec/models/project_wiki_spec.rb
@@ -188,7 +188,11 @@ describe ProjectWiki do
       before do
         subject.wiki # Make sure the wiki repo exists
 
-        BareRepoOperations.new(subject.repository.path_to_repo).commit_file(image, 'image.png')
+        repo_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          subject.repository.path_to_repo
+        end
+
+        BareRepoOperations.new(repo_path).commit_file(image, 'image.png')
       end
 
       it 'returns the latest version of the file if it exists' do
diff --git a/spec/models/remote_mirror_spec.rb b/spec/models/remote_mirror_spec.rb
index 1d94abe4195..3597b080021 100644
--- a/spec/models/remote_mirror_spec.rb
+++ b/spec/models/remote_mirror_spec.rb
@@ -15,6 +15,13 @@ describe RemoteMirror do
 
         expect(remote_mirror).not_to be_valid
       end
+
+      it 'does not allow url with an invalid user' do
+        remote_mirror = build(:remote_mirror, url: 'http://$user:password@invalid.invalid')
+
+        expect(remote_mirror).to be_invalid
+        expect(remote_mirror.errors[:url].first).to include('Username needs to start with an alphanumeric character')
+      end
     end
   end
 
@@ -67,7 +74,9 @@ describe RemoteMirror do
 
         mirror.update_attribute(:url, 'http://foo:baz@test.com')
 
-        config = repo.raw_repository.rugged.config
+        config = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          repo.raw_repository.rugged.config
+        end
         expect(config["remote.#{mirror.remote_name}.url"]).to eq('http://foo:baz@test.com')
       end
 
diff --git a/spec/models/repository_spec.rb b/spec/models/repository_spec.rb
index 0ccf55bd895..d060ab923d1 100644
--- a/spec/models/repository_spec.rb
+++ b/spec/models/repository_spec.rb
@@ -46,7 +46,7 @@ describe Repository do
       it { is_expected.not_to include('feature') }
       it { is_expected.not_to include('fix') }
 
-      describe 'when storage is broken', :broken_storage  do
+      describe 'when storage is broken', :broken_storage do
         it 'should raise a storage error' do
           expect_to_raise_storage_error do
             broken_repository.branch_names_contains(sample_commit.id)
@@ -136,7 +136,10 @@ describe Repository do
         before do
           options = { message: 'test tag message\n',
                       tagger: { name: 'John Smith', email: 'john@gmail.com' } }
-          repository.rugged.tags.create(annotated_tag_name, 'a48e4fc218069f68ef2e769dd8dfea3991362175', options)
+
+          Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+            repository.rugged.tags.create(annotated_tag_name, 'a48e4fc218069f68ef2e769dd8dfea3991362175', options)
+          end
 
           double_first = double(committed_date: Time.now - 1.second)
           double_last = double(committed_date: Time.now)
@@ -189,7 +192,7 @@ describe Repository do
 
       it { is_expected.to eq('c1acaa58bbcbc3eafe538cb8274ba387047b69f8') }
 
-      describe 'when storage is broken', :broken_storage  do
+      describe 'when storage is broken', :broken_storage do
         it 'should raise a storage error' do
           expect_to_raise_storage_error do
             broken_repository.last_commit_id_for_path(sample_commit.id, '.gitignore')
@@ -223,7 +226,7 @@ describe Repository do
         is_expected.to eq('c1acaa5')
       end
 
-      describe 'when storage is broken', :broken_storage  do
+      describe 'when storage is broken', :broken_storage do
         it 'should raise a storage error' do
           expect_to_raise_storage_error do
             broken_repository.last_commit_for_path(sample_commit.id, '.gitignore').id
@@ -388,7 +391,7 @@ describe Repository do
       it_behaves_like 'finding commits by message'
     end
 
-    describe 'when storage is broken', :broken_storage  do
+    describe 'when storage is broken', :broken_storage do
       it 'should raise a storage error' do
         expect_to_raise_storage_error { broken_repository.find_commits_by_message('s') }
       end
@@ -431,44 +434,34 @@ describe Repository do
   end
 
   describe '#can_be_merged?' do
-    shared_examples 'can be merged' do
-      context 'mergeable branches' do
-        subject { repository.can_be_merged?('0b4bc9a49b562e85de7cc9e834518ea6828729b9', 'master') }
-
-        it { is_expected.to be_truthy }
-      end
+    context 'mergeable branches' do
+      subject { repository.can_be_merged?('0b4bc9a49b562e85de7cc9e834518ea6828729b9', 'master') }
 
-      context 'non-mergeable branches without conflict sides missing' do
-        subject { repository.can_be_merged?('bb5206fee213d983da88c47f9cf4cc6caf9c66dc', 'feature') }
-
-        it { is_expected.to be_falsey }
-      end
+      it { is_expected.to be_truthy }
+    end
 
-      context 'non-mergeable branches with conflict sides missing' do
-        subject { repository.can_be_merged?('conflict-missing-side', 'conflict-start') }
+    context 'non-mergeable branches without conflict sides missing' do
+      subject { repository.can_be_merged?('bb5206fee213d983da88c47f9cf4cc6caf9c66dc', 'feature') }
 
-        it { is_expected.to be_falsey }
-      end
+      it { is_expected.to be_falsey }
+    end
 
-      context 'non merged branch' do
-        subject { repository.merged_to_root_ref?('fix') }
+    context 'non-mergeable branches with conflict sides missing' do
+      subject { repository.can_be_merged?('conflict-missing-side', 'conflict-start') }
 
-        it { is_expected.to be_falsey }
-      end
+      it { is_expected.to be_falsey }
+    end
 
-      context 'non existent branch' do
-        subject { repository.merged_to_root_ref?('non_existent_branch') }
+    context 'non merged branch' do
+      subject { repository.merged_to_root_ref?('fix') }
 
-        it { is_expected.to be_nil }
-      end
+      it { is_expected.to be_falsey }
     end
 
-    context 'when Gitaly can_be_merged feature is enabled' do
-      it_behaves_like 'can be merged'
-    end
+    context 'non existent branch' do
+      subject { repository.merged_to_root_ref?('non_existent_branch') }
 
-    context 'when Gitaly can_be_merged feature is disabled', :disable_gitaly do
-      it_behaves_like 'can be merged'
+      it { is_expected.to be_nil }
     end
   end
 
@@ -486,6 +479,14 @@ describe Repository do
       end
     end
 
+    context 'when ref is not specified' do
+      it 'is using a root ref' do
+        expect(repository).to receive(:find_commit).with('master')
+
+        repository.commit
+      end
+    end
+
     context 'when ref is not valid' do
       context 'when preceding tree element exists' do
         it 'returns nil' do
@@ -671,7 +672,7 @@ describe Repository do
     end
   end
 
-  shared_examples "search_files_by_content" do
+  describe "search_files_by_content" do
     let(:results) { repository.search_files_by_content('feature', 'master') }
     subject { results }
 
@@ -702,7 +703,7 @@ describe Repository do
       expect(results).to match_array([])
     end
 
-    describe 'when storage is broken', :broken_storage  do
+    describe 'when storage is broken', :broken_storage do
       it 'should raise a storage error' do
         expect_to_raise_storage_error do
           broken_repository.search_files_by_content('feature', 'master')
@@ -718,7 +719,7 @@ describe Repository do
     end
   end
 
-  shared_examples "search_files_by_name" do
+  describe "search_files_by_name" do
     let(:results) { repository.search_files_by_name('files', 'master') }
 
     it 'returns result' do
@@ -751,23 +752,13 @@ describe Repository do
       expect(results).to match_array([])
     end
 
-    describe 'when storage is broken', :broken_storage  do
+    describe 'when storage is broken', :broken_storage do
       it 'should raise a storage error' do
         expect_to_raise_storage_error { broken_repository.search_files_by_name('files', 'master') }
       end
     end
   end
 
-  describe 'with gitaly enabled' do
-    it_behaves_like 'search_files_by_content'
-    it_behaves_like 'search_files_by_name'
-  end
-
-  describe 'with gitaly disabled', :disable_gitaly do
-    it_behaves_like 'search_files_by_content'
-    it_behaves_like 'search_files_by_name'
-  end
-
   describe '#async_remove_remote' do
     before do
       masterrev = repository.find_branch('master').dereferenced_target
@@ -803,7 +794,7 @@ describe Repository do
   describe '#fetch_ref' do
     let(:broken_repository) { create(:project, :broken_storage).repository }
 
-    describe 'when storage is broken', :broken_storage  do
+    describe 'when storage is broken', :broken_storage do
       it 'should raise a storage error' do
         expect_to_raise_storage_error do
           broken_repository.fetch_ref(broken_repository, source_ref: '1', target_ref: '2')
@@ -1048,6 +1039,13 @@ describe Repository do
     let(:target_project) { project }
     let(:target_repository) { target_project.repository }
 
+    around do |example|
+      # TODO Gitlab::Git::OperationService will be moved to gitaly-ruby and disappear from this repo
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        example.run
+      end
+    end
+
     context 'when pre hooks were successful' do
       before do
         service = Gitlab::Git::HooksService.new
@@ -1185,7 +1183,7 @@ describe Repository do
           Gitlab::Git::OperationService.new(git_user, repository.raw_repository).with_branch('feature') do
             new_rev
           end
-        end.to raise_error(Gitlab::Git::HooksService::PreReceiveError)
+        end.to raise_error(Gitlab::Git::PreReceiveError)
       end
     end
 
@@ -1309,6 +1307,13 @@ describe Repository do
   end
 
   describe '#update_autocrlf_option' do
+    around do |example|
+      # TODO Gitlab::Git::OperationService will be moved to gitaly-ruby and disappear from this repo
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        example.run
+      end
+    end
+
     describe 'when autocrlf is not already set to :input' do
       before do
         repository.raw_repository.autocrlf = true
@@ -1692,19 +1697,29 @@ describe Repository do
   end
 
   describe '#after_change_head' do
-    it 'flushes the readme cache' do
+    it 'flushes the method caches' do
       expect(repository).to receive(:expire_method_caches).with([
-        :readme,
+        :size,
+        :commit_count,
+        :rendered_readme,
+        :contribution_guide,
         :changelog,
-        :license,
-        :contributing,
+        :license_blob,
+        :license_key,
         :gitignore,
-        :koding,
-        :gitlab_ci,
+        :koding_yml,
+        :gitlab_ci_yml,
+        :branch_names,
+        :tag_names,
+        :branch_count,
+        :tag_count,
         :avatar,
-        :issue_template,
-        :merge_request_template,
-        :xcode_config
+        :exists?,
+        :root_ref,
+        :has_visible_content?,
+        :issue_template_names,
+        :merge_request_template_names,
+        :xcode_project?
       ])
 
       repository.after_change_head
@@ -1802,7 +1817,9 @@ describe Repository do
       expect(repository.branch_count).to be_an(Integer)
 
       # NOTE: Until rugged goes away, make sure rugged and gitaly are in sync
-      rugged_count = repository.raw_repository.rugged.branches.count
+      rugged_count = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        repository.raw_repository.rugged.branches.count
+      end
 
       expect(repository.branch_count).to eq(rugged_count)
     end
@@ -1813,7 +1830,9 @@ describe Repository do
       expect(repository.tag_count).to be_an(Integer)
 
       # NOTE: Until rugged goes away, make sure rugged and gitaly are in sync
-      rugged_count = repository.raw_repository.rugged.tags.count
+      rugged_count = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        repository.raw_repository.rugged.tags.count
+      end
 
       expect(repository.tag_count).to eq(rugged_count)
     end
@@ -1842,155 +1861,61 @@ describe Repository do
   describe '#add_tag' do
     let(:user) { build_stubbed(:user) }
 
-    shared_examples 'adding tag' do
-      context 'with a valid target' do
-        it 'creates the tag' do
-          repository.add_tag(user, '8.5', 'master', 'foo')
-
-          tag = repository.find_tag('8.5')
-          expect(tag).to be_present
-          expect(tag.message).to eq('foo')
-          expect(tag.dereferenced_target.id).to eq(repository.commit('master').id)
-        end
-
-        it 'returns a Gitlab::Git::Tag object' do
-          tag = repository.add_tag(user, '8.5', 'master', 'foo')
+    context 'with a valid target' do
+      it 'creates the tag' do
+        repository.add_tag(user, '8.5', 'master', 'foo')
 
-          expect(tag).to be_a(Gitlab::Git::Tag)
-        end
+        tag = repository.find_tag('8.5')
+        expect(tag).to be_present
+        expect(tag.message).to eq('foo')
+        expect(tag.dereferenced_target.id).to eq(repository.commit('master').id)
       end
 
-      context 'with an invalid target' do
-        it 'returns false' do
-          expect(repository.add_tag(user, '8.5', 'bar', 'foo')).to be false
-        end
-      end
-    end
-
-    context 'when Gitaly operation_user_add_tag feature is enabled' do
-      it_behaves_like 'adding tag'
-    end
-
-    context 'when Gitaly operation_user_add_tag feature is disabled', :disable_gitaly do
-      it_behaves_like 'adding tag'
-
-      it 'passes commit SHA to pre-receive and update hooks and tag SHA to post-receive hook' do
-        pre_receive_hook = Gitlab::Git::Hook.new('pre-receive', project)
-        update_hook = Gitlab::Git::Hook.new('update', project)
-        post_receive_hook = Gitlab::Git::Hook.new('post-receive', project)
-
-        allow(Gitlab::Git::Hook).to receive(:new)
-          .and_return(pre_receive_hook, update_hook, post_receive_hook)
-
-        allow(pre_receive_hook).to receive(:trigger).and_call_original
-        allow(update_hook).to receive(:trigger).and_call_original
-        allow(post_receive_hook).to receive(:trigger).and_call_original
-
+      it 'returns a Gitlab::Git::Tag object' do
         tag = repository.add_tag(user, '8.5', 'master', 'foo')
 
-        commit_sha = repository.commit('master').id
-        tag_sha = tag.target
-
-        expect(pre_receive_hook).to have_received(:trigger)
-          .with(anything, anything, anything, commit_sha, anything)
-        expect(update_hook).to have_received(:trigger)
-          .with(anything, anything, anything, commit_sha, anything)
-        expect(post_receive_hook).to have_received(:trigger)
-          .with(anything, anything, anything, tag_sha, anything)
+        expect(tag).to be_a(Gitlab::Git::Tag)
       end
     end
-  end
-
-  describe '#rm_branch' do
-    shared_examples "user deleting a branch" do
-      it 'removes a branch' do
-        expect(repository).to receive(:before_remove_branch)
-        expect(repository).to receive(:after_remove_branch)
 
-        repository.rm_branch(user, 'feature')
+    context 'with an invalid target' do
+      it 'returns false' do
+        expect(repository.add_tag(user, '8.5', 'bar', 'foo')).to be false
       end
     end
+  end
 
-    context 'with gitaly enabled' do
-      it_behaves_like "user deleting a branch"
-
-      context 'when pre hooks failed' do
-        before do
-          allow_any_instance_of(Gitlab::GitalyClient::OperationService)
-            .to receive(:user_delete_branch).and_raise(Gitlab::Git::HooksService::PreReceiveError)
-        end
-
-        it 'gets an error and does not delete the branch' do
-          expect do
-            repository.rm_branch(user, 'feature')
-          end.to raise_error(Gitlab::Git::HooksService::PreReceiveError)
+  describe '#rm_branch' do
+    it 'removes a branch' do
+      expect(repository).to receive(:before_remove_branch)
+      expect(repository).to receive(:after_remove_branch)
 
-          expect(repository.find_branch('feature')).not_to be_nil
-        end
-      end
+      repository.rm_branch(user, 'feature')
     end
 
-    context 'with gitaly disabled', :disable_gitaly do
-      it_behaves_like "user deleting a branch"
-
-      let(:old_rev) { '0b4bc9a49b562e85de7cc9e834518ea6828729b9' } # git rev-parse feature
-      let(:blank_sha) { '0000000000000000000000000000000000000000' }
-
-      context 'when pre hooks were successful' do
-        it 'runs without errors' do
-          expect_any_instance_of(Gitlab::Git::HooksService).to receive(:execute)
-            .with(git_user, repository.raw_repository, old_rev, blank_sha, 'refs/heads/feature')
-
-          expect { repository.rm_branch(user, 'feature') }.not_to raise_error
-        end
-
-        it 'deletes the branch' do
-          allow_any_instance_of(Gitlab::Git::Hook).to receive(:trigger).and_return([true, nil])
-
-          expect { repository.rm_branch(user, 'feature') }.not_to raise_error
-
-          expect(repository.find_branch('feature')).to be_nil
-        end
+    context 'when pre hooks failed' do
+      before do
+        allow_any_instance_of(Gitlab::GitalyClient::OperationService)
+          .to receive(:user_delete_branch).and_raise(Gitlab::Git::PreReceiveError)
       end
 
-      context 'when pre hooks failed' do
-        it 'gets an error' do
-          allow_any_instance_of(Gitlab::Git::Hook).to receive(:trigger).and_return([false, ''])
-
-          expect do
-            repository.rm_branch(user, 'feature')
-          end.to raise_error(Gitlab::Git::HooksService::PreReceiveError)
-        end
-
-        it 'does not delete the branch' do
-          allow_any_instance_of(Gitlab::Git::Hook).to receive(:trigger).and_return([false, ''])
+      it 'gets an error and does not delete the branch' do
+        expect do
+          repository.rm_branch(user, 'feature')
+        end.to raise_error(Gitlab::Git::PreReceiveError)
 
-          expect do
-            repository.rm_branch(user, 'feature')
-          end.to raise_error(Gitlab::Git::HooksService::PreReceiveError)
-          expect(repository.find_branch('feature')).not_to be_nil
-        end
+        expect(repository.find_branch('feature')).not_to be_nil
       end
     end
   end
 
   describe '#rm_tag' do
-    shared_examples 'removing tag' do
-      it 'removes a tag' do
-        expect(repository).to receive(:before_remove_tag)
+    it 'removes a tag' do
+      expect(repository).to receive(:before_remove_tag)
 
-        repository.rm_tag(build_stubbed(:user), 'v1.1.0')
+      repository.rm_tag(build_stubbed(:user), 'v1.1.0')
 
-        expect(repository.find_tag('v1.1.0')).to be_nil
-      end
-    end
-
-    context 'when Gitaly operation_user_delete_tag feature is enabled' do
-      it_behaves_like 'removing tag'
-    end
-
-    context 'when Gitaly operation_user_delete_tag feature is disabled', :skip_gitaly_mock do
-      it_behaves_like 'removing tag'
+      expect(repository.find_tag('v1.1.0')).to be_nil
     end
   end
 
@@ -2073,7 +1998,10 @@ describe Repository do
     it "attempting to call keep_around on truncated ref does not fail" do
       repository.keep_around(sample_commit.id)
       ref = repository.send(:keep_around_ref_name, sample_commit.id)
-      path = File.join(repository.path, ref)
+
+      path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        File.join(repository.path, ref)
+      end
       # Corrupt the reference
       File.truncate(path, 0)
 
@@ -2088,6 +2016,13 @@ describe Repository do
   end
 
   describe '#update_ref' do
+    around do |example|
+      # TODO Gitlab::Git::OperationService will be moved to gitaly-ruby and disappear from this repo
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        example.run
+      end
+    end
+
     it 'can create a ref' do
       Gitlab::Git::OperationService.new(nil, repository.raw_repository).send(:update_ref, 'refs/heads/foobar', 'refs/heads/master', Gitlab::Git::BLANK_SHA)
 
@@ -2273,6 +2208,28 @@ describe Repository do
     end
   end
 
+  describe '#local_branches' do
+    it 'returns the local branches' do
+      masterrev = repository.find_branch('master').dereferenced_target
+      create_remote_branch('joe', 'remote_branch', masterrev)
+      repository.add_branch(user, 'local_branch', masterrev.id)
+
+      expect(repository.local_branches.any? { |branch| branch.name == 'remote_branch' }).to eq(false)
+      expect(repository.local_branches.any? { |branch| branch.name == 'local_branch' }).to eq(true)
+    end
+  end
+
+  describe '#remote_branches' do
+    it 'returns the remote branches' do
+      masterrev = repository.find_branch('master').dereferenced_target
+      create_remote_branch('joe', 'remote_branch', masterrev)
+      repository.add_branch(user, 'local_branch', masterrev.id)
+
+      expect(repository.remote_branches('joe').any? { |branch| branch.name == 'local_branch' }).to eq(false)
+      expect(repository.remote_branches('joe').any? { |branch| branch.name == 'remote_branch' }).to eq(true)
+    end
+  end
+
   describe '#commit_count' do
     context 'with a non-existing repository' do
       it 'returns 0' do
@@ -2372,7 +2329,9 @@ describe Repository do
   end
 
   def create_remote_branch(remote_name, branch_name, target)
-    rugged = repository.rugged
+    rugged = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      repository.rugged
+    end
     rugged.references.create("refs/remotes/#{remote_name}/#{branch_name}", target.id)
   end
 
@@ -2410,6 +2369,32 @@ describe Repository do
     end
   end
 
+  describe '#archive_metadata' do
+    let(:ref) { 'master' }
+    let(:storage_path) { '/tmp' }
+
+    let(:prefix) { [project.path, ref].join('-') }
+    let(:filename) { prefix + '.tar.gz' }
+
+    subject(:result) { repository.archive_metadata(ref, storage_path, append_sha: false) }
+
+    context 'with hashed storage disabled' do
+      let(:project) { create(:project, :repository, :legacy_storage) }
+
+      it 'uses the project path to generate the filename' do
+        expect(result['ArchivePrefix']).to eq(prefix)
+        expect(File.basename(result['ArchivePath'])).to eq(filename)
+      end
+    end
+
+    context 'with hashed storage enabled' do
+      it 'uses the project path to generate the filename' do
+        expect(result['ArchivePrefix']).to eq(prefix)
+        expect(File.basename(result['ArchivePath'])).to eq(filename)
+      end
+    end
+  end
+
   describe 'commit cache' do
     set(:project) { create(:project, :repository) }
 
diff --git a/spec/models/term_agreement_spec.rb b/spec/models/term_agreement_spec.rb
index a59bf119692..950dfa09a6a 100644
--- a/spec/models/term_agreement_spec.rb
+++ b/spec/models/term_agreement_spec.rb
@@ -5,4 +5,13 @@ describe TermAgreement do
     it { is_expected.to validate_presence_of(:term) }
     it { is_expected.to validate_presence_of(:user) }
   end
+
+  describe '.accepted' do
+    it 'only includes accepted terms' do
+      accepted = create(:term_agreement, :accepted)
+      create(:term_agreement, :declined)
+
+      expect(described_class.accepted).to contain_exactly(accepted)
+    end
+  end
 end
diff --git a/spec/models/user_spec.rb b/spec/models/user_spec.rb
index 09dfeae6377..097144d04ce 100644
--- a/spec/models/user_spec.rb
+++ b/spec/models/user_spec.rb
@@ -1260,7 +1260,7 @@ describe User do
     it 'is false if avatar is html page' do
       user.update_attribute(:avatar, 'uploads/avatar.html')
 
-      expect(user.avatar_type).to eq(['file format is not supported. Please try one of the following supported formats: png, jpg, jpeg, gif, bmp, tiff'])
+      expect(user.avatar_type).to eq(['file format is not supported. Please try one of the following supported formats: png, jpg, jpeg, gif, bmp, tiff, ico'])
     end
   end
 
diff --git a/spec/policies/ci/build_policy_spec.rb b/spec/policies/ci/build_policy_spec.rb
index 9ca156deaa0..eead55d33ca 100644
--- a/spec/policies/ci/build_policy_spec.rb
+++ b/spec/policies/ci/build_policy_spec.rb
@@ -101,7 +101,7 @@ describe Ci::BuildPolicy do
 
         it 'enables update_build if user is maintainer' do
           allow_any_instance_of(Project).to receive(:empty_repo?).and_return(false)
-          allow_any_instance_of(Project).to receive(:branch_allows_maintainer_push?).and_return(true)
+          allow_any_instance_of(Project).to receive(:branch_allows_collaboration?).and_return(true)
 
           expect(policy).to be_allowed :update_build
           expect(policy).to be_allowed :update_commit_status
diff --git a/spec/policies/ci/pipeline_policy_spec.rb b/spec/policies/ci/pipeline_policy_spec.rb
index a5e509cfa0f..bd32faf06ef 100644
--- a/spec/policies/ci/pipeline_policy_spec.rb
+++ b/spec/policies/ci/pipeline_policy_spec.rb
@@ -69,7 +69,7 @@ describe Ci::PipelinePolicy, :models do
 
       it 'enables update_pipeline if user is maintainer' do
         allow_any_instance_of(Project).to receive(:empty_repo?).and_return(false)
-        allow_any_instance_of(Project).to receive(:branch_allows_maintainer_push?).and_return(true)
+        allow_any_instance_of(Project).to receive(:branch_allows_collaboration?).and_return(true)
 
         expect(policy).to be_allowed :update_pipeline
       end
diff --git a/spec/policies/project_policy_spec.rb b/spec/policies/project_policy_spec.rb
index 6609f5f7afd..6d4676c25a5 100644
--- a/spec/policies/project_policy_spec.rb
+++ b/spec/policies/project_policy_spec.rb
@@ -151,6 +151,44 @@ describe ProjectPolicy do
     end
   end
 
+  context 'builds feature' do
+    subject { described_class.new(owner, project) }
+
+    it 'disallows all permissions when the feature is disabled' do
+      project.project_feature.update(builds_access_level: ProjectFeature::DISABLED)
+
+      builds_permissions = [
+        :create_pipeline, :update_pipeline, :admin_pipeline, :destroy_pipeline,
+        :create_build, :read_build, :update_build, :admin_build, :destroy_build,
+        :create_pipeline_schedule, :read_pipeline_schedule, :update_pipeline_schedule, :admin_pipeline_schedule, :destroy_pipeline_schedule,
+        :create_environment, :read_environment, :update_environment, :admin_environment, :destroy_environment,
+        :create_cluster, :read_cluster, :update_cluster, :admin_cluster, :destroy_cluster,
+        :create_deployment, :read_deployment, :update_deployment, :admin_deployment, :destroy_deployment
+      ]
+
+      expect_disallowed(*builds_permissions)
+    end
+  end
+
+  context 'repository feature' do
+    subject { described_class.new(owner, project) }
+
+    it 'disallows all permissions when the feature is disabled' do
+      project.project_feature.update(repository_access_level: ProjectFeature::DISABLED)
+
+      repository_permissions = [
+        :create_pipeline, :update_pipeline, :admin_pipeline, :destroy_pipeline,
+        :create_build, :read_build, :update_build, :admin_build, :destroy_build,
+        :create_pipeline_schedule, :read_pipeline_schedule, :update_pipeline_schedule, :admin_pipeline_schedule, :destroy_pipeline_schedule,
+        :create_environment, :read_environment, :update_environment, :admin_environment, :destroy_environment,
+        :create_cluster, :read_cluster, :update_cluster, :admin_cluster, :destroy_cluster,
+        :create_deployment, :read_deployment, :update_deployment, :admin_deployment, :destroy_deployment
+      ]
+
+      expect_disallowed(*repository_permissions)
+    end
+  end
+
   shared_examples 'archived project policies' do
     let(:feature_write_abilities) do
       described_class::READONLY_FEATURES_WHEN_ARCHIVED.flat_map do |feature|
@@ -400,7 +438,7 @@ describe ProjectPolicy do
         :merge_request,
         target_project: target_project,
         source_project: project,
-        allow_maintainer_to_push: true
+        allow_collaboration: true
       )
     end
     let(:maintainer_abilities) do
diff --git a/spec/presenters/merge_request_presenter_spec.rb b/spec/presenters/merge_request_presenter_spec.rb
index d5fb4a7742c..e3b37739e8e 100644
--- a/spec/presenters/merge_request_presenter_spec.rb
+++ b/spec/presenters/merge_request_presenter_spec.rb
@@ -70,41 +70,6 @@ describe MergeRequestPresenter do
     end
   end
 
-  describe "#unmergeable_reasons" do
-    let(:presenter) { described_class.new(resource, current_user: user) }
-
-    before do
-      # Mergeable base state
-      allow(resource).to receive(:has_no_commits?).and_return(false)
-      allow(resource).to receive(:source_branch_exists?).and_return(true)
-      allow(resource).to receive(:target_branch_exists?).and_return(true)
-      allow(resource.project.repository).to receive(:can_be_merged?).and_return(true)
-    end
-
-    it "handles mergeable request" do
-      expect(presenter.unmergeable_reasons).to eq([])
-    end
-
-    it "handles no commit" do
-      allow(resource).to receive(:has_no_commits?).and_return(true)
-
-      expect(presenter.unmergeable_reasons).to eq(["no commits"])
-    end
-
-    it "handles branches missing" do
-      allow(resource).to receive(:source_branch_exists?).and_return(false)
-      allow(resource).to receive(:target_branch_exists?).and_return(false)
-
-      expect(presenter.unmergeable_reasons).to eq(["source branch is missing", "target branch is missing"])
-    end
-
-    it "handles merge conflict" do
-      allow(resource.project.repository).to receive(:can_be_merged?).and_return(false)
-
-      expect(presenter.unmergeable_reasons).to eq(["has merge conflicts"])
-    end
-  end
-
   describe '#conflict_resolution_path' do
     let(:project) { create :project }
     let(:user) { create :user }
diff --git a/spec/requests/api/avatar_spec.rb b/spec/requests/api/avatar_spec.rb
new file mode 100644
index 00000000000..26e0435a6d5
--- /dev/null
+++ b/spec/requests/api/avatar_spec.rb
@@ -0,0 +1,106 @@
+require 'spec_helper'
+
+describe API::Avatar do
+  let(:gravatar_service) { double('GravatarService') }
+
+  describe 'GET /avatar' do
+    context 'avatar uploaded to GitLab' do
+      context 'user with matching public email address' do
+        let(:user) { create(:user, :with_avatar, email: 'public@example.com', public_email: 'public@example.com') }
+
+        before do
+          user
+        end
+
+        it 'returns the avatar url' do
+          get api('/avatar'), { email: 'public@example.com' }
+
+          expect(response.status).to eq 200
+          expect(json_response['avatar_url']).to eql("#{::Settings.gitlab.base_url}#{user.avatar.local_url}")
+        end
+      end
+
+      context 'no user with matching public email address' do
+        before do
+          expect(GravatarService).to receive(:new).and_return(gravatar_service)
+          expect(gravatar_service).to(
+            receive(:execute)
+              .with('private@example.com', nil, 2, { username: nil })
+              .and_return('https://gravatar'))
+        end
+
+        it 'returns the avatar url from Gravatar' do
+          get api('/avatar'), { email: 'private@example.com' }
+
+          expect(response.status).to eq 200
+          expect(json_response['avatar_url']).to eq('https://gravatar')
+        end
+      end
+    end
+
+    context 'avatar uploaded to Gravatar' do
+      context 'user with matching public email address' do
+        let(:user) { create(:user, email: 'public@example.com', public_email: 'public@example.com') }
+
+        before do
+          user
+
+          expect(GravatarService).to receive(:new).and_return(gravatar_service)
+          expect(gravatar_service).to(
+            receive(:execute)
+              .with('public@example.com', nil, 2, { username: user.username })
+              .and_return('https://gravatar'))
+        end
+
+        it 'returns the avatar url from Gravatar' do
+          get api('/avatar'), { email: 'public@example.com' }
+
+          expect(response.status).to eq 200
+          expect(json_response['avatar_url']).to eq('https://gravatar')
+        end
+      end
+
+      context 'no user with matching public email address' do
+        before do
+          expect(GravatarService).to receive(:new).and_return(gravatar_service)
+          expect(gravatar_service).to(
+            receive(:execute)
+              .with('private@example.com', nil,  2, { username: nil })
+              .and_return('https://gravatar'))
+        end
+
+        it 'returns the avatar url from Gravatar' do
+          get api('/avatar'), { email: 'private@example.com' }
+
+          expect(response.status).to eq 200
+          expect(json_response['avatar_url']).to eq('https://gravatar')
+        end
+      end
+
+      context 'public visibility level restricted' do
+        let(:user) { create(:user, :with_avatar, email: 'public@example.com', public_email: 'public@example.com') }
+
+        before do
+          user
+
+          stub_application_setting(restricted_visibility_levels: [Gitlab::VisibilityLevel::PUBLIC])
+        end
+
+        context 'when authenticated' do
+          it 'returns the avatar url' do
+            get api('/avatar', user), { email: 'public@example.com' }
+
+            expect(response.status).to eq 200
+            expect(json_response['avatar_url']).to eql("#{::Settings.gitlab.base_url}#{user.avatar.local_url}")
+          end
+        end
+
+        context 'when unauthenticated' do
+          it_behaves_like '403 response' do
+            let(:request) { get api('/avatar'), { email: 'public@example.com' } }
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/spec/requests/api/boards_spec.rb b/spec/requests/api/boards_spec.rb
index 92b614b087e..7710f19ce4e 100644
--- a/spec/requests/api/boards_spec.rb
+++ b/spec/requests/api/boards_spec.rb
@@ -2,7 +2,6 @@ require 'spec_helper'
 
 describe API::Boards do
   set(:user)        { create(:user) }
-  set(:user2)       { create(:user) }
   set(:non_member)  { create(:user) }
   set(:guest)       { create(:user) }
   set(:admin)       { create(:user, :admin) }
diff --git a/spec/requests/api/branches_spec.rb b/spec/requests/api/branches_spec.rb
index 64f51d9843d..9bb6ed62393 100644
--- a/spec/requests/api/branches_spec.rb
+++ b/spec/requests/api/branches_spec.rb
@@ -155,6 +155,12 @@ describe API::Branches do
       end
 
       it_behaves_like 'repository branch'
+
+      it 'returns that the current user cannot push' do
+        get api(route, current_user)
+
+        expect(json_response['can_push']).to eq(false)
+      end
     end
 
     context 'when unauthenticated', 'and project is private' do
@@ -169,6 +175,12 @@ describe API::Branches do
 
       it_behaves_like 'repository branch'
 
+      it 'returns that the current user can push' do
+        get api(route, current_user)
+
+        expect(json_response['can_push']).to eq(true)
+      end
+
       context 'when branch contains a dot' do
         let(:branch_name) { branch_with_dot.name }
 
@@ -202,6 +214,23 @@ describe API::Branches do
       end
     end
 
+    context 'when authenticated', 'as a developer and branch is protected' do
+      let(:current_user) { create(:user) }
+      let!(:protected_branch) { create(:protected_branch, project: project, name: branch_name) }
+
+      before do
+        project.add_developer(current_user)
+      end
+
+      it_behaves_like 'repository branch'
+
+      it 'returns that the current user cannot push' do
+        get api(route, current_user)
+
+        expect(json_response['can_push']).to eq(false)
+      end
+    end
+
     context 'when authenticated', 'as a guest' do
       it_behaves_like '403 response' do
         let(:request) { get api(route, guest) }
diff --git a/spec/requests/api/commits_spec.rb b/spec/requests/api/commits_spec.rb
index 8ad19e3f0f5..e73d1a252f5 100644
--- a/spec/requests/api/commits_spec.rb
+++ b/spec/requests/api/commits_spec.rb
@@ -18,14 +18,14 @@ describe API::Commits do
   describe 'GET /projects/:id/repository/commits' do
     let(:route) { "/projects/#{project_id}/repository/commits" }
 
-    shared_examples_for 'project commits' do
+    shared_examples_for 'project commits' do |schema: 'public_api/v4/commits'|
       it "returns project commits" do
         commit = project.repository.commit
 
         get api(route, current_user)
 
         expect(response).to have_gitlab_http_status(200)
-        expect(response).to match_response_schema('public_api/v4/commits')
+        expect(response).to match_response_schema(schema)
         expect(json_response.first['id']).to eq(commit.id)
         expect(json_response.first['committer_name']).to eq(commit.committer_name)
         expect(json_response.first['committer_email']).to eq(commit.committer_email)
@@ -161,6 +161,23 @@ describe API::Commits do
         end
       end
 
+      context 'with_stats optional parameter' do
+        let(:project) { create(:project, :public, :repository) }
+
+        it_behaves_like 'project commits', schema: 'public_api/v4/commits_with_stats' do
+          let(:route) { "/projects/#{project_id}/repository/commits?with_stats=true" }
+
+          it 'include commits details' do
+            commit = project.repository.commit
+            get api(route, current_user)
+
+            expect(json_response.first['stats']['additions']).to eq(commit.stats.additions)
+            expect(json_response.first['stats']['deletions']).to eq(commit.stats.deletions)
+            expect(json_response.first['stats']['total']).to eq(commit.stats.total)
+          end
+        end
+      end
+
       context 'with pagination params' do
         let(:page) { 1 }
         let(:per_page) { 5 }
@@ -247,6 +264,19 @@ describe API::Commits do
           ]
         }
       end
+      let!(:valid_utf8_c_params) do
+        {
+          branch: 'master',
+          commit_message: message,
+          actions: [
+            {
+              action: 'create',
+              file_path: 'foo/bar/baz.txt',
+              content: 'puts 🦊'
+            }
+          ]
+        }
+      end
 
       it 'a new file in project repo' do
         post api(url, user), valid_c_params
@@ -257,6 +287,15 @@ describe API::Commits do
         expect(json_response['committer_email']).to eq(user.email)
       end
 
+      it 'a new file with utf8 chars in project repo' do
+        post api(url, user), valid_utf8_c_params
+
+        expect(response).to have_gitlab_http_status(201)
+        expect(json_response['title']).to eq(message)
+        expect(json_response['committer_name']).to eq(user.name)
+        expect(json_response['committer_email']).to eq(user.email)
+      end
+
       it 'returns a 400 bad request if file exists' do
         post api(url, user), invalid_c_params
 
diff --git a/spec/requests/api/events_spec.rb b/spec/requests/api/events_spec.rb
index 962c845f36d..e6a61fdcf39 100644
--- a/spec/requests/api/events_spec.rb
+++ b/spec/requests/api/events_spec.rb
@@ -176,7 +176,7 @@ describe API::Events do
       end
 
       it 'avoids N+1 queries' do
-        control_count = ActiveRecord::QueryRecorder.new do
+        control_count = ActiveRecord::QueryRecorder.new(skip_cached: false) do
           get api("/projects/#{private_project.id}/events", user), target_type: :merge_request
         end.count
 
@@ -184,7 +184,7 @@ describe API::Events do
 
         expect do
           get api("/projects/#{private_project.id}/events", user), target_type: :merge_request
-        end.not_to exceed_query_limit(control_count)
+        end.not_to exceed_all_query_limit(control_count)
 
         expect(response).to have_gitlab_http_status(200)
         expect(response).to include_pagination_headers
diff --git a/spec/requests/api/files_spec.rb b/spec/requests/api/files_spec.rb
index d8fdfd6dee1..4bc5d3ee899 100644
--- a/spec/requests/api/files_spec.rb
+++ b/spec/requests/api/files_spec.rb
@@ -21,6 +21,89 @@ describe API::Files do
     "/projects/#{project.id}/repository/files/#{file_path}"
   end
 
+  describe "HEAD /projects/:id/repository/files/:file_path" do
+    shared_examples_for 'repository files' do
+      it 'returns file attributes in headers' do
+        head api(route(file_path), current_user), params
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(response.headers['X-Gitlab-File-Path']).to eq(CGI.unescape(file_path))
+        expect(response.headers['X-Gitlab-File-Name']).to eq('popen.rb')
+        expect(response.headers['X-Gitlab-Last-Commit-Id']).to eq('570e7b2abdd848b95f2f578043fc23bd6f6fd24d')
+        expect(response.headers['X-Gitlab-Content-Sha256']).to eq('c440cd09bae50c4632cc58638ad33c6aa375b6109d811e76a9cc3a613c1e8887')
+      end
+
+      it 'returns file by commit sha' do
+        # This file is deleted on HEAD
+        file_path = "files%2Fjs%2Fcommit%2Ejs%2Ecoffee"
+        params[:ref] = "6f6d7e7ed97bb5f0054f2b1df789b39ca89b6ff9"
+
+        head api(route(file_path), current_user), params
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(response.headers['X-Gitlab-File-Name']).to eq('commit.js.coffee')
+        expect(response.headers['X-Gitlab-Content-Sha256']).to eq('08785f04375b47f81f46e68cc125d5ef368aa20576ddb53f91f4d83f1d04b929')
+      end
+
+      context 'when mandatory params are not given' do
+        it "responds with a 400 status" do
+          head api(route("any%2Ffile"), current_user)
+
+          expect(response).to have_gitlab_http_status(400)
+        end
+      end
+
+      context 'when file_path does not exist' do
+        it "responds with a 404 status" do
+          params[:ref] = 'master'
+
+          head api(route('app%2Fmodels%2Fapplication%2Erb'), current_user), params
+
+          expect(response).to have_gitlab_http_status(404)
+        end
+      end
+
+      context 'when file_path does not exist' do
+        include_context 'disabled repository'
+
+        it "responds with a 403 status" do
+          head api(route(file_path), current_user), params
+
+          expect(response).to have_gitlab_http_status(403)
+        end
+      end
+    end
+
+    context 'when unauthenticated', 'and project is public' do
+      it_behaves_like 'repository files' do
+        let(:project) { create(:project, :public, :repository) }
+        let(:current_user) { nil }
+      end
+    end
+
+    context 'when unauthenticated', 'and project is private' do
+      it "responds with a 404 status" do
+        current_user = nil
+
+        head api(route(file_path), current_user), params
+
+        expect(response).to have_gitlab_http_status(404)
+      end
+    end
+
+    context 'when authenticated', 'as a developer' do
+      it_behaves_like 'repository files' do
+        let(:current_user) { user }
+      end
+    end
+
+    context 'when authenticated', 'as a guest' do
+      it_behaves_like '403 response' do
+        let(:request) { head api(route(file_path), guest), params }
+      end
+    end
+  end
+
   describe "GET /projects/:id/repository/files/:file_path" do
     shared_examples_for 'repository files' do
       it 'returns file attributes as json' do
@@ -30,6 +113,7 @@ describe API::Files do
         expect(json_response['file_path']).to eq(CGI.unescape(file_path))
         expect(json_response['file_name']).to eq('popen.rb')
         expect(json_response['last_commit_id']).to eq('570e7b2abdd848b95f2f578043fc23bd6f6fd24d')
+        expect(json_response['content_sha256']).to eq('c440cd09bae50c4632cc58638ad33c6aa375b6109d811e76a9cc3a613c1e8887')
         expect(Base64.decode64(json_response['content']).lines.first).to eq("require 'fileutils'\n")
       end
 
@@ -51,6 +135,7 @@ describe API::Files do
 
         expect(response).to have_gitlab_http_status(200)
         expect(json_response['file_name']).to eq('commit.js.coffee')
+        expect(json_response['content_sha256']).to eq('08785f04375b47f81f46e68cc125d5ef368aa20576ddb53f91f4d83f1d04b929')
         expect(Base64.decode64(json_response['content']).lines.first).to eq("class Commit\n")
       end
 
diff --git a/spec/requests/api/graphql/project/merge_request_spec.rb b/spec/requests/api/graphql/project/merge_request_spec.rb
new file mode 100644
index 00000000000..ad57c43bc87
--- /dev/null
+++ b/spec/requests/api/graphql/project/merge_request_spec.rb
@@ -0,0 +1,70 @@
+require 'spec_helper'
+
+describe 'getting merge request information nested in a project' do
+  include GraphqlHelpers
+
+  let(:project) { create(:project, :repository, :public) }
+  let(:current_user) { create(:user) }
+  let(:merge_request_graphql_data) { graphql_data['project']['mergeRequest'] }
+  let!(:merge_request) { create(:merge_request, source_project: project) }
+
+  let(:query) do
+    graphql_query_for(
+      'project',
+      { 'fullPath' => project.full_path },
+      query_graphql_field('mergeRequest', iid: merge_request.iid)
+    )
+  end
+
+  it_behaves_like 'a working graphql query' do
+    before do
+      post_graphql(query, current_user: current_user)
+    end
+  end
+
+  it 'contains merge request information' do
+    post_graphql(query, current_user: current_user)
+
+    expect(merge_request_graphql_data).not_to be_nil
+  end
+
+  # This is a field coming from the `MergeRequestPresenter`
+  it 'includes a web_url' do
+    post_graphql(query, current_user: current_user)
+
+    expect(merge_request_graphql_data['webUrl']).to be_present
+  end
+
+  context 'permissions on the merge request' do
+    it 'includes the permissions for the current user on a public project' do
+      expected_permissions = {
+        'readMergeRequest' => true,
+        'adminMergeRequest' => false,
+        'createNote' => true,
+        'pushToSourceBranch' => false,
+        'removeSourceBranch' => false,
+        'cherryPickOnCurrentMergeRequest' => false,
+        'revertOnCurrentMergeRequest' => false,
+        'updateMergeRequest' => false
+      }
+      post_graphql(query, current_user: current_user)
+
+      permission_data = merge_request_graphql_data['userPermissions']
+
+      expect(permission_data).to be_present
+      expect(permission_data).to eq(expected_permissions)
+    end
+  end
+
+  context 'when the user does not have access to the merge request' do
+    let(:project) { create(:project, :public, :repository) }
+
+    it 'returns nil' do
+      project.project_feature.update!(merge_requests_access_level: ProjectFeature::PRIVATE)
+
+      post_graphql(query)
+
+      expect(merge_request_graphql_data).to be_nil
+    end
+  end
+end
diff --git a/spec/requests/api/graphql/project_query_spec.rb b/spec/requests/api/graphql/project_query_spec.rb
new file mode 100644
index 00000000000..a2b3dc5d121
--- /dev/null
+++ b/spec/requests/api/graphql/project_query_spec.rb
@@ -0,0 +1,44 @@
+require 'spec_helper'
+
+describe 'getting project information' do
+  include GraphqlHelpers
+
+  let(:project) { create(:project, :repository) }
+  let(:current_user) { create(:user) }
+
+  let(:query) do
+    graphql_query_for('project', 'fullPath' => project.full_path)
+  end
+
+  context 'when the user has access to the project' do
+    before do
+      project.add_developer(current_user)
+    end
+
+    it 'includes the project' do
+      post_graphql(query, current_user: current_user)
+
+      expect(graphql_data['project']).not_to be_nil
+    end
+
+    it_behaves_like 'a working graphql query' do
+      before do
+        post_graphql(query, current_user: current_user)
+      end
+    end
+  end
+
+  context 'when the user does not have access to the project' do
+    it 'returns an empty field' do
+      post_graphql(query, current_user: current_user)
+
+      expect(graphql_data['project']).to be_nil
+    end
+
+    it_behaves_like 'a working graphql query' do
+      before do
+        post_graphql(query, current_user: current_user)
+      end
+    end
+  end
+end
diff --git a/spec/requests/api/groups_spec.rb b/spec/requests/api/groups_spec.rb
index 7d923932309..da23fdd7dca 100644
--- a/spec/requests/api/groups_spec.rb
+++ b/spec/requests/api/groups_spec.rb
@@ -138,10 +138,15 @@ describe API::Groups do
 
     context "when using sorting" do
       let(:group3) { create(:group, name: "a#{group1.name}", path: "z#{group1.path}") }
+      let(:group4) { create(:group, name: "same-name", path: "y#{group1.path}") }
+      let(:group5) { create(:group, name: "same-name") }
       let(:response_groups) { json_response.map { |group| group['name'] } }
+      let(:response_groups_ids) { json_response.map { |group| group['id'] } }
 
       before do
         group3.add_owner(user1)
+        group4.add_owner(user1)
+        group5.add_owner(user1)
       end
 
       it "sorts by name ascending by default" do
@@ -150,7 +155,7 @@ describe API::Groups do
         expect(response).to have_gitlab_http_status(200)
         expect(response).to include_pagination_headers
         expect(json_response).to be_an Array
-        expect(response_groups).to eq([group3.name, group1.name])
+        expect(response_groups).to eq(Group.visible_to_user(user1).order(:name).pluck(:name))
       end
 
       it "sorts in descending order when passed" do
@@ -159,16 +164,52 @@ describe API::Groups do
         expect(response).to have_gitlab_http_status(200)
         expect(response).to include_pagination_headers
         expect(json_response).to be_an Array
-        expect(response_groups).to eq([group1.name, group3.name])
+        expect(response_groups).to eq(Group.visible_to_user(user1).order(name: :desc).pluck(:name))
       end
 
-      it "sorts by the order_by param" do
+      it "sorts by path in order_by param" do
         get api("/groups", user1), order_by: "path"
 
         expect(response).to have_gitlab_http_status(200)
         expect(response).to include_pagination_headers
         expect(json_response).to be_an Array
-        expect(response_groups).to eq([group1.name, group3.name])
+        expect(response_groups).to eq(Group.visible_to_user(user1).order(:path).pluck(:name))
+      end
+
+      it "sorts by id in the order_by param" do
+        get api("/groups", user1), order_by: "id"
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(response).to include_pagination_headers
+        expect(json_response).to be_an Array
+        expect(response_groups).to eq(Group.visible_to_user(user1).order(:id).pluck(:name))
+      end
+
+      it "sorts also by descending id with pagination fix" do
+        get api("/groups", user1), order_by: "id", sort: "desc"
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(response).to include_pagination_headers
+        expect(json_response).to be_an Array
+        expect(response_groups).to eq(Group.visible_to_user(user1).order(id: :desc).pluck(:name))
+      end
+
+      it "sorts identical keys by id for good pagination" do
+        get api("/groups", user1), search: "same-name", order_by: "name"
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(response).to include_pagination_headers
+        expect(json_response).to be_an Array
+        expect(response_groups_ids).to eq(Group.select { |group| group['name'] == 'same-name' }.map { |group| group['id'] }.sort)
+      end
+
+      it "sorts descending identical keys by id for good pagination" do
+        get api("/groups", user1), search: "same-name", order_by: "name", sort: "desc"
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(response).to include_pagination_headers
+        expect(json_response).to be_an Array
+        expect(response_groups_ids).to eq(Group.select { |group| group['name'] == 'same-name' }.map { |group| group['id'] }.sort)
       end
     end
 
diff --git a/spec/requests/api/internal_spec.rb b/spec/requests/api/internal_spec.rb
index 5dc3ddd4b36..a56b913198c 100644
--- a/spec/requests/api/internal_spec.rb
+++ b/spec/requests/api/internal_spec.rb
@@ -522,7 +522,6 @@ describe API::Internal do
 
     context 'the project path was changed' do
       let(:project) { create(:project, :repository, :legacy_storage) }
-      let!(:old_path_to_repo) { project.repository.path_to_repo }
       let!(:repository) { project.repository }
 
       before do
@@ -835,8 +834,7 @@ describe API::Internal do
   end
 
   def push(key, project, protocol = 'ssh', env: nil)
-    post(
-      api("/internal/allowed"),
+    params = {
       changes: 'd14d6c0abdd253381df51a723d58691b2ee1ab08 570e7b2abdd848b95f2f578043fc23bd6f6fd24d refs/heads/master',
       key_id: key.id,
       project: project.full_path,
@@ -845,7 +843,19 @@ describe API::Internal do
       secret_token: secret_token,
       protocol: protocol,
       env: env
-    )
+    }
+
+    if Gitlab.rails5?
+      post(
+        api("/internal/allowed"),
+        params: params
+      )
+    else
+      post(
+        api("/internal/allowed"),
+        params
+      )
+    end
   end
 
   def archive(key, project)
diff --git a/spec/requests/api/issues_spec.rb b/spec/requests/api/issues_spec.rb
index 4181f4ebbbe..95eff029f98 100644
--- a/spec/requests/api/issues_spec.rb
+++ b/spec/requests/api/issues_spec.rb
@@ -630,15 +630,17 @@ describe API::Issues do
     end
 
     it 'avoids N+1 queries' do
-      control_count = ActiveRecord::QueryRecorder.new do
+      get api("/projects/#{project.id}/issues", user)
+
+      control_count = ActiveRecord::QueryRecorder.new(skip_cached: false) do
         get api("/projects/#{project.id}/issues", user)
       end.count
 
-      create(:issue, author: user, project: project)
+      create_list(:issue, 3, project: project)
 
       expect do
         get api("/projects/#{project.id}/issues", user)
-      end.not_to exceed_query_limit(control_count)
+      end.not_to exceed_all_query_limit(control_count)
     end
 
     it 'returns 404 when project does not exist' do
@@ -1677,7 +1679,7 @@ describe API::Issues do
     let!(:user_agent_detail) { create(:user_agent_detail, subject: issue) }
 
     context 'when unauthenticated' do
-      it "returns unautorized" do
+      it "returns unauthorized" do
         get api("/projects/#{project.id}/issues/#{issue.iid}/user_agent_detail")
 
         expect(response).to have_gitlab_http_status(401)
@@ -1693,7 +1695,7 @@ describe API::Issues do
       expect(json_response['akismet_submitted']).to eq(user_agent_detail.submitted)
     end
 
-    it "returns unautorized for non-admin users" do
+    it "returns unauthorized for non-admin users" do
       get api("/projects/#{project.id}/issues/#{issue.iid}/user_agent_detail", user)
 
       expect(response).to have_gitlab_http_status(403)
diff --git a/spec/requests/api/jobs_spec.rb b/spec/requests/api/jobs_spec.rb
index 45082e644ca..50d6f4b4d99 100644
--- a/spec/requests/api/jobs_spec.rb
+++ b/spec/requests/api/jobs_spec.rb
@@ -177,6 +177,18 @@ describe API::Jobs do
           json_response.each { |job| expect(job['pipeline']['id']).to eq(pipeline.id) }
         end
       end
+
+      it 'avoids N+1 queries' do
+        control_count = ActiveRecord::QueryRecorder.new(skip_cached: false) do
+          get api("/projects/#{project.id}/pipelines/#{pipeline.id}/jobs", api_user), query
+        end.count
+
+        3.times { create(:ci_build, :artifacts, pipeline: pipeline) }
+
+        expect do
+          get api("/projects/#{project.id}/pipelines/#{pipeline.id}/jobs", api_user), query
+        end.not_to exceed_all_query_limit(control_count)
+      end
     end
 
     context 'unauthorized user' do
diff --git a/spec/requests/api/merge_requests_spec.rb b/spec/requests/api/merge_requests_spec.rb
index 605761867bf..eba39bb6ccc 100644
--- a/spec/requests/api/merge_requests_spec.rb
+++ b/spec/requests/api/merge_requests_spec.rb
@@ -14,6 +14,7 @@ describe API::MergeRequests do
   let!(:merge_request) { create(:merge_request, :simple, milestone: milestone1, author: user, assignee: user, source_project: project, target_project: project, title: "Test", created_at: base_time) }
   let!(:merge_request_closed) { create(:merge_request, state: "closed", milestone: milestone1, author: user, assignee: user, source_project: project, target_project: project, title: "Closed test", created_at: base_time + 1.second) }
   let!(:merge_request_merged) { create(:merge_request, state: "merged", author: user, assignee: user, source_project: project, target_project: project, title: "Merged test", created_at: base_time + 2.seconds, merge_commit_sha: '9999999999999999999999999999999999999999') }
+  let!(:merge_request_locked) { create(:merge_request, state: "locked", milestone: milestone1, author: user, assignee: user, source_project: project, target_project: project, title: "Locked test", created_at: base_time + 1.second) }
   let!(:note)       { create(:note_on_merge_request, author: user, project: project, noteable: merge_request, note: "a comment on a MR") }
   let!(:note2)      { create(:note_on_merge_request, author: user, project: project, noteable: merge_request, note: "another comment on a MR") }
   let!(:label) do
@@ -85,7 +86,7 @@ describe API::MergeRequests do
 
         get api('/merge_requests', user), scope: :all
 
-        expect_response_contain_exactly(merge_request2, merge_request_merged, merge_request_closed, merge_request)
+        expect_response_contain_exactly(merge_request2, merge_request_merged, merge_request_closed, merge_request, merge_request_locked)
         expect(json_response.map { |mr| mr['id'] }).not_to include(merge_request3.id)
       end
 
@@ -158,7 +159,7 @@ describe API::MergeRequests do
         it 'returns merge requests with the given source branch' do
           get api('/merge_requests', user), source_branch: merge_request_closed.source_branch, state: 'all'
 
-          expect_response_contain_exactly(merge_request_closed, merge_request_merged)
+          expect_response_contain_exactly(merge_request_closed, merge_request_merged, merge_request_locked)
         end
       end
 
@@ -166,7 +167,7 @@ describe API::MergeRequests do
         it 'returns merge requests with the given target branch' do
           get api('/merge_requests', user), target_branch: merge_request_closed.target_branch, state: 'all'
 
-          expect_response_contain_exactly(merge_request_closed, merge_request_merged)
+          expect_response_contain_exactly(merge_request_closed, merge_request_merged, merge_request_locked)
         end
       end
 
@@ -219,6 +220,14 @@ describe API::MergeRequests do
           expect_response_ordered_exactly(merge_request)
         end
       end
+
+      context 'state param' do
+        it 'returns merge requests with the given state' do
+          get api('/merge_requests', user), state: 'locked'
+
+          expect_response_contain_exactly(merge_request_locked)
+        end
+      end
     end
   end
 
@@ -386,12 +395,13 @@ describe API::MergeRequests do
                source_project: forked_project,
                target_project: project,
                source_branch: 'fixes',
-               allow_maintainer_to_push: true)
+               allow_collaboration: true)
       end
 
-      it 'includes the `allow_maintainer_to_push` field' do
+      it 'includes the `allow_collaboration` field' do
         get api("/projects/#{project.id}/merge_requests/#{merge_request.iid}", user)
 
+        expect(json_response['allow_collaboration']).to be_truthy
         expect(json_response['allow_maintainer_to_push']).to be_truthy
       end
     end
@@ -654,11 +664,12 @@ describe API::MergeRequests do
         expect(response).to have_gitlab_http_status(400)
       end
 
-      it 'allows setting `allow_maintainer_to_push`' do
+      it 'allows setting `allow_collaboration`' do
         post api("/projects/#{forked_project.id}/merge_requests", user2),
-          title: 'Test merge_request', source_branch: "feature_conflict", target_branch: "master",
-          author: user2, target_project_id: project.id, allow_maintainer_to_push: true
+             title: 'Test merge_request', source_branch: "feature_conflict", target_branch: "master",
+             author: user2, target_project_id: project.id, allow_collaboration: true
         expect(response).to have_gitlab_http_status(201)
+        expect(json_response['allow_collaboration']).to be_truthy
         expect(json_response['allow_maintainer_to_push']).to be_truthy
       end
 
diff --git a/spec/requests/api/pipelines_spec.rb b/spec/requests/api/pipelines_spec.rb
index 0736329f9fd..78ea77cb3bb 100644
--- a/spec/requests/api/pipelines_spec.rb
+++ b/spec/requests/api/pipelines_spec.rb
@@ -285,6 +285,15 @@ describe API::Pipelines do
   end
 
   describe 'POST /projects/:id/pipeline ' do
+    def expect_variables(variables, expected_variables)
+      variables.each_with_index do |variable, index|
+        expected_variable = expected_variables[index]
+
+        expect(variable.key).to eq(expected_variable['key'])
+        expect(variable.value).to eq(expected_variable['value'])
+      end
+    end
+
     context 'authorized user' do
       context 'with gitlab-ci.yml' do
         before do
@@ -294,13 +303,62 @@ describe API::Pipelines do
         it 'creates and returns a new pipeline' do
           expect do
             post api("/projects/#{project.id}/pipeline", user), ref: project.default_branch
-          end.to change { Ci::Pipeline.count }.by(1)
+          end.to change { project.pipelines.count }.by(1)
 
           expect(response).to have_gitlab_http_status(201)
           expect(json_response).to be_a Hash
           expect(json_response['sha']).to eq project.commit.id
         end
 
+        context 'variables given' do
+          let(:variables) { [{ 'key' => 'UPLOAD_TO_S3', 'value' => 'true' }] }
+
+          it 'creates and returns a new pipeline using the given variables' do
+            expect do
+              post api("/projects/#{project.id}/pipeline", user), ref: project.default_branch, variables: variables
+            end.to change { project.pipelines.count }.by(1)
+            expect_variables(project.pipelines.last.variables, variables)
+
+            expect(response).to have_gitlab_http_status(201)
+            expect(json_response).to be_a Hash
+            expect(json_response['sha']).to eq project.commit.id
+            expect(json_response).not_to have_key('variables')
+          end
+        end
+
+        describe 'using variables conditions' do
+          let(:variables) { [{ 'key' => 'STAGING', 'value' => 'true' }] }
+
+          before do
+            config = YAML.dump(test: { script: 'test', only: { variables: ['$STAGING'] } })
+            stub_ci_pipeline_yaml_file(config)
+          end
+
+          it 'creates and returns a new pipeline using the given variables' do
+            expect do
+              post api("/projects/#{project.id}/pipeline", user), ref: project.default_branch, variables: variables
+            end.to change { project.pipelines.count }.by(1)
+            expect_variables(project.pipelines.last.variables, variables)
+
+            expect(response).to have_gitlab_http_status(201)
+            expect(json_response).to be_a Hash
+            expect(json_response['sha']).to eq project.commit.id
+            expect(json_response).not_to have_key('variables')
+          end
+
+          context 'condition unmatch' do
+            let(:variables) { [{ 'key' => 'STAGING', 'value' => 'false' }] }
+
+            it "doesn't create a job" do
+              expect do
+                post api("/projects/#{project.id}/pipeline", user), ref: project.default_branch
+              end.not_to change { project.pipelines.count }
+
+              expect(response).to have_gitlab_http_status(400)
+            end
+          end
+        end
+
         it 'fails when using an invalid ref' do
           post api("/projects/#{project.id}/pipeline", user), ref: 'invalid_ref'
 
diff --git a/spec/requests/api/project_import_spec.rb b/spec/requests/api/project_import_spec.rb
index f8c64f063af..97dffdc9233 100644
--- a/spec/requests/api/project_import_spec.rb
+++ b/spec/requests/api/project_import_spec.rb
@@ -3,7 +3,7 @@ require 'spec_helper'
 describe API::ProjectImport do
   let(:export_path) { "#{Dir.tmpdir}/project_export_spec" }
   let(:user) { create(:user) }
-  let(:file) { File.join(Rails.root, 'spec', 'features', 'projects', 'import_export', 'test_project_export.tar.gz') }
+  let(:file) { File.join('spec', 'features', 'projects', 'import_export', 'test_project_export.tar.gz') }
   let(:namespace) { create(:group) }
   before do
     allow_any_instance_of(Gitlab::ImportExport).to receive(:storage_path).and_return(export_path)
diff --git a/spec/requests/api/project_snippets_spec.rb b/spec/requests/api/project_snippets_spec.rb
index 4a2289ca137..a3b5e8c6223 100644
--- a/spec/requests/api/project_snippets_spec.rb
+++ b/spec/requests/api/project_snippets_spec.rb
@@ -25,7 +25,7 @@ describe API::ProjectSnippets do
       expect(response).to have_gitlab_http_status(404)
     end
 
-    it "returns unautorized for non-admin users" do
+    it "returns unauthorized for non-admin users" do
       get api("/projects/#{snippet.project.id}/snippets/#{snippet.id}/user_agent_detail", user)
 
       expect(response).to have_gitlab_http_status(403)
diff --git a/spec/requests/api/projects_spec.rb b/spec/requests/api/projects_spec.rb
index 9b7c3205c1f..abf9ad738bd 100644
--- a/spec/requests/api/projects_spec.rb
+++ b/spec/requests/api/projects_spec.rb
@@ -518,7 +518,7 @@ describe API::Projects do
     end
 
     it 'uploads avatar for project a project' do
-      project = attributes_for(:project, avatar: fixture_file_upload(Rails.root + 'spec/fixtures/banana_sample.gif', 'image/gif'))
+      project = attributes_for(:project, avatar: fixture_file_upload('spec/fixtures/banana_sample.gif', 'image/gif'))
 
       post api('/projects', user), project
 
@@ -777,7 +777,7 @@ describe API::Projects do
     end
 
     it "uploads the file and returns its info" do
-      post api("/projects/#{project.id}/uploads", user), file: fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")
+      post api("/projects/#{project.id}/uploads", user), file: fixture_file_upload("spec/fixtures/dk.png", "image/png")
 
       expect(response).to have_gitlab_http_status(201)
       expect(json_response['alt']).to eq("dk")
@@ -1990,6 +1990,38 @@ describe API::Projects do
     end
   end
 
+  describe 'PUT /projects/:id/transfer' do
+    context 'when authenticated as owner' do
+      let(:group) { create :group }
+
+      it 'transfers the project to the new namespace' do
+        group.add_owner(user)
+
+        put api("/projects/#{project.id}/transfer", user), namespace: group.id
+
+        expect(response).to have_gitlab_http_status(200)
+      end
+
+      it 'fails when transferring to a non owned namespace' do
+        put api("/projects/#{project.id}/transfer", user), namespace: group.id
+
+        expect(response).to have_gitlab_http_status(404)
+      end
+
+      it 'fails when transferring to an unknown namespace' do
+        put api("/projects/#{project.id}/transfer", user), namespace: 'unknown'
+
+        expect(response).to have_gitlab_http_status(404)
+      end
+
+      it 'fails on missing namespace' do
+        put api("/projects/#{project.id}/transfer", user)
+
+        expect(response).to have_gitlab_http_status(400)
+      end
+    end
+  end
+
   it_behaves_like 'custom attributes endpoints', 'projects' do
     let(:attributable) { project }
     let(:other_attributable) { project2 }
diff --git a/spec/requests/api/repositories_spec.rb b/spec/requests/api/repositories_spec.rb
index 9e6d69e3874..28f8564ae92 100644
--- a/spec/requests/api/repositories_spec.rb
+++ b/spec/requests/api/repositories_spec.rb
@@ -220,11 +220,10 @@ describe API::Repositories do
 
         expect(response).to have_gitlab_http_status(200)
 
-        repo_name = project.repository.name.gsub("\.git", "")
         type, params = workhorse_send_data
 
         expect(type).to eq('git-archive')
-        expect(params['ArchivePath']).to match(/#{repo_name}\-[^\.]+\.tar.gz/)
+        expect(params['ArchivePath']).to match(/#{project.path}\-[^\.]+\.tar.gz/)
       end
 
       it 'returns the repository archive archive.zip' do
@@ -232,11 +231,10 @@ describe API::Repositories do
 
         expect(response).to have_gitlab_http_status(200)
 
-        repo_name = project.repository.name.gsub("\.git", "")
         type, params = workhorse_send_data
 
         expect(type).to eq('git-archive')
-        expect(params['ArchivePath']).to match(/#{repo_name}\-[^\.]+\.zip/)
+        expect(params['ArchivePath']).to match(/#{project.path}\-[^\.]+\.zip/)
       end
 
       it 'returns the repository archive archive.tar.bz2' do
@@ -244,11 +242,10 @@ describe API::Repositories do
 
         expect(response).to have_gitlab_http_status(200)
 
-        repo_name = project.repository.name.gsub("\.git", "")
         type, params = workhorse_send_data
 
         expect(type).to eq('git-archive')
-        expect(params['ArchivePath']).to match(/#{repo_name}\-[^\.]+\.tar.bz2/)
+        expect(params['ArchivePath']).to match(/#{project.path}\-[^\.]+\.tar.bz2/)
       end
 
       context 'when sha does not exist' do
@@ -291,6 +288,9 @@ describe API::Repositories do
 
     shared_examples_for 'repository compare' do
       it "compares branches" do
+        expect(::Gitlab::Git::Compare).to receive(:new).with(anything, anything, anything, {
+          straight: false
+        }).and_call_original
         get api(route, current_user), from: 'master', to: 'feature'
 
         expect(response).to have_gitlab_http_status(200)
@@ -298,6 +298,28 @@ describe API::Repositories do
         expect(json_response['diffs']).to be_present
       end
 
+      it "compares branches with explicit merge-base mode" do
+        expect(::Gitlab::Git::Compare).to receive(:new).with(anything, anything, anything, {
+          straight: false
+        }).and_call_original
+        get api(route, current_user), from: 'master', to: 'feature', straight: false
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(json_response['commits']).to be_present
+        expect(json_response['diffs']).to be_present
+      end
+
+      it "compares branches with explicit straight mode" do
+        expect(::Gitlab::Git::Compare).to receive(:new).with(anything, anything, anything, {
+          straight: true
+        }).and_call_original
+        get api(route, current_user), from: 'master', to: 'feature', straight: true
+
+        expect(response).to have_gitlab_http_status(200)
+        expect(json_response['commits']).to be_present
+        expect(json_response['diffs']).to be_present
+      end
+
       it "compares tags" do
         get api(route, current_user), from: 'v1.0.0', to: 'v1.1.0'
 
diff --git a/spec/requests/api/runner_spec.rb b/spec/requests/api/runner_spec.rb
index 319ac389083..e7639599874 100644
--- a/spec/requests/api/runner_spec.rb
+++ b/spec/requests/api/runner_spec.rb
@@ -351,11 +351,13 @@ describe API::Runner, :clean_gitlab_redis_shared_state do
       context 'when valid token is provided' do
         context 'when Runner is not active' do
           let(:runner) { create(:ci_runner, :inactive) }
+          let(:update_value) { runner.ensure_runner_queue_value }
 
           it 'returns 204 error' do
             request_job
 
-            expect(response).to have_gitlab_http_status 204
+            expect(response).to have_gitlab_http_status(204)
+            expect(response.header['X-GitLab-Last-Update']).to eq(update_value)
           end
         end
 
@@ -816,6 +818,18 @@ describe API::Runner, :clean_gitlab_redis_shared_state do
 
           expect(job.reload.trace.raw).to eq 'BUILD TRACE'
         end
+
+        context 'when running state is sent' do
+          it 'updates update_at value' do
+            expect { update_job_after_time }.to change { job.reload.updated_at }
+          end
+        end
+
+        context 'when other state is sent' do
+          it "doesn't update update_at value" do
+            expect { update_job_after_time(20.minutes, state: 'success') }.not_to change { job.reload.updated_at }
+          end
+        end
       end
 
       context 'when job has been erased' do
@@ -838,6 +852,7 @@ describe API::Runner, :clean_gitlab_redis_shared_state do
           update_job(state: 'success', trace: 'BUILD TRACE UPDATED')
 
           expect(response).to have_gitlab_http_status(403)
+          expect(response.header['Job-Status']).to eq 'failed'
           expect(job.trace.raw).to eq 'Job failed'
           expect(job).to be_failed
         end
@@ -847,6 +862,12 @@ describe API::Runner, :clean_gitlab_redis_shared_state do
         new_params = params.merge(token: token)
         put api("/jobs/#{job.id}"), new_params
       end
+
+      def update_job_after_time(update_interval = 20.minutes, state = 'running')
+        Timecop.travel(job.updated_at + update_interval) do
+          update_job(job.token, state: state)
+        end
+      end
     end
 
     describe 'PATCH /api/v4/jobs/:id/trace' do
@@ -979,6 +1000,17 @@ describe API::Runner, :clean_gitlab_redis_shared_state do
             end
           end
         end
+
+        context 'when the job is canceled' do
+          before do
+            job.cancel
+            patch_the_trace
+          end
+
+          it 'receives status in header' do
+            expect(response.header['Job-Status']).to eq 'canceled'
+          end
+        end
       end
 
       context 'when Runner makes a force-patch' do
@@ -1055,8 +1087,8 @@ describe API::Runner, :clean_gitlab_redis_shared_state do
       let(:jwt_token) { JWT.encode({ 'iss' => 'gitlab-workhorse' }, Gitlab::Workhorse.secret, 'HS256') }
       let(:headers) { { 'GitLab-Workhorse' => '1.0', Gitlab::Workhorse::INTERNAL_API_REQUEST_HEADER => jwt_token } }
       let(:headers_with_token) { headers.merge(API::Helpers::Runner::JOB_TOKEN_HEADER => job.token) }
-      let(:file_upload) { fixture_file_upload(Rails.root + 'spec/fixtures/banana_sample.gif', 'image/gif') }
-      let(:file_upload2) { fixture_file_upload(Rails.root + 'spec/fixtures/dk.png', 'image/gif') }
+      let(:file_upload) { fixture_file_upload('spec/fixtures/banana_sample.gif', 'image/gif') }
+      let(:file_upload2) { fixture_file_upload('spec/fixtures/dk.png', 'image/gif') }
 
       before do
         stub_artifacts_object_storage
@@ -1101,6 +1133,7 @@ describe API::Runner, :clean_gitlab_redis_shared_state do
                   expect(json_response['RemoteObject']).to have_key('GetURL')
                   expect(json_response['RemoteObject']).to have_key('StoreURL')
                   expect(json_response['RemoteObject']).to have_key('DeleteURL')
+                  expect(json_response['RemoteObject']).to have_key('MultipartUpload')
                 end
               end
 
diff --git a/spec/requests/api/search_spec.rb b/spec/requests/api/search_spec.rb
index aca4aa40027..f8e468be170 100644
--- a/spec/requests/api/search_spec.rb
+++ b/spec/requests/api/search_spec.rb
@@ -312,6 +312,30 @@ describe API::Search do
         end
 
         it_behaves_like 'response is correct', schema: 'public_api/v4/blobs', size: 2
+
+        context 'filters' do
+          it 'by filename' do
+            get api("/projects/#{repo_project.id}/search", user), scope: 'blobs', search: 'mon filename:PROCESS.md'
+
+            expect(response).to have_gitlab_http_status(200)
+            expect(json_response.size).to eq(2)
+            expect(json_response.first['filename']).to eq('PROCESS.md')
+          end
+
+          it 'by path' do
+            get api("/projects/#{repo_project.id}/search", user), scope: 'blobs', search: 'mon path:markdown'
+
+            expect(response).to have_gitlab_http_status(200)
+            expect(json_response.size).to eq(8)
+          end
+
+          it 'by extension' do
+            get api("/projects/#{repo_project.id}/search", user), scope: 'blobs', search: 'mon extension:md'
+
+            expect(response).to have_gitlab_http_status(200)
+            expect(json_response.size).to eq(11)
+          end
+        end
       end
     end
   end
diff --git a/spec/requests/api/settings_spec.rb b/spec/requests/api/settings_spec.rb
index aead8978dd4..57adc3ca7a6 100644
--- a/spec/requests/api/settings_spec.rb
+++ b/spec/requests/api/settings_spec.rb
@@ -35,7 +35,9 @@ describe API::Settings, 'Settings' do
 
     context "custom repository storage type set in the config" do
       before do
-        storages = { 'custom' => 'tmp/tests/custom_repositories' }
+        # Add a possible storage to the config
+        storages = Gitlab.config.repositories.storages
+                     .merge({ 'custom' => 'tmp/tests/custom_repositories' })
         allow(Gitlab.config.repositories).to receive(:storages).and_return(storages)
       end
 
diff --git a/spec/requests/api/snippets_spec.rb b/spec/requests/api/snippets_spec.rb
index b3e253befc6..6da769cb3ed 100644
--- a/spec/requests/api/snippets_spec.rb
+++ b/spec/requests/api/snippets_spec.rb
@@ -20,6 +20,7 @@ describe API::Snippets do
         private_snippet.id)
       expect(json_response.last).to have_key('web_url')
       expect(json_response.last).to have_key('raw_url')
+      expect(json_response.last).to have_key('visibility')
     end
 
     it 'hides private snippets from regular user' do
@@ -112,6 +113,7 @@ describe API::Snippets do
       expect(json_response['title']).to eq(snippet.title)
       expect(json_response['description']).to eq(snippet.description)
       expect(json_response['file_name']).to eq(snippet.file_name)
+      expect(json_response['visibility']).to eq(snippet.visibility)
     end
 
     it 'returns 404 for invalid snippet id' do
@@ -142,6 +144,7 @@ describe API::Snippets do
       expect(json_response['title']).to eq(params[:title])
       expect(json_response['description']).to eq(params[:description])
       expect(json_response['file_name']).to eq(params[:file_name])
+      expect(json_response['visibility']).to eq(params[:visibility])
     end
 
     it 'returns 400 for missing parameters' do
@@ -311,7 +314,7 @@ describe API::Snippets do
       expect(json_response['akismet_submitted']).to eq(user_agent_detail.submitted)
     end
 
-    it "returns unautorized for non-admin users" do
+    it "returns unauthorized for non-admin users" do
       get api("/snippets/#{snippet.id}/user_agent_detail", user)
 
       expect(response).to have_gitlab_http_status(403)
diff --git a/spec/requests/api/tags_spec.rb b/spec/requests/api/tags_spec.rb
index e2b19ad59f9..969710d6613 100644
--- a/spec/requests/api/tags_spec.rb
+++ b/spec/requests/api/tags_spec.rb
@@ -287,7 +287,10 @@ describe API::Tags do
       context 'annotated tag' do
         it 'creates a new annotated tag' do
           # Identity must be set in .gitconfig to create annotated tag.
-          repo_path = project.repository.path_to_repo
+          repo_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+            project.repository.path_to_repo
+          end
+
           system(*%W(#{Gitlab.config.git.bin_path} --git-dir=#{repo_path} config user.name #{user.name}))
           system(*%W(#{Gitlab.config.git.bin_path} --git-dir=#{repo_path} config user.email #{user.email}))
 
diff --git a/spec/requests/api/users_spec.rb b/spec/requests/api/users_spec.rb
index 05637eb0729..a97c3f3461a 100644
--- a/spec/requests/api/users_spec.rb
+++ b/spec/requests/api/users_spec.rb
@@ -512,7 +512,7 @@ describe API::Users do
     end
 
     it 'updates user with avatar' do
-      put api("/users/#{user.id}", admin), { avatar: fixture_file_upload(Rails.root + 'spec/fixtures/banana_sample.gif', 'image/gif') }
+      put api("/users/#{user.id}", admin), { avatar: fixture_file_upload('spec/fixtures/banana_sample.gif', 'image/gif') }
 
       user.reload
 
@@ -1123,58 +1123,63 @@ describe API::Users do
   describe "GET /user" do
     let(:personal_access_token) { create(:personal_access_token, user: user).token }
 
-    context 'with regular user' do
-      context 'with personal access token' do
-        it 'returns 403 without private token when sudo is defined' do
-          get api("/user?private_token=#{personal_access_token}&sudo=123")
+    shared_examples 'get user info' do |version|
+      context 'with regular user' do
+        context 'with personal access token' do
+          it 'returns 403 without private token when sudo is defined' do
+            get api("/user?private_token=#{personal_access_token}&sudo=123", version: version)
 
-          expect(response).to have_gitlab_http_status(403)
+            expect(response).to have_gitlab_http_status(403)
+          end
         end
-      end
 
-      it 'returns current user without private token when sudo not defined' do
-        get api("/user", user)
+        it 'returns current user without private token when sudo not defined' do
+          get api("/user", user, version: version)
 
-        expect(response).to have_gitlab_http_status(200)
-        expect(response).to match_response_schema('public_api/v4/user/public')
-        expect(json_response['id']).to eq(user.id)
-      end
+          expect(response).to have_gitlab_http_status(200)
+          expect(response).to match_response_schema('public_api/v4/user/public')
+          expect(json_response['id']).to eq(user.id)
+        end
 
-      context "scopes" do
-        let(:path) { "/user" }
-        let(:api_call) { method(:api) }
+        context "scopes" do
+          let(:path) { "/user" }
+          let(:api_call) { method(:api) }
 
-        include_examples 'allows the "read_user" scope'
+          include_examples 'allows the "read_user" scope', version
+        end
       end
-    end
 
-    context 'with admin' do
-      let(:admin_personal_access_token) { create(:personal_access_token, user: admin).token }
+      context 'with admin' do
+        let(:admin_personal_access_token) { create(:personal_access_token, user: admin).token }
 
-      context 'with personal access token' do
-        it 'returns 403 without private token when sudo defined' do
-          get api("/user?private_token=#{admin_personal_access_token}&sudo=#{user.id}")
+        context 'with personal access token' do
+          it 'returns 403 without private token when sudo defined' do
+            get api("/user?private_token=#{admin_personal_access_token}&sudo=#{user.id}", version: version)
 
-          expect(response).to have_gitlab_http_status(403)
-        end
+            expect(response).to have_gitlab_http_status(403)
+          end
 
-        it 'returns initial current user without private token but with is_admin when sudo not defined' do
-          get api("/user?private_token=#{admin_personal_access_token}")
+          it 'returns initial current user without private token but with is_admin when sudo not defined' do
+            get api("/user?private_token=#{admin_personal_access_token}", version: version)
 
-          expect(response).to have_gitlab_http_status(200)
-          expect(response).to match_response_schema('public_api/v4/user/admin')
-          expect(json_response['id']).to eq(admin.id)
+            expect(response).to have_gitlab_http_status(200)
+            expect(response).to match_response_schema('public_api/v4/user/admin')
+            expect(json_response['id']).to eq(admin.id)
+          end
         end
       end
-    end
 
-    context 'with unauthenticated user' do
-      it "returns 401 error if user is unauthenticated" do
-        get api("/user")
+      context 'with unauthenticated user' do
+        it "returns 401 error if user is unauthenticated" do
+          get api("/user", version: version)
 
-        expect(response).to have_gitlab_http_status(401)
+          expect(response).to have_gitlab_http_status(401)
+        end
       end
     end
+
+    it_behaves_like 'get user info', 'v3'
+    it_behaves_like 'get user info', 'v4'
   end
 
   describe "GET /user/keys" do
diff --git a/spec/requests/git_http_spec.rb b/spec/requests/git_http_spec.rb
index 2514dab1714..92fcfb65269 100644
--- a/spec/requests/git_http_spec.rb
+++ b/spec/requests/git_http_spec.rb
@@ -1,6 +1,7 @@
 require "spec_helper"
 
 describe 'Git HTTP requests' do
+  include ProjectForksHelper
   include TermsHelper
   include GitHttpHelpers
   include WorkhorseHelpers
@@ -305,6 +306,22 @@ describe 'Git HTTP requests' do
                 expect(response.body).to eq(change_access_error(:push_code))
               end
             end
+
+            context 'when merge requests are open that allow maintainer access' do
+              let(:canonical_project) { create(:project, :public, :repository) }
+              let(:project) { fork_project(canonical_project, nil, repository: true) }
+
+              before do
+                canonical_project.add_master(user)
+                create(:merge_request,
+                       source_project: project,
+                       target_project:  canonical_project,
+                       source_branch: 'fixes',
+                       allow_collaboration: true)
+              end
+
+              it_behaves_like 'pushes are allowed'
+            end
           end
         end
 
diff --git a/spec/requests/lfs_http_spec.rb b/spec/requests/lfs_http_spec.rb
index 79672fe1cc5..4d30b99262e 100644
--- a/spec/requests/lfs_http_spec.rb
+++ b/spec/requests/lfs_http_spec.rb
@@ -1021,6 +1021,7 @@ describe 'Git LFS API and storage' do
                     expect(json_response['RemoteObject']).to have_key('GetURL')
                     expect(json_response['RemoteObject']).to have_key('StoreURL')
                     expect(json_response['RemoteObject']).to have_key('DeleteURL')
+                    expect(json_response['RemoteObject']).not_to have_key('MultipartUpload')
                     expect(json_response['LfsOid']).to eq(sample_oid)
                     expect(json_response['LfsSize']).to eq(sample_size)
                   end
diff --git a/spec/requests/oauth_tokens_spec.rb b/spec/requests/oauth_tokens_spec.rb
new file mode 100644
index 00000000000..000c3a2b868
--- /dev/null
+++ b/spec/requests/oauth_tokens_spec.rb
@@ -0,0 +1,55 @@
+require 'spec_helper'
+
+describe 'OAuth Tokens requests' do
+  let(:user) { create :user }
+  let(:application) { create :oauth_application, scopes: 'api' }
+
+  def request_access_token(user)
+    post '/oauth/token',
+      grant_type: 'authorization_code',
+      code: generate_access_grant(user).token,
+      redirect_uri: application.redirect_uri,
+      client_id: application.uid,
+      client_secret: application.secret
+  end
+
+  def generate_access_grant(user)
+    create :oauth_access_grant, application: application, resource_owner_id: user.id
+  end
+
+  context 'when there is already a token for the application' do
+    let!(:existing_token) { create :oauth_access_token, application: application, resource_owner_id: user.id }
+
+    context 'and the request is done by the resource owner' do
+      it 'reuses and returns the stored token' do
+        expect do
+          request_access_token(user)
+        end.not_to change { Doorkeeper::AccessToken.count }
+
+        expect(json_response['access_token']).to eq existing_token.token
+      end
+    end
+
+    context 'and the request is done by a different user' do
+      let(:other_user) { create :user }
+
+      it 'generates and returns a different token for a different owner' do
+        expect do
+          request_access_token(other_user)
+        end.to change { Doorkeeper::AccessToken.count }.by(1)
+
+        expect(json_response['access_token']).not_to be_nil
+      end
+    end
+  end
+
+  context 'when there is no token stored for the application' do
+    it 'generates and returns a new token' do
+      expect do
+        request_access_token(user)
+      end.to change { Doorkeeper::AccessToken.count }.by(1)
+
+      expect(json_response['access_token']).not_to be_nil
+    end
+  end
+end
diff --git a/spec/requests/openid_connect_spec.rb b/spec/requests/openid_connect_spec.rb
index be286c490fe..b14d4b8fb6e 100644
--- a/spec/requests/openid_connect_spec.rb
+++ b/spec/requests/openid_connect_spec.rb
@@ -1,11 +1,49 @@
 require 'spec_helper'
 
 describe 'OpenID Connect requests' do
-  let(:user) { create :user }
+  let(:user) do
+    create(
+      :user,
+      name: 'Alice',
+      username: 'alice',
+      email: 'private@example.com',
+      emails: [public_email],
+      public_email: public_email.email,
+      website_url: 'https://example.com',
+      avatar: fixture_file_upload('spec/fixtures/dk.png')
+    )
+  end
+
+  let(:public_email) { build :email, email: 'public@example.com' }
+
   let(:access_grant) { create :oauth_access_grant, application: application, resource_owner_id: user.id }
   let(:access_token) { create :oauth_access_token, application: application, resource_owner_id: user.id }
 
-  def request_access_token
+  let(:hashed_subject) do
+    Digest::SHA256.hexdigest("#{user.id}-#{Rails.application.secrets.secret_key_base}")
+  end
+
+  let(:id_token_claims) do
+    {
+      'sub'        => user.id.to_s,
+      'sub_legacy' => hashed_subject
+    }
+  end
+
+  let(:user_info_claims) do
+    {
+      'name'           => 'Alice',
+      'nickname'       => 'alice',
+      'email'          => 'public@example.com',
+      'email_verified' => true,
+      'website'        => 'https://example.com',
+      'profile'        => 'http://localhost/alice',
+      'picture'        => "http://localhost/uploads/-/system/user/avatar/#{user.id}/dk.png",
+      'groups'         => kind_of(Array)
+    }
+  end
+
+  def request_access_token!
     login_as user
 
     post '/oauth/token',
@@ -16,26 +54,22 @@ describe 'OpenID Connect requests' do
       client_secret: application.secret
   end
 
-  def request_user_info
+  def request_user_info!
     get '/oauth/userinfo', nil, 'Authorization' => "Bearer #{access_token.token}"
   end
 
-  def hashed_subject
-    Digest::SHA256.hexdigest("#{user.id}-#{Rails.application.secrets.secret_key_base}")
-  end
-
   context 'Application without OpenID scope' do
     let(:application) { create :oauth_application, scopes: 'api' }
 
     it 'token response does not include an ID token' do
-      request_access_token
+      request_access_token!
 
       expect(json_response).to include 'access_token'
       expect(json_response).not_to include 'id_token'
     end
 
     it 'userinfo response is unauthorized' do
-      request_user_info
+      request_user_info!
 
       expect(response).to have_gitlab_http_status 403
       expect(response.body).to be_blank
@@ -46,28 +80,12 @@ describe 'OpenID Connect requests' do
     let(:application) { create :oauth_application, scopes: 'openid' }
 
     it 'token response includes an ID token' do
-      request_access_token
+      request_access_token!
 
       expect(json_response).to include 'id_token'
     end
 
     context 'UserInfo payload' do
-      let(:user) do
-        create(
-          :user,
-          name: 'Alice',
-          username: 'alice',
-          emails: [private_email, public_email],
-          email: private_email.email,
-          public_email: public_email.email,
-          website_url: 'https://example.com',
-          avatar: fixture_file_upload(Rails.root + "spec/fixtures/dk.png")
-        )
-      end
-
-      let!(:public_email) { build :email, email: 'public@example.com' }
-      let!(:private_email) { build :email, email: 'private@example.com' }
-
       let!(:group1) { create :group }
       let!(:group2) { create :group }
       let!(:group3) { create :group, parent: group2 }
@@ -76,41 +94,35 @@ describe 'OpenID Connect requests' do
       before do
         group1.add_user(user, GroupMember::OWNER)
         group3.add_user(user, Gitlab::Access::DEVELOPER)
+
+        request_user_info!
       end
 
       it 'includes all user information and group memberships' do
-        request_user_info
-
-        expect(json_response).to match(a_hash_including({
-          'sub'            => hashed_subject,
-          'name'           => 'Alice',
-          'nickname'       => 'alice',
-          'email'          => 'public@example.com',
-          'email_verified' => true,
-          'website'        => 'https://example.com',
-          'profile'        => 'http://localhost/alice',
-          'picture'        => "http://localhost/uploads/-/system/user/avatar/#{user.id}/dk.png",
-          'groups'         => anything
-        }))
+        expect(json_response).to match(id_token_claims.merge(user_info_claims))
 
         expected_groups = [group1.full_path, group3.full_path]
         expected_groups << group4.full_path if Group.supports_nested_groups?
         expect(json_response['groups']).to match_array(expected_groups)
       end
+
+      it 'does not include any unknown claims' do
+        expect(json_response.keys).to eq %w[sub sub_legacy] + user_info_claims.keys
+      end
     end
 
     context 'ID token payload' do
       before do
-        request_access_token
+        request_access_token!
         @payload = JSON::JWT.decode(json_response['id_token'], :skip_verification)
       end
 
-      it 'includes the Gitlab root URL' do
-        expect(@payload['iss']).to eq Gitlab.config.gitlab.url
+      it 'includes the subject claims' do
+        expect(@payload).to match(a_hash_including(id_token_claims))
       end
 
-      it 'includes the hashed user ID' do
-        expect(@payload['sub']).to eq hashed_subject
+      it 'includes the Gitlab root URL' do
+        expect(@payload['iss']).to eq Gitlab.config.gitlab.url
       end
 
       it 'includes the time of the last authentication', :clean_gitlab_redis_shared_state do
@@ -118,7 +130,7 @@ describe 'OpenID Connect requests' do
       end
 
       it 'does not include any unknown properties' do
-        expect(@payload.keys).to eq %w[iss sub aud exp iat auth_time]
+        expect(@payload.keys).to eq %w[iss sub aud exp iat auth_time sub_legacy]
       end
     end
 
@@ -134,10 +146,10 @@ describe 'OpenID Connect requests' do
     context 'when user is blocked' do
       it 'returns authentication error' do
         access_grant
-        user.block
+        user.block!
 
         expect do
-          request_access_token
+          request_access_token!
         end.to raise_error UncaughtThrowError
       end
     end
@@ -145,10 +157,10 @@ describe 'OpenID Connect requests' do
     context 'when user is ldap_blocked' do
       it 'returns authentication error' do
         access_grant
-        user.ldap_block
+        user.ldap_block!
 
         expect do
-          request_access_token
+          request_access_token!
         end.to raise_error UncaughtThrowError
       end
     end
diff --git a/spec/routing/api_routing_spec.rb b/spec/routing/api_routing_spec.rb
new file mode 100644
index 00000000000..5fde4bd885b
--- /dev/null
+++ b/spec/routing/api_routing_spec.rb
@@ -0,0 +1,31 @@
+require 'spec_helper'
+
+describe 'api', 'routing' do
+  context 'when graphql is disabled' do
+    before do
+      stub_feature_flags(graphql: false)
+    end
+
+    it 'does not route to the GraphqlController' do
+      expect(get('/api/graphql')).not_to route_to('graphql#execute')
+    end
+
+    it 'does not expose graphiql' do
+      expect(get('/-/graphql-explorer')).not_to route_to('graphiql/rails/editors#show')
+    end
+  end
+
+  context 'when graphql is disabled' do
+    before do
+      stub_feature_flags(graphql: true)
+    end
+
+    it 'routes to the GraphqlController' do
+      expect(get('/api/graphql')).not_to route_to('graphql#execute')
+    end
+
+    it 'exposes graphiql' do
+      expect(get('/-/graphql-explorer')).not_to route_to('graphiql/rails/editors#show')
+    end
+  end
+end
diff --git a/spec/routing/project_routing_spec.rb b/spec/routing/project_routing_spec.rb
index e1b4e618092..56d93095a85 100644
--- a/spec/routing/project_routing_spec.rb
+++ b/spec/routing/project_routing_spec.rb
@@ -36,33 +36,36 @@ describe 'project routing' do
   shared_examples 'RESTful project resources' do
     let(:actions) { [:index, :create, :new, :edit, :show, :update, :destroy] }
     let(:controller_path) { controller }
+    let(:id) { { id: '1' } }
+    let(:format) { {} } # response format, e.g. { format: :html }
+    let(:params) { { namespace_id: 'gitlab', project_id: 'gitlabhq' } }
 
     it 'to #index' do
-      expect(get("/gitlab/gitlabhq/#{controller_path}")).to route_to("projects/#{controller}#index", namespace_id: 'gitlab', project_id: 'gitlabhq') if actions.include?(:index)
+      expect(get("/gitlab/gitlabhq/#{controller_path}")).to route_to("projects/#{controller}#index", params) if actions.include?(:index)
     end
 
     it 'to #create' do
-      expect(post("/gitlab/gitlabhq/#{controller_path}")).to route_to("projects/#{controller}#create", namespace_id: 'gitlab', project_id: 'gitlabhq') if actions.include?(:create)
+      expect(post("/gitlab/gitlabhq/#{controller_path}")).to route_to("projects/#{controller}#create", params) if actions.include?(:create)
     end
 
     it 'to #new' do
-      expect(get("/gitlab/gitlabhq/#{controller_path}/new")).to route_to("projects/#{controller}#new", namespace_id: 'gitlab', project_id: 'gitlabhq') if actions.include?(:new)
+      expect(get("/gitlab/gitlabhq/#{controller_path}/new")).to route_to("projects/#{controller}#new", params) if actions.include?(:new)
     end
 
     it 'to #edit' do
-      expect(get("/gitlab/gitlabhq/#{controller_path}/1/edit")).to route_to("projects/#{controller}#edit", namespace_id: 'gitlab', project_id: 'gitlabhq', id: '1') if actions.include?(:edit)
+      expect(get("/gitlab/gitlabhq/#{controller_path}/1/edit")).to route_to("projects/#{controller}#edit", params.merge(**id, **format)) if actions.include?(:edit)
     end
 
     it 'to #show' do
-      expect(get("/gitlab/gitlabhq/#{controller_path}/1")).to route_to("projects/#{controller}#show", namespace_id: 'gitlab', project_id: 'gitlabhq', id: '1') if actions.include?(:show)
+      expect(get("/gitlab/gitlabhq/#{controller_path}/1")).to route_to("projects/#{controller}#show", params.merge(**id, **format)) if actions.include?(:show)
     end
 
     it 'to #update' do
-      expect(put("/gitlab/gitlabhq/#{controller_path}/1")).to route_to("projects/#{controller}#update", namespace_id: 'gitlab', project_id: 'gitlabhq', id: '1') if actions.include?(:update)
+      expect(put("/gitlab/gitlabhq/#{controller_path}/1")).to route_to("projects/#{controller}#update", params.merge(id)) if actions.include?(:update)
     end
 
     it 'to #destroy' do
-      expect(delete("/gitlab/gitlabhq/#{controller_path}/1")).to route_to("projects/#{controller}#destroy", namespace_id: 'gitlab', project_id: 'gitlabhq', id: '1') if actions.include?(:destroy)
+      expect(delete("/gitlab/gitlabhq/#{controller_path}/1")).to route_to("projects/#{controller}#destroy", params.merge(**id, **format)) if actions.include?(:destroy)
     end
   end
 
@@ -150,12 +153,13 @@ describe 'project routing' do
     end
 
     it 'to #history' do
-      expect(get('/gitlab/gitlabhq/wikis/1/history')).to route_to('projects/wikis#history', namespace_id: 'gitlab', project_id: 'gitlabhq', id: '1')
+      expect(get('/gitlab/gitlabhq/wikis/1/history')).to route_to('projects/wikis#history', namespace_id: 'gitlab', project_id: 'gitlabhq', id: '1', format: :html)
     end
 
     it_behaves_like 'RESTful project resources' do
       let(:actions)    { [:create, :edit, :show, :destroy] }
       let(:controller) { 'wikis' }
+      let(:format) { { format: :html } }
     end
   end
 
diff --git a/spec/rubocop/cop/gitlab/finder_with_find_by_spec.rb b/spec/rubocop/cop/gitlab/finder_with_find_by_spec.rb
new file mode 100644
index 00000000000..7f689b196c5
--- /dev/null
+++ b/spec/rubocop/cop/gitlab/finder_with_find_by_spec.rb
@@ -0,0 +1,56 @@
+require 'spec_helper'
+
+require 'rubocop'
+require 'rubocop/rspec/support'
+
+require_relative '../../../../rubocop/cop/gitlab/finder_with_find_by'
+
+describe RuboCop::Cop::Gitlab::FinderWithFindBy do
+  include CopHelper
+
+  subject(:cop) { described_class.new }
+
+  context 'when calling execute.find' do
+    let(:source) do
+      <<~SRC
+      DummyFinder.new(some_args)
+        .execute
+        .find_by!(1)
+      SRC
+    end
+    let(:corrected_source) do
+      <<~SRC
+      DummyFinder.new(some_args)
+        .find_by!(1)
+      SRC
+    end
+
+    it 'registers an offence' do
+      inspect_source(source)
+
+      expect(cop.offenses.size).to eq(1)
+    end
+
+    it 'can autocorrect the source' do
+      expect(autocorrect_source(source)).to eq(corrected_source)
+    end
+
+    context 'when called within the `FinderMethods` module' do
+      let(:source) do
+        <<~SRC
+          module FinderMethods
+            def find_by!(*args)
+              execute.find_by!(args)
+            end
+          end
+        SRC
+      end
+
+      it 'does not register an offence' do
+        inspect_source(source)
+
+        expect(cop.offenses).to be_empty
+      end
+    end
+  end
+end
diff --git a/spec/rubocop/cop/migration/update_large_table_spec.rb b/spec/rubocop/cop/migration/update_large_table_spec.rb
index ef724fc8bad..5e08eb4f772 100644
--- a/spec/rubocop/cop/migration/update_large_table_spec.rb
+++ b/spec/rubocop/cop/migration/update_large_table_spec.rb
@@ -32,6 +32,14 @@ describe RuboCop::Cop::Migration::UpdateLargeTable do
       include_examples 'large tables', 'add_column_with_default'
     end
 
+    context 'for the change_column_type_concurrently method' do
+      include_examples 'large tables', 'change_column_type_concurrently'
+    end
+
+    context 'for the rename_column_concurrently method' do
+      include_examples 'large tables', 'rename_column_concurrently'
+    end
+
     context 'for the update_column_in_batches method' do
       include_examples 'large tables', 'update_column_in_batches'
     end
@@ -60,6 +68,18 @@ describe RuboCop::Cop::Migration::UpdateLargeTable do
       expect(cop.offenses).to be_empty
     end
 
+    it 'registers no offense for change_column_type_concurrently' do
+      inspect_source("change_column_type_concurrently :#{table}, :column, default: true")
+
+      expect(cop.offenses).to be_empty
+    end
+
+    it 'registers no offense for update_column_in_batches' do
+      inspect_source("rename_column_concurrently :#{table}, :column, default: true")
+
+      expect(cop.offenses).to be_empty
+    end
+
     it 'registers no offense for update_column_in_batches' do
       inspect_source("add_column_with_default :#{table}, :column, default: true")
 
diff --git a/spec/serializers/blob_entity_spec.rb b/spec/serializers/blob_entity_spec.rb
new file mode 100644
index 00000000000..dde59ff72df
--- /dev/null
+++ b/spec/serializers/blob_entity_spec.rb
@@ -0,0 +1,20 @@
+require 'spec_helper'
+
+describe BlobEntity do
+  let(:user) { create(:user) }
+  let(:project) { create(:project, :repository) }
+  let(:blob) { project.commit('master').diffs.diff_files.first.blob }
+  let(:request) { EntityRequest.new(project: project, ref: 'master') }
+
+  let(:entity) do
+    described_class.new(blob, request: request)
+  end
+
+  context 'as json' do
+    subject { entity.as_json }
+
+    it 'exposes needed attributes' do
+      expect(subject).to include(:readable_text, :url)
+    end
+  end
+end
diff --git a/spec/serializers/build_serializer_spec.rb b/spec/serializers/build_serializer_spec.rb
index 98cd15e248b..52459cd369d 100644
--- a/spec/serializers/build_serializer_spec.rb
+++ b/spec/serializers/build_serializer_spec.rb
@@ -39,7 +39,7 @@ describe BuildSerializer do
         expect(subject[:label]).to eq('failed')
         expect(subject[:tooltip]).to eq('failed <br> (unknown failure)')
         expect(subject[:icon]).to eq(status.icon)
-        expect(subject[:favicon]).to match_asset_path("/assets/ci_favicons/#{status.favicon}.ico")
+        expect(subject[:favicon]).to match_asset_path("/assets/ci_favicons/#{status.favicon}.png")
       end
     end
 
@@ -54,7 +54,7 @@ describe BuildSerializer do
         expect(subject[:label]).to eq('passed')
         expect(subject[:tooltip]).to eq('passed')
         expect(subject[:icon]).to eq(status.icon)
-        expect(subject[:favicon]).to match_asset_path("/assets/ci_favicons/#{status.favicon}.ico")
+        expect(subject[:favicon]).to match_asset_path("/assets/ci_favicons/#{status.favicon}.png")
       end
     end
   end
diff --git a/spec/serializers/diff_file_entity_spec.rb b/spec/serializers/diff_file_entity_spec.rb
index 45d7c703df3..c4a6c117b76 100644
--- a/spec/serializers/diff_file_entity_spec.rb
+++ b/spec/serializers/diff_file_entity_spec.rb
@@ -9,16 +9,48 @@ describe DiffFileEntity do
   let(:diff_refs) { commit.diff_refs }
   let(:diff) { commit.raw_diffs.first }
   let(:diff_file) { Gitlab::Diff::File.new(diff, diff_refs: diff_refs, repository: repository) }
-  let(:entity) { described_class.new(diff_file) }
+  let(:entity) { described_class.new(diff_file, request: {}) }
 
   subject { entity.as_json }
 
-  it 'exposes correct attributes' do
-    expect(subject).to include(
-      :submodule, :submodule_link, :file_path,
-      :deleted_file, :old_path, :new_path, :mode_changed,
-      :a_mode, :b_mode, :text, :old_path_html,
-      :new_path_html
-    )
+  shared_examples 'diff file entity' do
+    it 'exposes correct attributes' do
+      expect(subject).to include(
+        :submodule, :submodule_link, :submodule_tree_url, :file_path,
+        :deleted_file, :old_path, :new_path, :mode_changed,
+        :a_mode, :b_mode, :text, :old_path_html,
+        :new_path_html, :highlighted_diff_lines, :parallel_diff_lines,
+        :blob, :file_hash, :added_lines, :removed_lines, :diff_refs, :content_sha,
+        :stored_externally, :external_storage, :too_large, :collapsed, :new_file,
+        :context_lines_path
+      )
+    end
+  end
+
+  context 'when there is no merge request' do
+    it_behaves_like 'diff file entity'
+  end
+
+  context 'when there is a merge request' do
+    let(:user) { create(:user) }
+    let(:request) { EntityRequest.new(project: project, current_user: user) }
+    let(:merge_request) { create(:merge_request, source_project: project, target_project: project) }
+    let(:entity) { described_class.new(diff_file, request: request, merge_request: merge_request) }
+    let(:exposed_urls) { %i(load_collapsed_diff_url edit_path view_path context_lines_path) }
+
+    it_behaves_like 'diff file entity'
+
+    it 'exposes additional attributes' do
+      expect(subject).to include(*exposed_urls)
+      expect(subject).to include(:replaced_view_path)
+    end
+
+    it 'points all urls to merge request target project' do
+      response = subject
+
+      exposed_urls.each do |attribute|
+        expect(response[attribute]).to include(merge_request.target_project.to_param)
+      end
+    end
   end
 end
diff --git a/spec/serializers/diffs_entity_spec.rb b/spec/serializers/diffs_entity_spec.rb
new file mode 100644
index 00000000000..19a843b0cb7
--- /dev/null
+++ b/spec/serializers/diffs_entity_spec.rb
@@ -0,0 +1,28 @@
+require 'spec_helper'
+
+describe DiffsEntity do
+  let(:user) { create(:user) }
+  let(:project) { create(:project, :repository) }
+  let(:request) { EntityRequest.new(project: project, current_user: user) }
+  let(:merge_request) { create(:merge_request_with_diffs, target_project: project, source_project: project) }
+  let(:merge_request_diffs) { merge_request.merge_request_diffs }
+
+  let(:entity) do
+    described_class.new(merge_request_diffs.first.diffs, request: request, merge_request: merge_request, merge_request_diffs: merge_request_diffs)
+  end
+
+  context 'as json' do
+    subject { entity.as_json }
+
+    it 'contains needed attributes' do
+      expect(subject).to include(
+        :real_size, :size, :branch_name,
+        :target_branch_name, :commit, :merge_request_diff,
+        :start_version, :latest_diff, :latest_version_path,
+        :added_lines, :removed_lines, :render_overflow_warning,
+        :email_patch_path, :plain_diff_path, :diff_files,
+        :merge_request_diffs
+      )
+    end
+  end
+end
diff --git a/spec/serializers/discussion_entity_spec.rb b/spec/serializers/discussion_entity_spec.rb
index 7e19e74ca00..44d8cc69d9b 100644
--- a/spec/serializers/discussion_entity_spec.rb
+++ b/spec/serializers/discussion_entity_spec.rb
@@ -19,10 +19,20 @@ describe DiscussionEntity do
   end
 
   it 'exposes correct attributes' do
-    expect(subject).to include(
-      :id, :expanded, :notes, :individual_note,
-      :resolvable, :resolved, :resolve_path,
-      :resolve_with_issue_path, :diff_discussion
+    expect(subject.keys.sort).to include(
+      :diff_discussion,
+      :expanded,
+      :id,
+      :individual_note,
+      :notes,
+      :resolvable,
+      :resolve_path,
+      :resolve_with_issue_path,
+      :resolved,
+      :discussion_path,
+      :resolved_at,
+      :for_commit,
+      :commit_id
     )
   end
 
@@ -30,7 +40,21 @@ describe DiscussionEntity do
     let(:note) { create(:diff_note_on_merge_request) }
 
     it 'exposes diff file attributes' do
-      expect(subject).to include(:diff_file, :truncated_diff_lines, :image_diff_html)
+      expect(subject.keys.sort).to include(
+        :diff_file,
+        :truncated_diff_lines,
+        :position,
+        :line_code,
+        :active
+      )
+    end
+
+    context 'when diff file is a image' do
+      it 'exposes image attributes' do
+        allow(discussion).to receive(:on_image?).and_return(true)
+
+        expect(subject.keys).to include(:image_diff_html)
+      end
     end
   end
 end
diff --git a/spec/serializers/merge_request_diff_entity_spec.rb b/spec/serializers/merge_request_diff_entity_spec.rb
new file mode 100644
index 00000000000..84f6833d88a
--- /dev/null
+++ b/spec/serializers/merge_request_diff_entity_spec.rb
@@ -0,0 +1,24 @@
+require 'spec_helper'
+
+describe MergeRequestDiffEntity do
+  let(:project) { create(:project, :repository) }
+  let(:request) { EntityRequest.new(project: project) }
+  let(:merge_request) { create(:merge_request_with_diffs, target_project: project, source_project: project) }
+  let(:merge_request_diffs) { merge_request.merge_request_diffs }
+
+  let(:entity) do
+    described_class.new(merge_request_diffs.first, request: request, merge_request: merge_request, merge_request_diffs: merge_request_diffs)
+  end
+
+  context 'as json' do
+    subject { entity.as_json }
+
+    it 'exposes needed attributes' do
+      expect(subject).to include(
+        :version_index, :created_at, :commits_count,
+        :latest, :short_commit_sha, :version_path,
+        :compare_path
+      )
+    end
+  end
+end
diff --git a/spec/serializers/merge_request_user_entity_spec.rb b/spec/serializers/merge_request_user_entity_spec.rb
new file mode 100644
index 00000000000..c91ea4aa681
--- /dev/null
+++ b/spec/serializers/merge_request_user_entity_spec.rb
@@ -0,0 +1,19 @@
+require 'spec_helper'
+
+describe MergeRequestUserEntity do
+  let(:user) { create(:user) }
+  let(:project) { create(:project, :repository) }
+  let(:request) { EntityRequest.new(project: project, current_user: user) }
+
+  let(:entity) do
+    described_class.new(user, request: request)
+  end
+
+  context 'as json' do
+    subject { entity.as_json }
+
+    it 'exposes needed attributes' do
+      expect(subject).to include(:can_fork, :can_create_merge_request, :fork_path)
+    end
+  end
+end
diff --git a/spec/serializers/pipeline_serializer_spec.rb b/spec/serializers/pipeline_serializer_spec.rb
index b741308e2c5..eb4235e3ee6 100644
--- a/spec/serializers/pipeline_serializer_spec.rb
+++ b/spec/serializers/pipeline_serializer_spec.rb
@@ -8,6 +8,10 @@ describe PipelineSerializer do
     described_class.new(current_user: user)
   end
 
+  before do
+    stub_feature_flags(ci_pipeline_persisted_stages: true)
+  end
+
   subject { serializer.represent(resource) }
 
   describe '#represent' do
@@ -99,7 +103,8 @@ describe PipelineSerializer do
       end
     end
 
-    context 'number of queries' do
+    describe 'number of queries when preloaded' do
+      subject { serializer.represent(resource, preload: true) }
       let(:resource) { Ci::Pipeline.all }
 
       before do
@@ -107,7 +112,7 @@ describe PipelineSerializer do
         # gitaly calls in this block
         # Issue: https://gitlab.com/gitlab-org/gitlab-ce/issues/37772
         Gitlab::GitalyClient.allow_n_plus_1_calls do
-          Ci::Pipeline::AVAILABLE_STATUSES.each do |status|
+          Ci::Pipeline::COMPLETED_STATUSES.each do |status|
             create_pipeline(status)
           end
         end
@@ -120,7 +125,7 @@ describe PipelineSerializer do
         it 'verifies number of queries', :request_store do
           recorded = ActiveRecord::QueryRecorder.new { subject }
 
-          expect(recorded.count).to be_within(1).of(44)
+          expect(recorded.count).to be_within(2).of(27)
           expect(recorded.cached_count).to eq(0)
         end
       end
@@ -139,7 +144,7 @@ describe PipelineSerializer do
           # pipeline. With the same ref this check is cached but if refs are
           # different then there is an extra query per ref
           # https://gitlab.com/gitlab-org/gitlab-ce/issues/46368
-          expect(recorded.count).to be_within(1).of(51)
+          expect(recorded.count).to be_within(2).of(30)
           expect(recorded.cached_count).to eq(0)
         end
       end
@@ -174,7 +179,7 @@ describe PipelineSerializer do
         expect(subject[:text]).to eq(status.text)
         expect(subject[:label]).to eq(status.label)
         expect(subject[:icon]).to eq(status.icon)
-        expect(subject[:favicon]).to match_asset_path("/assets/ci_favicons/#{status.favicon}.ico")
+        expect(subject[:favicon]).to match_asset_path("/assets/ci_favicons/#{status.favicon}.png")
       end
     end
   end
diff --git a/spec/serializers/status_entity_spec.rb b/spec/serializers/status_entity_spec.rb
index 559475e571c..0b010ebd507 100644
--- a/spec/serializers/status_entity_spec.rb
+++ b/spec/serializers/status_entity_spec.rb
@@ -18,17 +18,7 @@ describe StatusEntity do
     it 'contains status details' do
       expect(subject).to include :text, :icon, :favicon, :label, :group, :tooltip
       expect(subject).to include :has_details, :details_path
-      expect(subject[:favicon]).to match_asset_path('/assets/ci_favicons/favicon_status_success.ico')
-    end
-
-    it 'contains a dev namespaced favicon if dev env' do
-      allow(Rails.env).to receive(:development?) { true }
-      expect(entity.as_json[:favicon]).to match_asset_path('/assets/ci_favicons/dev/favicon_status_success.ico')
-    end
-
-    it 'contains a canary namespaced favicon if canary env' do
-      stub_env('CANARY', 'true')
-      expect(entity.as_json[:favicon]).to match_asset_path('/assets/ci_favicons/canary/favicon_status_success.ico')
+      expect(subject[:favicon]).to match_asset_path('/assets/ci_favicons/favicon_status_success.png')
     end
   end
 end
diff --git a/spec/services/auth/container_registry_authentication_service_spec.rb b/spec/services/auth/container_registry_authentication_service_spec.rb
index da8e660c16b..fce73e0ac1f 100644
--- a/spec/services/auth/container_registry_authentication_service_spec.rb
+++ b/spec/services/auth/container_registry_authentication_service_spec.rb
@@ -21,6 +21,11 @@ describe Auth::ContainerRegistryAuthenticationService do
     allow_any_instance_of(JSONWebToken::RSAToken).to receive(:key).and_return(rsa_key)
   end
 
+  shared_examples 'an authenticated' do
+    it { is_expected.to include(:token) }
+    it { expect(payload).to include('access') }
+  end
+
   shared_examples 'a valid token' do
     it { is_expected.to include(:token) }
     it { expect(payload).to include('access') }
@@ -380,6 +385,14 @@ describe Auth::ContainerRegistryAuthenticationService do
       current_project.add_developer(current_user)
     end
 
+    context 'allow to use offline_token' do
+      let(:current_params) do
+        { offline_token: true }
+      end
+
+      it_behaves_like 'an authenticated'
+    end
+
     it_behaves_like 'a valid token'
 
     context 'allow to pull and push images' do
diff --git a/spec/services/ci/retry_pipeline_service_spec.rb b/spec/services/ci/retry_pipeline_service_spec.rb
index a73bd7a0268..688d3b8c038 100644
--- a/spec/services/ci/retry_pipeline_service_spec.rb
+++ b/spec/services/ci/retry_pipeline_service_spec.rb
@@ -280,12 +280,12 @@ describe Ci::RetryPipelineService, '#execute' do
         source_project: forked_project,
         target_project: project,
         source_branch: 'fixes',
-        allow_maintainer_to_push: true)
+        allow_collaboration: true)
       create_build('rspec 1', :failed, 1)
     end
 
     it 'allows to retry failed pipeline' do
-      allow_any_instance_of(Project).to receive(:fetch_branch_allows_maintainer_push?).and_return(true)
+      allow_any_instance_of(Project).to receive(:fetch_branch_allows_collaboration?).and_return(true)
       allow_any_instance_of(Project).to receive(:empty_repo?).and_return(false)
 
       service.execute(pipeline)
diff --git a/spec/services/clusters/applications/check_ingress_ip_address_service_spec.rb b/spec/services/clusters/applications/check_ingress_ip_address_service_spec.rb
index bf038595a4d..eb0bdb61ee3 100644
--- a/spec/services/clusters/applications/check_ingress_ip_address_service_spec.rb
+++ b/spec/services/clusters/applications/check_ingress_ip_address_service_spec.rb
@@ -1,11 +1,13 @@
 require 'spec_helper'
 
 describe Clusters::Applications::CheckIngressIpAddressService do
+  include ExclusiveLeaseHelpers
+
   let(:application) { create(:clusters_applications_ingress, :installed) }
   let(:service) { described_class.new(application) }
   let(:kubeclient) { double(::Kubeclient::Client, get_service: kube_service) }
   let(:ingress) { [{ ip: '111.222.111.222' }] }
-  let(:exclusive_lease) { instance_double(Gitlab::ExclusiveLease, try_obtain: true) }
+  let(:lease_key) { "check_ingress_ip_address_service:#{application.id}" }
 
   let(:kube_service) do
     ::Kubeclient::Resource.new(
@@ -22,11 +24,8 @@ describe Clusters::Applications::CheckIngressIpAddressService do
   subject { service.execute }
 
   before do
+    stub_exclusive_lease(lease_key, timeout: 15.seconds.to_i)
     allow(application.cluster).to receive(:kubeclient).and_return(kubeclient)
-    allow(Gitlab::ExclusiveLease)
-      .to receive(:new)
-      .with("check_ingress_ip_address_service:#{application.id}", timeout: 15.seconds.to_i)
-      .and_return(exclusive_lease)
   end
 
   describe '#execute' do
@@ -47,13 +46,9 @@ describe Clusters::Applications::CheckIngressIpAddressService do
     end
 
     context 'when the exclusive lease cannot be obtained' do
-      before do
-        allow(exclusive_lease)
-          .to receive(:try_obtain)
-          .and_return(false)
-      end
-
       it 'does not call kubeclient' do
+        stub_exclusive_lease_taken(lease_key, timeout: 15.seconds.to_i)
+
         subject
 
         expect(kubeclient).not_to have_received(:get_service)
diff --git a/spec/services/files/update_service_spec.rb b/spec/services/files/update_service_spec.rb
index 16bfbdf3089..eaee89fb1a5 100644
--- a/spec/services/files/update_service_spec.rb
+++ b/spec/services/files/update_service_spec.rb
@@ -71,17 +71,5 @@ describe Files::UpdateService do
         expect(results.data).to eq(new_contents)
       end
     end
-
-    context 'with gitaly disabled', :skip_gitaly_mock do
-      context 'when target branch is different than source branch' do
-        let(:branch_name) { "#{project.default_branch}-new" }
-
-        it 'fires hooks only once' do
-          expect(Gitlab::Git::HooksService).to receive(:new).once.and_call_original
-
-          subject.execute
-        end
-      end
-    end
   end
 end
diff --git a/spec/services/git_tag_push_service_spec.rb b/spec/services/git_tag_push_service_spec.rb
index 33405d7a7ec..92159e1e372 100644
--- a/spec/services/git_tag_push_service_spec.rb
+++ b/spec/services/git_tag_push_service_spec.rb
@@ -118,7 +118,9 @@ describe GitTagPushService do
 
       before do
         # Create the lightweight tag
-        project.repository.raw_repository.rugged.tags.create(tag_name, newrev)
+        Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          project.repository.raw_repository.rugged.tags.create(tag_name, newrev)
+        end
 
         # Clear tag list cache
         project.repository.expire_tags_cache
diff --git a/spec/services/issues/move_service_spec.rb b/spec/services/issues/move_service_spec.rb
index a9aee9e100f..609eef76d2c 100644
--- a/spec/services/issues/move_service_spec.rb
+++ b/spec/services/issues/move_service_spec.rb
@@ -5,8 +5,11 @@ describe Issues::MoveService do
   let(:author) { create(:user) }
   let(:title) { 'Some issue' }
   let(:description) { 'Some issue description' }
-  let(:old_project) { create(:project) }
-  let(:new_project) { create(:project) }
+  let(:group) { create(:group, :private) }
+  let(:sub_group_1) { create(:group, :private, parent: group) }
+  let(:sub_group_2) { create(:group, :private, parent: group) }
+  let(:old_project) { create(:project, namespace: sub_group_1) }
+  let(:new_project) { create(:project, namespace: sub_group_2) }
   let(:milestone1) { create(:milestone, project_id: old_project.id, title: 'v9.0') }
 
   let(:old_issue) do
@@ -14,7 +17,7 @@ describe Issues::MoveService do
                    project: old_project, author: author, milestone: milestone1)
   end
 
-  let(:move_service) do
+  subject(:move_service) do
     described_class.new(old_project, user)
   end
 
@@ -102,6 +105,23 @@ describe Issues::MoveService do
         end
       end
 
+      context 'issue with group labels', :nested_groups do
+        it 'assigns group labels to new issue' do
+          label = create(:group_label, group: group)
+          label_issue = create(:labeled_issue, description: description, project: old_project,
+                                               milestone: milestone1, labels: [label])
+          old_project.add_reporter(user)
+          new_project.add_reporter(user)
+
+          new_issue = move_service.execute(label_issue, new_project)
+
+          expect(new_issue).to have_attributes(
+            project: new_project,
+            labels: include(label)
+          )
+        end
+      end
+
       context 'generic issue' do
         include_context 'issue move executed'
 
diff --git a/spec/services/issues/resolve_discussions_spec.rb b/spec/services/issues/resolve_discussions_spec.rb
index 13accc6ae1b..b6cfc09da65 100644
--- a/spec/services/issues/resolve_discussions_spec.rb
+++ b/spec/services/issues/resolve_discussions_spec.rb
@@ -31,10 +31,8 @@ describe Issues::ResolveDiscussions do
 
       it "only queries for the merge request once" do
         fake_finder = double
-        fake_results = double
 
-        expect(fake_finder).to receive(:execute).and_return(fake_results).exactly(1)
-        expect(fake_results).to receive(:find_by).exactly(1)
+        expect(fake_finder).to receive(:find_by).exactly(1)
         expect(MergeRequestsFinder).to receive(:new).and_return(fake_finder).exactly(1)
 
         2.times { service.merge_request_to_resolve_discussions_of }
diff --git a/spec/services/keys/last_used_service_spec.rb b/spec/services/keys/last_used_service_spec.rb
index bb0fb6acf39..8e553c2f1fa 100644
--- a/spec/services/keys/last_used_service_spec.rb
+++ b/spec/services/keys/last_used_service_spec.rb
@@ -8,7 +8,7 @@ describe Keys::LastUsedService do
 
       Timecop.freeze(time) { described_class.new(key).execute }
 
-      expect(key.last_used_at).to eq(time)
+      expect(key.reload.last_used_at).to be_like_time(time)
     end
 
     it 'does not update the key when it has been used recently' do
@@ -17,7 +17,7 @@ describe Keys::LastUsedService do
 
       described_class.new(key).execute
 
-      expect(key.last_used_at).to eq(time)
+      expect(key.last_used_at).to be_like_time(time)
     end
 
     it 'does not update the updated_at field' do
diff --git a/spec/services/lfs/unlock_file_service_spec.rb b/spec/services/lfs/unlock_file_service_spec.rb
index 4bea112b9c6..948401d7bdc 100644
--- a/spec/services/lfs/unlock_file_service_spec.rb
+++ b/spec/services/lfs/unlock_file_service_spec.rb
@@ -80,12 +80,12 @@ describe Lfs::UnlockFileService do
             result = subject.execute
 
             expect(result[:status]).to eq(:error)
-            expect(result[:message]).to match(/You must have master access/)
+            expect(result[:message]).to match(/You must have maintainer access/)
             expect(result[:http_status]).to eq(403)
           end
         end
 
-        context 'by a master user' do
+        context 'by a maintainer user' do
           let(:current_user) { master }
           let(:params) do
             { id: lock.id,
diff --git a/spec/services/merge_requests/create_from_issue_service_spec.rb b/spec/services/merge_requests/create_from_issue_service_spec.rb
index 38d84cf0ceb..b1882df732d 100644
--- a/spec/services/merge_requests/create_from_issue_service_spec.rb
+++ b/spec/services/merge_requests/create_from_issue_service_spec.rb
@@ -125,9 +125,14 @@ describe MergeRequests::CreateFromIssueService do
       end
 
       context 'when ref branch does not exist' do
-        it 'does not create a merge request' do
-          expect { described_class.new(project, user, issue_iid: issue.iid, ref: 'nobr').execute }
-            .not_to change { project.merge_requests.count }
+        subject { described_class.new(project, user, issue_iid: issue.iid, ref: 'no-such-branch').execute }
+
+        it 'creates a merge request' do
+          expect { subject }.to change(project.merge_requests, :count).by(1)
+        end
+
+        it 'sets the merge request target branch to the project default branch' do
+          expect(subject[:merge_request].target_branch).to eq(project.default_branch)
         end
       end
     end
diff --git a/spec/services/merge_requests/delete_non_latest_diffs_service_spec.rb b/spec/services/merge_requests/delete_non_latest_diffs_service_spec.rb
new file mode 100644
index 00000000000..1c632847940
--- /dev/null
+++ b/spec/services/merge_requests/delete_non_latest_diffs_service_spec.rb
@@ -0,0 +1,59 @@
+require 'spec_helper'
+
+describe MergeRequests::DeleteNonLatestDiffsService, :clean_gitlab_redis_shared_state do
+  let(:merge_request) { create(:merge_request) }
+
+  let!(:subject) { described_class.new(merge_request) }
+
+  describe '#execute' do
+    before do
+      stub_const("#{described_class.name}::BATCH_SIZE", 2)
+
+      3.times { merge_request.create_merge_request_diff }
+    end
+
+    it 'schedules non-latest merge request diffs removal' do
+      diffs = merge_request.merge_request_diffs
+
+      expect(diffs.count).to eq(4)
+
+      Timecop.freeze do
+        expect(DeleteDiffFilesWorker)
+          .to receive(:bulk_perform_in)
+          .with(5.minutes, [[diffs.first.id], [diffs.second.id]])
+        expect(DeleteDiffFilesWorker)
+          .to receive(:bulk_perform_in)
+          .with(10.minutes, [[diffs.third.id]])
+
+        subject.execute
+      end
+    end
+
+    it 'schedules no removal if it is already cleaned' do
+      merge_request.merge_request_diffs.each(&:clean!)
+
+      expect(DeleteDiffFilesWorker).not_to receive(:bulk_perform_in)
+
+      subject.execute
+    end
+
+    it 'schedules no removal if it is empty' do
+      merge_request.merge_request_diffs.each { |diff| diff.update!(state: :empty) }
+
+      expect(DeleteDiffFilesWorker).not_to receive(:bulk_perform_in)
+
+      subject.execute
+    end
+
+    it 'schedules no removal if there is no non-latest diffs' do
+      merge_request
+        .merge_request_diffs
+        .where.not(id: merge_request.latest_merge_request_diff_id)
+        .destroy_all
+
+      expect(DeleteDiffFilesWorker).not_to receive(:bulk_perform_in)
+
+      subject.execute
+    end
+  end
+end
diff --git a/spec/services/merge_requests/ff_merge_service_spec.rb b/spec/services/merge_requests/ff_merge_service_spec.rb
index 5ef6365fcc9..28f56d19657 100644
--- a/spec/services/merge_requests/ff_merge_service_spec.rb
+++ b/spec/services/merge_requests/ff_merge_service_spec.rb
@@ -72,7 +72,7 @@ describe MergeRequests::FfMergeService do
       it 'logs and saves error if there is an PreReceiveError exception' do
         error_message = 'error message'
 
-        allow(service).to receive(:repository).and_raise(Gitlab::Git::HooksService::PreReceiveError, error_message)
+        allow(service).to receive(:repository).and_raise(Gitlab::Git::PreReceiveError, error_message)
         allow(service).to receive(:execute_hooks)
 
         service.execute(merge_request)
diff --git a/spec/services/merge_requests/merge_request_diff_cache_service_spec.rb b/spec/services/merge_requests/merge_request_diff_cache_service_spec.rb
deleted file mode 100644
index 57b6165cfb0..00000000000
--- a/spec/services/merge_requests/merge_request_diff_cache_service_spec.rb
+++ /dev/null
@@ -1,39 +0,0 @@
-require 'spec_helper'
-
-describe MergeRequests::MergeRequestDiffCacheService, :use_clean_rails_memory_store_caching do
-  let(:subject) { described_class.new }
-  let(:merge_request) { create(:merge_request) }
-
-  describe '#execute' do
-    before do
-      allow_any_instance_of(Gitlab::Diff::File).to receive(:text?).and_return(true)
-      allow_any_instance_of(Gitlab::Diff::File).to receive(:diffable?).and_return(true)
-    end
-
-    it 'retrieves the diff files to cache the highlighted result' do
-      new_diff = merge_request.merge_request_diff
-      cache_key = new_diff.diffs.cache_key
-
-      expect(Rails.cache).to receive(:read).with(cache_key).and_call_original
-      expect(Rails.cache).to receive(:write).with(cache_key, anything, anything).and_call_original
-
-      subject.execute(merge_request, new_diff)
-    end
-
-    it 'clears the cache for older diffs on the merge request' do
-      old_diff = merge_request.merge_request_diff
-      old_cache_key = old_diff.diffs.cache_key
-
-      subject.execute(merge_request, old_diff)
-
-      new_diff = merge_request.create_merge_request_diff
-      new_cache_key = new_diff.diffs.cache_key
-
-      expect(Rails.cache).to receive(:delete).with(old_cache_key).and_call_original
-      expect(Rails.cache).to receive(:read).with(new_cache_key).and_call_original
-      expect(Rails.cache).to receive(:write).with(new_cache_key, anything, anything).and_call_original
-
-      subject.execute(merge_request, new_diff)
-    end
-  end
-end
diff --git a/spec/services/merge_requests/merge_service_spec.rb b/spec/services/merge_requests/merge_service_spec.rb
index dc30a9bccc1..ef2738ef504 100644
--- a/spec/services/merge_requests/merge_service_spec.rb
+++ b/spec/services/merge_requests/merge_service_spec.rb
@@ -226,7 +226,7 @@ describe MergeRequests::MergeService do
       it 'logs and saves error if there is an PreReceiveError exception' do
         error_message = 'error message'
 
-        allow(service).to receive(:repository).and_raise(Gitlab::Git::HooksService::PreReceiveError, error_message)
+        allow(service).to receive(:repository).and_raise(Gitlab::Git::PreReceiveError, error_message)
         allow(service).to receive(:execute_hooks)
 
         service.execute(merge_request)
diff --git a/spec/services/merge_requests/post_merge_service_spec.rb b/spec/services/merge_requests/post_merge_service_spec.rb
index 70957431942..46e4e3559dc 100644
--- a/spec/services/merge_requests/post_merge_service_spec.rb
+++ b/spec/services/merge_requests/post_merge_service_spec.rb
@@ -35,5 +35,30 @@ describe MergeRequests::PostMergeService do
 
       described_class.new(project, user, {}).execute(merge_request)
     end
+
+    it 'deletes non-latest diffs' do
+      diff_removal_service = instance_double(MergeRequests::DeleteNonLatestDiffsService, execute: nil)
+
+      expect(MergeRequests::DeleteNonLatestDiffsService)
+        .to receive(:new).with(merge_request)
+        .and_return(diff_removal_service)
+
+      described_class.new(project, user, {}).execute(merge_request)
+
+      expect(diff_removal_service).to have_received(:execute)
+    end
+
+    it 'marks MR as merged regardless of errors when closing issues' do
+      merge_request.update(target_branch: 'foo')
+      allow(project).to receive(:default_branch).and_return('foo')
+
+      issue = create(:issue, project: project)
+      allow(merge_request).to receive(:closes_issues).and_return([issue])
+      allow_any_instance_of(Issues::CloseService).to receive(:execute).with(issue, commit: merge_request).and_raise
+
+      expect { described_class.new(project, user, {}).execute(merge_request) }.to raise_error
+
+      expect(merge_request.reload).to be_merged
+    end
   end
 end
diff --git a/spec/services/merge_requests/rebase_service_spec.rb b/spec/services/merge_requests/rebase_service_spec.rb
index 757c31ab692..4daa25f8cf2 100644
--- a/spec/services/merge_requests/rebase_service_spec.rb
+++ b/spec/services/merge_requests/rebase_service_spec.rb
@@ -36,9 +36,9 @@ describe MergeRequests::RebaseService do
       end
     end
 
-    context 'when unexpected error occurs', :disable_gitaly do
+    context 'when unexpected error occurs' do
       before do
-        allow(repository).to receive(:run_git!).and_raise('Something went wrong')
+        allow(repository).to receive(:gitaly_operation_client).and_raise('Something went wrong')
       end
 
       it 'saves a generic error message' do
@@ -53,9 +53,9 @@ describe MergeRequests::RebaseService do
       end
     end
 
-    context 'with git command failure', :disable_gitaly do
+    context 'with git command failure' do
       before do
-        allow(repository).to receive(:run_git!).and_raise(Gitlab::Git::Repository::GitError, 'Something went wrong')
+        allow(repository).to receive(:gitaly_operation_client).and_raise(Gitlab::Git::Repository::GitError, 'Something went wrong')
       end
 
       it 'saves a generic error message' do
@@ -71,7 +71,7 @@ describe MergeRequests::RebaseService do
     end
 
     context 'valid params' do
-      shared_examples 'successful rebase' do
+      describe 'successful rebase' do
         before do
           service.execute(merge_request)
         end
@@ -97,26 +97,8 @@ describe MergeRequests::RebaseService do
         end
       end
 
-      context 'when Gitaly rebase feature is enabled' do
-        it_behaves_like 'successful rebase'
-      end
-
-      context 'when Gitaly rebase feature is disabled', :disable_gitaly do
-        it_behaves_like 'successful rebase'
-      end
-
-      context 'git commands', :disable_gitaly do
-        it 'sets GL_REPOSITORY env variable when calling git commands' do
-          expect(repository).to receive(:popen).exactly(3)
-            .with(anything, anything, hash_including('GL_REPOSITORY'), anything)
-            .and_return(['', 0])
-
-          service.execute(merge_request)
-        end
-      end
-
       context 'fork' do
-        shared_examples 'successful fork rebase' do
+        describe 'successful fork rebase' do
           let(:forked_project) do
             fork_project(project, user, repository: true)
           end
@@ -140,14 +122,6 @@ describe MergeRequests::RebaseService do
             expect(parent_sha).to eq(target_branch_sha)
           end
         end
-
-        context 'when Gitaly rebase feature is enabled' do
-          it_behaves_like 'successful fork rebase'
-        end
-
-        context 'when Gitaly rebase feature is disabled', :disable_gitaly do
-          it_behaves_like 'successful fork rebase'
-        end
       end
     end
   end
diff --git a/spec/services/merge_requests/reload_diffs_service_spec.rb b/spec/services/merge_requests/reload_diffs_service_spec.rb
new file mode 100644
index 00000000000..a0a27d247fc
--- /dev/null
+++ b/spec/services/merge_requests/reload_diffs_service_spec.rb
@@ -0,0 +1,64 @@
+require 'spec_helper'
+
+describe MergeRequests::ReloadDiffsService, :use_clean_rails_memory_store_caching do
+  let(:current_user) { create(:user) }
+  let(:merge_request) { create(:merge_request) }
+  let(:subject) { described_class.new(merge_request, current_user) }
+
+  describe '#execute' do
+    it 'creates new merge request diff' do
+      expect { subject.execute }.to change { merge_request.merge_request_diffs.count }.by(1)
+    end
+
+    it 'calls update_diff_discussion_positions with correct params' do
+      old_diff_refs = merge_request.diff_refs
+      new_diff = merge_request.create_merge_request_diff
+      new_diff_refs = merge_request.diff_refs
+
+      expect(merge_request).to receive(:create_merge_request_diff).and_return(new_diff)
+      expect(merge_request).to receive(:update_diff_discussion_positions)
+        .with(old_diff_refs: old_diff_refs,
+              new_diff_refs: new_diff_refs,
+              current_user: current_user)
+
+      subject.execute
+    end
+
+    it 'does not change existing merge request diff' do
+      expect(merge_request.merge_request_diff).not_to receive(:save_git_content)
+
+      subject.execute
+    end
+
+    context 'cache clearing' do
+      before do
+        allow_any_instance_of(Gitlab::Diff::File).to receive(:text?).and_return(true)
+        allow_any_instance_of(Gitlab::Diff::File).to receive(:diffable?).and_return(true)
+      end
+
+      it 'retrieves the diff files to cache the highlighted result' do
+        new_diff = merge_request.create_merge_request_diff
+        cache_key = new_diff.diffs_collection.cache_key
+
+        expect(merge_request).to receive(:create_merge_request_diff).and_return(new_diff)
+        expect(Rails.cache).to receive(:read).with(cache_key).and_call_original
+        expect(Rails.cache).to receive(:write).with(cache_key, anything, anything).and_call_original
+
+        subject.execute
+      end
+
+      it 'clears the cache for older diffs on the merge request' do
+        old_diff = merge_request.merge_request_diff
+        old_cache_key = old_diff.diffs_collection.cache_key
+        new_diff = merge_request.create_merge_request_diff
+        new_cache_key = new_diff.diffs_collection.cache_key
+
+        expect(merge_request).to receive(:create_merge_request_diff).and_return(new_diff)
+        expect(Rails.cache).to receive(:delete).with(old_cache_key).and_call_original
+        expect(Rails.cache).to receive(:read).with(new_cache_key).and_call_original
+        expect(Rails.cache).to receive(:write).with(new_cache_key, anything, anything).and_call_original
+        subject.execute
+      end
+    end
+  end
+end
diff --git a/spec/services/merge_requests/squash_service_spec.rb b/spec/services/merge_requests/squash_service_spec.rb
index bd884787425..8ab09412f55 100644
--- a/spec/services/merge_requests/squash_service_spec.rb
+++ b/spec/services/merge_requests/squash_service_spec.rb
@@ -63,7 +63,9 @@ describe MergeRequests::SquashService do
       end
 
       it 'has the same diff as the merge request, but a different SHA' do
-        rugged = project.repository.rugged
+        rugged = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          project.repository.rugged
+        end
         mr_diff = rugged.diff(merge_request.diff_base_sha, merge_request.diff_head_sha)
         squash_diff = rugged.diff(merge_request.diff_start_sha, squash_sha)
 
@@ -122,51 +124,6 @@ describe MergeRequests::SquashService do
                                                           message: a_string_including('squash'))
         end
       end
-
-      context 'with Gitaly disabled', :skip_gitaly_mock do
-        stages = {
-          'add worktree for squash' => 'worktree',
-          'configure sparse checkout' => 'config',
-          'get files in diff' => 'diff --name-only',
-          'check out target branch' => 'checkout',
-          'apply patch' => 'diff --binary',
-          'commit squashed changes' => 'commit',
-          'get SHA of squashed commit' => 'rev-parse'
-        }
-
-        stages.each do |stage, command|
-          context "when the #{stage} stage fails" do
-            before do
-              git_command = a_collection_containing_exactly(
-                a_string_starting_with("#{Gitlab.config.git.bin_path} #{command}")
-              ).or(
-                a_collection_starting_with([Gitlab.config.git.bin_path] + command.split)
-              )
-
-              allow(repository).to receive(:popen).and_return(['', 0])
-              allow(repository).to receive(:popen).with(git_command, anything, anything, anything).and_return([error, 1])
-            end
-
-            it 'logs the stage and output' do
-              expect(service).to receive(:log_error).with(log_error)
-              expect(service).to receive(:log_error).with(error)
-
-              service.execute(merge_request)
-            end
-
-            it 'returns an error' do
-              expect(service.execute(merge_request)).to match(status: :error,
-                                                              message: a_string_including('squash'))
-            end
-
-            it 'cleans up the temporary directory' do
-              expect(File.exist?(squash_dir_path)).to be(false)
-
-              service.execute(merge_request)
-            end
-          end
-        end
-      end
     end
 
     context 'when any other exception is thrown' do
diff --git a/spec/services/merge_requests/update_service_spec.rb b/spec/services/merge_requests/update_service_spec.rb
index bd2e91f1f7a..443dcd92a8b 100644
--- a/spec/services/merge_requests/update_service_spec.rb
+++ b/spec/services/merge_requests/update_service_spec.rb
@@ -547,7 +547,7 @@ describe MergeRequests::UpdateService, :mailer do
       let(:closed_issuable) { create(:closed_merge_request, source_project: project) }
     end
 
-    context 'setting `allow_maintainer_to_push`' do
+    context 'setting `allow_collaboration`' do
       let(:target_project) { create(:project, :public) }
       let(:source_project) { fork_project(target_project) }
       let(:user) { create(:user) }
@@ -562,23 +562,23 @@ describe MergeRequests::UpdateService, :mailer do
         allow(ProtectedBranch).to receive(:protected?).with(source_project, 'fixes') { false }
       end
 
-      it 'does not allow a maintainer of the target project to set `allow_maintainer_to_push`' do
+      it 'does not allow a maintainer of the target project to set `allow_collaboration`' do
         target_project.add_developer(user)
 
-        update_merge_request(allow_maintainer_to_push: true, title: 'Updated title')
+        update_merge_request(allow_collaboration: true, title: 'Updated title')
 
         expect(merge_request.title).to eq('Updated title')
-        expect(merge_request.allow_maintainer_to_push).to be_falsy
+        expect(merge_request.allow_collaboration).to be_falsy
       end
 
       it 'is allowed by a user that can push to the source and can update the merge request' do
         merge_request.update!(assignee: user)
         source_project.add_developer(user)
 
-        update_merge_request(allow_maintainer_to_push: true, title: 'Updated title')
+        update_merge_request(allow_collaboration: true, title: 'Updated title')
 
         expect(merge_request.title).to eq('Updated title')
-        expect(merge_request.allow_maintainer_to_push).to be_truthy
+        expect(merge_request.allow_collaboration).to be_truthy
       end
     end
   end
diff --git a/spec/services/notification_recipient_service_spec.rb b/spec/services/notification_recipient_service_spec.rb
new file mode 100644
index 00000000000..7f536ce4e68
--- /dev/null
+++ b/spec/services/notification_recipient_service_spec.rb
@@ -0,0 +1,36 @@
+require 'spec_helper'
+
+describe NotificationRecipientService do
+  let(:service) { described_class }
+  let(:assignee) { create(:user) }
+  let(:project) { create(:project, :public) }
+  let(:other_projects) { create_list(:project, 5, :public) }
+
+  describe '#build_new_note_recipients' do
+    let(:issue) { create(:issue, project: project, assignees: [assignee]) }
+    let(:note) { create(:note_on_issue, noteable: issue, project_id: issue.project_id) }
+
+    def create_watcher
+      watcher = create(:user)
+      create(:notification_setting, project: project, user: watcher, level: :watch)
+
+      other_projects.each do |other_project|
+        create(:notification_setting, project: other_project, user: watcher, level: :watch)
+      end
+    end
+
+    it 'avoids N+1 queries', :request_store do
+      Gitlab::GitalyClient.allow_n_plus_1_calls { create_watcher }
+
+      service.build_new_note_recipients(note)
+
+      control_count = ActiveRecord::QueryRecorder.new do
+        service.build_new_note_recipients(note)
+      end
+
+      Gitlab::GitalyClient.allow_n_plus_1_calls { create_watcher }
+
+      expect { service.build_new_note_recipients(note) }.not_to exceed_query_limit(control_count)
+    end
+  end
+end
diff --git a/spec/services/notification_service_spec.rb b/spec/services/notification_service_spec.rb
index 831678b949d..0eadc83bfe3 100644
--- a/spec/services/notification_service_spec.rb
+++ b/spec/services/notification_service_spec.rb
@@ -59,6 +59,20 @@ describe NotificationService, :mailer do
 
       should_email(participant)
     end
+
+    context 'for subgroups', :nested_groups do
+      before do
+        build_group(project)
+      end
+
+      it 'emails the participant' do
+        create(:note_on_issue, noteable: issuable, project_id: project.id, note: 'anything', author: @pg_participant)
+
+        notification_trigger
+
+        should_email_nested_group_user(@pg_participant)
+      end
+    end
   end
 
   shared_examples 'participating by assignee notification' do
@@ -239,34 +253,56 @@ describe NotificationService, :mailer do
       end
 
       describe 'new note on issue in project that belongs to a group' do
-        let(:group) { create(:group) }
-
         before do
           note.project.namespace_id = group.id
-          note.project.group.add_user(@u_watcher, GroupMember::MASTER)
-          note.project.group.add_user(@u_custom_global, GroupMember::MASTER)
+          group.add_user(@u_watcher, GroupMember::MASTER)
+          group.add_user(@u_custom_global, GroupMember::MASTER)
           note.project.save
 
           @u_watcher.notification_settings_for(note.project).participating!
-          @u_watcher.notification_settings_for(note.project.group).global!
+          @u_watcher.notification_settings_for(group).global!
           update_custom_notification(:new_note, @u_custom_global)
           reset_delivered_emails!
         end
 
-        it do
-          notification.new_note(note)
+        shared_examples 'new note notifications' do
+          it do
+            notification.new_note(note)
+
+            should_email(note.noteable.author)
+            should_email(note.noteable.assignees.first)
+            should_email(@u_mentioned)
+            should_email(@u_custom_global)
+            should_not_email(@u_guest_custom)
+            should_not_email(@u_guest_watcher)
+            should_not_email(@u_watcher)
+            should_not_email(note.author)
+            should_not_email(@u_participating)
+            should_not_email(@u_disabled)
+            should_not_email(@u_lazy_participant)
+          end
+        end
 
-          should_email(note.noteable.author)
-          should_email(note.noteable.assignees.first)
-          should_email(@u_mentioned)
-          should_email(@u_custom_global)
-          should_not_email(@u_guest_custom)
-          should_not_email(@u_guest_watcher)
-          should_not_email(@u_watcher)
-          should_not_email(note.author)
-          should_not_email(@u_participating)
-          should_not_email(@u_disabled)
-          should_not_email(@u_lazy_participant)
+        let(:group) { create(:group) }
+
+        it_behaves_like 'new note notifications'
+
+        context 'which is a subgroup', :nested_groups do
+          let!(:parent) { create(:group) }
+          let!(:group) { create(:group, parent: parent) }
+
+          it_behaves_like 'new note notifications'
+
+          it 'overrides child objects with global level' do
+            user = create(:user)
+            parent.add_developer(user)
+            user.notification_settings_for(parent).watch!
+            reset_delivered_emails!
+
+            notification.new_note(note)
+
+            should_email(user)
+          end
         end
       end
     end
@@ -301,6 +337,31 @@ describe NotificationService, :mailer do
         should_email(member)
         should_email(admin)
       end
+
+      context 'on project that belongs to subgroup', :nested_groups do
+        let(:group_reporter) { create(:user) }
+        let(:group_guest) { create(:user) }
+        let(:parent_group) { create(:group) }
+        let(:child_group) { create(:group, parent: parent_group) }
+        let(:project) { create(:project, namespace: child_group) }
+
+        context 'when user is group guest member' do
+          before do
+            parent_group.add_reporter(group_reporter)
+            parent_group.add_guest(group_guest)
+            group_guest.notification_settings_for(parent_group).watch!
+            group_reporter.notification_settings_for(parent_group).watch!
+            reset_delivered_emails!
+          end
+
+          it 'does not email guest user' do
+            notification.new_note(note)
+
+            should_email(group_reporter)
+            should_not_email(group_guest)
+          end
+        end
+      end
     end
 
     context 'issue note mention' do
@@ -311,6 +372,7 @@ describe NotificationService, :mailer do
 
       before do
         build_team(note.project)
+        build_group(note.project)
         note.project.add_master(note.author)
         add_users_with_subscription(note.project, issue)
         reset_delivered_emails!
@@ -336,10 +398,20 @@ describe NotificationService, :mailer do
           should_email(@u_guest_watcher)
           should_email(note.noteable.author)
           should_email(note.noteable.assignees.first)
-          should_not_email(note.author)
+          should_email_nested_group_user(@pg_watcher)
           should_email(@u_mentioned)
-          should_not_email(@u_disabled)
           should_email(@u_not_mentioned)
+          should_not_email(note.author)
+          should_not_email(@u_disabled)
+          should_not_email_nested_group_user(@pg_disabled)
+        end
+
+        it 'notifies parent group members with mention level', :nested_groups do
+          note = create(:note_on_issue, noteable: issue, project_id: issue.project_id, note: "@#{@pg_mention.username}")
+
+          notification.new_note(note)
+
+          should_email_nested_group_user(@pg_mention)
         end
 
         it 'filters out "mentioned in" notes' do
@@ -352,17 +424,18 @@ describe NotificationService, :mailer do
     end
 
     context 'project snippet note' do
-      let(:project) { create(:project, :public) }
+      let!(:project) { create(:project, :public) }
       let(:snippet) { create(:project_snippet, project: project, author: create(:user)) }
-      let(:note) { create(:note_on_project_snippet, noteable: snippet, project_id: snippet.project.id, note: '@all mentioned') }
+      let(:note) { create(:note_on_project_snippet, noteable: snippet, project_id: project.id, note: '@all mentioned') }
 
       before do
-        build_team(note.project)
+        build_team(project)
+        build_group(project)
 
         # make sure these users can read the project snippet!
         project.add_guest(@u_guest_watcher)
         project.add_guest(@u_guest_custom)
-
+        add_member_for_parent_group(@pg_watcher, project)
         note.project.add_master(note.author)
         reset_delivered_emails!
       end
@@ -370,7 +443,6 @@ describe NotificationService, :mailer do
       describe '#new_note' do
         it 'notifies the team members' do
           notification.new_note(note)
-
           # Notify all team members
           note.project.team.members.each do |member|
             # User with disabled notification should not be notified
@@ -449,6 +521,7 @@ describe NotificationService, :mailer do
 
       before do
         build_team(note.project)
+        build_group(project)
         reset_delivered_emails!
         allow(note.noteable).to receive(:author).and_return(@u_committer)
         update_custom_notification(:new_note, @u_guest_custom, resource: project)
@@ -463,11 +536,13 @@ describe NotificationService, :mailer do
           should_email(@u_guest_custom)
           should_email(@u_committer)
           should_email(@u_watcher)
+          should_email_nested_group_user(@pg_watcher)
           should_not_email(@u_mentioned)
           should_not_email(note.author)
           should_not_email(@u_participating)
           should_not_email(@u_disabled)
           should_not_email(@u_lazy_participant)
+          should_not_email_nested_group_user(@pg_disabled)
         end
 
         it do
@@ -478,10 +553,12 @@ describe NotificationService, :mailer do
           should_email(@u_committer)
           should_email(@u_watcher)
           should_email(@u_mentioned)
+          should_email_nested_group_user(@pg_watcher)
           should_not_email(note.author)
           should_not_email(@u_participating)
           should_not_email(@u_disabled)
           should_not_email(@u_lazy_participant)
+          should_not_email_nested_group_user(@pg_disabled)
         end
 
         it do
@@ -548,10 +625,13 @@ describe NotificationService, :mailer do
         should_email(@g_global_watcher)
         should_email(@g_watcher)
         should_email(@unsubscribed_mentioned)
+        should_email_nested_group_user(@pg_watcher)
         should_not_email(@u_mentioned)
         should_not_email(@u_participating)
         should_not_email(@u_disabled)
         should_not_email(@u_lazy_participant)
+        should_not_email_nested_group_user(@pg_disabled)
+        should_not_email_nested_group_user(@pg_mention)
       end
 
       it do
@@ -1922,19 +2002,69 @@ describe NotificationService, :mailer do
   # Users in the project's group but not part of project's team
   # with different notification settings
   def build_group(project)
-    group = create(:group, :public)
-    project.group = group
+    group = create_nested_group
+    project.update(namespace_id: group.id)
 
     # Group member: global=disabled, group=watch
-    @g_watcher = create_user_with_notification(:watch, 'group_watcher', project.group)
+    @g_watcher ||= create_user_with_notification(:watch, 'group_watcher', project.group)
     @g_watcher.notification_settings_for(nil).disabled!
 
     # Group member: global=watch, group=global
-    @g_global_watcher = create_global_setting_for(create(:user), :watch)
+    @g_global_watcher ||= create_global_setting_for(create(:user), :watch)
     group.add_users([@g_watcher, @g_global_watcher], :master)
+
     group
   end
 
+  # Creates a nested group only if supported
+  # to avoid errors on MySQL
+  def create_nested_group
+    if Group.supports_nested_groups?
+      parent_group = create(:group, :public)
+      child_group = create(:group, :public, parent: parent_group)
+
+      # Parent group member: global=disabled, parent_group=watch, child_group=global
+      @pg_watcher ||= create_user_with_notification(:watch, 'parent_group_watcher', parent_group)
+      @pg_watcher.notification_settings_for(nil).disabled!
+
+      # Parent group member: global=global, parent_group=disabled, child_group=global
+      @pg_disabled ||= create_user_with_notification(:disabled, 'parent_group_disabled', parent_group)
+      @pg_disabled.notification_settings_for(nil).global!
+
+      # Parent group member: global=global, parent_group=mention, child_group=global
+      @pg_mention ||= create_user_with_notification(:mention, 'parent_group_mention', parent_group)
+      @pg_mention.notification_settings_for(nil).global!
+
+      # Parent group member: global=global, parent_group=participating, child_group=global
+      @pg_participant ||= create_user_with_notification(:participating, 'parent_group_participant', parent_group)
+      @pg_mention.notification_settings_for(nil).global!
+
+      child_group
+    else
+      create(:group, :public)
+    end
+  end
+
+  def add_member_for_parent_group(user, project)
+    return unless Group.supports_nested_groups?
+
+    project.reload
+
+    project.group.parent.add_master(user)
+  end
+
+  def should_email_nested_group_user(user, times: 1, recipients: email_recipients)
+    return unless Group.supports_nested_groups?
+
+    should_email(user, times: 1, recipients: email_recipients)
+  end
+
+  def should_not_email_nested_group_user(user, recipients: email_recipients)
+    return unless Group.supports_nested_groups?
+
+    should_not_email(user, recipients: email_recipients)
+  end
+
   def add_users_with_subscription(project, issuable)
     @subscriber = create :user
     @unsubscriber = create :user
diff --git a/spec/services/pages_service_spec.rb b/spec/services/pages_service_spec.rb
deleted file mode 100644
index f8db6900a0a..00000000000
--- a/spec/services/pages_service_spec.rb
+++ /dev/null
@@ -1,53 +0,0 @@
-require 'spec_helper'
-
-describe PagesService do
-  let(:build) { create(:ci_build) }
-  let(:data) { Gitlab::DataBuilder::Build.build(build) }
-  let(:service) { described_class.new(data) }
-
-  before do
-    allow(Gitlab.config.pages).to receive(:enabled).and_return(true)
-  end
-
-  context 'execute asynchronously for pages job' do
-    before do
-      build.name = 'pages'
-    end
-
-    context 'on success' do
-      before do
-        build.success
-      end
-
-      it 'executes worker' do
-        expect(PagesWorker).to receive(:perform_async)
-        service.execute
-      end
-    end
-
-    %w(pending running failed canceled).each do |status|
-      context "on #{status}" do
-        before do
-          build.status = status
-        end
-
-        it 'does not execute worker' do
-          expect(PagesWorker).not_to receive(:perform_async)
-          service.execute
-        end
-      end
-    end
-  end
-
-  context 'for other jobs' do
-    before do
-      build.name = 'other job'
-      build.success
-    end
-
-    it 'does not execute worker' do
-      expect(PagesWorker).not_to receive(:perform_async)
-      service.execute
-    end
-  end
-end
diff --git a/spec/services/projects/after_import_service_spec.rb b/spec/services/projects/after_import_service_spec.rb
index c6678fc1f5c..cd52bc88f4c 100644
--- a/spec/services/projects/after_import_service_spec.rb
+++ b/spec/services/projects/after_import_service_spec.rb
@@ -32,7 +32,7 @@ describe Projects::AfterImportService do
       end
 
       it 'removes refs/pull/**/*' do
-        expect(repository.rugged.references.map(&:name))
+        expect(rugged.references.map(&:name))
           .not_to include(%r{\Arefs/pull/})
       end
     end
@@ -46,10 +46,14 @@ describe Projects::AfterImportService do
         end
 
         it "does not remove refs/#{name}/tmp" do
-          expect(repository.rugged.references.map(&:name))
+          expect(rugged.references.map(&:name))
             .to include("refs/#{name}/tmp")
         end
       end
     end
+
+    def rugged
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access { repository.rugged }
+    end
   end
 end
diff --git a/spec/services/projects/autocomplete_service_spec.rb b/spec/services/projects/autocomplete_service_spec.rb
index f7ff8b80bd7..6fd73a50511 100644
--- a/spec/services/projects/autocomplete_service_spec.rb
+++ b/spec/services/projects/autocomplete_service_spec.rb
@@ -115,5 +115,20 @@ describe Projects::AutocompleteService do
 
       expect(milestone_titles).to eq([group_milestone2.title, group_milestone1.title])
     end
+
+    context 'with nested groups', :nested_groups do
+      let(:subgroup) { create(:group, :public, parent: group) }
+      let!(:subgroup_milestone) { create(:milestone, group: subgroup) }
+
+      before do
+        project.update(namespace: subgroup)
+      end
+
+      it 'includes project milestones and all acestors milestones' do
+        expect(milestone_titles).to match_array(
+          [project_milestone.title, group_milestone2.title, group_milestone1.title, subgroup_milestone.title]
+        )
+      end
+    end
   end
 end
diff --git a/spec/services/projects/batch_open_issues_count_service_spec.rb b/spec/services/projects/batch_open_issues_count_service_spec.rb
new file mode 100644
index 00000000000..599aaf62080
--- /dev/null
+++ b/spec/services/projects/batch_open_issues_count_service_spec.rb
@@ -0,0 +1,54 @@
+require 'spec_helper'
+
+describe Projects::BatchOpenIssuesCountService do
+  let!(:project_1) { create(:project) }
+  let!(:project_2) { create(:project) }
+
+  let(:subject) { described_class.new([project_1, project_2]) }
+
+  context '#refresh_cache', :use_clean_rails_memory_store_caching do
+    before do
+      create(:issue, project: project_1)
+      create(:issue, project: project_1, confidential: true)
+
+      create(:issue, project: project_2)
+      create(:issue, project: project_2, confidential: true)
+    end
+
+    context 'when cache is clean' do
+      it 'refreshes cache keys correctly' do
+        subject.refresh_cache
+
+        # It does not update total issues cache
+        expect(Rails.cache.read(get_cache_key(subject, project_1))).to eq(nil)
+        expect(Rails.cache.read(get_cache_key(subject, project_2))).to eq(nil)
+
+        expect(Rails.cache.read(get_cache_key(subject, project_1, true))).to eq(1)
+        expect(Rails.cache.read(get_cache_key(subject, project_1, true))).to eq(1)
+      end
+    end
+
+    context 'when issues count is already cached' do
+      before do
+        create(:issue, project: project_2)
+        subject.refresh_cache
+      end
+
+      it 'does update cache again' do
+        expect(Rails.cache).not_to receive(:write)
+
+        subject.refresh_cache
+      end
+    end
+  end
+
+  def get_cache_key(subject, project, public_key = false)
+    service = subject.count_service.new(project)
+
+    if public_key
+      service.cache_key(service.class::PUBLIC_COUNT_KEY)
+    else
+      service.cache_key(service.class::TOTAL_COUNT_KEY)
+    end
+  end
+end
diff --git a/spec/services/projects/create_service_spec.rb b/spec/services/projects/create_service_spec.rb
index a8f003b1073..e8cbf84e3be 100644
--- a/spec/services/projects/create_service_spec.rb
+++ b/spec/services/projects/create_service_spec.rb
@@ -272,8 +272,11 @@ describe Projects::CreateService, '#execute' do
 
   it 'writes project full path to .git/config' do
     project = create_project(user, opts)
+    rugged = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      project.repository.rugged
+    end
 
-    expect(project.repository.rugged.config['gitlab.fullpath']).to eq project.full_path
+    expect(rugged.config['gitlab.fullpath']).to eq project.full_path
   end
 
   def create_project(user, opts)
diff --git a/spec/services/projects/destroy_service_spec.rb b/spec/services/projects/destroy_service_spec.rb
index b63f409579e..38660ad7a01 100644
--- a/spec/services/projects/destroy_service_spec.rb
+++ b/spec/services/projects/destroy_service_spec.rb
@@ -5,7 +5,11 @@ describe Projects::DestroyService do
 
   let!(:user) { create(:user) }
   let!(:project) { create(:project, :repository, namespace: user.namespace) }
-  let!(:path) { project.repository.path_to_repo }
+  let!(:path) do
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      project.repository.path_to_repo
+    end
+  end
   let!(:remove_path) { path.sub(/\.git\Z/, "+#{project.id}+deleted.git") }
   let!(:async) { false } # execute or async_execute
 
diff --git a/spec/services/projects/fork_service_spec.rb b/spec/services/projects/fork_service_spec.rb
index a93f6f1ddc2..c15f5120b8a 100644
--- a/spec/services/projects/fork_service_spec.rb
+++ b/spec/services/projects/fork_service_spec.rb
@@ -8,7 +8,7 @@ describe Projects::ForkService do
       before do
         @from_user = create(:user)
         @from_namespace = @from_user.namespace
-        avatar = fixture_file_upload(Rails.root + "spec/fixtures/dk.png", "image/png")
+        avatar = fixture_file_upload("spec/fixtures/dk.png", "image/png")
         @from_project = create(:project,
                                :repository,
                                creator_id: @from_user.id,
diff --git a/spec/services/projects/gitlab_projects_import_service_spec.rb b/spec/services/projects/gitlab_projects_import_service_spec.rb
index ee1a886f5d6..0a898e9b89b 100644
--- a/spec/services/projects/gitlab_projects_import_service_spec.rb
+++ b/spec/services/projects/gitlab_projects_import_service_spec.rb
@@ -3,7 +3,7 @@ require 'spec_helper'
 describe Projects::GitlabProjectsImportService do
   set(:namespace) { create(:namespace) }
   let(:path) { 'test-path' }
-  let(:file) { fixture_file_upload(Rails.root + 'spec/fixtures/doc_sample.txt', 'text/plain') }
+  let(:file) { fixture_file_upload('spec/fixtures/doc_sample.txt', 'text/plain') }
   let(:overwrite) { false }
   let(:import_params) { { namespace_id: namespace.id, path: path, file: file, overwrite: overwrite } }
   subject { described_class.new(namespace.owner, import_params) }
diff --git a/spec/services/projects/hashed_storage/migrate_repository_service_spec.rb b/spec/services/projects/hashed_storage/migrate_repository_service_spec.rb
index 7dca81eb59e..ed4930313c5 100644
--- a/spec/services/projects/hashed_storage/migrate_repository_service_spec.rb
+++ b/spec/services/projects/hashed_storage/migrate_repository_service_spec.rb
@@ -37,7 +37,11 @@ describe Projects::HashedStorage::MigrateRepositoryService do
       it 'writes project full path to .git/config' do
         service.execute
 
-        expect(project.repository.rugged.config['gitlab.fullpath']).to eq project.full_path
+        rugged_config = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          project.repository.rugged.config['gitlab.fullpath']
+        end
+
+        expect(rugged_config).to eq project.full_path
       end
     end
 
diff --git a/spec/services/projects/housekeeping_service_spec.rb b/spec/services/projects/housekeeping_service_spec.rb
index b7b5de07380..1cf373d1d72 100644
--- a/spec/services/projects/housekeeping_service_spec.rb
+++ b/spec/services/projects/housekeeping_service_spec.rb
@@ -2,7 +2,7 @@ require 'spec_helper'
 
 describe Projects::HousekeepingService do
   subject { described_class.new(project) }
-  let(:project) { create(:project, :repository) }
+  set(:project) { create(:project, :repository) }
 
   before do
     project.reset_pushes_since_gc
@@ -16,12 +16,12 @@ describe Projects::HousekeepingService do
     it 'enqueues a sidekiq job' do
       expect(subject).to receive(:try_obtain_lease).and_return(:the_uuid)
       expect(subject).to receive(:lease_key).and_return(:the_lease_key)
-      expect(subject).to receive(:task).and_return(:the_task)
-      expect(GitGarbageCollectWorker).to receive(:perform_async).with(project.id, :the_task, :the_lease_key, :the_uuid)
+      expect(subject).to receive(:task).and_return(:incremental_repack)
+      expect(GitGarbageCollectWorker).to receive(:perform_async).with(project.id, :incremental_repack, :the_lease_key, :the_uuid).and_call_original
 
-      subject.execute
-
-      expect(project.reload.pushes_since_gc).to eq(0)
+      Sidekiq::Testing.fake! do
+        expect { subject.execute }.to change(GitGarbageCollectWorker.jobs, :size).by(1)
+      end
     end
 
     it 'yields the block if given' do
@@ -30,6 +30,16 @@ describe Projects::HousekeepingService do
       end.to yield_with_no_args
     end
 
+    it 'resets counter after execution' do
+      expect(subject).to receive(:try_obtain_lease).and_return(:the_uuid)
+      allow(subject).to receive(:gc_period).and_return(1)
+      project.increment_pushes_since_gc
+
+      Sidekiq::Testing.inline! do
+        expect { subject.execute }.to change { project.pushes_since_gc }.to(0)
+      end
+    end
+
     context 'when no lease can be obtained' do
       before do
         expect(subject).to receive(:try_obtain_lease).and_return(false)
@@ -54,6 +64,30 @@ describe Projects::HousekeepingService do
         end.not_to yield_with_no_args
       end
     end
+
+    context 'task type' do
+      it 'goes through all three housekeeping tasks, executing only the highest task when there is overlap' do
+        allow(subject).to receive(:try_obtain_lease).and_return(:the_uuid)
+        allow(subject).to receive(:lease_key).and_return(:the_lease_key)
+
+        # At push 200
+        expect(GitGarbageCollectWorker).to receive(:perform_async).with(project.id, :gc, :the_lease_key, :the_uuid)
+          .exactly(1).times
+        # At push 50, 100, 150
+        expect(GitGarbageCollectWorker).to receive(:perform_async).with(project.id, :full_repack, :the_lease_key, :the_uuid)
+          .exactly(3).times
+        # At push 10, 20, ... (except those above)
+        expect(GitGarbageCollectWorker).to receive(:perform_async).with(project.id, :incremental_repack, :the_lease_key, :the_uuid)
+          .exactly(16).times
+
+        201.times do
+          subject.increment!
+          subject.execute if subject.needed?
+        end
+
+        expect(project.pushes_since_gc).to eq(1)
+      end
+    end
   end
 
   describe '#needed?' do
@@ -69,31 +103,7 @@ describe Projects::HousekeepingService do
 
   describe '#increment!' do
     it 'increments the pushes_since_gc counter' do
-      expect do
-        subject.increment!
-      end.to change { project.pushes_since_gc }.from(0).to(1)
+      expect { subject.increment! }.to change { project.pushes_since_gc }.by(1)
     end
   end
-
-  it 'goes through all three housekeeping tasks, executing only the highest task when there is overlap' do
-    allow(subject).to receive(:try_obtain_lease).and_return(:the_uuid)
-    allow(subject).to receive(:lease_key).and_return(:the_lease_key)
-
-    # At push 200
-    expect(GitGarbageCollectWorker).to receive(:perform_async).with(project.id, :gc, :the_lease_key, :the_uuid)
-      .exactly(1).times
-    # At push 50, 100, 150
-    expect(GitGarbageCollectWorker).to receive(:perform_async).with(project.id, :full_repack, :the_lease_key, :the_uuid)
-      .exactly(3).times
-    # At push 10, 20, ... (except those above)
-    expect(GitGarbageCollectWorker).to receive(:perform_async).with(project.id, :incremental_repack, :the_lease_key, :the_uuid)
-      .exactly(16).times
-
-    201.times do
-      subject.increment!
-      subject.execute if subject.needed?
-    end
-
-    expect(project.pushes_since_gc).to eq(1)
-  end
 end
diff --git a/spec/services/projects/import_service_spec.rb b/spec/services/projects/import_service_spec.rb
index 30c89ebd821..b3815045792 100644
--- a/spec/services/projects/import_service_spec.rb
+++ b/spec/services/projects/import_service_spec.rb
@@ -3,9 +3,17 @@ require 'spec_helper'
 describe Projects::ImportService do
   let!(:project) { create(:project) }
   let(:user) { project.creator }
+  let(:import_url) { 'http://www.gitlab.com/demo/repo.git' }
+  let(:oid_download_links) { { 'oid1' => "#{import_url}/gitlab-lfs/objects/oid1", 'oid2' => "#{import_url}/gitlab-lfs/objects/oid2" } }
 
   subject { described_class.new(project, user) }
 
+  before do
+    allow(project).to receive(:lfs_enabled?).and_return(true)
+    allow_any_instance_of(Projects::LfsPointers::LfsDownloadService).to receive(:execute)
+    allow_any_instance_of(Projects::LfsPointers::LfsImportService).to receive(:execute).and_return(oid_download_links)
+  end
+
   describe '#async?' do
     it 'returns true for an asynchronous importer' do
       importer_class = double(:importer, async?: true)
@@ -63,6 +71,15 @@ describe Projects::ImportService do
         expect(result[:status]).to eq :error
         expect(result[:message]).to eq "Error importing repository #{project.import_url} into #{project.full_path} - The repository could not be created."
       end
+
+      context 'when repository creation succeeds' do
+        it 'does not download lfs files' do
+          expect_any_instance_of(Projects::LfsPointers::LfsImportService).not_to receive(:execute)
+          expect_any_instance_of(Projects::LfsPointers::LfsDownloadService).not_to receive(:execute)
+
+          subject.execute
+        end
+      end
     end
 
     context 'with known url' do
@@ -91,6 +108,15 @@ describe Projects::ImportService do
 
           expect(result[:status]).to eq :error
         end
+
+        context 'when repository import scheduled' do
+          it 'does not download lfs objects' do
+            expect_any_instance_of(Projects::LfsPointers::LfsImportService).not_to receive(:execute)
+            expect_any_instance_of(Projects::LfsPointers::LfsDownloadService).not_to receive(:execute)
+
+            subject.execute
+          end
+        end
       end
 
       context 'with a non Github repository' do
@@ -99,9 +125,10 @@ describe Projects::ImportService do
           project.import_type = 'bitbucket'
         end
 
-        it 'succeeds if repository import is successfully' do
+        it 'succeeds if repository import is successfull' do
           expect_any_instance_of(Gitlab::Shell).to receive(:import_repository).and_return(true)
           expect_any_instance_of(Gitlab::BitbucketImport::Importer).to receive(:execute).and_return(true)
+          expect_any_instance_of(Projects::LfsPointers::LfsImportService).to receive(:execute).and_return({})
 
           result = subject.execute
 
@@ -116,6 +143,29 @@ describe Projects::ImportService do
           expect(result[:status]).to eq :error
           expect(result[:message]).to eq "Error importing repository #{project.import_url} into #{project.full_path} - Failed to import the repository"
         end
+
+        context 'when repository import scheduled' do
+          before do
+            allow_any_instance_of(Gitlab::Shell).to receive(:import_repository).and_return(true)
+            allow(subject).to receive(:import_data)
+          end
+
+          it 'downloads lfs objects if lfs_enabled is enabled for project' do
+            allow(project).to receive(:lfs_enabled?).and_return(true)
+            expect_any_instance_of(Projects::LfsPointers::LfsImportService).to receive(:execute).and_return(oid_download_links)
+            expect_any_instance_of(Projects::LfsPointers::LfsDownloadService).to receive(:execute).twice
+
+            subject.execute
+          end
+
+          it 'does not download lfs objects if lfs_enabled is not enabled for project' do
+            allow(project).to receive(:lfs_enabled?).and_return(false)
+            expect_any_instance_of(Projects::LfsPointers::LfsImportService).not_to receive(:execute)
+            expect_any_instance_of(Projects::LfsPointers::LfsDownloadService).not_to receive(:execute)
+
+            subject.execute
+          end
+        end
       end
     end
 
@@ -147,6 +197,26 @@ describe Projects::ImportService do
 
         expect(result[:status]).to eq :error
       end
+
+      context 'when importer' do
+        it 'has a custom repository importer it does not download lfs objects' do
+          allow(Gitlab::GithubImport::ParallelImporter).to receive(:imports_repository?).and_return(true)
+
+          expect_any_instance_of(Projects::LfsPointers::LfsImportService).not_to receive(:execute)
+          expect_any_instance_of(Projects::LfsPointers::LfsDownloadService).not_to receive(:execute)
+
+          subject.execute
+        end
+
+        it 'does not have a custom repository importer downloads lfs objects' do
+          allow(Gitlab::GithubImport::ParallelImporter).to receive(:imports_repository?).and_return(false)
+
+          expect_any_instance_of(Projects::LfsPointers::LfsImportService).to receive(:execute).and_return(oid_download_links)
+          expect_any_instance_of(Projects::LfsPointers::LfsDownloadService).to receive(:execute)
+
+          subject.execute
+        end
+      end
     end
 
     context 'with blocked import_URL' do
diff --git a/spec/services/projects/lfs_pointers/lfs_download_link_list_service_spec.rb b/spec/services/projects/lfs_pointers/lfs_download_link_list_service_spec.rb
new file mode 100644
index 00000000000..d7a2829d5f8
--- /dev/null
+++ b/spec/services/projects/lfs_pointers/lfs_download_link_list_service_spec.rb
@@ -0,0 +1,102 @@
+require 'spec_helper'
+
+describe Projects::LfsPointers::LfsDownloadLinkListService do
+  let(:import_url) { 'http://www.gitlab.com/demo/repo.git' }
+  let(:lfs_endpoint) { "#{import_url}/info/lfs/objects/batch" }
+  let!(:project) { create(:project, import_url: import_url) }
+  let(:new_oids) { { 'oid1' => 123, 'oid2' => 125 } }
+  let(:remote_uri) { URI.parse(lfs_endpoint) }
+
+  let(:objects_response) do
+    body = new_oids.map do |oid, size|
+      {
+        'oid' => oid,
+        'size' => size,
+        'actions' => {
+          'download' => { 'href' => "#{import_url}/gitlab-lfs/objects/#{oid}" }
+        }
+      }
+    end
+
+    Struct.new(:success?, :objects).new(true, body)
+  end
+
+  let(:invalid_object_response) do
+    [
+      'oid' => 'whatever',
+      'size' => 123
+    ]
+  end
+
+  subject { described_class.new(project, remote_uri: remote_uri) }
+
+  before do
+    allow(project).to receive(:lfs_enabled?).and_return(true)
+    allow(Gitlab::HTTP).to receive(:post).and_return(objects_response)
+  end
+
+  describe '#execute' do
+    it 'retrieves each download link of every non existent lfs object' do
+      subject.execute(new_oids).each do |oid, link|
+        expect(link).to eq "#{import_url}/gitlab-lfs/objects/#{oid}"
+      end
+    end
+
+    context 'credentials' do
+      context 'when the download link and the lfs_endpoint have the same host' do
+        context 'when lfs_endpoint has credentials' do
+          let(:import_url) { 'http://user:password@www.gitlab.com/demo/repo.git' }
+
+          it 'adds credentials to the download_link' do
+            result = subject.execute(new_oids)
+
+            result.each do |oid, link|
+              expect(link.starts_with?('http://user:password@')).to be_truthy
+            end
+          end
+        end
+
+        context 'when lfs_endpoint does not have any credentials' do
+          it 'does not add any credentials' do
+            result = subject.execute(new_oids)
+
+            result.each do |oid, link|
+              expect(link.starts_with?('http://user:password@')).to be_falsey
+            end
+          end
+        end
+      end
+
+      context 'when the download link and the lfs_endpoint have different hosts' do
+        let(:import_url_with_credentials) { 'http://user:password@www.otherdomain.com/demo/repo.git' }
+        let(:lfs_endpoint) { "#{import_url_with_credentials}/info/lfs/objects/batch" }
+
+        it 'downloads without any credentials' do
+          result = subject.execute(new_oids)
+
+          result.each do |oid, link|
+            expect(link.starts_with?('http://user:password@')).to be_falsey
+          end
+        end
+      end
+    end
+  end
+
+  describe '#get_download_links' do
+    it 'raise errorif request fails' do
+      allow(Gitlab::HTTP).to receive(:post).and_return(Struct.new(:success?, :message).new(false, 'Failed request'))
+
+      expect { subject.send(:get_download_links, new_oids) }.to raise_error(described_class::DownloadLinksError)
+    end
+  end
+
+  describe '#parse_response_links' do
+    it 'does not add oid entry if href not found' do
+      expect(Rails.logger).to receive(:error).with("Link for Lfs Object with oid whatever not found or invalid.")
+
+      result = subject.send(:parse_response_links, invalid_object_response)
+
+      expect(result).to be_empty
+    end
+  end
+end
diff --git a/spec/services/projects/lfs_pointers/lfs_download_service_spec.rb b/spec/services/projects/lfs_pointers/lfs_download_service_spec.rb
new file mode 100644
index 00000000000..6af5bfc7689
--- /dev/null
+++ b/spec/services/projects/lfs_pointers/lfs_download_service_spec.rb
@@ -0,0 +1,69 @@
+require 'spec_helper'
+
+describe Projects::LfsPointers::LfsDownloadService do
+  let(:project) { create(:project) }
+  let(:oid) { '9e548e25631dd9ce6b43afd6359ab76da2819d6a5b474e66118c7819e1d8b3e8' }
+  let(:download_link) { "http://gitlab.com/#{oid}" }
+  let(:lfs_content) do
+    <<~HEREDOC
+    whatever
+    HEREDOC
+  end
+
+  subject { described_class.new(project) }
+
+  before do
+    allow(project).to receive(:lfs_enabled?).and_return(true)
+    WebMock.stub_request(:get, download_link).to_return(body: lfs_content)
+  end
+
+  describe '#execute' do
+    context 'when file download succeeds' do
+      it 'a new lfs object is created' do
+        expect { subject.execute(oid, download_link) }.to change { LfsObject.count }.from(0).to(1)
+      end
+
+      it 'has the same oid' do
+        subject.execute(oid, download_link)
+
+        expect(LfsObject.first.oid).to eq oid
+      end
+
+      it 'stores the content' do
+        subject.execute(oid, download_link)
+
+        expect(File.read(LfsObject.first.file.file.file)).to eq lfs_content
+      end
+    end
+
+    context 'when file download fails' do
+      it 'no lfs object is created' do
+        expect { subject.execute(oid, download_link) }.to change { LfsObject.count }
+      end
+    end
+
+    context 'when credentials present' do
+      let(:download_link_with_credentials) { "http://user:password@gitlab.com/#{oid}" }
+
+      before do
+        WebMock.stub_request(:get, download_link).with(headers: { 'Authorization' => 'Basic dXNlcjpwYXNzd29yZA==' }).to_return(body: lfs_content)
+      end
+
+      it 'the request adds authorization headers' do
+        subject.execute(oid, download_link_with_credentials)
+      end
+    end
+
+    context 'when an lfs object with the same oid already exists'  do
+      before do
+        create(:lfs_object, oid: 'oid')
+      end
+
+      it 'does not download the file' do
+        expect(subject).not_to receive(:download_and_save_file)
+
+        subject.execute('oid', download_link)
+      end
+    end
+  end
+end
diff --git a/spec/services/projects/lfs_pointers/lfs_import_service_spec.rb b/spec/services/projects/lfs_pointers/lfs_import_service_spec.rb
new file mode 100644
index 00000000000..5a75fb38dec
--- /dev/null
+++ b/spec/services/projects/lfs_pointers/lfs_import_service_spec.rb
@@ -0,0 +1,146 @@
+require 'spec_helper'
+
+describe Projects::LfsPointers::LfsImportService do
+  let(:import_url) { 'http://www.gitlab.com/demo/repo.git' }
+  let(:default_endpoint) { "#{import_url}/info/lfs/objects/batch"}
+  let(:group) { create(:group, lfs_enabled: true)}
+  let!(:project) { create(:project, namespace: group, import_url: import_url, lfs_enabled: true) }
+  let!(:lfs_objects_project) { create_list(:lfs_objects_project, 2, project: project) }
+  let!(:existing_lfs_objects) { LfsObject.pluck(:oid, :size).to_h }
+  let(:oids) { { 'oid1' => 123, 'oid2' => 125 } }
+  let(:oid_download_links) { { 'oid1' => "#{import_url}/gitlab-lfs/objects/oid1", 'oid2' => "#{import_url}/gitlab-lfs/objects/oid2" } }
+  let(:all_oids) { existing_lfs_objects.merge(oids) }
+  let(:remote_uri) { URI.parse(lfs_endpoint) }
+
+  subject { described_class.new(project) }
+
+  before do
+    allow(project.repository).to receive(:lfsconfig_for).and_return(nil)
+    allow(Gitlab.config.lfs).to receive(:enabled).and_return(true)
+    allow_any_instance_of(Projects::LfsPointers::LfsListService).to receive(:execute).and_return(all_oids)
+  end
+
+  describe '#execute' do
+    context 'when no lfs pointer is linked' do
+      before do
+        allow_any_instance_of(Projects::LfsPointers::LfsLinkService).to receive(:execute).and_return([])
+        allow_any_instance_of(Projects::LfsPointers::LfsDownloadLinkListService).to receive(:execute).and_return(oid_download_links)
+        expect(Projects::LfsPointers::LfsDownloadLinkListService).to receive(:new).with(project, remote_uri: URI.parse(default_endpoint)).and_call_original
+      end
+
+      it 'retrieves all lfs pointers in the project repository' do
+        expect_any_instance_of(Projects::LfsPointers::LfsListService).to receive(:execute)
+
+        subject.execute
+      end
+
+      it 'links existent lfs objects to the project' do
+        expect_any_instance_of(Projects::LfsPointers::LfsLinkService).to receive(:execute)
+
+        subject.execute
+      end
+
+      it 'retrieves the download links of non existent objects' do
+        expect_any_instance_of(Projects::LfsPointers::LfsDownloadLinkListService).to receive(:execute).with(all_oids)
+
+        subject.execute
+      end
+    end
+
+    context 'when some lfs objects are linked' do
+      before do
+        allow_any_instance_of(Projects::LfsPointers::LfsLinkService).to receive(:execute).and_return(existing_lfs_objects.keys)
+        allow_any_instance_of(Projects::LfsPointers::LfsDownloadLinkListService).to receive(:execute).and_return(oid_download_links)
+      end
+
+      it 'retrieves the download links of non existent objects' do
+        expect_any_instance_of(Projects::LfsPointers::LfsDownloadLinkListService).to receive(:execute).with(oids)
+
+        subject.execute
+      end
+    end
+
+    context 'when all lfs objects are linked' do
+      before do
+        allow_any_instance_of(Projects::LfsPointers::LfsLinkService).to receive(:execute).and_return(all_oids.keys)
+        allow_any_instance_of(Projects::LfsPointers::LfsDownloadLinkListService).to receive(:execute)
+      end
+
+      it 'retrieves no download links' do
+        expect_any_instance_of(Projects::LfsPointers::LfsDownloadLinkListService).to receive(:execute).with({}).and_call_original
+
+        expect(subject.execute).to be_empty
+      end
+    end
+
+    context 'when lfsconfig file exists' do
+      before do
+        allow(project.repository).to receive(:lfsconfig_for).and_return("[lfs]\n\turl = #{lfs_endpoint}\n")
+      end
+
+      context 'when url points to the same import url host' do
+        let(:lfs_endpoint) { "#{import_url}/different_endpoint" }
+        let(:service) { double }
+
+        before do
+          allow(service).to receive(:execute)
+        end
+        it 'downloads lfs object using the new endpoint' do
+          expect(Projects::LfsPointers::LfsDownloadLinkListService).to receive(:new).with(project, remote_uri: remote_uri).and_return(service)
+
+          subject.execute
+        end
+
+        context 'when import url has credentials' do
+          let(:import_url) { 'http://user:password@www.gitlab.com/demo/repo.git'}
+
+          it 'adds the credentials to the new endpoint' do
+            expect(Projects::LfsPointers::LfsDownloadLinkListService)
+              .to receive(:new).with(project, remote_uri: URI.parse("http://user:password@www.gitlab.com/demo/repo.git/different_endpoint"))
+              .and_return(service)
+
+            subject.execute
+          end
+
+          context 'when url has its own credentials' do
+            let(:lfs_endpoint) { "http://user1:password1@www.gitlab.com/demo/repo.git/different_endpoint" }
+
+            it 'does not add the import url credentials' do
+              expect(Projects::LfsPointers::LfsDownloadLinkListService)
+                .to receive(:new).with(project, remote_uri: remote_uri)
+                .and_return(service)
+
+              subject.execute
+            end
+          end
+        end
+      end
+
+      context 'when url points to a third party service' do
+        let(:lfs_endpoint) { 'http://third_party_service.com/info/lfs/objects/' }
+
+        it 'disables lfs from the project' do
+          expect(project.lfs_enabled?).to be_truthy
+
+          subject.execute
+
+          expect(project.lfs_enabled?).to be_falsey
+        end
+
+        it 'does not download anything' do
+          expect_any_instance_of(Projects::LfsPointers::LfsListService).not_to receive(:execute)
+
+          subject.execute
+        end
+      end
+    end
+  end
+
+  describe '#default_endpoint_uri' do
+    let(:import_url) { 'http://www.gitlab.com/demo/repo' }
+
+    it 'adds suffix .git if the url does not have it' do
+      expect(subject.send(:default_endpoint_uri).path).to match(/repo.git/)
+    end
+  end
+end
diff --git a/spec/services/projects/lfs_pointers/lfs_link_service_spec.rb b/spec/services/projects/lfs_pointers/lfs_link_service_spec.rb
new file mode 100644
index 00000000000..b7b153655db
--- /dev/null
+++ b/spec/services/projects/lfs_pointers/lfs_link_service_spec.rb
@@ -0,0 +1,33 @@
+require 'spec_helper'
+
+describe Projects::LfsPointers::LfsLinkService do
+  let!(:project) { create(:project, lfs_enabled: true) }
+  let!(:lfs_objects_project) { create_list(:lfs_objects_project, 2, project: project) }
+  let(:new_oids) { { 'oid1' => 123, 'oid2' => 125 } }
+  let(:all_oids) { LfsObject.pluck(:oid, :size).to_h.merge(new_oids) }
+  let(:new_lfs_object) { create(:lfs_object) }
+  let(:new_oid_list) { all_oids.merge(new_lfs_object.oid => new_lfs_object.size) }
+
+  subject { described_class.new(project) }
+
+  before do
+    allow(project).to receive(:lfs_enabled?).and_return(true)
+  end
+
+  describe '#execute' do
+    it 'links existing lfs objects to the project' do
+      expect(project.all_lfs_objects.count).to eq 2
+
+      linked = subject.execute(new_oid_list.keys)
+
+      expect(project.all_lfs_objects.count).to eq 3
+      expect(linked.size).to eq 3
+    end
+
+    it 'returns linked oids' do
+      linked = lfs_objects_project.map(&:lfs_object).map(&:oid) << new_lfs_object.oid
+
+      expect(subject.execute(new_oid_list.keys)).to eq linked
+    end
+  end
+end
diff --git a/spec/services/projects/open_issues_count_service_spec.rb b/spec/services/projects/open_issues_count_service_spec.rb
index 06b470849b3..562c14a8df8 100644
--- a/spec/services/projects/open_issues_count_service_spec.rb
+++ b/spec/services/projects/open_issues_count_service_spec.rb
@@ -50,5 +50,40 @@ describe Projects::OpenIssuesCountService do
         end
       end
     end
+
+    context '#refresh_cache', :use_clean_rails_memory_store_caching do
+      let(:subject) { described_class.new(project) }
+
+      before do
+        create(:issue, :opened, project: project)
+        create(:issue, :opened, project: project)
+        create(:issue, :opened, confidential: true, project: project)
+      end
+
+      context 'when cache is empty' do
+        it 'refreshes cache keys correctly' do
+          subject.refresh_cache
+
+          expect(Rails.cache.read(subject.cache_key(described_class::PUBLIC_COUNT_KEY))).to eq(2)
+          expect(Rails.cache.read(subject.cache_key(described_class::TOTAL_COUNT_KEY))).to eq(3)
+        end
+      end
+
+      context 'when cache is outdated' do
+        before do
+          subject.refresh_cache
+        end
+
+        it 'refreshes cache keys correctly' do
+          create(:issue, :opened, project: project)
+          create(:issue, :opened, confidential: true, project: project)
+
+          subject.refresh_cache
+
+          expect(Rails.cache.read(subject.cache_key(described_class::PUBLIC_COUNT_KEY))).to eq(3)
+          expect(Rails.cache.read(subject.cache_key(described_class::TOTAL_COUNT_KEY))).to eq(5)
+        end
+      end
+    end
   end
 end
diff --git a/spec/services/projects/participants_service_spec.rb b/spec/services/projects/participants_service_spec.rb
index 0d18ceb8ff8..6040f9100f8 100644
--- a/spec/services/projects/participants_service_spec.rb
+++ b/spec/services/projects/participants_service_spec.rb
@@ -4,7 +4,7 @@ describe Projects::ParticipantsService do
   describe '#groups' do
     describe 'avatar_url' do
       let(:project) { create(:project, :public) }
-      let(:group) { create(:group, avatar: fixture_file_upload(Rails.root + 'spec/fixtures/dk.png')) }
+      let(:group) { create(:group, avatar: fixture_file_upload('spec/fixtures/dk.png')) }
       let(:user) { create(:user) }
       let!(:group_member) { create(:group_member, group: group, user: user) }
 
diff --git a/spec/services/projects/transfer_service_spec.rb b/spec/services/projects/transfer_service_spec.rb
index 3e6483d7e28..5100987c2fe 100644
--- a/spec/services/projects/transfer_service_spec.rb
+++ b/spec/services/projects/transfer_service_spec.rb
@@ -64,7 +64,7 @@ describe Projects::TransferService do
     it 'updates project full path in .git/config' do
       transfer_project(project, user, group)
 
-      expect(project.repository.rugged.config['gitlab.fullpath']).to eq "#{group.full_path}/#{project.path}"
+      expect(rugged_config['gitlab.fullpath']).to eq "#{group.full_path}/#{project.path}"
     end
   end
 
@@ -84,7 +84,9 @@ describe Projects::TransferService do
     end
 
     def project_path(project)
-      project.repository.path_to_repo
+      Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        project.repository.path_to_repo
+      end
     end
 
     def current_path
@@ -101,7 +103,7 @@ describe Projects::TransferService do
     it 'rolls back project full path in .git/config' do
       attempt_project_transfer
 
-      expect(project.repository.rugged.config['gitlab.fullpath']).to eq project.full_path
+      expect(rugged_config['gitlab.fullpath']).to eq project.full_path
     end
 
     it "doesn't send move notifications" do
@@ -264,4 +266,10 @@ describe Projects::TransferService do
       transfer_project(project, owner, group)
     end
   end
+
+  def rugged_config
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      project.repository.rugged.config
+    end
+  end
 end
diff --git a/spec/services/projects/update_pages_service_spec.rb b/spec/services/projects/update_pages_service_spec.rb
index 347ac13828c..1bffeee6790 100644
--- a/spec/services/projects/update_pages_service_spec.rb
+++ b/spec/services/projects/update_pages_service_spec.rb
@@ -4,13 +4,13 @@ describe Projects::UpdatePagesService do
   set(:project) { create(:project, :repository) }
   set(:pipeline) { create(:ci_pipeline, project: project, sha: project.commit('HEAD').sha) }
   set(:build) { create(:ci_build, pipeline: pipeline, ref: 'HEAD') }
-  let(:invalid_file) { fixture_file_upload(Rails.root + 'spec/fixtures/dk.png') }
+  let(:invalid_file) { fixture_file_upload('spec/fixtures/dk.png') }
   let(:extension) { 'zip' }
 
-  let(:file) { fixture_file_upload(Rails.root + "spec/fixtures/pages.#{extension}") }
-  let(:empty_file) { fixture_file_upload(Rails.root + "spec/fixtures/pages_empty.#{extension}") }
+  let(:file) { fixture_file_upload("spec/fixtures/pages.#{extension}") }
+  let(:empty_file) { fixture_file_upload("spec/fixtures/pages_empty.#{extension}") }
   let(:metadata) do
-    filename = Rails.root + "spec/fixtures/pages.#{extension}.meta"
+    filename = "spec/fixtures/pages.#{extension}.meta"
     fixture_file_upload(filename) if File.exist?(filename)
   end
 
@@ -196,8 +196,8 @@ describe Projects::UpdatePagesService do
     let(:metadata) { spy('metadata') }
 
     before do
-      file = fixture_file_upload(Rails.root + 'spec/fixtures/pages.zip')
-      metafile = fixture_file_upload(Rails.root + 'spec/fixtures/pages.zip.meta')
+      file = fixture_file_upload('spec/fixtures/pages.zip')
+      metafile = fixture_file_upload('spec/fixtures/pages.zip.meta')
 
       build.update_attributes(legacy_artifacts_file: file)
       build.update_attributes(legacy_artifacts_metadata: metafile)
diff --git a/spec/services/projects/update_remote_mirror_service_spec.rb b/spec/services/projects/update_remote_mirror_service_spec.rb
index 723cb374c37..5c2e79ff9af 100644
--- a/spec/services/projects/update_remote_mirror_service_spec.rb
+++ b/spec/services/projects/update_remote_mirror_service_spec.rb
@@ -1,7 +1,8 @@
 require 'spec_helper'
 
 describe Projects::UpdateRemoteMirrorService do
-  let(:project) { create(:project, :repository) }
+  set(:project) { create(:project, :repository) }
+  let(:owner) { project.owner }
   let(:remote_project) { create(:forked_project_with_submodules) }
   let(:repository) { project.repository }
   let(:raw_repository) { repository.raw }
@@ -9,13 +10,11 @@ describe Projects::UpdateRemoteMirrorService do
 
   subject { described_class.new(project, project.creator) }
 
-  describe "#execute", :skip_gitaly_mock do
+  describe "#execute" do
     before do
-      create_branch(repository, 'existing-branch')
-      allow(raw_repository).to receive(:remote_tags) do
-        generate_tags(repository, 'v1.0.0', 'v1.1.0')
-      end
-      allow(raw_repository).to receive(:push_remote_branches).and_return(true)
+      repository.add_branch(owner, 'existing-branch', 'master')
+
+      allow(remote_mirror).to receive(:update_repository).and_return(true)
     end
 
     it "fetches the remote repository" do
@@ -34,307 +33,57 @@ describe Projects::UpdateRemoteMirrorService do
       expect(result[:status]).to eq(:success)
     end
 
-    describe 'Syncing branches' do
+    context 'when syncing all branches' do
       it "push all the branches the first time" do
         allow(repository).to receive(:fetch_remote)
 
-        expect(raw_repository).to receive(:push_remote_branches).with(remote_mirror.remote_name, local_branch_names)
-
-        subject.execute(remote_mirror)
-      end
-
-      it "does not push anything is remote is up to date" do
-        allow(repository).to receive(:fetch_remote) { sync_remote(repository, remote_mirror.remote_name, local_branch_names) }
-
-        expect(raw_repository).not_to receive(:push_remote_branches)
-
-        subject.execute(remote_mirror)
-      end
-
-      it "sync new branches" do
-        # call local_branch_names early so it is not called after the new branch has been created
-        current_branches = local_branch_names
-        allow(repository).to receive(:fetch_remote) { sync_remote(repository, remote_mirror.remote_name, current_branches) }
-        create_branch(repository, 'my-new-branch')
-
-        expect(raw_repository).to receive(:push_remote_branches).with(remote_mirror.remote_name, ['my-new-branch'])
-
-        subject.execute(remote_mirror)
-      end
-
-      it "sync updated branches" do
-        allow(repository).to receive(:fetch_remote) do
-          sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-          update_branch(repository, 'existing-branch')
-        end
-
-        expect(raw_repository).to receive(:push_remote_branches).with(remote_mirror.remote_name, ['existing-branch'])
+        expect(remote_mirror).to receive(:update_repository).with({})
 
         subject.execute(remote_mirror)
       end
-
-      context 'when push only protected branches option is set' do
-        let(:unprotected_branch_name) { 'existing-branch' }
-        let(:protected_branch_name) do
-          project.repository.branch_names.find { |n| n != unprotected_branch_name }
-        end
-        let!(:protected_branch) do
-          create(:protected_branch, project: project, name: protected_branch_name)
-        end
-
-        before do
-          project.reload
-          remote_mirror.only_protected_branches = true
-        end
-
-        it "sync updated protected branches" do
-          allow(repository).to receive(:fetch_remote) do
-            sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-            update_branch(repository, protected_branch_name)
-          end
-
-          expect(raw_repository).to receive(:push_remote_branches).with(remote_mirror.remote_name, [protected_branch_name])
-
-          subject.execute(remote_mirror)
-        end
-
-        it 'does not sync unprotected branches' do
-          allow(repository).to receive(:fetch_remote) do
-            sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-            update_branch(repository, unprotected_branch_name)
-          end
-
-          expect(raw_repository).not_to receive(:push_remote_branches).with(remote_mirror.remote_name, [unprotected_branch_name])
-
-          subject.execute(remote_mirror)
-        end
-      end
-
-      context 'when branch exists in local and remote repo' do
-        context 'when it has diverged' do
-          it 'syncs branches' do
-            allow(repository).to receive(:fetch_remote) do
-              sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-              update_remote_branch(repository, remote_mirror.remote_name, 'markdown')
-            end
-
-            expect(raw_repository).to receive(:push_remote_branches).with(remote_mirror.remote_name, ['markdown'])
-
-            subject.execute(remote_mirror)
-          end
-        end
-      end
-
-      describe 'for delete' do
-        context 'when branch exists in local and remote repo' do
-          it 'deletes the branch from remote repo' do
-            allow(repository).to receive(:fetch_remote) do
-              sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-              delete_branch(repository, 'existing-branch')
-            end
-
-            expect(raw_repository).to receive(:delete_remote_branches).with(remote_mirror.remote_name, ['existing-branch'])
-
-            subject.execute(remote_mirror)
-          end
-        end
-
-        context 'when push only protected branches option is set' do
-          before do
-            remote_mirror.only_protected_branches = true
-          end
-
-          context 'when branch exists in local and remote repo' do
-            let!(:protected_branch_name) { local_branch_names.first }
-
-            before do
-              create(:protected_branch, project: project, name: protected_branch_name)
-              project.reload
-            end
-
-            it 'deletes the protected branch from remote repo' do
-              allow(repository).to receive(:fetch_remote) do
-                sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-                delete_branch(repository, protected_branch_name)
-              end
-
-              expect(raw_repository).not_to receive(:delete_remote_branches).with(remote_mirror.remote_name, [protected_branch_name])
-
-              subject.execute(remote_mirror)
-            end
-
-            it 'does not delete the unprotected branch from remote repo' do
-              allow(repository).to receive(:fetch_remote) do
-                sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-                delete_branch(repository, 'existing-branch')
-              end
-
-              expect(raw_repository).not_to receive(:delete_remote_branches).with(remote_mirror.remote_name, ['existing-branch'])
-
-              subject.execute(remote_mirror)
-            end
-          end
-
-          context 'when branch only exists on remote repo' do
-            let!(:protected_branch_name) { 'remote-branch' }
-
-            before do
-              create(:protected_branch, project: project, name: protected_branch_name)
-            end
-
-            context 'when it has diverged' do
-              it 'does not delete the remote branch' do
-                allow(repository).to receive(:fetch_remote) do
-                  sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-
-                  rev = repository.find_branch('markdown').dereferenced_target
-                  create_remote_branch(repository, remote_mirror.remote_name, 'remote-branch', rev.id)
-                end
-
-                expect(raw_repository).not_to receive(:delete_remote_branches)
-
-                subject.execute(remote_mirror)
-              end
-            end
-
-            context 'when it has not diverged' do
-              it 'deletes the remote branch' do
-                allow(repository).to receive(:fetch_remote) do
-                  sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-
-                  masterrev = repository.find_branch('master').dereferenced_target
-                  create_remote_branch(repository, remote_mirror.remote_name, protected_branch_name, masterrev.id)
-                end
-
-                expect(raw_repository).to receive(:delete_remote_branches).with(remote_mirror.remote_name, [protected_branch_name])
-
-                subject.execute(remote_mirror)
-              end
-            end
-          end
-        end
-
-        context 'when branch only exists on remote repo' do
-          context 'when it has diverged' do
-            it 'does not delete the remote branch' do
-              allow(repository).to receive(:fetch_remote) do
-                sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-
-                rev = repository.find_branch('markdown').dereferenced_target
-                create_remote_branch(repository, remote_mirror.remote_name, 'remote-branch', rev.id)
-              end
-
-              expect(raw_repository).not_to receive(:delete_remote_branches)
-
-              subject.execute(remote_mirror)
-            end
-          end
-
-          context 'when it has not diverged' do
-            it 'deletes the remote branch' do
-              allow(repository).to receive(:fetch_remote) do
-                sync_remote(repository, remote_mirror.remote_name, local_branch_names)
-
-                masterrev = repository.find_branch('master').dereferenced_target
-                create_remote_branch(repository, remote_mirror.remote_name, 'remote-branch', masterrev.id)
-              end
-
-              expect(raw_repository).to receive(:delete_remote_branches).with(remote_mirror.remote_name, ['remote-branch'])
-
-              subject.execute(remote_mirror)
-            end
-          end
-        end
-      end
     end
 
-    describe 'Syncing tags' do
-      before do
-        allow(repository).to receive(:fetch_remote) { sync_remote(repository, remote_mirror.remote_name, local_branch_names) }
+    context 'when only syncing protected branches' do
+      let(:unprotected_branch_name) { 'existing-branch' }
+      let(:protected_branch_name) do
+        project.repository.branch_names.find { |n| n != unprotected_branch_name }
       end
-
-      context 'when there are not tags to push' do
-        it 'does not try to push tags' do
-          allow(repository).to receive(:remote_tags) { {} }
-          allow(repository).to receive(:tags) { [] }
-
-          expect(repository).not_to receive(:push_tags)
-
-          subject.execute(remote_mirror)
-        end
+      let!(:protected_branch) do
+        create(:protected_branch, project: project, name: protected_branch_name)
       end
 
-      context 'when there are some tags to push' do
-        it 'pushes tags to remote' do
-          allow(raw_repository).to receive(:remote_tags) { {} }
-
-          expect(raw_repository).to receive(:push_remote_branches).with(remote_mirror.remote_name, ['v1.0.0', 'v1.1.0'])
-
-          subject.execute(remote_mirror)
-        end
+      before do
+        project.reload
+        remote_mirror.only_protected_branches = true
       end
 
-      context 'when there are some tags to delete' do
-        it 'deletes tags from remote' do
-          remote_tags = generate_tags(repository, 'v1.0.0', 'v1.1.0')
-          allow(raw_repository).to receive(:remote_tags) { remote_tags }
-
-          repository.rm_tag(create(:user), 'v1.0.0')
-
-          expect(raw_repository).to receive(:delete_remote_branches).with(remote_mirror.remote_name, ['v1.0.0'])
+      it "sync updated protected branches" do
+        allow(repository).to receive(:fetch_remote)
+        expect(remote_mirror).to receive(:update_repository).with(only_branches_matching: [protected_branch_name])
 
-          subject.execute(remote_mirror)
-        end
+        subject.execute(remote_mirror)
       end
     end
   end
 
-  def create_branch(repository, branch_name)
-    rugged = repository.rugged
-    masterrev = repository.find_branch('master').dereferenced_target
-    parentrev = repository.commit(masterrev).parent_id
-
-    rugged.references.create("refs/heads/#{branch_name}", parentrev)
-
-    repository.expire_branches_cache
-  end
-
-  def create_remote_branch(repository, remote_name, branch_name, source_id)
-    rugged = repository.rugged
-
-    rugged.references.create("refs/remotes/#{remote_name}/#{branch_name}", source_id)
-  end
-
   def sync_remote(repository, remote_name, local_branch_names)
-    rugged = repository.rugged
-
     local_branch_names.each do |branch|
-      target = repository.find_branch(branch).try(:dereferenced_target)
-      rugged.references.create("refs/remotes/#{remote_name}/#{branch}", target.id) if target
+      commit = repository.commit(branch)
+      repository.write_ref("refs/remotes/#{remote_name}/#{branch}", commit.id) if commit
     end
   end
 
   def update_remote_branch(repository, remote_name, branch)
-    rugged = repository.rugged
-    masterrev = repository.find_branch('master').dereferenced_target.id
+    masterrev = repository.commit('master').id
 
-    rugged.references.create("refs/remotes/#{remote_name}/#{branch}", masterrev, force: true)
+    repository.write_ref("refs/remotes/#{remote_name}/#{branch}", masterrev, force: true)
     repository.expire_branches_cache
   end
 
   def update_branch(repository, branch)
-    rugged = repository.rugged
-    masterrev = repository.find_branch('master').dereferenced_target.id
-
-    # Updated existing branch
-    rugged.references.create("refs/heads/#{branch}", masterrev, force: true)
-    repository.expire_branches_cache
-  end
-
-  def delete_branch(repository, branch)
-    rugged = repository.rugged
+    masterrev = repository.commit('master').id
 
-    rugged.references.delete("refs/heads/#{branch}")
+    repository.write_ref("refs/heads/#{branch}", masterrev, force: true)
     repository.expire_branches_cache
   end
 
diff --git a/spec/services/projects/update_service_spec.rb b/spec/services/projects/update_service_spec.rb
index 3e6073b9861..ecf1ba05618 100644
--- a/spec/services/projects/update_service_spec.rb
+++ b/spec/services/projects/update_service_spec.rb
@@ -125,7 +125,7 @@ describe Projects::UpdateService do
 
     context 'when we update project but not enabling a wiki' do
       it 'does not try to create an empty wiki' do
-        FileUtils.rm_rf(project.wiki.repository.path)
+        Gitlab::Shell.new.rm_directory(project.repository_storage, project.wiki.path)
 
         result = update_project(project, user, { name: 'test1' })
 
@@ -146,7 +146,7 @@ describe Projects::UpdateService do
     context 'when enabling a wiki' do
       it 'creates a wiki' do
         project.project_feature.update(wiki_access_level: ProjectFeature::DISABLED)
-        FileUtils.rm_rf(project.wiki.repository.path)
+        Gitlab::Shell.new.rm_directory(project.repository_storage, project.wiki.path)
 
         result = update_project(project, user, project_feature_attributes: { wiki_access_level: ProjectFeature::ENABLED })
 
@@ -275,6 +275,10 @@ describe Projects::UpdateService do
       it { is_expected.to eq(false) }
     end
 
+    context 'when auto devops is nil' do
+      it { is_expected.to eq(false) }
+    end
+
     context 'when auto devops is explicitly enabled' do
       before do
         project.create_auto_devops!(enabled: true)
diff --git a/spec/services/quick_actions/interpret_service_spec.rb b/spec/services/quick_actions/interpret_service_spec.rb
index bd835a1fca6..743e281183e 100644
--- a/spec/services/quick_actions/interpret_service_spec.rb
+++ b/spec/services/quick_actions/interpret_service_spec.rb
@@ -323,6 +323,14 @@ describe QuickActions::InterpretService do
       end
     end
 
+    shared_examples 'confidential command' do
+      it 'marks issue as confidential if content contains /confidential' do
+        _, updates = service.execute(content, issuable)
+
+        expect(updates).to eq(confidential: true)
+      end
+    end
+
     shared_examples 'shrug command' do
       it 'appends ¯\_(ツ)_/¯ to the comment' do
         new_content, _ = service.execute(content, issuable)
@@ -774,6 +782,11 @@ describe QuickActions::InterpretService do
       let(:issuable) { issue }
     end
 
+    it_behaves_like 'confidential command' do
+      let(:content) { '/confidential' }
+      let(:issuable) { issue }
+    end
+
     context '/copy_metadata command' do
       let(:todo_label) { create(:label, project: project, title: 'To Do') }
       let(:inreview_label) { create(:label, project: project, title: 'In Review') }
@@ -919,6 +932,11 @@ describe QuickActions::InterpretService do
       end
 
       it_behaves_like 'empty command' do
+        let(:content) { '/confidential' }
+        let(:issuable) { issue }
+      end
+
+      it_behaves_like 'empty command' do
         let(:content) { '/duplicate #{issue.to_reference}' }
         let(:issuable) { issue }
       end
diff --git a/spec/services/system_note_service_spec.rb b/spec/services/system_note_service_spec.rb
index e28b0ea5cf2..57d081cffb3 100644
--- a/spec/services/system_note_service_spec.rb
+++ b/spec/services/system_note_service_spec.rb
@@ -3,6 +3,7 @@ require 'spec_helper'
 describe SystemNoteService do
   include Gitlab::Routing
   include RepoHelpers
+  include AssetsHelpers
 
   set(:group)    { create(:group) }
   set(:project)  { create(:project, :repository, group: group) }
@@ -769,6 +770,8 @@ describe SystemNoteService do
     end
 
     describe "new reference" do
+      let(:favicon_path) { "http://localhost/assets/#{find_asset('favicon.png').digest_path}" }
+
       before do
         allow(JIRA::Resource::Remotelink).to receive(:all).and_return([])
       end
@@ -789,7 +792,7 @@ describe SystemNoteService do
               object: {
                 url: project_commit_url(project, commit),
                 title: "GitLab: Mentioned on commit - #{commit.title}",
-                icon: { title: "GitLab", url16x16: "http://localhost/favicon.ico" },
+                icon: { title: "GitLab", url16x16: favicon_path },
                 status: { resolved: false }
               }
             )
@@ -815,7 +818,7 @@ describe SystemNoteService do
               object: {
                 url: project_issue_url(project, issue),
                 title: "GitLab: Mentioned on issue - #{issue.title}",
-                icon: { title: "GitLab", url16x16: "http://localhost/favicon.ico" },
+                icon: { title: "GitLab", url16x16: favicon_path },
                 status: { resolved: false }
               }
             )
@@ -841,7 +844,7 @@ describe SystemNoteService do
               object: {
                 url: project_snippet_url(project, snippet),
                 title: "GitLab: Mentioned on snippet - #{snippet.title}",
-                icon: { title: "GitLab", url16x16: "http://localhost/favicon.ico" },
+                icon: { title: "GitLab", url16x16: favicon_path },
                 status: { resolved: false }
               }
             )
diff --git a/spec/services/tags/create_service_spec.rb b/spec/services/tags/create_service_spec.rb
index e7e9080b6b0..0cbe57352be 100644
--- a/spec/services/tags/create_service_spec.rb
+++ b/spec/services/tags/create_service_spec.rb
@@ -41,7 +41,7 @@ describe Tags::CreateService do
       it 'returns an error' do
         expect(repository).to receive(:add_tag)
           .with(user, 'v1.1.0', 'master', 'Foo')
-          .and_raise(Gitlab::Git::HooksService::PreReceiveError, 'something went wrong')
+          .and_raise(Gitlab::Git::PreReceiveError, 'something went wrong')
 
         response = service.execute('v1.1.0', 'master', 'Foo')
 
diff --git a/spec/services/test_hooks/project_service_spec.rb b/spec/services/test_hooks/project_service_spec.rb
index 962b9f40c4f..19e1c5ff3b2 100644
--- a/spec/services/test_hooks/project_service_spec.rb
+++ b/spec/services/test_hooks/project_service_spec.rb
@@ -6,13 +6,19 @@ describe TestHooks::ProjectService do
   describe '#execute' do
     let(:project) { create(:project, :repository) }
     let(:hook)    { create(:project_hook, project: project) }
+    let(:trigger) { 'not_implemented_events' }
     let(:service) { described_class.new(hook, current_user, trigger) }
     let(:sample_data) { { data: 'sample' } }
     let(:success_result) { { status: :success, http_status: 200, message: 'ok' } }
 
-    context 'hook with not implemented test' do
-      let(:trigger) { 'not_implemented_events' }
+    it 'allows to set a custom project' do
+      project = double
+      service.project = project
+
+      expect(service.project).to eq(project)
+    end
 
+    context 'hook with not implemented test' do
       it 'returns error message' do
         expect(hook).not_to receive(:execute)
         expect(service.execute).to include({ status: :error, message: 'Testing not available for this hook' })
diff --git a/spec/services/update_merge_request_metrics_service_spec.rb b/spec/services/update_merge_request_metrics_service_spec.rb
index b5fb999381d..812dd42934d 100644
--- a/spec/services/update_merge_request_metrics_service_spec.rb
+++ b/spec/services/update_merge_request_metrics_service_spec.rb
@@ -12,7 +12,7 @@ describe MergeRequestMetricsService do
       service.merge(event)
 
       expect(metrics.merged_by).to eq(user)
-      expect(metrics.merged_at).to eq(event.created_at)
+      expect(metrics.merged_at).to be_like_time(event.created_at)
     end
   end
 
@@ -25,7 +25,7 @@ describe MergeRequestMetricsService do
       service.close(event)
 
       expect(metrics.latest_closed_by).to eq(user)
-      expect(metrics.latest_closed_at).to eq(event.created_at)
+      expect(metrics.latest_closed_at).to be_like_time(event.created_at)
     end
   end
 
diff --git a/spec/services/upload_service_spec.rb b/spec/services/upload_service_spec.rb
index 24f3a5c5ff0..9b232a52efa 100644
--- a/spec/services/upload_service_spec.rb
+++ b/spec/services/upload_service_spec.rb
@@ -9,7 +9,7 @@ describe UploadService do
 
     context 'for valid gif file' do
       before do
-        gif = fixture_file_upload(Rails.root + 'spec/fixtures/banana_sample.gif', 'image/gif')
+        gif = fixture_file_upload('spec/fixtures/banana_sample.gif', 'image/gif')
         @link_to_file = upload_file(@project, gif)
       end
 
@@ -21,7 +21,7 @@ describe UploadService do
 
     context 'for valid png file' do
       before do
-        png = fixture_file_upload(Rails.root + 'spec/fixtures/dk.png',
+        png = fixture_file_upload('spec/fixtures/dk.png',
           'image/png')
         @link_to_file = upload_file(@project, png)
       end
@@ -34,7 +34,7 @@ describe UploadService do
 
     context 'for valid jpg file' do
       before do
-        jpg = fixture_file_upload(Rails.root + 'spec/fixtures/rails_sample.jpg', 'image/jpg')
+        jpg = fixture_file_upload('spec/fixtures/rails_sample.jpg', 'image/jpg')
         @link_to_file = upload_file(@project, jpg)
       end
 
@@ -46,7 +46,7 @@ describe UploadService do
 
     context 'for txt file' do
       before do
-        txt = fixture_file_upload(Rails.root + 'spec/fixtures/doc_sample.txt', 'text/plain')
+        txt = fixture_file_upload('spec/fixtures/doc_sample.txt', 'text/plain')
         @link_to_file = upload_file(@project, txt)
       end
 
@@ -58,7 +58,7 @@ describe UploadService do
 
     context 'for too large a file' do
       before do
-        txt = fixture_file_upload(Rails.root + 'spec/fixtures/doc_sample.txt', 'text/plain')
+        txt = fixture_file_upload('spec/fixtures/doc_sample.txt', 'text/plain')
         allow(txt).to receive(:size) { 1000.megabytes.to_i }
         @link_to_file = upload_file(@project, txt)
       end
diff --git a/spec/services/users/destroy_service_spec.rb b/spec/services/users/destroy_service_spec.rb
index 76f1e625fda..f82d4b483e7 100644
--- a/spec/services/users/destroy_service_spec.rb
+++ b/spec/services/users/destroy_service_spec.rb
@@ -19,7 +19,9 @@ describe Users::DestroyService do
       end
 
       it 'will delete the project' do
-        expect_any_instance_of(Projects::DestroyService).to receive(:execute).once
+        expect_next_instance_of(Projects::DestroyService) do |destroy_service|
+          expect(destroy_service).to receive(:execute).once
+        end
 
         service.execute(user)
       end
@@ -32,7 +34,9 @@ describe Users::DestroyService do
       end
 
       it 'destroys a project in pending_delete' do
-        expect_any_instance_of(Projects::DestroyService).to receive(:execute).once
+        expect_next_instance_of(Projects::DestroyService) do |destroy_service|
+          expect(destroy_service).to receive(:execute).once
+        end
 
         service.execute(user)
 
diff --git a/spec/services/users/refresh_authorized_projects_service_spec.rb b/spec/services/users/refresh_authorized_projects_service_spec.rb
index 08fd26d67fd..e5fde07a6eb 100644
--- a/spec/services/users/refresh_authorized_projects_service_spec.rb
+++ b/spec/services/users/refresh_authorized_projects_service_spec.rb
@@ -1,6 +1,8 @@
 require 'spec_helper'
 
 describe Users::RefreshAuthorizedProjectsService do
+  include ExclusiveLeaseHelpers
+
   # We're using let! here so that any expectations for the service class are not
   # triggered twice.
   let!(:project) { create(:project) }
@@ -10,12 +12,10 @@ describe Users::RefreshAuthorizedProjectsService do
 
   describe '#execute', :clean_gitlab_redis_shared_state do
     it 'refreshes the authorizations using a lease' do
-      expect_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain)
-        .and_return('foo')
-
-      expect(Gitlab::ExclusiveLease).to receive(:cancel)
-        .with(an_instance_of(String), 'foo')
+      lease_key = "refresh_authorized_projects:#{user.id}"
 
+      expect_to_obtain_exclusive_lease(lease_key, 'uuid')
+      expect_to_cancel_exclusive_lease(lease_key, 'uuid')
       expect(service).to receive(:execute_without_lease)
 
       service.execute
diff --git a/spec/services/web_hook_service_spec.rb b/spec/services/web_hook_service_spec.rb
index 7995f2c9ae7..622e56e1da5 100644
--- a/spec/services/web_hook_service_spec.rb
+++ b/spec/services/web_hook_service_spec.rb
@@ -60,6 +60,36 @@ describe WebHookService do
       ).once
     end
 
+    context 'when auth credentials are present' do
+      let(:url)  {'https://example.org'}
+      let(:project_hook) { create(:project_hook, url: 'https://demo:demo@example.org/') }
+
+      it 'uses the credentials' do
+        WebMock.stub_request(:post, url)
+
+        service_instance.execute
+
+        expect(WebMock).to have_requested(:post, url).with(
+          headers: headers.merge('Authorization' => 'Basic ZGVtbzpkZW1v')
+        ).once
+      end
+    end
+
+    context 'when auth credentials are partial present' do
+      let(:url)  {'https://example.org'}
+      let(:project_hook) { create(:project_hook, url: 'https://demo@example.org/') }
+
+      it 'uses the credentials anyways' do
+        WebMock.stub_request(:post, url)
+
+        service_instance.execute
+
+        expect(WebMock).to have_requested(:post, url).with(
+          headers: headers.merge('Authorization' => 'Basic ZGVtbzo=')
+        ).once
+      end
+    end
+
     it 'catches exceptions' do
       WebMock.stub_request(:post, project_hook.url).to_raise(StandardError.new('Some error'))
 
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index d3de2331244..fdce8e84620 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -69,6 +69,7 @@ RSpec.configure do |config|
   config.include StubFeatureFlags
   config.include StubGitlabCalls
   config.include StubGitlabData
+  config.include ExpectNextInstanceOf
   config.include TestEnv
   config.include Devise::Test::ControllerHelpers, type: :controller
   config.include Devise::Test::IntegrationHelpers, type: :feature
@@ -87,6 +88,7 @@ RSpec.configure do |config|
   config.include LiveDebugger, :js
   config.include MigrationsHelpers, :migration
   config.include RedisHelpers
+  config.include Rails.application.routes.url_helpers, type: :routing
 
   if ENV['CI']
     # This includes the first try, i.e. tests will be run 4 times before failing.
@@ -107,19 +109,6 @@ RSpec.configure do |config|
   end
 
   config.before(:example) do
-    # Skip pre-receive hook check so we can use the web editor and merge.
-    allow_any_instance_of(Gitlab::Git::Hook).to receive(:trigger).and_return([true, nil])
-
-    allow_any_instance_of(Gitlab::Git::GitlabProjects).to receive(:fork_repository).and_wrap_original do |m, *args|
-      m.call(*args)
-
-      shard_name, repository_relative_path = args
-      # We can't leave the hooks in place after a fork, as those would fail in tests
-      # The "internal" API is not available
-      Gitlab::Shell.new.rm_directory(shard_name,
-                                     File.join(repository_relative_path, 'hooks'))
-    end
-
     # Enable all features by default for testing
     allow(Feature).to receive(:enabled?) { true }
   end
@@ -133,6 +122,10 @@ RSpec.configure do |config|
     RequestStore.clear!
   end
 
+  config.after(:example) do
+    Fog.unmock! if Fog.mock?
+  end
+
   config.before(:example, :mailer) do
     reset_delivered_emails!
   end
diff --git a/spec/support/api/scopes/read_user_shared_examples.rb b/spec/support/api/scopes/read_user_shared_examples.rb
index 06ae8792c61..d7cef137989 100644
--- a/spec/support/api/scopes/read_user_shared_examples.rb
+++ b/spec/support/api/scopes/read_user_shared_examples.rb
@@ -1,10 +1,12 @@
-shared_examples_for 'allows the "read_user" scope' do
+shared_examples_for 'allows the "read_user" scope' do |api_version|
+  let(:version) { api_version || 'v4' }
+
   context 'for personal access tokens' do
     context 'when the requesting token has the "api" scope' do
       let(:token) { create(:personal_access_token, scopes: ['api'], user: user) }
 
       it 'returns a "200" response' do
-        get api_call.call(path, user, personal_access_token: token)
+        get api_call.call(path, user, personal_access_token: token, version: version)
 
         expect(response).to have_gitlab_http_status(200)
       end
@@ -14,7 +16,7 @@ shared_examples_for 'allows the "read_user" scope' do
       let(:token) { create(:personal_access_token, scopes: ['read_user'], user: user) }
 
       it 'returns a "200" response' do
-        get api_call.call(path, user, personal_access_token: token)
+        get api_call.call(path, user, personal_access_token: token, version: version)
 
         expect(response).to have_gitlab_http_status(200)
       end
@@ -28,7 +30,7 @@ shared_examples_for 'allows the "read_user" scope' do
       end
 
       it 'returns a "403" response' do
-        get api_call.call(path, user, personal_access_token: token)
+        get api_call.call(path, user, personal_access_token: token, version: version)
 
         expect(response).to have_gitlab_http_status(403)
       end
diff --git a/spec/support/controllers/githubish_import_controller_shared_examples.rb b/spec/support/controllers/githubish_import_controller_shared_examples.rb
index 368439aa5b0..1c1b68c12a2 100644
--- a/spec/support/controllers/githubish_import_controller_shared_examples.rb
+++ b/spec/support/controllers/githubish_import_controller_shared_examples.rb
@@ -118,14 +118,19 @@ shared_examples 'a GitHub-ish import controller: POST create' do
     expect(response).to have_gitlab_http_status(200)
   end
 
-  it 'returns 422 response when the project could not be imported' do
+  it 'returns 422 response with the base error when the project could not be imported' do
+    project = build(:project)
+    project.errors.add(:name, 'is invalid')
+    project.errors.add(:path, 'is old')
+
     allow(Gitlab::LegacyGithubImport::ProjectCreator)
       .to receive(:new).with(provider_repo, provider_repo.name, user.namespace, user, access_params, type: provider)
-        .and_return(double(execute: build(:project)))
+        .and_return(double(execute: project))
 
     post :create, format: :json
 
     expect(response).to have_gitlab_http_status(422)
+    expect(json_response['errors']).to eq('Name is invalid, Path is old')
   end
 
   context "when the repository owner is the provider user" do
diff --git a/spec/support/features/reportable_note_shared_examples.rb b/spec/support/features/reportable_note_shared_examples.rb
index 836e5e7be23..89a5518239d 100644
--- a/spec/support/features/reportable_note_shared_examples.rb
+++ b/spec/support/features/reportable_note_shared_examples.rb
@@ -1,6 +1,7 @@
 require 'spec_helper'
 
 shared_examples 'reportable note' do |type|
+  include MobileHelpers
   include NotesHelper
 
   let(:comment) { find("##{ActionView::RecordIdentifier.dom_id(note)}") }
@@ -21,7 +22,7 @@ shared_examples 'reportable note' do |type|
 
     expect(dropdown).to have_link('Report as abuse', href: abuse_report_path)
 
-    if type == 'issue'
+    if type == 'issue' || type == 'merge_request'
       expect(dropdown).to have_button('Delete comment')
     else
       expect(dropdown).to have_link('Delete comment', href: note_url(note, project))
@@ -39,6 +40,9 @@ shared_examples 'reportable note' do |type|
   end
 
   def open_dropdown(dropdown)
+    # make window wide enough that tooltip doesn't trigger horizontal scrollbar
+    resize_window(1200, 800)
+
     dropdown.find('.more-actions-toggle').click
     dropdown.find('.dropdown-menu li', match: :first)
   end
diff --git a/spec/support/gitaly.rb b/spec/support/gitaly.rb
index 5a1dd44bc9d..614aaa73693 100644
--- a/spec/support/gitaly.rb
+++ b/spec/support/gitaly.rb
@@ -9,7 +9,7 @@ RSpec.configure do |config|
       # Use 'and_wrap_original' to make sure the arguments are valid
       allow(Gitlab::GitalyClient).to receive(:feature_enabled?).and_wrap_original do |m, *args|
         m.call(*args)
-        !Gitlab::GitalyClient::EXPLICIT_OPT_IN_REQUIRED.include?(args.first)
+        !Gitlab::GitalyClient.explicit_opt_in_required.include?(args.first)
       end
     end
   end
diff --git a/spec/support/helpers/assets_helpers.rb b/spec/support/helpers/assets_helpers.rb
new file mode 100644
index 00000000000..09bbf451671
--- /dev/null
+++ b/spec/support/helpers/assets_helpers.rb
@@ -0,0 +1,15 @@
+module AssetsHelpers
+  # In a CI environment the assets are not compiled, as there is a CI job
+  # `compile-assets` that compiles them in the prepare stage for all following
+  # specs.
+  # Locally the assets are precompiled dynamically.
+  #
+  # Sprockets doesn't provide one method to access an asset for both cases.
+  def find_asset(asset_name)
+    if ENV['CI']
+      Sprockets::Railtie.build_environment(Rails.application, true)[asset_name]
+    else
+      Rails.application.assets.find_asset(asset_name)
+    end
+  end
+end
diff --git a/spec/support/helpers/cycle_analytics_helpers.rb b/spec/support/helpers/cycle_analytics_helpers.rb
index 55359d36597..32d9807f06a 100644
--- a/spec/support/helpers/cycle_analytics_helpers.rb
+++ b/spec/support/helpers/cycle_analytics_helpers.rb
@@ -4,12 +4,12 @@ module CycleAnalyticsHelpers
     create_commit("Commit for ##{issue.iid}", issue.project, user, branch_name)
   end
 
-  def create_commit(message, project, user, branch_name, count: 1)
+  def create_commit(message, project, user, branch_name, count: 1, commit_time: nil, skip_push_handler: false)
     repository = project.repository
-    oldrev = repository.commit(branch_name).sha
+    oldrev = repository.commit(branch_name)&.sha || Gitlab::Git::BLANK_SHA
 
     if Timecop.frozen? && Gitlab::GitalyClient.feature_enabled?(:operation_user_commit_files)
-      mock_gitaly_multi_action_dates(repository.raw)
+      mock_gitaly_multi_action_dates(repository.raw, commit_time)
     end
 
     commit_shas = Array.new(count) do |index|
@@ -19,6 +19,8 @@ module CycleAnalyticsHelpers
       commit_sha
     end
 
+    return if skip_push_handler
+
     GitPushService.new(project,
                        user,
                        oldrev: oldrev,
@@ -44,13 +46,11 @@ module CycleAnalyticsHelpers
       project.repository.add_branch(user, source_branch, 'master')
     end
 
-    sha = project.repository.create_file(
-      user,
-      generate(:branch),
-      'content',
-      message: commit_message,
-      branch_name: source_branch)
-    project.repository.commit(sha)
+    # Cycle analytic specs often test with frozen times, which causes metrics to be
+    # pinned to the current time. For example, in the plan stage, we assume that an issue
+    # milestone has been created before any code has been written. We add a second
+    # to ensure that the plan time is positive.
+    create_commit(commit_message, project, user, source_branch, commit_time: Time.now + 1.second, skip_push_handler: true)
 
     opts = {
       title: 'Awesome merge_request',
@@ -116,14 +116,18 @@ module CycleAnalyticsHelpers
       protected: false)
   end
 
-  def mock_gitaly_multi_action_dates(raw_repository)
+  def mock_gitaly_multi_action_dates(raw_repository, commit_time)
     allow(raw_repository).to receive(:multi_action).and_wrap_original do |m, *args|
-      new_date = Time.now
+      new_date = commit_time || Time.now
       branch_update = m.call(*args)
 
       if branch_update.newrev
         _, opts = args
-        commit = raw_repository.commit(branch_update.newrev).rugged_commit
+
+        commit = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          raw_repository.commit(branch_update.newrev).rugged_commit
+        end
+
         branch_update.newrev = commit.amend(
           update_ref: "#{Gitlab::Git::BRANCH_REF_PREFIX}#{opts[:branch_name]}",
           author: commit.author.merge(time: new_date),
diff --git a/spec/support/helpers/exclusive_lease_helpers.rb b/spec/support/helpers/exclusive_lease_helpers.rb
new file mode 100644
index 00000000000..383cc7dee81
--- /dev/null
+++ b/spec/support/helpers/exclusive_lease_helpers.rb
@@ -0,0 +1,36 @@
+module ExclusiveLeaseHelpers
+  def stub_exclusive_lease(key = nil, uuid = 'uuid', renew: false, timeout: nil)
+    key     ||= instance_of(String)
+    timeout ||= instance_of(Integer)
+
+    lease = instance_double(
+      Gitlab::ExclusiveLease,
+      try_obtain: uuid,
+      exists?: true,
+      renew: renew
+    )
+
+    allow(Gitlab::ExclusiveLease)
+      .to receive(:new)
+      .with(key, timeout: timeout)
+      .and_return(lease)
+
+    lease
+  end
+
+  def stub_exclusive_lease_taken(key = nil, timeout: nil)
+    stub_exclusive_lease(key, nil, timeout: timeout)
+  end
+
+  def expect_to_obtain_exclusive_lease(key, uuid = 'uuid', timeout: nil)
+    lease = stub_exclusive_lease(key, uuid, timeout: timeout)
+
+    expect(lease).to receive(:try_obtain)
+  end
+
+  def expect_to_cancel_exclusive_lease(key, uuid)
+    expect(Gitlab::ExclusiveLease)
+      .to receive(:cancel)
+      .with(key, uuid)
+  end
+end
diff --git a/spec/support/helpers/expect_next_instance_of.rb b/spec/support/helpers/expect_next_instance_of.rb
new file mode 100644
index 00000000000..b95046b2b42
--- /dev/null
+++ b/spec/support/helpers/expect_next_instance_of.rb
@@ -0,0 +1,13 @@
+module ExpectNextInstanceOf
+  def expect_next_instance_of(klass, *new_args)
+    receive_new = receive(:new)
+    receive_new.with(*new_args) if new_args.any?
+
+    expect(klass).to receive_new
+      .and_wrap_original do |method, *original_args|
+        method.call(*original_args).tap do |instance|
+          yield(instance)
+        end
+      end
+  end
+end
diff --git a/spec/support/helpers/features/notes_helpers.rb b/spec/support/helpers/features/notes_helpers.rb
index 1a1d5853a7a..2b9f8b30c60 100644
--- a/spec/support/helpers/features/notes_helpers.rb
+++ b/spec/support/helpers/features/notes_helpers.rb
@@ -13,7 +13,7 @@ module Spec
       module Features
         module NotesHelpers
           def add_note(text)
-            Sidekiq::Testing.fake! do
+            perform_enqueued_jobs do
               page.within(".js-main-target-form") do
                 fill_in("note[note]", with: text)
                 find(".js-comment-submit-button").click
diff --git a/spec/support/helpers/graphql_helpers.rb b/spec/support/helpers/graphql_helpers.rb
new file mode 100644
index 00000000000..0930b9da368
--- /dev/null
+++ b/spec/support/helpers/graphql_helpers.rb
@@ -0,0 +1,99 @@
+module GraphqlHelpers
+  # makes an underscored string look like a fieldname
+  # "merge_request" => "mergeRequest"
+  def self.fieldnamerize(underscored_field_name)
+    graphql_field_name = underscored_field_name.to_s.camelize
+    graphql_field_name[0] = graphql_field_name[0].downcase
+
+    graphql_field_name
+  end
+
+  # Run a loader's named resolver
+  def resolve(resolver_class, obj: nil, args: {}, ctx: {})
+    resolver_class.new(object: obj, context: ctx).resolve(args)
+  end
+
+  # Runs a block inside a BatchLoader::Executor wrapper
+  def batch(max_queries: nil, &blk)
+    wrapper = proc do
+      begin
+        BatchLoader::Executor.ensure_current
+        yield
+      ensure
+        BatchLoader::Executor.clear_current
+      end
+    end
+
+    if max_queries
+      result = nil
+      expect { result = wrapper.call }.not_to exceed_query_limit(max_queries)
+      result
+    else
+      wrapper.call
+    end
+  end
+
+  def graphql_query_for(name, attributes = {}, fields = nil)
+    <<~QUERY
+    {
+      #{query_graphql_field(name, attributes, fields)}
+    }
+    QUERY
+  end
+
+  def query_graphql_field(name, attributes = {}, fields = nil)
+    fields ||= all_graphql_fields_for(name.classify)
+    attributes = attributes_to_graphql(attributes)
+    <<~QUERY
+      #{name}(#{attributes}) {
+        #{fields}
+      }
+    QUERY
+  end
+
+  def all_graphql_fields_for(class_name)
+    type = GitlabSchema.types[class_name.to_s]
+    return "" unless type
+
+    type.fields.map do |name, field|
+      # We can't guess arguments, so skip fields that require them
+      next if field.arguments.any?
+
+      if scalar?(field)
+        name
+      else
+        "#{name} { #{all_graphql_fields_for(field_type(field))} }"
+      end
+    end.compact.join("\n")
+  end
+
+  def attributes_to_graphql(attributes)
+    attributes.map do |name, value|
+      "#{GraphqlHelpers.fieldnamerize(name.to_s)}: \"#{value}\""
+    end.join(", ")
+  end
+
+  def post_graphql(query, current_user: nil)
+    post api('/', current_user, version: 'graphql'), query: query
+  end
+
+  def graphql_data
+    json_response['data']
+  end
+
+  def graphql_errors
+    json_response['data']
+  end
+
+  def scalar?(field)
+    field_type(field).kind.scalar?
+  end
+
+  def field_type(field)
+    if field.type.respond_to?(:of_type)
+      field.type.of_type
+    else
+      field.type
+    end
+  end
+end
diff --git a/spec/support/helpers/login_helpers.rb b/spec/support/helpers/login_helpers.rb
index f7b71bf42e3..87cfb6c04dc 100644
--- a/spec/support/helpers/login_helpers.rb
+++ b/spec/support/helpers/login_helpers.rb
@@ -46,8 +46,8 @@ module LoginHelpers
     @current_user = user
   end
 
-  def gitlab_sign_in_via(provider, user, uid)
-    mock_auth_hash(provider, uid, user.email)
+  def gitlab_sign_in_via(provider, user, uid, saml_response = nil)
+    mock_auth_hash(provider, uid, user.email, saml_response)
     visit new_user_session_path
     click_link provider
   end
@@ -87,7 +87,7 @@ module LoginHelpers
     click_link "oauth-login-#{provider}"
   end
 
-  def mock_auth_hash(provider, uid, email)
+  def mock_auth_hash(provider, uid, email, saml_response = nil)
     # The mock_auth configuration allows you to set per-provider (or default)
     # authentication hashes to return during integration testing.
     OmniAuth.config.mock_auth[provider.to_sym] = OmniAuth::AuthHash.new({
@@ -109,12 +109,21 @@ module LoginHelpers
             email: email,
             image: 'mock_user_thumbnail_url'
           }
+        },
+        response_object: {
+          document: saml_xml(saml_response)
         }
       }
     })
     Rails.application.env_config['omniauth.auth'] = OmniAuth.config.mock_auth[provider.to_sym]
   end
 
+  def saml_xml(raw_saml_response)
+    return '' if raw_saml_response.blank?
+
+    XMLSecurity::SignedDocument.new(raw_saml_response, [])
+  end
+
   def mock_saml_config
     OpenStruct.new(name: 'saml', label: 'saml', args: {
       assertion_consumer_service_url: 'https://localhost:3443/users/auth/saml/callback',
@@ -125,6 +134,14 @@ module LoginHelpers
     })
   end
 
+  def mock_saml_config_with_upstream_two_factor_authn_contexts
+    config = mock_saml_config
+    config.args[:upstream_two_factor_authn_contexts] = %w(urn:oasis:names:tc:SAML:2.0:ac:classes:CertificateProtectedTransport
+                                                          urn:oasis:names:tc:SAML:2.0:ac:classes:SecondFactorOTPSMS
+                                                          urn:oasis:names:tc:SAML:2.0:ac:classes:SecondFactorIGTOKEN)
+    config
+  end
+
   def stub_omniauth_provider(provider, context: Rails.application)
     env = env_from_context(context)
 
@@ -140,20 +157,28 @@ module LoginHelpers
     env['omniauth.error.strategy'] = strategy
   end
 
-  def stub_omniauth_saml_config(messages)
-    set_devise_mapping(context: Rails.application)
-    Rails.application.routes.disable_clear_and_finalize = true
-    Rails.application.routes.draw do
+  def stub_omniauth_saml_config(messages,  context: Rails.application)
+    set_devise_mapping(context: context)
+    routes = Rails.application.routes
+    routes.disable_clear_and_finalize = true
+    routes.formatter.clear
+    routes.draw do
       post '/users/auth/saml' => 'omniauth_callbacks#saml'
     end
-    allow(Gitlab::Auth::OAuth::Provider).to receive_messages(providers: [:saml], config_for: mock_saml_config)
+    saml_config = messages.key?(:providers) ? messages[:providers].first : mock_saml_config
+    allow(Gitlab::Auth::OAuth::Provider).to receive_messages(providers: [:saml], config_for: saml_config)
     stub_omniauth_setting(messages)
     stub_saml_authorize_path_helpers
   end
 
   def stub_saml_authorize_path_helpers
-    allow_any_instance_of(Object).to receive(:user_saml_omniauth_authorize_path).and_return('/users/auth/saml')
-    allow_any_instance_of(Object).to receive(:omniauth_authorize_path).with(:user, "saml").and_return('/users/auth/saml')
+    allow_any_instance_of(ActionDispatch::Routing::RoutesProxy)
+      .to receive(:user_saml_omniauth_authorize_path)
+      .and_return('/users/auth/saml')
+    allow(Devise::OmniAuth::UrlHelpers)
+      .to receive(:omniauth_authorize_path)
+      .with(:user, "saml")
+      .and_return('/users/auth/saml')
   end
 
   def stub_omniauth_config(messages)
diff --git a/spec/support/helpers/merge_request_diff_helpers.rb b/spec/support/helpers/merge_request_diff_helpers.rb
index c98aa503ed1..3b49d0b3319 100644
--- a/spec/support/helpers/merge_request_diff_helpers.rb
+++ b/spec/support/helpers/merge_request_diff_helpers.rb
@@ -2,7 +2,7 @@ module MergeRequestDiffHelpers
   def click_diff_line(line_holder, diff_side = nil)
     line = get_line_components(line_holder, diff_side)
     line[:content].hover
-    line[:num].find('.add-diff-note', visible: false).send_keys(:return)
+    line[:num].find('.js-add-diff-note-button', visible: false).send_keys(:return)
   end
 
   def get_line_components(line_holder, diff_side = nil)
diff --git a/spec/support/helpers/migrations_helpers.rb b/spec/support/helpers/migrations_helpers.rb
index 84abec75c26..0bc235701eb 100644
--- a/spec/support/helpers/migrations_helpers.rb
+++ b/spec/support/helpers/migrations_helpers.rb
@@ -10,10 +10,6 @@ module MigrationsHelpers
     ActiveRecord::Migrator.migrations_paths
   end
 
-  def table_exists?(name)
-    ActiveRecord::Base.connection.table_exists?(name)
-  end
-
   def migrations
     ActiveRecord::Migrator.migrations(migrations_paths)
   end
diff --git a/spec/support/helpers/query_recorder.rb b/spec/support/helpers/query_recorder.rb
index 28536bbef5e..7ce63375d34 100644
--- a/spec/support/helpers/query_recorder.rb
+++ b/spec/support/helpers/query_recorder.rb
@@ -1,10 +1,11 @@
 module ActiveRecord
   class QueryRecorder
-    attr_reader :log, :cached
+    attr_reader :log, :skip_cached, :cached
 
-    def initialize(&block)
+    def initialize(skip_cached: true, &block)
       @log = []
       @cached = []
+      @skip_cached = skip_cached
       ActiveSupport::Notifications.subscribed(method(:callback), 'sql.active_record', &block)
     end
 
@@ -16,7 +17,7 @@ module ActiveRecord
     def callback(name, start, finish, message_id, values)
       show_backtrace(values) if ENV['QUERY_RECORDER_DEBUG']
 
-      if values[:name]&.include?("CACHE")
+      if values[:name]&.include?("CACHE") && skip_cached
         @cached << values[:sql]
       elsif !values[:name]&.include?("SCHEMA")
         @log << values[:sql]
diff --git a/spec/support/helpers/stub_object_storage.rb b/spec/support/helpers/stub_object_storage.rb
index 19d744b959a..471b0a74a19 100644
--- a/spec/support/helpers/stub_object_storage.rb
+++ b/spec/support/helpers/stub_object_storage.rb
@@ -15,9 +15,14 @@ module StubObjectStorage
 
     return unless enabled
 
+    stub_object_storage(connection_params: uploader.object_store_credentials,
+                        remote_directory: remote_directory)
+  end
+
+  def stub_object_storage(connection_params:, remote_directory:)
     Fog.mock!
 
-    ::Fog::Storage.new(uploader.object_store_credentials).tap do |connection|
+    ::Fog::Storage.new(connection_params).tap do |connection|
       begin
         connection.directories.create(key: remote_directory)
       rescue Excon::Error::Conflict
@@ -45,4 +50,16 @@ module StubObjectStorage
                                  remote_directory: 'uploads',
                                  **params)
   end
+
+  def stub_object_storage_multipart_init(endpoint, upload_id = "upload_id")
+    stub_request(:post, %r{\A#{endpoint}tmp/uploads/[a-z0-9-]*\?uploads\z})
+      .to_return status: 200, body: <<-EOS.strip_heredoc
+        <?xml version="1.0" encoding="UTF-8"?>
+        <InitiateMultipartUploadResult xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
+          <Bucket>example-bucket</Bucket>
+          <Key>example-object</Key>
+          <UploadId>#{upload_id}</UploadId>
+        </InitiateMultipartUploadResult>
+      EOS
+  end
 end
diff --git a/spec/support/helpers/test_env.rb b/spec/support/helpers/test_env.rb
index 1fef50a52ec..05a8e6206ae 100644
--- a/spec/support/helpers/test_env.rb
+++ b/spec/support/helpers/test_env.rb
@@ -135,6 +135,16 @@ module TestEnv
       install_dir: Gitlab.config.gitlab_shell.path,
       version: Gitlab::Shell.version_required,
       task: 'gitlab:shell:install')
+
+    create_fake_git_hooks
+  end
+
+  def create_fake_git_hooks
+    # gitlab-shell hooks don't work in our test environment because they try to make internal API calls
+    hooks_dir = File.join(Gitlab.config.gitlab_shell.path, 'hooks')
+    %w[pre-receive post-receive update].each do |hook|
+      File.open(File.join(hooks_dir, hook), 'w', 0755) { |f| f.puts '#!/bin/sh' }
+    end
   end
 
   def setup_gitaly
diff --git a/spec/support/matchers/email_matchers.rb b/spec/support/matchers/email_matchers.rb
deleted file mode 100644
index d9d59ec12ec..00000000000
--- a/spec/support/matchers/email_matchers.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-RSpec::Matchers.define :have_html_escaped_body_text do |expected|
-  match do |actual|
-    expect(actual).to have_body_text(ERB::Util.html_escape(expected))
-  end
-end
diff --git a/spec/support/matchers/exceed_query_limit.rb b/spec/support/matchers/exceed_query_limit.rb
index 88d22a3ddd9..cd042401f3a 100644
--- a/spec/support/matchers/exceed_query_limit.rb
+++ b/spec/support/matchers/exceed_query_limit.rb
@@ -1,17 +1,4 @@
-RSpec::Matchers.define :exceed_query_limit do |expected|
-  supports_block_expectations
-
-  match do |block|
-    @subject_block = block
-    actual_count > expected_count + threshold
-  end
-
-  failure_message_when_negated do |actual|
-    threshold_message = threshold > 0 ? " (+#{@threshold})" : ''
-    counts = "#{expected_count}#{threshold_message}"
-    "Expected a maximum of #{counts} queries, got #{actual_count}:\n\n#{log_message}"
-  end
-
+module ExceedQueryLimitHelpers
   def with_threshold(threshold)
     @threshold = threshold
     self
@@ -43,7 +30,7 @@ RSpec::Matchers.define :exceed_query_limit do |expected|
   end
 
   def recorder
-    @recorder ||= ActiveRecord::QueryRecorder.new(&@subject_block)
+    @recorder ||= ActiveRecord::QueryRecorder.new(skip_cached: skip_cached, &@subject_block)
   end
 
   def count_queries(queries)
@@ -61,4 +48,52 @@ RSpec::Matchers.define :exceed_query_limit do |expected|
       @recorder.log_message
     end
   end
+
+  def skip_cached
+    true
+  end
+
+  def verify_count(&block)
+    @subject_block = block
+    actual_count > expected_count + threshold
+  end
+
+  def failure_message
+    threshold_message = threshold > 0 ? " (+#{@threshold})" : ''
+    counts = "#{expected_count}#{threshold_message}"
+    "Expected a maximum of #{counts} queries, got #{actual_count}:\n\n#{log_message}"
+  end
+end
+
+RSpec::Matchers.define :exceed_all_query_limit do |expected|
+  supports_block_expectations
+
+  include ExceedQueryLimitHelpers
+
+  match do |block|
+    verify_count(&block)
+  end
+
+  failure_message_when_negated do |actual|
+    failure_message
+  end
+
+  def skip_cached
+    false
+  end
+end
+
+# Excludes cached methods from the query count
+RSpec::Matchers.define :exceed_query_limit do |expected|
+  supports_block_expectations
+
+  include ExceedQueryLimitHelpers
+
+  match do |block|
+    verify_count(&block)
+  end
+
+  failure_message_when_negated do |actual|
+    failure_message
+  end
 end
diff --git a/spec/support/matchers/graphql_matchers.rb b/spec/support/matchers/graphql_matchers.rb
new file mode 100644
index 00000000000..be6fa4c71a0
--- /dev/null
+++ b/spec/support/matchers/graphql_matchers.rb
@@ -0,0 +1,71 @@
+RSpec::Matchers.define :require_graphql_authorizations do |*expected|
+  match do |field|
+    field_definition = field.metadata[:type_class]
+    expect(field_definition).to respond_to(:required_permissions)
+    expect(field_definition.required_permissions).to contain_exactly(*expected)
+  end
+end
+
+RSpec::Matchers.define :have_graphql_fields do |*expected|
+  def expected_field_names
+    expected.map { |name| GraphqlHelpers.fieldnamerize(name) }
+  end
+
+  match do |kls|
+    expect(kls.fields.keys).to contain_exactly(*expected_field_names)
+  end
+
+  failure_message do |kls|
+    missing = expected_field_names - kls.fields.keys
+    extra = kls.fields.keys - expected_field_names
+
+    message = []
+
+    message << "is missing fields: <#{missing.inspect}>" if missing.any?
+    message << "contained unexpected fields: <#{extra.inspect}>" if extra.any?
+
+    message.join("\n")
+  end
+end
+
+RSpec::Matchers.define :have_graphql_field do |field_name|
+  match do |kls|
+    expect(kls.fields.keys).to include(GraphqlHelpers.fieldnamerize(field_name))
+  end
+end
+
+RSpec::Matchers.define :have_graphql_arguments do |*expected|
+  include GraphqlHelpers
+
+  match do |field|
+    argument_names = expected.map { |name| GraphqlHelpers.fieldnamerize(name) }
+    expect(field.arguments.keys).to contain_exactly(*argument_names)
+  end
+end
+
+RSpec::Matchers.define :have_graphql_type do |expected|
+  match do |field|
+    expect(field.type).to eq(expected.to_graphql)
+  end
+end
+
+RSpec::Matchers.define :have_graphql_resolver do |expected|
+  match do |field|
+    case expected
+    when Method
+      expect(field.metadata[:type_class].resolve_proc).to eq(expected)
+    else
+      expect(field.metadata[:type_class].resolver).to eq(expected)
+    end
+  end
+end
+
+RSpec::Matchers.define :expose_permissions_using do |expected|
+  match do |type|
+    permission_field = type.fields['userPermissions']
+
+    expect(permission_field).not_to be_nil
+    expect(permission_field.type).to be_non_null
+    expect(permission_field.type.of_type.graphql_name).to eq(expected.graphql_name)
+  end
+end
diff --git a/spec/support/matchers/match_ids.rb b/spec/support/matchers/match_ids.rb
index d8424405b96..1cb6b74acac 100644
--- a/spec/support/matchers/match_ids.rb
+++ b/spec/support/matchers/match_ids.rb
@@ -10,6 +10,13 @@ RSpec::Matchers.define :match_ids do |*expected|
     'matches elements by ids'
   end
 
+  failure_message do
+    actual_ids = map_ids(actual)
+    expected_ids = map_ids(expected)
+
+    "expected IDs #{actual_ids} in:\n\n  #{actual.inspect}\n\nto match IDs #{expected_ids} in:\n\n  #{expected.inspect}"
+  end
+
   def map_ids(elements)
     elements = elements.flatten if elements.respond_to?(:flatten)
 
diff --git a/spec/support/redis/redis_shared_examples.rb b/spec/support/redis/redis_shared_examples.rb
index 8676f895a83..e650a176041 100644
--- a/spec/support/redis/redis_shared_examples.rb
+++ b/spec/support/redis/redis_shared_examples.rb
@@ -65,6 +65,14 @@ RSpec.shared_examples "redis_shared_examples" do
   end
 
   describe '.url' do
+    it 'withstands mutation' do
+      url1 = described_class.url
+      url2 = described_class.url
+      url1 << 'foobar' unless url1.frozen?
+
+      expect(url2).not_to end_with('foobar')
+    end
+
     context 'when yml file with env variable' do
       let(:config_file_name) { config_with_environment_variable_inside }
 
@@ -101,7 +109,6 @@ RSpec.shared_examples "redis_shared_examples" do
     before do
       clear_pool
     end
-
     after do
       clear_pool
     end
diff --git a/spec/support/rspec.rb b/spec/support/rspec.rb
index dffab22d8b5..54b8df7aa19 100644
--- a/spec/support/rspec.rb
+++ b/spec/support/rspec.rb
@@ -9,4 +9,6 @@ RSpec.configure do |config|
   config.include StubConfiguration
   config.include StubObjectStorage
   config.include StubENV
+
+  config.fixture_path = Rails.root if defined?(Rails)
 end
diff --git a/spec/support/shared_examples/ci_trace_shared_examples.rb b/spec/support/shared_examples/ci_trace_shared_examples.rb
index 21c6f3c829f..db723a323f8 100644
--- a/spec/support/shared_examples/ci_trace_shared_examples.rb
+++ b/spec/support/shared_examples/ci_trace_shared_examples.rb
@@ -227,6 +227,44 @@ shared_examples_for 'common trace features' do
       end
     end
   end
+
+  describe '#archive!' do
+    subject { trace.archive! }
+
+    context 'when build status is success' do
+      let!(:build) { create(:ci_build, :success, :trace_live) }
+
+      it 'does not have an archived trace yet' do
+        expect(build.job_artifacts_trace).to be_nil
+      end
+
+      context 'when archives' do
+        it 'has an archived trace' do
+          subject
+
+          build.reload
+          expect(build.job_artifacts_trace).to be_exist
+        end
+
+        context 'when another process has already been archiving', :clean_gitlab_redis_shared_state do
+          include ExclusiveLeaseHelpers
+
+          before do
+            stub_exclusive_lease_taken("trace:archive:#{trace.job.id}", timeout: 1.hour)
+          end
+
+          it 'blocks concurrent archiving' do
+            expect(Rails.logger).to receive(:error).with('Cannot obtain an exclusive lease. There must be another instance already in execution.')
+
+            subject
+
+            build.reload
+            expect(build.job_artifacts_trace).to be_nil
+          end
+        end
+      end
+    end
+  end
 end
 
 shared_examples_for 'trace with disabled live trace feature' do
diff --git a/spec/support/shared_examples/controllers/uploads_actions_shared_examples.rb b/spec/support/shared_examples/controllers/uploads_actions_shared_examples.rb
index ea7dbade171..bbbad86dcd5 100644
--- a/spec/support/shared_examples/controllers/uploads_actions_shared_examples.rb
+++ b/spec/support/shared_examples/controllers/uploads_actions_shared_examples.rb
@@ -1,7 +1,7 @@
 shared_examples 'handle uploads' do
   let(:user)  { create(:user) }
-  let(:jpg)   { fixture_file_upload(Rails.root + 'spec/fixtures/rails_sample.jpg', 'image/jpg') }
-  let(:txt)   { fixture_file_upload(Rails.root + 'spec/fixtures/doc_sample.txt', 'text/plain') }
+  let(:jpg)   { fixture_file_upload('spec/fixtures/rails_sample.jpg', 'image/jpg') }
+  let(:txt)   { fixture_file_upload('spec/fixtures/doc_sample.txt', 'text/plain') }
   let(:secret) { FileUploader.generate_secret }
   let(:uploader_class) { FileUploader }
 
diff --git a/spec/support/shared_examples/features/project_features_apply_to_issuables_shared_examples.rb b/spec/support/shared_examples/features/project_features_apply_to_issuables_shared_examples.rb
index 639b0924197..64c3b80136d 100644
--- a/spec/support/shared_examples/features/project_features_apply_to_issuables_shared_examples.rb
+++ b/spec/support/shared_examples/features/project_features_apply_to_issuables_shared_examples.rb
@@ -18,7 +18,7 @@ shared_examples 'project features apply to issuables' do |klass|
 
   before do
     _ = issuable
-    gitlab_sign_in(user) if user
+    sign_in(user) if user
     visit path
   end
 
diff --git a/spec/support/shared_examples/features/protected_branches_access_control_ce.rb b/spec/support/shared_examples/features/protected_branches_access_control_ce.rb
index 5241c0fa6f1..a8f2c2e7a5a 100644
--- a/spec/support/shared_examples/features/protected_branches_access_control_ce.rb
+++ b/spec/support/shared_examples/features/protected_branches_access_control_ce.rb
@@ -5,6 +5,12 @@ shared_examples "protected branches > access control > CE" do
 
       set_protected_branch_name('master')
 
+      find(".js-allowed-to-merge").click
+      within('.qa-allowed-to-merge-dropdown') do
+        expect(first("li")).to have_content("Roles")
+        find(:link, 'No one').click
+      end
+
       within('.js-new-protected-branch') do
         allowed_to_push_button = find(".js-allowed-to-push")
 
@@ -25,6 +31,18 @@ shared_examples "protected branches > access control > CE" do
 
       set_protected_branch_name('master')
 
+      find(".js-allowed-to-merge").click
+      within('.qa-allowed-to-merge-dropdown') do
+        expect(first("li")).to have_content("Roles")
+        find(:link, 'No one').click
+      end
+
+      find(".js-allowed-to-push").click
+      within('.qa-allowed-to-push-dropdown') do
+        expect(first("li")).to have_content("Roles")
+        find(:link, 'No one').click
+      end
+
       click_on "Protect"
 
       expect(ProtectedBranch.count).to eq(1)
@@ -59,6 +77,12 @@ shared_examples "protected branches > access control > CE" do
         end
       end
 
+      find(".js-allowed-to-push").click
+      within('.qa-allowed-to-push-dropdown') do
+        expect(first("li")).to have_content("Roles")
+        find(:link, 'No one').click
+      end
+
       click_on "Protect"
 
       expect(ProtectedBranch.count).to eq(1)
@@ -70,6 +94,18 @@ shared_examples "protected branches > access control > CE" do
 
       set_protected_branch_name('master')
 
+      find(".js-allowed-to-merge").click
+      within('.qa-allowed-to-merge-dropdown') do
+        expect(first("li")).to have_content("Roles")
+        find(:link, 'No one').click
+      end
+
+      find(".js-allowed-to-push").click
+      within('.qa-allowed-to-push-dropdown') do
+        expect(first("li")).to have_content("Roles")
+        find(:link, 'No one').click
+      end
+
       click_on "Protect"
 
       expect(ProtectedBranch.count).to eq(1)
diff --git a/spec/support/shared_examples/file_finder.rb b/spec/support/shared_examples/file_finder.rb
new file mode 100644
index 00000000000..ef144bdf61c
--- /dev/null
+++ b/spec/support/shared_examples/file_finder.rb
@@ -0,0 +1,21 @@
+shared_examples 'file finder' do
+  let(:query) { 'files' }
+  let(:search_results) { subject.find(query) }
+
+  it 'finds by name' do
+    filename,  blob = search_results.find { |_, blob| blob.filename == expected_file_by_name }
+    expect(filename).to eq(expected_file_by_name)
+    expect(blob).to be_a(Gitlab::SearchResults::FoundBlob)
+    expect(blob.ref).to eq(subject.ref)
+    expect(blob.data).not_to be_empty
+  end
+
+  it 'finds by content' do
+    filename, blob = search_results.find { |_, blob| blob.filename == expected_file_by_content }
+
+    expect(filename).to eq(expected_file_by_content)
+    expect(blob).to be_a(Gitlab::SearchResults::FoundBlob)
+    expect(blob.ref).to eq(subject.ref)
+    expect(blob.data).not_to be_empty
+  end
+end
diff --git a/spec/support/shared_examples/models/atomic_internal_id_spec.rb b/spec/support/shared_examples/models/atomic_internal_id_spec.rb
index 6a6e13418a9..7ab1041d17c 100644
--- a/spec/support/shared_examples/models/atomic_internal_id_spec.rb
+++ b/spec/support/shared_examples/models/atomic_internal_id_spec.rb
@@ -1,6 +1,6 @@
 require 'spec_helper'
 
-shared_examples_for 'AtomicInternalId' do
+shared_examples_for 'AtomicInternalId' do |validate_presence: true|
   describe '.has_internal_id' do
     describe 'Module inclusion' do
       subject { described_class }
@@ -9,14 +9,31 @@ shared_examples_for 'AtomicInternalId' do
     end
 
     describe 'Validation' do
-      subject { instance }
-
       before do
-        allow(InternalId).to receive(:generate_next).and_return(nil)
+        allow_any_instance_of(described_class).to receive(:"ensure_#{scope}_#{internal_id_attribute}!")
+
+        instance.valid?
       end
 
-      it { is_expected.to validate_presence_of(internal_id_attribute) }
-      it { is_expected.to validate_numericality_of(internal_id_attribute) }
+      context 'when presence validation is required' do
+        before do
+          skip unless validate_presence
+        end
+
+        it 'validates presence' do
+          expect(instance.errors[internal_id_attribute]).to include("can't be blank")
+        end
+      end
+
+      context 'when presence validation is not required' do
+        before do
+          skip if validate_presence
+        end
+
+        it 'does not validate presence' do
+          expect(instance.errors[internal_id_attribute]).to be_empty
+        end
+      end
     end
 
     describe 'Creating an instance' do
diff --git a/spec/support/shared_examples/notify_shared_examples.rb b/spec/support/shared_examples/notify_shared_examples.rb
index 43fdaddf545..d176d3fa425 100644
--- a/spec/support/shared_examples/notify_shared_examples.rb
+++ b/spec/support/shared_examples/notify_shared_examples.rb
@@ -212,7 +212,7 @@ shared_examples 'a note email' do
   end
 
   it 'contains the message from the note' do
-    is_expected.to have_html_escaped_body_text note.note
+    is_expected.to have_body_text note.note
   end
 
   it 'does not contain note author' do
@@ -225,7 +225,7 @@ shared_examples 'a note email' do
     end
 
     it 'contains a link to note author' do
-      is_expected.to have_html_escaped_body_text note.author_name
+      is_expected.to have_body_text note.author_name
     end
   end
 end
diff --git a/spec/support/shared_examples/requests/api/merge_requests_list.rb b/spec/support/shared_examples/requests/api/merge_requests_list.rb
index d5e22b8cb56..a401f7541f0 100644
--- a/spec/support/shared_examples/requests/api/merge_requests_list.rb
+++ b/spec/support/shared_examples/requests/api/merge_requests_list.rb
@@ -29,7 +29,7 @@ shared_examples 'merge requests list' do
       expect(response).to have_gitlab_http_status(200)
       expect(response).to include_pagination_headers
       expect(json_response).to be_an Array
-      expect(json_response.length).to eq(3)
+      expect(json_response.length).to eq(4)
       expect(json_response.last['title']).to eq(merge_request.title)
       expect(json_response.last).to have_key('web_url')
       expect(json_response.last['sha']).to eq(merge_request.diff_head_sha)
@@ -53,7 +53,7 @@ shared_examples 'merge requests list' do
       expect(response).to include_pagination_headers
       expect(json_response.last.keys).to match_array(%w(id iid title web_url created_at description project_id state updated_at))
       expect(json_response).to be_an Array
-      expect(json_response.length).to eq(3)
+      expect(json_response.length).to eq(4)
       expect(json_response.last['iid']).to eq(merge_request.iid)
       expect(json_response.last['title']).to eq(merge_request.title)
       expect(json_response.last).to have_key('web_url')
@@ -70,7 +70,7 @@ shared_examples 'merge requests list' do
       expect(response).to have_gitlab_http_status(200)
       expect(response).to include_pagination_headers
       expect(json_response).to be_an Array
-      expect(json_response.length).to eq(3)
+      expect(json_response.length).to eq(4)
       expect(json_response.last['title']).to eq(merge_request.title)
     end
 
@@ -216,7 +216,7 @@ shared_examples 'merge requests list' do
         expect(response).to have_gitlab_http_status(200)
         expect(response).to include_pagination_headers
         expect(json_response).to be_an Array
-        expect(json_response.length).to eq(3)
+        expect(json_response.length).to eq(4)
         response_dates = json_response.map { |merge_request| merge_request['created_at'] }
         expect(response_dates).to eq(response_dates.sort)
       end
@@ -229,7 +229,7 @@ shared_examples 'merge requests list' do
         expect(response).to have_gitlab_http_status(200)
         expect(response).to include_pagination_headers
         expect(json_response).to be_an Array
-        expect(json_response.length).to eq(3)
+        expect(json_response.length).to eq(4)
         response_dates = json_response.map { |merge_request| merge_request['created_at'] }
         expect(response_dates).to eq(response_dates.sort.reverse)
       end
@@ -242,7 +242,7 @@ shared_examples 'merge requests list' do
         expect(response).to have_gitlab_http_status(200)
         expect(response).to include_pagination_headers
         expect(json_response).to be_an Array
-        expect(json_response.length).to eq(3)
+        expect(json_response.length).to eq(4)
         response_dates = json_response.map { |merge_request| merge_request['updated_at'] }
         expect(response_dates).to eq(response_dates.sort.reverse)
       end
@@ -255,7 +255,7 @@ shared_examples 'merge requests list' do
         expect(response).to have_gitlab_http_status(200)
         expect(response).to include_pagination_headers
         expect(json_response).to be_an Array
-        expect(json_response.length).to eq(3)
+        expect(json_response.length).to eq(4)
         response_dates = json_response.map { |merge_request| merge_request['created_at'] }
         expect(response_dates).to eq(response_dates.sort)
       end
@@ -265,7 +265,7 @@ shared_examples 'merge requests list' do
       it 'returns merge requests with the given source branch' do
         get api(endpoint_path, user), source_branch: merge_request_closed.source_branch, state: 'all'
 
-        expect_response_contain_exactly(merge_request_closed, merge_request_merged)
+        expect_response_contain_exactly(merge_request_closed, merge_request_merged, merge_request_locked)
       end
     end
 
@@ -273,7 +273,7 @@ shared_examples 'merge requests list' do
       it 'returns merge requests with the given target branch' do
         get api(endpoint_path, user), target_branch: merge_request_closed.target_branch, state: 'all'
 
-        expect_response_contain_exactly(merge_request_closed, merge_request_merged)
+        expect_response_contain_exactly(merge_request_closed, merge_request_merged, merge_request_locked)
       end
     end
   end
diff --git a/spec/support/shared_examples/requests/graphql_shared_examples.rb b/spec/support/shared_examples/requests/graphql_shared_examples.rb
new file mode 100644
index 00000000000..fe7b7bc306f
--- /dev/null
+++ b/spec/support/shared_examples/requests/graphql_shared_examples.rb
@@ -0,0 +1,11 @@
+require 'spec_helper'
+
+shared_examples 'a working graphql query' do
+  include GraphqlHelpers
+
+  it 'returns a successful response', :aggregate_failures do
+    expect(response).to have_gitlab_http_status(:success)
+    expect(graphql_errors['errors']).to be_nil
+    expect(json_response.keys).to include('data')
+  end
+end
diff --git a/spec/support/shared_examples/serializers/note_entity_examples.rb b/spec/support/shared_examples/serializers/note_entity_examples.rb
index 9097c8e5513..ec208aba2a9 100644
--- a/spec/support/shared_examples/serializers/note_entity_examples.rb
+++ b/spec/support/shared_examples/serializers/note_entity_examples.rb
@@ -3,8 +3,8 @@ shared_examples 'note entity' do
 
   context 'basic note' do
     it 'exposes correct elements' do
-      expect(subject).to include(:type, :author, :note, :note_html, :current_user,
-        :discussion_id, :emoji_awardable, :award_emoji, :report_abuse_path, :attachment)
+      expect(subject).to include(:type, :author, :note, :note_html, :current_user, :discussion_id,
+        :emoji_awardable, :award_emoji, :report_abuse_path, :attachment, :noteable_note_url, :resolvable)
     end
 
     it 'does not expose elements for specific notes cases' do
diff --git a/spec/support/shared_examples/slack_mattermost_notifications_shared_examples.rb b/spec/support/shared_examples/slack_mattermost_notifications_shared_examples.rb
index 2228e872926..7c34c7b4977 100644
--- a/spec/support/shared_examples/slack_mattermost_notifications_shared_examples.rb
+++ b/spec/support/shared_examples/slack_mattermost_notifications_shared_examples.rb
@@ -245,6 +245,70 @@ RSpec.shared_examples 'slack or mattermost notifications' do
     end
   end
 
+  describe 'Push events' do
+    let(:user) { create(:user) }
+    let(:project) { create(:project, :repository, creator: user) }
+
+    before do
+      allow(chat_service).to receive_messages(
+        project: project,
+        service_hook: true,
+        webhook: webhook_url
+      )
+
+      WebMock.stub_request(:post, webhook_url)
+    end
+
+    context 'only notify for the default branch' do
+      context 'when enabled' do
+        before do
+          chat_service.notify_only_default_branch = true
+        end
+
+        it 'does not notify push events if they are not for the default branch' do
+          ref = "#{Gitlab::Git::BRANCH_REF_PREFIX}test"
+          push_sample_data = Gitlab::DataBuilder::Push.build(project, user, nil, nil, ref, [])
+
+          chat_service.execute(push_sample_data)
+
+          expect(WebMock).not_to have_requested(:post, webhook_url)
+        end
+
+        it 'notifies about push events for the default branch' do
+          push_sample_data = Gitlab::DataBuilder::Push.build_sample(project, user)
+
+          chat_service.execute(push_sample_data)
+
+          expect(WebMock).to have_requested(:post, webhook_url).once
+        end
+
+        it 'still notifies about pushed tags' do
+          ref = "#{Gitlab::Git::TAG_REF_PREFIX}test"
+          push_sample_data = Gitlab::DataBuilder::Push.build(project, user, nil, nil, ref, [])
+
+          chat_service.execute(push_sample_data)
+
+          expect(WebMock).to have_requested(:post, webhook_url).once
+        end
+      end
+
+      context 'when disabled' do
+        before do
+          chat_service.notify_only_default_branch = false
+        end
+
+        it 'notifies about all push events' do
+          ref = "#{Gitlab::Git::BRANCH_REF_PREFIX}test"
+          push_sample_data = Gitlab::DataBuilder::Push.build(project, user, nil, nil, ref, [])
+
+          chat_service.execute(push_sample_data)
+
+          expect(WebMock).to have_requested(:post, webhook_url).once
+        end
+      end
+    end
+  end
+
   describe "Note events" do
     let(:user) { create(:user) }
     let(:project) { create(:project, :repository, creator: user) }
@@ -394,23 +458,6 @@ RSpec.shared_examples 'slack or mattermost notifications' do
 
           expect(result).to be_falsy
         end
-
-        it 'does not notify push events if they are not for the default branch' do
-          ref = "#{Gitlab::Git::BRANCH_REF_PREFIX}test"
-          push_sample_data = Gitlab::DataBuilder::Push.build(project, user, nil, nil, ref, [])
-
-          chat_service.execute(push_sample_data)
-
-          expect(WebMock).not_to have_requested(:post, webhook_url)
-        end
-
-        it 'notifies about push events for the default branch' do
-          push_sample_data = Gitlab::DataBuilder::Push.build_sample(project, user)
-
-          chat_service.execute(push_sample_data)
-
-          expect(WebMock).to have_requested(:post, webhook_url).once
-        end
       end
 
       context 'when disabled' do
diff --git a/spec/support/shared_examples/throttled_touch.rb b/spec/support/shared_examples/throttled_touch.rb
index 4a25bb9b750..eba990d4037 100644
--- a/spec/support/shared_examples/throttled_touch.rb
+++ b/spec/support/shared_examples/throttled_touch.rb
@@ -3,7 +3,7 @@ shared_examples_for 'throttled touch' do
     it 'updates the updated_at timestamp' do
       Timecop.freeze do
         subject.touch
-        expect(subject.updated_at).to eq(Time.zone.now)
+        expect(subject.updated_at).to be_like_time(Time.zone.now)
       end
     end
 
@@ -14,7 +14,7 @@ shared_examples_for 'throttled touch' do
       Timecop.freeze(first_updated_at) { subject.touch }
       Timecop.freeze(second_updated_at) { subject.touch }
 
-      expect(subject.updated_at).to eq(first_updated_at)
+      expect(subject.updated_at).to be_like_time(first_updated_at)
     end
   end
 end
diff --git a/spec/support/shared_examples/uploaders/object_storage_shared_examples.rb b/spec/support/shared_examples/uploaders/object_storage_shared_examples.rb
index 6352f1527cd..1bd176280c5 100644
--- a/spec/support/shared_examples/uploaders/object_storage_shared_examples.rb
+++ b/spec/support/shared_examples/uploaders/object_storage_shared_examples.rb
@@ -76,26 +76,22 @@ shared_examples "migrates" do |to_store:, from_store: nil|
   end
 
   context 'when migrate! is occupied by another process' do
-    let(:exclusive_lease_key) { "object_storage_migrate:#{subject.model.class}:#{subject.model.id}" }
+    include ExclusiveLeaseHelpers
 
     before do
-      @uuid = Gitlab::ExclusiveLease.new(exclusive_lease_key, timeout: 1.hour.to_i).try_obtain
+      stub_exclusive_lease_taken(subject.exclusive_lease_key, timeout: 1.hour.to_i)
     end
 
     it 'does not execute migrate!' do
       expect(subject).not_to receive(:unsafe_migrate!)
 
-      expect { migrate(to) }.to raise_error('exclusive lease already taken')
+      expect { migrate(to) }.to raise_error(ObjectStorage::ExclusiveLeaseTaken)
     end
 
     it 'does not execute use_file' do
       expect(subject).not_to receive(:unsafe_use_file)
 
-      expect { subject.use_file }.to raise_error('exclusive lease already taken')
-    end
-
-    after do
-      Gitlab::ExclusiveLease.cancel(exclusive_lease_key, @uuid)
+      expect { subject.use_file }.to raise_error(ObjectStorage::ExclusiveLeaseTaken)
     end
   end
 
diff --git a/spec/support/shoulda/matchers/rails_shim.rb b/spec/support/shoulda/matchers/rails_shim.rb
new file mode 100644
index 00000000000..8d70598beb5
--- /dev/null
+++ b/spec/support/shoulda/matchers/rails_shim.rb
@@ -0,0 +1,27 @@
+# monkey patch which fixes serialization matcher in Rails 5
+# https://github.com/thoughtbot/shoulda-matchers/issues/913
+# This can be removed when a new version of shoulda-matchers
+# is released
+module Shoulda
+  module Matchers
+    class RailsShim
+      def self.serialized_attributes_for(model)
+        if defined?(::ActiveRecord::Type::Serialized)
+          # Rails 5+
+          serialized_columns = model.columns.select do |column|
+            model.type_for_attribute(column.name).is_a?(
+              ::ActiveRecord::Type::Serialized
+            )
+          end
+
+          serialized_columns.inject({}) do |hash, column| # rubocop:disable Style/EachWithObject
+            hash[column.name.to_s] = model.type_for_attribute(column.name).coder
+            hash
+          end
+        else
+          model.serialized_attributes
+        end
+      end
+    end
+  end
+end
diff --git a/spec/support/trace/trace_helpers.rb b/spec/support/trace/trace_helpers.rb
new file mode 100644
index 00000000000..c7802bbcb94
--- /dev/null
+++ b/spec/support/trace/trace_helpers.rb
@@ -0,0 +1,27 @@
+module TraceHelpers
+  def create_legacy_trace(build, content)
+    File.open(legacy_trace_path(build), 'wb') { |stream| stream.write(content) }
+  end
+
+  def create_legacy_trace_in_db(build, content)
+    build.update_column(:trace, content)
+  end
+
+  def legacy_trace_path(build)
+    legacy_trace_dir = File.join(Settings.gitlab_ci.builds_path,
+      build.created_at.utc.strftime("%Y_%m"),
+      build.project_id.to_s)
+
+    FileUtils.mkdir_p(legacy_trace_dir)
+
+    File.join(legacy_trace_dir, "#{build.id}.log")
+  end
+
+  def archived_trace_path(job_artifact)
+    disk_hash = Digest::SHA2.hexdigest(job_artifact.project_id.to_s)
+    creation_date = job_artifact.created_at.utc.strftime('%Y_%m_%d')
+
+    File.join(Gitlab.config.artifacts.path, disk_hash[0..1], disk_hash[2..3], disk_hash,
+      creation_date, job_artifact.job_id.to_s, job_artifact.id.to_s, 'job.log')
+  end
+end
diff --git a/spec/tasks/gitlab/backup_rake_spec.rb b/spec/tasks/gitlab/backup_rake_spec.rb
index c9252bebb2e..93a436cb2b5 100644
--- a/spec/tasks/gitlab/backup_rake_spec.rb
+++ b/spec/tasks/gitlab/backup_rake_spec.rb
@@ -101,7 +101,9 @@ describe 'gitlab:app namespace rake task' do
 
       before do
         stub_env('SKIP', 'db')
-        path = File.join(project.repository.path_to_repo, 'custom_hooks')
+        path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          File.join(project.repository.path_to_repo, 'custom_hooks')
+        end
         FileUtils.mkdir_p(path)
         FileUtils.touch(File.join(path, "dummy.txt"))
       end
@@ -122,7 +124,10 @@ describe 'gitlab:app namespace rake task' do
           expect { run_rake_task('gitlab:backup:create') }.to output.to_stdout
           expect { run_rake_task('gitlab:backup:restore') }.to output.to_stdout
 
-          expect(Dir.entries(File.join(project.repository.path, 'custom_hooks'))).to include("dummy.txt")
+          repo_path = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+            project.repository.path
+          end
+          expect(Dir.entries(File.join(repo_path, 'custom_hooks'))).to include("dummy.txt")
         end
       end
 
@@ -243,10 +248,12 @@ describe 'gitlab:app namespace rake task' do
         FileUtils.mkdir_p(b_storage_dir)
 
         # Even when overriding the storage, we have to move it there, so it exists
-        FileUtils.mv(
-          File.join(Settings.absolute(storages['default'].legacy_disk_path), project_b.repository.disk_path + '.git'),
-          Rails.root.join(storages['test_second_storage'].legacy_disk_path, project_b.repository.disk_path + '.git')
-        )
+        Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          FileUtils.mv(
+            File.join(Settings.absolute(storages['default'].legacy_disk_path), project_b.repository.disk_path + '.git'),
+            Rails.root.join(storages['test_second_storage'].legacy_disk_path, project_b.repository.disk_path + '.git')
+          )
+        end
 
         expect { run_rake_task('gitlab:backup:create') }.to output.to_stdout
 
diff --git a/spec/tasks/gitlab/db_rake_spec.rb b/spec/tasks/gitlab/db_rake_spec.rb
index fc52c04e78d..b81aea23306 100644
--- a/spec/tasks/gitlab/db_rake_spec.rb
+++ b/spec/tasks/gitlab/db_rake_spec.rb
@@ -20,7 +20,7 @@ describe 'gitlab:db namespace rake task' do
 
   describe 'configure' do
     it 'invokes db:migrate when schema has already been loaded' do
-      allow(ActiveRecord::Base.connection).to receive(:tables).and_return(['default'])
+      allow(ActiveRecord::Base.connection).to receive(:tables).and_return(%w[table1 table2])
       expect(Rake::Task['db:migrate']).to receive(:invoke)
       expect(Rake::Task['db:schema:load']).not_to receive(:invoke)
       expect(Rake::Task['db:seed_fu']).not_to receive(:invoke)
@@ -35,6 +35,14 @@ describe 'gitlab:db namespace rake task' do
       expect { run_rake_task('gitlab:db:configure') }.not_to raise_error
     end
 
+    it 'invokes db:shema:load and db:seed_fu when there is only a single table present' do
+      allow(ActiveRecord::Base.connection).to receive(:tables).and_return(['default'])
+      expect(Rake::Task['db:schema:load']).to receive(:invoke)
+      expect(Rake::Task['db:seed_fu']).to receive(:invoke)
+      expect(Rake::Task['db:migrate']).not_to receive(:invoke)
+      expect { run_rake_task('gitlab:db:configure') }.not_to raise_error
+    end
+
     it 'does not invoke any other rake tasks during an error' do
       allow(ActiveRecord::Base).to receive(:connection).and_raise(RuntimeError, 'error')
       expect(Rake::Task['db:migrate']).not_to receive(:invoke)
diff --git a/spec/tasks/gitlab/gitaly_rake_spec.rb b/spec/tasks/gitlab/gitaly_rake_spec.rb
index 1e507c0236e..4545226d78c 100644
--- a/spec/tasks/gitlab/gitaly_rake_spec.rb
+++ b/spec/tasks/gitlab/gitaly_rake_spec.rb
@@ -134,7 +134,9 @@ describe 'gitlab:gitaly namespace rake task' do
 
       parsed_output = TomlRB.parse(expected_output)
       config.each do |name, params|
-        expect(parsed_output['storage']).to include({ 'name' => name, 'path' => params.legacy_disk_path })
+        Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+          expect(parsed_output['storage']).to include({ 'name' => name, 'path' => params.legacy_disk_path })
+        end
       end
     end
   end
diff --git a/spec/tasks/gitlab/shell_rake_spec.rb b/spec/tasks/gitlab/shell_rake_spec.rb
index 4a756c5742d..0ed5d3e27b9 100644
--- a/spec/tasks/gitlab/shell_rake_spec.rb
+++ b/spec/tasks/gitlab/shell_rake_spec.rb
@@ -7,11 +7,17 @@ describe 'gitlab:shell rake tasks' do
     stub_warn_user_is_not_gitlab
   end
 
+  after do
+    TestEnv.create_fake_git_hooks
+  end
+
   describe 'install task' do
     it 'invokes create_hooks task' do
       expect(Rake::Task['gitlab:shell:create_hooks']).to receive(:invoke)
 
-      storages = Gitlab.config.repositories.storages.values.map(&:legacy_disk_path)
+      storages = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+        Gitlab.config.repositories.storages.values.map(&:legacy_disk_path)
+      end
       expect(Kernel).to receive(:system).with('bin/install', *storages).and_call_original
       expect(Kernel).to receive(:system).with('bin/compile').and_call_original
 
diff --git a/spec/tasks/gitlab/storage_rake_spec.rb b/spec/tasks/gitlab/storage_rake_spec.rb
index 35e451b2f9a..233076ad6fa 100644
--- a/spec/tasks/gitlab/storage_rake_spec.rb
+++ b/spec/tasks/gitlab/storage_rake_spec.rb
@@ -1,6 +1,6 @@
 require 'rake_helper'
 
-describe 'gitlab:storage:*' do
+describe 'rake gitlab:storage:*' do
   before do
     Rake.application.rake_require 'tasks/gitlab/storage'
 
@@ -44,16 +44,18 @@ describe 'gitlab:storage:*' do
   end
 
   describe 'gitlab:storage:migrate_to_hashed' do
+    let(:task) { 'gitlab:storage:migrate_to_hashed' }
+
     context '0 legacy projects' do
       it 'does nothing' do
         expect(StorageMigratorWorker).not_to receive(:perform_async)
 
-        run_rake_task('gitlab:storage:migrate_to_hashed')
+        run_rake_task(task)
       end
     end
 
     context '3 legacy projects' do
-      let(:projects) { create_list(:project, 3, storage_version: 0) }
+      let(:projects) { create_list(:project, 3, :legacy_storage) }
 
       context 'in batches of 1' do
         before do
@@ -65,7 +67,7 @@ describe 'gitlab:storage:*' do
             expect(StorageMigratorWorker).to receive(:perform_async).with(project.id, project.id)
           end
 
-          run_rake_task('gitlab:storage:migrate_to_hashed')
+          run_rake_task(task)
         end
       end
 
@@ -80,23 +82,48 @@ describe 'gitlab:storage:*' do
             expect(StorageMigratorWorker).to receive(:perform_async).with(first, last)
           end
 
-          run_rake_task('gitlab:storage:migrate_to_hashed')
+          run_rake_task(task)
         end
       end
     end
+
+    context 'with same id in range' do
+      it 'displays message when project cant be found' do
+        stub_env('ID_FROM', 99999)
+        stub_env('ID_TO', 99999)
+
+        expect { run_rake_task(task) }.to output(/There are no projects requiring storage migration with ID=99999/).to_stdout
+      end
+
+      it 'displays a message when project exists but its already migrated' do
+        project = create(:project)
+        stub_env('ID_FROM', project.id)
+        stub_env('ID_TO', project.id)
+
+        expect { run_rake_task(task) }.to output(/There are no projects requiring storage migration with ID=#{project.id}/).to_stdout
+      end
+
+      it 'enqueues migration when project can be found' do
+        project = create(:project, :legacy_storage)
+        stub_env('ID_FROM', project.id)
+        stub_env('ID_TO', project.id)
+
+        expect { run_rake_task(task) }.to output(/Enqueueing storage migration .* \(ID=#{project.id}\)/).to_stdout
+      end
+    end
   end
 
   describe 'gitlab:storage:legacy_projects' do
     it_behaves_like 'rake entities summary', 'projects', 'Legacy' do
       let(:task) { 'gitlab:storage:legacy_projects' }
-      let(:create_collection) { create_list(:project, 3, storage_version: 0) }
+      let(:create_collection) { create_list(:project, 3, :legacy_storage) }
     end
   end
 
   describe 'gitlab:storage:list_legacy_projects' do
     it_behaves_like 'rake listing entities', 'projects', 'Legacy' do
       let(:task) { 'gitlab:storage:list_legacy_projects' }
-      let(:create_collection) { create_list(:project, 3, storage_version: 0) }
+      let(:create_collection) { create_list(:project, 3, :legacy_storage) }
     end
   end
 
@@ -133,7 +160,7 @@ describe 'gitlab:storage:*' do
   describe 'gitlab:storage:hashed_attachments' do
     it_behaves_like 'rake entities summary', 'attachments', 'Hashed' do
       let(:task) { 'gitlab:storage:hashed_attachments' }
-      let(:project) { create(:project, storage_version: 2) }
+      let(:project) { create(:project) }
       let(:create_collection) { create_list(:upload, 3, model: project) }
     end
   end
@@ -141,7 +168,7 @@ describe 'gitlab:storage:*' do
   describe 'gitlab:storage:list_hashed_attachments' do
     it_behaves_like 'rake listing entities', 'attachments', 'Hashed' do
       let(:task) { 'gitlab:storage:list_hashed_attachments' }
-      let(:project) { create(:project, storage_version: 2) }
+      let(:project) { create(:project) }
       let(:create_collection) { create_list(:upload, 3, model: project) }
     end
   end
diff --git a/spec/uploaders/attachment_uploader_spec.rb b/spec/uploaders/attachment_uploader_spec.rb
index d302c14efb9..a9415854d25 100644
--- a/spec/uploaders/attachment_uploader_spec.rb
+++ b/spec/uploaders/attachment_uploader_spec.rb
@@ -26,7 +26,7 @@ describe AttachmentUploader do
 
   describe "#migrate!" do
     before do
-      uploader.store!(fixture_file_upload(Rails.root.join('spec/fixtures/doc_sample.txt')))
+      uploader.store!(fixture_file_upload(File.join('spec/fixtures/doc_sample.txt')))
       stub_uploads_object_storage
     end
 
diff --git a/spec/uploaders/file_mover_spec.rb b/spec/uploaders/file_mover_spec.rb
index 68b7e24776d..de29d0c943f 100644
--- a/spec/uploaders/file_mover_spec.rb
+++ b/spec/uploaders/file_mover_spec.rb
@@ -2,7 +2,7 @@ require 'spec_helper'
 
 describe FileMover do
   let(:filename) { 'banana_sample.gif' }
-  let(:file) { fixture_file_upload(Rails.root.join('spec', 'fixtures', filename)) }
+  let(:file) { fixture_file_upload(File.join('spec', 'fixtures', filename)) }
   let(:temp_file_path) { File.join('uploads/-/system/temp', 'secret55', filename) }
 
   let(:temp_description) do
diff --git a/spec/uploaders/file_uploader_spec.rb b/spec/uploaders/file_uploader_spec.rb
index db2810bbe1d..59013a02938 100644
--- a/spec/uploaders/file_uploader_spec.rb
+++ b/spec/uploaders/file_uploader_spec.rb
@@ -89,7 +89,7 @@ describe FileUploader do
 
   describe "#migrate!" do
     before do
-      uploader.store!(fixture_file_upload(Rails.root.join('spec/fixtures/dk.png')))
+      uploader.store!(fixture_file_upload('spec/fixtures/dk.png'))
       stub_uploads_object_storage
     end
 
diff --git a/spec/uploaders/gitlab_uploader_spec.rb b/spec/uploaders/gitlab_uploader_spec.rb
index 4fba122cce1..362f89424d4 100644
--- a/spec/uploaders/gitlab_uploader_spec.rb
+++ b/spec/uploaders/gitlab_uploader_spec.rb
@@ -62,7 +62,7 @@ describe GitlabUploader do
       expect(FileUtils).to receive(:mv).with(anything, /^#{subject.work_dir}/).and_call_original
       expect(FileUtils).to receive(:mv).with(/^#{subject.work_dir}/, /#{subject.cache_dir}/).and_call_original
 
-      fixture = Rails.root.join('spec', 'fixtures', 'rails_sample.jpg')
+      fixture = File.join('spec', 'fixtures', 'rails_sample.jpg')
       subject.cache!(fixture_file_upload(fixture))
 
       expect(subject.file.path).to match(/#{subject.cache_dir}/)
diff --git a/spec/uploaders/job_artifact_uploader_spec.rb b/spec/uploaders/job_artifact_uploader_spec.rb
index 42036d67f3d..026e4356ed6 100644
--- a/spec/uploaders/job_artifact_uploader_spec.rb
+++ b/spec/uploaders/job_artifact_uploader_spec.rb
@@ -29,8 +29,7 @@ describe JobArtifactUploader do
     context 'when trace is stored in File storage' do
       context 'when file exists' do
         let(:file) do
-          fixture_file_upload(
-            Rails.root.join('spec/fixtures/trace/sample_trace'), 'text/plain')
+          fixture_file_upload('spec/fixtures/trace/sample_trace', 'text/plain')
         end
 
         before do
@@ -63,8 +62,7 @@ describe JobArtifactUploader do
 
   context 'file is stored in valid local_path' do
     let(:file) do
-      fixture_file_upload(
-        Rails.root.join('spec/fixtures/ci_build_artifacts.zip'), 'application/zip')
+      fixture_file_upload('spec/fixtures/ci_build_artifacts.zip', 'application/zip')
     end
 
     before do
@@ -81,7 +79,7 @@ describe JobArtifactUploader do
 
   describe "#migrate!" do
     before do
-      uploader.store!(fixture_file_upload(Rails.root.join('spec/fixtures/trace/sample_trace')))
+      uploader.store!(fixture_file_upload('spec/fixtures/trace/sample_trace'))
       stub_artifacts_object_storage
     end
 
diff --git a/spec/uploaders/legacy_artifact_uploader_spec.rb b/spec/uploaders/legacy_artifact_uploader_spec.rb
index eeb6fd90c9d..0589563b502 100644
--- a/spec/uploaders/legacy_artifact_uploader_spec.rb
+++ b/spec/uploaders/legacy_artifact_uploader_spec.rb
@@ -44,8 +44,7 @@ describe LegacyArtifactUploader do
 
   context 'file is stored in valid path' do
     let(:file) do
-      fixture_file_upload(
-        Rails.root.join('spec/fixtures/ci_build_artifacts.zip'), 'application/zip')
+      fixture_file_upload('spec/fixtures/ci_build_artifacts.zip', 'application/zip')
     end
 
     before do
diff --git a/spec/uploaders/namespace_file_uploader_spec.rb b/spec/uploaders/namespace_file_uploader_spec.rb
index a8ba01d70b8..71fe2c353c0 100644
--- a/spec/uploaders/namespace_file_uploader_spec.rb
+++ b/spec/uploaders/namespace_file_uploader_spec.rb
@@ -28,7 +28,7 @@ describe NamespaceFileUploader do
 
   describe "#migrate!" do
     before do
-      uploader.store!(fixture_file_upload(Rails.root.join('spec/fixtures/doc_sample.txt')))
+      uploader.store!(fixture_file_upload(File.join('spec/fixtures/doc_sample.txt')))
       stub_uploads_object_storage
     end
 
diff --git a/spec/uploaders/object_storage_spec.rb b/spec/uploaders/object_storage_spec.rb
index 2dd0925a8e6..7e673681c31 100644
--- a/spec/uploaders/object_storage_spec.rb
+++ b/spec/uploaders/object_storage_spec.rb
@@ -191,6 +191,18 @@ describe ObjectStorage do
           it "calls a cache path" do
             expect { |b| uploader.use_file(&b) }.to yield_with_args(%r[tmp/cache])
           end
+
+          it "cleans up the cached file" do
+            cached_path = ''
+
+            uploader.use_file do |path|
+              cached_path = path
+
+              expect(File.exist?(cached_path)).to be_truthy
+            end
+
+            expect(File.exist?(cached_path)).to be_falsey
+          end
         end
       end
 
@@ -321,7 +333,7 @@ describe ObjectStorage do
       when_file_is_in_use do
         expect(uploader).not_to receive(:unsafe_migrate!)
 
-        expect { uploader.migrate!(described_class::Store::REMOTE) }.to raise_error('exclusive lease already taken')
+        expect { uploader.migrate!(described_class::Store::REMOTE) }.to raise_error(ObjectStorage::ExclusiveLeaseTaken)
       end
     end
 
@@ -329,7 +341,19 @@ describe ObjectStorage do
       when_file_is_in_use do
         expect(uploader).not_to receive(:unsafe_use_file)
 
-        expect { uploader.use_file }.to raise_error('exclusive lease already taken')
+        expect { uploader.use_file }.to raise_error(ObjectStorage::ExclusiveLeaseTaken)
+      end
+    end
+
+    it 'can still migrate other files of the same model' do
+      uploader2 = uploader_class.new(object, :file)
+      uploader2.upload = create(:upload)
+      uploader.upload = create(:upload)
+
+      when_file_is_in_use do
+        expect(uploader2).to receive(:unsafe_migrate!)
+
+        uploader2.migrate!(described_class::Store::REMOTE)
       end
     end
   end
@@ -355,14 +379,10 @@ describe ObjectStorage do
   end
 
   describe '.workhorse_authorize' do
-    subject { uploader_class.workhorse_authorize }
+    let(:has_length) { true }
+    let(:maximum_size) { nil }
 
-    before do
-      # ensure that we use regular Fog libraries
-      # other tests might call `Fog.mock!` and
-      # it will make tests to fail
-      Fog.unmock!
-    end
+    subject { uploader_class.workhorse_authorize(has_length: has_length, maximum_size: maximum_size) }
 
     shared_examples 'uses local storage' do
       it "returns temporary path" do
@@ -371,10 +391,6 @@ describe ObjectStorage do
         expect(subject[:TempPath]).to start_with(uploader_class.root)
         expect(subject[:TempPath]).to include(described_class::TMP_UPLOAD_PATH)
       end
-
-      it "does not return remote store" do
-        is_expected.not_to have_key('RemoteObject')
-      end
     end
 
     shared_examples 'uses remote storage' do
@@ -383,7 +399,7 @@ describe ObjectStorage do
 
         expect(subject[:RemoteObject]).to have_key(:ID)
         expect(subject[:RemoteObject]).to include(Timeout: a_kind_of(Integer))
-        expect(subject[:RemoteObject][:Timeout]).to be(ObjectStorage::DIRECT_UPLOAD_TIMEOUT)
+        expect(subject[:RemoteObject][:Timeout]).to be(ObjectStorage::DirectUpload::TIMEOUT)
         expect(subject[:RemoteObject]).to have_key(:GetURL)
         expect(subject[:RemoteObject]).to have_key(:DeleteURL)
         expect(subject[:RemoteObject]).to have_key(:StoreURL)
@@ -391,9 +407,31 @@ describe ObjectStorage do
         expect(subject[:RemoteObject][:DeleteURL]).to include(described_class::TMP_UPLOAD_PATH)
         expect(subject[:RemoteObject][:StoreURL]).to include(described_class::TMP_UPLOAD_PATH)
       end
+    end
+
+    shared_examples 'uses remote storage with multipart uploads' do
+      it_behaves_like 'uses remote storage' do
+        it "returns multipart upload" do
+          is_expected.to have_key(:RemoteObject)
+
+          expect(subject[:RemoteObject]).to have_key(:MultipartUpload)
+          expect(subject[:RemoteObject][:MultipartUpload]).to have_key(:PartSize)
+          expect(subject[:RemoteObject][:MultipartUpload]).to have_key(:PartURLs)
+          expect(subject[:RemoteObject][:MultipartUpload]).to have_key(:CompleteURL)
+          expect(subject[:RemoteObject][:MultipartUpload]).to have_key(:AbortURL)
+          expect(subject[:RemoteObject][:MultipartUpload][:PartURLs]).to all(include(described_class::TMP_UPLOAD_PATH))
+          expect(subject[:RemoteObject][:MultipartUpload][:CompleteURL]).to include(described_class::TMP_UPLOAD_PATH)
+          expect(subject[:RemoteObject][:MultipartUpload][:AbortURL]).to include(described_class::TMP_UPLOAD_PATH)
+        end
+      end
+    end
 
-      it "does not return local store" do
-        is_expected.not_to have_key('TempPath')
+    shared_examples 'uses remote storage without multipart uploads' do
+      it_behaves_like 'uses remote storage' do
+        it "does not return multipart upload" do
+          is_expected.to have_key(:RemoteObject)
+          expect(subject[:RemoteObject]).not_to have_key(:MultipartUpload)
+        end
       end
     end
 
@@ -416,6 +454,8 @@ describe ObjectStorage do
         end
 
         context 'uses AWS' do
+          let(:storage_url) { "https://uploads.s3-eu-central-1.amazonaws.com/" }
+
           before do
             expect(uploader_class).to receive(:object_store_credentials) do
               { provider: "AWS",
@@ -425,18 +465,40 @@ describe ObjectStorage do
             end
           end
 
-          it_behaves_like 'uses remote storage' do
-            let(:storage_url) { "https://uploads.s3-eu-central-1.amazonaws.com/" }
+          context 'for known length' do
+            it_behaves_like 'uses remote storage without multipart uploads' do
+              it 'returns links for S3' do
+                expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+              end
+            end
+          end
+
+          context 'for unknown length' do
+            let(:has_length) { false }
+            let(:maximum_size) { 1.gigabyte }
 
-            it 'returns links for S3' do
-              expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
-              expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
-              expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+            before do
+              stub_object_storage_multipart_init(storage_url)
+            end
+
+            it_behaves_like 'uses remote storage with multipart uploads' do
+              it 'returns links for S3' do
+                expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:MultipartUpload][:PartURLs]).to all(start_with(storage_url))
+                expect(subject[:RemoteObject][:MultipartUpload][:CompleteURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:MultipartUpload][:AbortURL]).to start_with(storage_url)
+              end
             end
           end
         end
 
         context 'uses Google' do
+          let(:storage_url) { "https://storage.googleapis.com/uploads/" }
+
           before do
             expect(uploader_class).to receive(:object_store_credentials) do
               { provider: "Google",
@@ -445,36 +507,71 @@ describe ObjectStorage do
             end
           end
 
-          it_behaves_like 'uses remote storage' do
-            let(:storage_url) { "https://storage.googleapis.com/uploads/" }
+          context 'for known length' do
+            it_behaves_like 'uses remote storage without multipart uploads' do
+              it 'returns links for Google Cloud' do
+                expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+              end
+            end
+          end
+
+          context 'for unknown length' do
+            let(:has_length) { false }
+            let(:maximum_size) { 1.gigabyte }
 
-            it 'returns links for Google Cloud' do
-              expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
-              expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
-              expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+            it_behaves_like 'uses remote storage without multipart uploads' do
+              it 'returns links for Google Cloud' do
+                expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+              end
             end
           end
         end
 
         context 'uses GDK/minio' do
+          let(:storage_url) { "http://minio:9000/uploads/" }
+
           before do
             expect(uploader_class).to receive(:object_store_credentials) do
               { provider: "AWS",
                 aws_access_key_id: "AWS_ACCESS_KEY_ID",
                 aws_secret_access_key: "AWS_SECRET_ACCESS_KEY",
-                endpoint: 'http://127.0.0.1:9000',
+                endpoint: 'http://minio:9000',
                 path_style: true,
                 region: "gdk" }
             end
           end
 
-          it_behaves_like 'uses remote storage' do
-            let(:storage_url) { "http://127.0.0.1:9000/uploads/" }
+          context 'for known length' do
+            it_behaves_like 'uses remote storage without multipart uploads' do
+              it 'returns links for S3' do
+                expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+              end
+            end
+          end
+
+          context 'for unknown length' do
+            let(:has_length) { false }
+            let(:maximum_size) { 1.gigabyte }
 
-            it 'returns links for S3' do
-              expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
-              expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
-              expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+            before do
+              stub_object_storage_multipart_init(storage_url)
+            end
+
+            it_behaves_like 'uses remote storage with multipart uploads' do
+              it 'returns links for S3' do
+                expect(subject[:RemoteObject][:GetURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:DeleteURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:StoreURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:MultipartUpload][:PartURLs]).to all(start_with(storage_url))
+                expect(subject[:RemoteObject][:MultipartUpload][:CompleteURL]).to start_with(storage_url)
+                expect(subject[:RemoteObject][:MultipartUpload][:AbortURL]).to start_with(storage_url)
+              end
             end
           end
         end
@@ -498,7 +595,7 @@ describe ObjectStorage do
     context 'when local file is used' do
       context 'when valid file is used' do
         let(:uploaded_file) do
-          fixture_file_upload(Rails.root + 'spec/fixtures/rails_sample.jpg', 'image/jpg')
+          fixture_file_upload('spec/fixtures/rails_sample.jpg', 'image/jpg')
         end
 
         it "properly caches the file" do
@@ -659,4 +756,26 @@ describe ObjectStorage do
       end
     end
   end
+
+  describe '#retrieve_from_store!' do
+    [:group, :project, :user].each do |model|
+      context "for #{model}s" do
+        let(:models) { create_list(model, 3, :with_avatar).map(&:reload) }
+        let(:avatars) { models.map(&:avatar) }
+
+        it 'batches fetching uploads from the database' do
+          # Ensure that these are all created and fully loaded before we start
+          # running queries for avatars
+          models
+
+          expect { avatars }.not_to exceed_query_limit(1)
+        end
+
+        it 'fetches a unique upload for each model' do
+          expect(avatars.map(&:url).uniq).to eq(avatars.map(&:url))
+          expect(avatars.map(&:upload).uniq).to eq(avatars.map(&:upload))
+        end
+      end
+    end
+  end
 end
diff --git a/spec/uploaders/personal_file_uploader_spec.rb b/spec/uploaders/personal_file_uploader_spec.rb
index c70521d90dc..7700b14ce6b 100644
--- a/spec/uploaders/personal_file_uploader_spec.rb
+++ b/spec/uploaders/personal_file_uploader_spec.rb
@@ -45,7 +45,7 @@ describe PersonalFileUploader do
 
   describe "#migrate!" do
     before do
-      uploader.store!(fixture_file_upload(Rails.root.join('spec/fixtures/doc_sample.txt')))
+      uploader.store!(fixture_file_upload('spec/fixtures/doc_sample.txt'))
       stub_uploads_object_storage
     end
 
diff --git a/spec/uploaders/records_uploads_spec.rb b/spec/uploaders/records_uploads_spec.rb
index 9a3e5d83e01..3592a11360d 100644
--- a/spec/uploaders/records_uploads_spec.rb
+++ b/spec/uploaders/records_uploads_spec.rb
@@ -16,7 +16,7 @@ describe RecordsUploads do
   end
 
   def upload_fixture(filename)
-    fixture_file_upload(Rails.root.join('spec', 'fixtures', filename))
+    fixture_file_upload(File.join('spec', 'fixtures', filename))
   end
 
   describe 'callbacks' do
diff --git a/spec/uploaders/uploader_helper_spec.rb b/spec/uploaders/uploader_helper_spec.rb
index c47f09adb6d..33da93cc9d0 100644
--- a/spec/uploaders/uploader_helper_spec.rb
+++ b/spec/uploaders/uploader_helper_spec.rb
@@ -12,7 +12,7 @@ describe UploaderHelper do
   end
 
   def upload_fixture(filename)
-    fixture_file_upload(Rails.root.join('spec', 'fixtures', filename))
+    fixture_file_upload(File.join('spec', 'fixtures', filename))
   end
 
   describe '#image_or_video?' do
diff --git a/spec/uploaders/workers/object_storage/background_move_worker_spec.rb b/spec/uploaders/workers/object_storage/background_move_worker_spec.rb
index b34f427fd8a..95813d15e52 100644
--- a/spec/uploaders/workers/object_storage/background_move_worker_spec.rb
+++ b/spec/uploaders/workers/object_storage/background_move_worker_spec.rb
@@ -125,8 +125,10 @@ describe ObjectStorage::BackgroundMoveWorker do
 
           it "migrates file to remote storage" do
             perform
+            project.reload
+            BatchLoader::Executor.clear_current
 
-            expect(project.reload.avatar.file_storage?).to be_falsey
+            expect(project.avatar).not_to be_file_storage
           end
         end
 
@@ -137,7 +139,7 @@ describe ObjectStorage::BackgroundMoveWorker do
           it "migrates file to remote storage" do
             perform
 
-            expect(project.reload.avatar.file_storage?).to be_falsey
+            expect(project.reload.avatar).not_to be_file_storage
           end
         end
       end
diff --git a/spec/uploaders/workers/object_storage/migrate_uploads_worker_spec.rb b/spec/uploaders/workers/object_storage/migrate_uploads_worker_spec.rb
index aed62f97448..da490cb02af 100644
--- a/spec/uploaders/workers/object_storage/migrate_uploads_worker_spec.rb
+++ b/spec/uploaders/workers/object_storage/migrate_uploads_worker_spec.rb
@@ -11,6 +11,12 @@ describe ObjectStorage::MigrateUploadsWorker, :sidekiq do
   let(:uploads) { Upload.all }
   let(:to_store) { ObjectStorage::Store::REMOTE }
 
+  def perform(uploads)
+    described_class.new.perform(uploads.ids, model_class.to_s, mounted_as, to_store)
+  rescue ObjectStorage::MigrateUploadsWorker::Report::MigrationFailures
+    # swallow
+  end
+
   shared_examples "uploads migration worker" do
     describe '.enqueue!' do
       def enqueue!
@@ -69,12 +75,6 @@ describe ObjectStorage::MigrateUploadsWorker, :sidekiq do
     end
 
     describe '#perform' do
-      def perform
-        described_class.new.perform(uploads.ids, model_class.to_s, mounted_as, to_store)
-      rescue ObjectStorage::MigrateUploadsWorker::Report::MigrationFailures
-        # swallow
-      end
-
       shared_examples 'outputs correctly' do |success: 0, failures: 0|
         total = success + failures
 
@@ -82,7 +82,7 @@ describe ObjectStorage::MigrateUploadsWorker, :sidekiq do
           it 'outputs the reports' do
             expect(Rails.logger).to receive(:info).with(%r{Migrated #{success}/#{total} files})
 
-            perform
+            perform(uploads)
           end
         end
 
@@ -90,7 +90,7 @@ describe ObjectStorage::MigrateUploadsWorker, :sidekiq do
           it 'outputs upload failures' do
             expect(Rails.logger).to receive(:warn).with(/Error .* I am a teapot/)
 
-            perform
+            perform(uploads)
           end
         end
       end
@@ -98,7 +98,7 @@ describe ObjectStorage::MigrateUploadsWorker, :sidekiq do
       it_behaves_like 'outputs correctly', success: 10
 
       it 'migrates files' do
-        perform
+        perform(uploads)
 
         expect(Upload.where(store: ObjectStorage::Store::LOCAL).count).to eq(0)
       end
@@ -123,6 +123,17 @@ describe ObjectStorage::MigrateUploadsWorker, :sidekiq do
     end
 
     it_behaves_like "uploads migration worker"
+
+    describe "limits N+1 queries" do
+      it "to N*5" do
+        query_count = ActiveRecord::QueryRecorder.new { perform(uploads) }
+
+        more_projects = create_list(:project, 3, :with_avatar)
+
+        expected_queries_per_migration = 5 * more_projects.count
+        expect { perform(Upload.all) }.not_to exceed_query_limit(query_count).with_threshold(expected_queries_per_migration)
+      end
+    end
   end
 
   context "for FileUploader" do
@@ -130,15 +141,29 @@ describe ObjectStorage::MigrateUploadsWorker, :sidekiq do
     let(:secret) { SecureRandom.hex }
     let(:mounted_as) { nil }
 
+    def upload_file(project)
+      uploader = FileUploader.new(project)
+      uploader.store!(fixture_file_upload('spec/fixtures/doc_sample.txt'))
+    end
+
     before do
       stub_uploads_object_storage(FileUploader)
 
-      projects.map do |project|
-        uploader = FileUploader.new(project)
-        uploader.store!(fixture_file_upload('spec/fixtures/doc_sample.txt'))
-      end
+      projects.map(&method(:upload_file))
     end
 
     it_behaves_like "uploads migration worker"
+
+    describe "limits N+1 queries" do
+      it "to N*5" do
+        query_count = ActiveRecord::QueryRecorder.new { perform(uploads) }
+
+        more_projects = create_list(:project, 3)
+        more_projects.map(&method(:upload_file))
+
+        expected_queries_per_migration = 5 * more_projects.count
+        expect { perform(Upload.all) }.not_to exceed_query_limit(query_count).with_threshold(expected_queries_per_migration)
+      end
+    end
   end
 end
diff --git a/spec/validators/url_validator_spec.rb b/spec/validators/url_validator_spec.rb
index 2d719263fc8..93fe013d11c 100644
--- a/spec/validators/url_validator_spec.rb
+++ b/spec/validators/url_validator_spec.rb
@@ -50,13 +50,56 @@ describe UrlValidator do
     end
   end
 
-  context 'when ports is set' do
-    let(:validator) { described_class.new(attributes: [:link_url], ports: [443]) }
+  context 'when ports is' do
+    let(:validator) { described_class.new(attributes: [:link_url], ports: ports) }
 
-    it 'blocks urls with a different port' do
-      subject
+    context 'empty' do
+      let(:ports) { [] }
 
-      expect(badge.errors.empty?).to be false
+      it 'does not block any port' do
+        subject
+
+        expect(badge.errors.empty?).to be true
+      end
+    end
+
+    context 'set' do
+      let(:ports) { [443] }
+
+      it 'blocks urls with a different port' do
+        subject
+
+        expect(badge.errors.empty?).to be false
+      end
+    end
+  end
+
+  context 'when enforce_user is' do
+    let(:url) { 'http://$user@example.com'}
+    let(:validator) { described_class.new(attributes: [:link_url], enforce_user: enforce_user) }
+
+    context 'true' do
+      let(:enforce_user) { true }
+
+      it 'checks user format' do
+        badge.link_url = url
+
+        subject
+
+        expect(badge.errors.empty?).to be false
+      end
+    end
+
+    context 'false (default)' do
+      let(:enforce_user) { false }
+
+      it 'does not check user format' do
+        badge.link_url = url
+
+        subject
+
+        expect(badge.errors.empty?).to be true
+      end
     end
   end
 end
diff --git a/spec/views/devise/shared/_signin_box.html.haml_spec.rb b/spec/views/devise/shared/_signin_box.html.haml_spec.rb
index 0870b8f09f9..66c064e3fba 100644
--- a/spec/views/devise/shared/_signin_box.html.haml_spec.rb
+++ b/spec/views/devise/shared/_signin_box.html.haml_spec.rb
@@ -6,6 +6,7 @@ describe 'devise/shared/_signin_box' do
       stub_devise
       assign(:ldap_servers, [])
       allow(view).to receive(:current_application_settings).and_return(Gitlab::CurrentSettings.current_application_settings)
+      allow(view).to receive(:captcha_enabled?).and_return(false)
     end
 
     it 'is shown when Crowd is enabled' do
diff --git a/spec/views/errors/access_denied.html.haml_spec.rb b/spec/views/errors/access_denied.html.haml_spec.rb
new file mode 100644
index 00000000000..bde2f6f0169
--- /dev/null
+++ b/spec/views/errors/access_denied.html.haml_spec.rb
@@ -0,0 +1,7 @@
+require 'spec_helper'
+
+describe 'errors/access_denied' do
+  it 'does not fail to render when there is no message provided' do
+    expect { render }.not_to raise_error
+  end
+end
diff --git a/spec/views/projects/settings/ci_cd/_autodevops_form.html.haml_spec.rb b/spec/views/projects/settings/ci_cd/_autodevops_form.html.haml_spec.rb
index d15391911c1..cb1b9e6f5fb 100644
--- a/spec/views/projects/settings/ci_cd/_autodevops_form.html.haml_spec.rb
+++ b/spec/views/projects/settings/ci_cd/_autodevops_form.html.haml_spec.rb
@@ -12,7 +12,7 @@ describe 'projects/settings/ci_cd/_autodevops_form' do
       it 'shows warning message' do
         render
 
-        expect(rendered).to have_css('.settings-message')
+        expect(rendered).to have_css('.auto-devops-warning-message')
         expect(rendered).to have_text('Auto Review Apps and Auto Deploy need a domain name and a')
         expect(rendered).to have_link('Kubernetes cluster')
       end
@@ -26,7 +26,7 @@ describe 'projects/settings/ci_cd/_autodevops_form' do
       it 'shows warning message' do
         render
 
-        expect(rendered).to have_css('.settings-message')
+        expect(rendered).to have_css('.auto-devops-warning-message')
         expect(rendered).to have_text('Auto Review Apps and Auto Deploy need a')
         expect(rendered).to have_link('Kubernetes cluster')
       end
@@ -42,7 +42,7 @@ describe 'projects/settings/ci_cd/_autodevops_form' do
       it 'shows warning message' do
         render
 
-        expect(rendered).to have_css('.settings-message')
+        expect(rendered).to have_css('.auto-devops-warning-message')
         expect(rendered).to have_text('Auto Review Apps and Auto Deploy need a domain name to work correctly.')
       end
     end
@@ -55,7 +55,7 @@ describe 'projects/settings/ci_cd/_autodevops_form' do
       it 'does not show warning message' do
         render
 
-        expect(rendered).not_to have_css('.settings-message')
+        expect(rendered).not_to have_css('.auto-devops-warning-message')
       end
     end
   end
diff --git a/spec/workers/ci/archive_traces_cron_worker_spec.rb b/spec/workers/ci/archive_traces_cron_worker_spec.rb
new file mode 100644
index 00000000000..9af51b7d4d8
--- /dev/null
+++ b/spec/workers/ci/archive_traces_cron_worker_spec.rb
@@ -0,0 +1,59 @@
+require 'spec_helper'
+
+describe Ci::ArchiveTracesCronWorker do
+  subject { described_class.new.perform }
+
+  before do
+    stub_feature_flags(ci_enable_live_trace: true)
+  end
+
+  shared_examples_for 'archives trace' do
+    it do
+      subject
+
+      build.reload
+      expect(build.job_artifacts_trace).to be_exist
+    end
+  end
+
+  shared_examples_for 'does not archive trace' do
+    it do
+      subject
+
+      build.reload
+      expect(build.job_artifacts_trace).to be_nil
+    end
+  end
+
+  context 'when a job was succeeded' do
+    let!(:build) { create(:ci_build, :success, :trace_live) }
+
+    it_behaves_like 'archives trace'
+
+    context 'when archive raised an exception' do
+      let!(:build) { create(:ci_build, :success, :trace_artifact, :trace_live) }
+      let!(:build2) { create(:ci_build, :success, :trace_live) }
+
+      it 'archives valid targets' do
+        expect(Rails.logger).to receive(:error).with("Failed to archive stale live trace. id: #{build.id} message: Already archived")
+
+        subject
+
+        build2.reload
+        expect(build2.job_artifacts_trace).to be_exist
+      end
+    end
+  end
+
+  context 'when a job was cancelled' do
+    let!(:build) { create(:ci_build, :canceled, :trace_live) }
+
+    it_behaves_like 'archives trace'
+  end
+
+  context 'when a job is running' do
+    let!(:build) { create(:ci_build, :running, :trace_live) }
+
+    it_behaves_like 'does not archive trace'
+  end
+end
diff --git a/spec/workers/delete_diff_files_worker_spec.rb b/spec/workers/delete_diff_files_worker_spec.rb
new file mode 100644
index 00000000000..e0edd313922
--- /dev/null
+++ b/spec/workers/delete_diff_files_worker_spec.rb
@@ -0,0 +1,41 @@
+require 'spec_helper'
+
+describe DeleteDiffFilesWorker do
+  describe '#perform' do
+    let(:merge_request) { create(:merge_request) }
+    let(:merge_request_diff) { merge_request.merge_request_diff }
+
+    it 'deletes all merge request diff files' do
+      expect { described_class.new.perform(merge_request_diff.id) }
+        .to change { merge_request_diff.merge_request_diff_files.count }
+        .from(20).to(0)
+    end
+
+    it 'updates state to without_files' do
+      expect { described_class.new.perform(merge_request_diff.id) }
+        .to change { merge_request_diff.reload.state }
+        .from('collected').to('without_files')
+    end
+
+    it 'does nothing if diff was already marked as "without_files"' do
+      merge_request_diff.clean!
+
+      expect_any_instance_of(MergeRequestDiff).not_to receive(:clean!)
+
+      described_class.new.perform(merge_request_diff.id)
+    end
+
+    it 'rollsback if something goes wrong' do
+      expect(MergeRequestDiffFile).to receive_message_chain(:where, :delete_all)
+        .and_raise
+
+      expect { described_class.new.perform(merge_request_diff.id) }
+        .to raise_error
+
+      merge_request_diff.reload
+
+      expect(merge_request_diff.state).to eq('collected')
+      expect(merge_request_diff.merge_request_diff_files.count).to eq(20)
+    end
+  end
+end
diff --git a/spec/workers/delete_user_worker_spec.rb b/spec/workers/delete_user_worker_spec.rb
index 36594515005..06d9e125105 100644
--- a/spec/workers/delete_user_worker_spec.rb
+++ b/spec/workers/delete_user_worker_spec.rb
@@ -5,15 +5,17 @@ describe DeleteUserWorker do
   let!(:current_user) { create(:user) }
 
   it "calls the DeleteUserWorker with the params it was given" do
-    expect_any_instance_of(Users::DestroyService).to receive(:execute)
-                                                      .with(user, {})
+    expect_next_instance_of(Users::DestroyService) do |service|
+      expect(service).to receive(:execute).with(user, {})
+    end
 
     described_class.new.perform(current_user.id, user.id)
   end
 
   it "uses symbolized keys" do
-    expect_any_instance_of(Users::DestroyService).to receive(:execute)
-                                                      .with(user, test: "test")
+    expect_next_instance_of(Users::DestroyService) do |service|
+      expect(service).to receive(:execute).with(user, test: "test")
+    end
 
     described_class.new.perform(current_user.id, user.id, "test" => "test")
   end
diff --git a/spec/workers/every_sidekiq_worker_spec.rb b/spec/workers/every_sidekiq_worker_spec.rb
index 9e3b99b3502..2106959e23c 100644
--- a/spec/workers/every_sidekiq_worker_spec.rb
+++ b/spec/workers/every_sidekiq_worker_spec.rb
@@ -13,7 +13,7 @@ describe 'Every Sidekiq worker' do
     file_worker_queues = Gitlab::SidekiqConfig.worker_queues.to_set
 
     worker_queues = Gitlab::SidekiqConfig.workers.map(&:queue).to_set
-    worker_queues << ActionMailer::DeliveryJob.queue_name
+    worker_queues << ActionMailer::DeliveryJob.new.queue_name
     worker_queues << 'default'
 
     missing_from_file = worker_queues - file_worker_queues
diff --git a/spec/workers/git_garbage_collect_worker_spec.rb b/spec/workers/git_garbage_collect_worker_spec.rb
index 74539a7e493..e39dec556fc 100644
--- a/spec/workers/git_garbage_collect_worker_spec.rb
+++ b/spec/workers/git_garbage_collect_worker_spec.rb
@@ -11,36 +11,63 @@ describe GitGarbageCollectWorker do
   subject { described_class.new }
 
   describe "#perform" do
-    shared_examples 'flushing ref caches' do |gitaly|
-      context 'with active lease_uuid' do
+    context 'with active lease_uuid' do
+      before do
+        allow(subject).to receive(:get_lease_uuid).and_return(lease_uuid)
+      end
+
+      it "flushes ref caches when the task if 'gc'" do
+        expect(subject).to receive(:renew_lease).with(lease_key, lease_uuid).and_call_original
+        expect_any_instance_of(Gitlab::GitalyClient::RepositoryService).to receive(:garbage_collect)
+          .and_return(nil)
+        expect_any_instance_of(Repository).to receive(:after_create_branch).and_call_original
+        expect_any_instance_of(Repository).to receive(:branch_names).and_call_original
+        expect_any_instance_of(Repository).to receive(:has_visible_content?).and_call_original
+        expect_any_instance_of(Gitlab::Git::Repository).to receive(:has_visible_content?).and_call_original
+
+        subject.perform(project.id, :gc, lease_key, lease_uuid)
+      end
+    end
+
+    context 'with different lease than the active one' do
+      before do
+        allow(subject).to receive(:get_lease_uuid).and_return(SecureRandom.uuid)
+      end
+
+      it 'returns silently' do
+        expect_any_instance_of(Repository).not_to receive(:after_create_branch).and_call_original
+        expect_any_instance_of(Repository).not_to receive(:branch_names).and_call_original
+        expect_any_instance_of(Repository).not_to receive(:has_visible_content?).and_call_original
+
+        subject.perform(project.id, :gc, lease_key, lease_uuid)
+      end
+    end
+
+    context 'with no active lease' do
+      before do
+        allow(subject).to receive(:get_lease_uuid).and_return(false)
+      end
+
+      context 'when is able to get the lease' do
         before do
-          allow(subject).to receive(:get_lease_uuid).and_return(lease_uuid)
+          allow(subject).to receive(:try_obtain_lease).and_return(SecureRandom.uuid)
         end
 
         it "flushes ref caches when the task if 'gc'" do
-          expect(subject).to receive(:renew_lease).with(lease_key, lease_uuid).and_call_original
-          expect(subject).to receive(:command).with(:gc).and_return([:the, :command])
-
-          if gitaly
-            expect_any_instance_of(Gitlab::GitalyClient::RepositoryService).to receive(:garbage_collect)
-              .and_return(nil)
-          else
-            expect(Gitlab::Popen).to receive(:popen)
-              .with([:the, :command], project.repository.path_to_repo).and_return(["", 0])
-          end
-
+          expect_any_instance_of(Gitlab::GitalyClient::RepositoryService).to receive(:garbage_collect)
+            .and_return(nil)
           expect_any_instance_of(Repository).to receive(:after_create_branch).and_call_original
           expect_any_instance_of(Repository).to receive(:branch_names).and_call_original
           expect_any_instance_of(Repository).to receive(:has_visible_content?).and_call_original
           expect_any_instance_of(Gitlab::Git::Repository).to receive(:has_visible_content?).and_call_original
 
-          subject.perform(project.id, :gc, lease_key, lease_uuid)
+          subject.perform(project.id)
         end
       end
 
-      context 'with different lease than the active one' do
+      context 'when no lease can be obtained' do
         before do
-          allow(subject).to receive(:get_lease_uuid).and_return(SecureRandom.uuid)
+          expect(subject).to receive(:try_obtain_lease).and_return(false)
         end
 
         it 'returns silently' do
@@ -49,65 +76,11 @@ describe GitGarbageCollectWorker do
           expect_any_instance_of(Repository).not_to receive(:branch_names).and_call_original
           expect_any_instance_of(Repository).not_to receive(:has_visible_content?).and_call_original
 
-          subject.perform(project.id, :gc, lease_key, lease_uuid)
-        end
-      end
-
-      context 'with no active lease' do
-        before do
-          allow(subject).to receive(:get_lease_uuid).and_return(false)
-        end
-
-        context 'when is able to get the lease' do
-          before do
-            allow(subject).to receive(:try_obtain_lease).and_return(SecureRandom.uuid)
-          end
-
-          it "flushes ref caches when the task if 'gc'" do
-            expect(subject).to receive(:command).with(:gc).and_return([:the, :command])
-
-            if gitaly
-              expect_any_instance_of(Gitlab::GitalyClient::RepositoryService).to receive(:garbage_collect)
-                .and_return(nil)
-            else
-              expect(Gitlab::Popen).to receive(:popen)
-                .with([:the, :command], project.repository.path_to_repo).and_return(["", 0])
-            end
-
-            expect_any_instance_of(Repository).to receive(:after_create_branch).and_call_original
-            expect_any_instance_of(Repository).to receive(:branch_names).and_call_original
-            expect_any_instance_of(Repository).to receive(:has_visible_content?).and_call_original
-            expect_any_instance_of(Gitlab::Git::Repository).to receive(:has_visible_content?).and_call_original
-
-            subject.perform(project.id)
-          end
-        end
-
-        context 'when no lease can be obtained' do
-          before do
-            expect(subject).to receive(:try_obtain_lease).and_return(false)
-          end
-
-          it 'returns silently' do
-            expect(subject).not_to receive(:command)
-            expect_any_instance_of(Repository).not_to receive(:after_create_branch).and_call_original
-            expect_any_instance_of(Repository).not_to receive(:branch_names).and_call_original
-            expect_any_instance_of(Repository).not_to receive(:has_visible_content?).and_call_original
-
-            subject.perform(project.id)
-          end
+          subject.perform(project.id)
         end
       end
     end
 
-    context "with Gitaly turned on" do
-      it_should_behave_like 'flushing ref caches', true
-    end
-
-    context "with Gitaly turned off", :skip_gitaly_mock do
-      it_should_behave_like 'flushing ref caches', false
-    end
-
     context "repack_full" do
       before do
         expect(subject).to receive(:get_lease_uuid).and_return(lease_uuid)
@@ -218,7 +191,9 @@ describe GitGarbageCollectWorker do
 
   # Create a new commit on a random new branch
   def create_objects(project)
-    rugged = project.repository.rugged
+    rugged = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      project.repository.rugged
+    end
     old_commit = rugged.branches.first.target
     new_commit_sha = Rugged::Commit.create(
       rugged,
@@ -237,7 +212,9 @@ describe GitGarbageCollectWorker do
   end
 
   def packs(project)
-    Dir["#{project.repository.path_to_repo}/objects/pack/*.pack"]
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      Dir["#{project.repository.path_to_repo}/objects/pack/*.pack"]
+    end
   end
 
   def packed_refs(project)
diff --git a/spec/workers/gitlab/github_import/stage/import_lfs_objects_worker_spec.rb b/spec/workers/gitlab/github_import/stage/import_lfs_objects_worker_spec.rb
new file mode 100644
index 00000000000..b19884d7991
--- /dev/null
+++ b/spec/workers/gitlab/github_import/stage/import_lfs_objects_worker_spec.rb
@@ -0,0 +1,28 @@
+require 'spec_helper'
+
+describe Gitlab::GithubImport::Stage::ImportLfsObjectsWorker do
+  let(:project) { create(:project) }
+  let(:worker) { described_class.new }
+
+  describe '#import' do
+    it 'imports all the lfs objects' do
+      importer = double(:importer)
+      waiter = Gitlab::JobWaiter.new(2, '123')
+
+      expect(Gitlab::GithubImport::Importer::LfsObjectsImporter)
+        .to receive(:new)
+        .with(project, nil)
+        .and_return(importer)
+
+      expect(importer)
+        .to receive(:execute)
+        .and_return(waiter)
+
+      expect(Gitlab::GithubImport::AdvanceStageWorker)
+        .to receive(:perform_async)
+        .with(project.id, { '123' => 2 }, :finish)
+
+      worker.import(project)
+    end
+  end
+end
diff --git a/spec/workers/gitlab/github_import/stage/import_notes_worker_spec.rb b/spec/workers/gitlab/github_import/stage/import_notes_worker_spec.rb
index 098d2d55386..94cff9e4e80 100644
--- a/spec/workers/gitlab/github_import/stage/import_notes_worker_spec.rb
+++ b/spec/workers/gitlab/github_import/stage/import_notes_worker_spec.rb
@@ -21,7 +21,7 @@ describe Gitlab::GithubImport::Stage::ImportNotesWorker do
 
       expect(Gitlab::GithubImport::AdvanceStageWorker)
         .to receive(:perform_async)
-        .with(project.id, { '123' => 2 }, :finish)
+        .with(project.id, { '123' => 2 }, :lfs_objects)
 
       worker.import(client, project)
     end
diff --git a/spec/workers/project_cache_worker_spec.rb b/spec/workers/project_cache_worker_spec.rb
index 6b1f2ff3227..8c4daac5f80 100644
--- a/spec/workers/project_cache_worker_spec.rb
+++ b/spec/workers/project_cache_worker_spec.rb
@@ -1,49 +1,58 @@
 require 'spec_helper'
 
 describe ProjectCacheWorker do
+  include ExclusiveLeaseHelpers
+
   let(:worker) { described_class.new }
   let(:project) { create(:project, :repository) }
   let(:statistics) { project.statistics }
+  let(:lease_key) { "project_cache_worker:#{project.id}:update_statistics" }
+  let(:lease_timeout) { ProjectCacheWorker::LEASE_TIMEOUT }
 
-  describe '#perform' do
-    before do
-      allow_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain)
-        .and_return(true)
-    end
+  before do
+    stub_exclusive_lease(lease_key, timeout: lease_timeout)
 
+    allow(Project).to receive(:find_by)
+                        .with(id: project.id)
+                        .and_return(project)
+  end
+
+  describe '#perform' do
     context 'with a non-existing project' do
-      it 'does nothing' do
-        expect(worker).not_to receive(:update_statistics)
+      it 'does not update statistic' do
+        allow(Project).to receive(:find_by).with(id: -1).and_return(nil)
 
-        worker.perform(-1)
+        expect(subject).not_to receive(:update_statistics)
+
+        subject.perform(-1)
       end
     end
 
     context 'with an existing project without a repository' do
-      it 'does nothing' do
-        allow_any_instance_of(Repository).to receive(:exists?).and_return(false)
+      it 'does not update statistics' do
+        allow(project.repository).to receive(:exists?).and_return(false)
 
-        expect(worker).not_to receive(:update_statistics)
+        expect(subject).not_to receive(:update_statistics)
 
-        worker.perform(project.id)
+        subject.perform(project.id)
       end
     end
 
     context 'with an existing project' do
       it 'updates the project statistics' do
-        expect(worker).to receive(:update_statistics)
-          .with(kind_of(Project), %i(repository_size))
-          .and_call_original
+        expect(subject).to receive(:update_statistics)
+                             .with(%w(repository_size))
+                             .and_call_original
 
-        worker.perform(project.id, [], %w(repository_size))
+        subject.perform(project.id, [], %w(repository_size))
       end
 
       it 'refreshes the method caches' do
-        expect_any_instance_of(Repository).to receive(:refresh_method_caches)
-          .with(%i(readme))
-          .and_call_original
+        expect(project.repository).to receive(:refresh_method_caches)
+                                        .with(%i(readme))
+                                        .and_call_original
 
-        worker.perform(project.id, %w(readme))
+        subject.perform(project.id, %w(readme))
       end
 
       context 'with plain readme' do
@@ -51,39 +60,40 @@ describe ProjectCacheWorker do
           allow(MarkupHelper).to receive(:gitlab_markdown?).and_return(false)
           allow(MarkupHelper).to receive(:plain?).and_return(true)
 
-          expect_any_instance_of(Repository).to receive(:refresh_method_caches)
-                                                  .with(%i(readme))
-                                                  .and_call_original
-          worker.perform(project.id, %w(readme))
+          expect(project.repository).to receive(:refresh_method_caches)
+                                          .with(%i(readme))
+                                          .and_call_original
+
+          subject.perform(project.id, %w(readme))
         end
       end
     end
-  end
 
-  describe '#update_statistics' do
     context 'when a lease could not be obtained' do
       it 'does not update the repository size' do
-        allow(worker).to receive(:try_obtain_lease_for)
-          .with(project.id, :update_statistics)
-          .and_return(false)
+        stub_exclusive_lease_taken(lease_key, timeout: lease_timeout)
 
-        expect(statistics).not_to receive(:refresh!)
+        expect(project.statistics).not_to receive(:refresh!)
 
-        worker.update_statistics(project)
+        subject.perform(project.id, [], %w(repository_size))
       end
     end
 
     context 'when a lease could be obtained' do
       it 'updates the project statistics' do
-        allow(worker).to receive(:try_obtain_lease_for)
-          .with(project.id, :update_statistics)
-          .and_return(true)
+        stub_exclusive_lease(lease_key, timeout: lease_timeout)
+
+        expect(project.statistics).to receive(:refresh!)
+                                        .with(only: %i(repository_size))
+                                        .and_call_original
+
+        subject.perform(project.id, [], %i(repository_size))
+      end
 
-        expect(statistics).to receive(:refresh!)
-          .with(only: %i(repository_size))
-          .and_call_original
+      it 'cancels the lease after statistics has been updated' do
+        expect(subject).to receive(:release_lease).with('uuid')
 
-        worker.update_statistics(project, %i(repository_size))
+        subject.perform(project.id, [], %i(repository_size))
       end
     end
   end
diff --git a/spec/workers/project_destroy_worker_spec.rb b/spec/workers/project_destroy_worker_spec.rb
index f19c9dff941..42e1d86e3bb 100644
--- a/spec/workers/project_destroy_worker_spec.rb
+++ b/spec/workers/project_destroy_worker_spec.rb
@@ -2,7 +2,11 @@ require 'spec_helper'
 
 describe ProjectDestroyWorker do
   let(:project) { create(:project, :repository, pending_delete: true) }
-  let(:path) { project.repository.path_to_repo }
+  let(:path) do
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      project.repository.path_to_repo
+    end
+  end
 
   subject { described_class.new }
 
diff --git a/spec/workers/project_migrate_hashed_storage_worker_spec.rb b/spec/workers/project_migrate_hashed_storage_worker_spec.rb
index 2e3951e7afc..9551e358af1 100644
--- a/spec/workers/project_migrate_hashed_storage_worker_spec.rb
+++ b/spec/workers/project_migrate_hashed_storage_worker_spec.rb
@@ -1,53 +1,47 @@
 require 'spec_helper'
 
 describe ProjectMigrateHashedStorageWorker, :clean_gitlab_redis_shared_state do
+  include ExclusiveLeaseHelpers
+
   describe '#perform' do
     let(:project) { create(:project, :empty_repo) }
-    let(:pending_delete_project) { create(:project, :empty_repo, pending_delete: true) }
+    let(:lease_key) { "project_migrate_hashed_storage_worker:#{project.id}" }
+    let(:lease_timeout) { ProjectMigrateHashedStorageWorker::LEASE_TIMEOUT }
+
+    it 'skips when project no longer exists' do
+      expect(::Projects::HashedStorageMigrationService).not_to receive(:new)
+
+      subject.perform(-1)
+    end
 
-    context 'when have exclusive lease' do
-      before do
-        lease = subject.lease_for(project.id)
+    it 'skips when project is pending delete' do
+      pending_delete_project = create(:project, :empty_repo, pending_delete: true)
 
-        allow(Gitlab::ExclusiveLease).to receive(:new).and_return(lease)
-        allow(lease).to receive(:try_obtain).and_return(true)
-      end
+      expect(::Projects::HashedStorageMigrationService).not_to receive(:new)
 
-      it 'skips when project no longer exists' do
-        nonexistent_id = 999999999999
+      subject.perform(pending_delete_project.id)
+    end
 
-        expect(::Projects::HashedStorageMigrationService).not_to receive(:new)
-        subject.perform(nonexistent_id)
-      end
+    it 'delegates removal to service class when have exclusive lease' do
+      stub_exclusive_lease(lease_key, 'uuid', timeout: lease_timeout)
 
-      it 'skips when project is pending delete' do
-        expect(::Projects::HashedStorageMigrationService).not_to receive(:new)
+      migration_service = spy
 
-        subject.perform(pending_delete_project.id)
-      end
+      allow(::Projects::HashedStorageMigrationService)
+        .to receive(:new).with(project, subject.logger)
+        .and_return(migration_service)
 
-      it 'delegates removal to service class' do
-        service = double('service')
-        expect(::Projects::HashedStorageMigrationService).to receive(:new).with(project, subject.logger).and_return(service)
-        expect(service).to receive(:execute)
+      subject.perform(project.id)
 
-        subject.perform(project.id)
-      end
+      expect(migration_service).to have_received(:execute)
     end
 
-    context 'when dont have exclusive lease' do
-      before do
-        lease = subject.lease_for(project.id)
-
-        allow(Gitlab::ExclusiveLease).to receive(:new).and_return(lease)
-        allow(lease).to receive(:try_obtain).and_return(false)
-      end
+    it 'skips when dont have lease when dont have exclusive lease' do
+      stub_exclusive_lease_taken(lease_key, timeout: lease_timeout)
 
-      it 'skips when dont have lease' do
-        expect(::Projects::HashedStorageMigrationService).not_to receive(:new)
+      expect(::Projects::HashedStorageMigrationService).not_to receive(:new)
 
-        subject.perform(project.id)
-      end
+      subject.perform(project.id)
     end
   end
 end
diff --git a/spec/workers/propagate_service_template_worker_spec.rb b/spec/workers/propagate_service_template_worker_spec.rb
index b8b65ead9b3..af1fb80a51d 100644
--- a/spec/workers/propagate_service_template_worker_spec.rb
+++ b/spec/workers/propagate_service_template_worker_spec.rb
@@ -1,29 +1,29 @@
 require 'spec_helper'
 
 describe PropagateServiceTemplateWorker do
-  let!(:service_template) do
-    PushoverService.create(
-      template: true,
-      active: true,
-      properties: {
-        device: 'MyDevice',
-        sound: 'mic',
-        priority: 4,
-        user_key: 'asdf',
-        api_key: '123456789'
-      })
-  end
-
-  before do
-    allow_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain)
-      .and_return(true)
-  end
+  include ExclusiveLeaseHelpers
 
   describe '#perform' do
     it 'calls the propagate service with the template' do
-      expect(Projects::PropagateServiceTemplate).to receive(:propagate).with(service_template)
+      template = PushoverService.create(
+        template: true,
+        active: true,
+        properties: {
+          device: 'MyDevice',
+          sound: 'mic',
+          priority: 4,
+          user_key: 'asdf',
+          api_key: '123456789'
+        })
+
+      stub_exclusive_lease("propagate_service_template_worker:#{template.id}",
+        timeout: PropagateServiceTemplateWorker::LEASE_TIMEOUT)
+
+      expect(Projects::PropagateServiceTemplate)
+        .to receive(:propagate)
+        .with(template)
 
-      subject.perform(service_template.id)
+      subject.perform(template.id)
     end
   end
 end
diff --git a/spec/workers/prune_web_hook_logs_worker_spec.rb b/spec/workers/prune_web_hook_logs_worker_spec.rb
new file mode 100644
index 00000000000..d7d64a1f641
--- /dev/null
+++ b/spec/workers/prune_web_hook_logs_worker_spec.rb
@@ -0,0 +1,22 @@
+require 'spec_helper'
+
+describe PruneWebHookLogsWorker do
+  describe '#perform' do
+    before do
+      hook = create(:project_hook)
+
+      5.times do
+        create(:web_hook_log, web_hook: hook, created_at: 5.months.ago)
+      end
+
+      create(:web_hook_log, web_hook: hook, response_status: '404')
+    end
+
+    it 'removes all web hook logs older than one month' do
+      described_class.new.perform
+
+      expect(WebHookLog.count).to eq(1)
+      expect(WebHookLog.first.response_status).to eq('404')
+    end
+  end
+end
diff --git a/spec/workers/repository_check/batch_worker_spec.rb b/spec/workers/repository_check/batch_worker_spec.rb
index 6cd27d2fafb..6bc551be9ad 100644
--- a/spec/workers/repository_check/batch_worker_spec.rb
+++ b/spec/workers/repository_check/batch_worker_spec.rb
@@ -1,14 +1,19 @@
 require 'spec_helper'
 
 describe RepositoryCheck::BatchWorker do
+  let(:shard_name) { 'default' }
   subject { described_class.new }
 
+  before do
+    Gitlab::ShardHealthCache.update([shard_name])
+  end
+
   it 'prefers projects that have never been checked' do
     projects = create_list(:project, 3, created_at: 1.week.ago)
     projects[0].update_column(:last_repository_check_at, 4.months.ago)
     projects[2].update_column(:last_repository_check_at, 3.months.ago)
 
-    expect(subject.perform).to eq(projects.values_at(1, 0, 2).map(&:id))
+    expect(subject.perform(shard_name)).to eq(projects.values_at(1, 0, 2).map(&:id))
   end
 
   it 'sorts projects by last_repository_check_at' do
@@ -17,7 +22,7 @@ describe RepositoryCheck::BatchWorker do
     projects[1].update_column(:last_repository_check_at, 4.months.ago)
     projects[2].update_column(:last_repository_check_at, 3.months.ago)
 
-    expect(subject.perform).to eq(projects.values_at(1, 2, 0).map(&:id))
+    expect(subject.perform(shard_name)).to eq(projects.values_at(1, 2, 0).map(&:id))
   end
 
   it 'excludes projects that were checked recently' do
@@ -26,7 +31,14 @@ describe RepositoryCheck::BatchWorker do
     projects[1].update_column(:last_repository_check_at, 2.months.ago)
     projects[2].update_column(:last_repository_check_at, 3.days.ago)
 
-    expect(subject.perform).to eq([projects[1].id])
+    expect(subject.perform(shard_name)).to eq([projects[1].id])
+  end
+
+  it 'excludes projects on another shard' do
+    projects = create_list(:project, 2, created_at: 1.week.ago)
+    projects[0].update_column(:repository_storage, 'other')
+
+    expect(subject.perform(shard_name)).to eq([projects[1].id])
   end
 
   it 'does nothing when repository checks are disabled' do
@@ -34,13 +46,20 @@ describe RepositoryCheck::BatchWorker do
 
     stub_application_setting(repository_checks_enabled: false)
 
-    expect(subject.perform).to eq(nil)
+    expect(subject.perform(shard_name)).to eq(nil)
+  end
+
+  it 'does nothing when shard is unhealthy' do
+    shard_name = 'broken'
+    create(:project, created_at: 1.week.ago, repository_storage: shard_name)
+
+    expect(subject.perform(shard_name)).to eq(nil)
   end
 
   it 'skips projects created less than 24 hours ago' do
     project = create(:project)
     project.update_column(:created_at, 23.hours.ago)
 
-    expect(subject.perform).to eq([])
+    expect(subject.perform(shard_name)).to eq([])
   end
 end
diff --git a/spec/workers/repository_check/dispatch_worker_spec.rb b/spec/workers/repository_check/dispatch_worker_spec.rb
new file mode 100644
index 00000000000..20a4f1f5344
--- /dev/null
+++ b/spec/workers/repository_check/dispatch_worker_spec.rb
@@ -0,0 +1,36 @@
+require 'spec_helper'
+
+describe RepositoryCheck::DispatchWorker do
+  subject { described_class.new }
+
+  it 'does nothing when repository checks are disabled' do
+    stub_application_setting(repository_checks_enabled: false)
+
+    expect(RepositoryCheck::BatchWorker).not_to receive(:perform_async)
+
+    subject.perform
+  end
+
+  it 'dispatches work to RepositoryCheck::BatchWorker' do
+    expect(RepositoryCheck::BatchWorker).to receive(:perform_async).at_least(:once)
+
+    subject.perform
+  end
+
+  context 'with unhealthy shard' do
+    let(:default_shard_name) { 'default' }
+    let(:unhealthy_shard_name) { 'unhealthy' }
+    let(:default_shard) { Gitlab::HealthChecks::Result.new(true, nil, shard: default_shard_name) }
+    let(:unhealthy_shard) { Gitlab::HealthChecks::Result.new(false, '14:Connect Failed', shard: unhealthy_shard_name) }
+
+    before do
+      allow(Gitlab::HealthChecks::GitalyCheck).to receive(:readiness).and_return([default_shard, unhealthy_shard])
+    end
+
+    it 'only triggers RepositoryCheck::BatchWorker for healthy shards' do
+      expect(RepositoryCheck::BatchWorker).to receive(:perform_async).with('default')
+
+      subject.perform
+    end
+  end
+end
diff --git a/spec/workers/repository_check/single_repository_worker_spec.rb b/spec/workers/repository_check/single_repository_worker_spec.rb
index a021235aed6..22fc64c1536 100644
--- a/spec/workers/repository_check/single_repository_worker_spec.rb
+++ b/spec/workers/repository_check/single_repository_worker_spec.rb
@@ -88,7 +88,9 @@ describe RepositoryCheck::SingleRepositoryWorker do
   end
 
   def break_wiki(project)
-    break_repo(wiki_path(project))
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      break_repo(wiki_path(project))
+    end
   end
 
   def wiki_path(project)
@@ -96,7 +98,9 @@ describe RepositoryCheck::SingleRepositoryWorker do
   end
 
   def break_project(project)
-    break_repo(project.repository.path_to_repo)
+    Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      break_repo(project.repository.path_to_repo)
+    end
   end
 
   def break_repo(repo)
diff --git a/spec/workers/repository_fork_worker_spec.rb b/spec/workers/repository_fork_worker_spec.rb
index 4b3c1736ea0..ac8716ecfb1 100644
--- a/spec/workers/repository_fork_worker_spec.rb
+++ b/spec/workers/repository_fork_worker_spec.rb
@@ -55,10 +55,15 @@ describe RepositoryForkWorker do
       it 'flushes various caches' do
         expect_fork_repository.and_return(true)
 
-        expect_any_instance_of(Repository).to receive(:expire_emptiness_caches)
+        # Works around https://github.com/rspec/rspec-mocks/issues/910
+        expect(Project).to receive(:find).with(fork_project.id).and_return(fork_project)
+        expect(fork_project.repository).to receive(:expire_emptiness_caches)
           .and_call_original
-
-        expect_any_instance_of(Repository).to receive(:expire_exists_cache)
+        expect(fork_project.repository).to receive(:expire_exists_cache)
+          .and_call_original
+        expect(fork_project.wiki.repository).to receive(:expire_emptiness_caches)
+          .and_call_original
+        expect(fork_project.wiki.repository).to receive(:expire_exists_cache)
           .and_call_original
 
         perform!
@@ -87,13 +92,6 @@ describe RepositoryForkWorker do
       end
 
       it_behaves_like 'RepositoryForkWorker performing'
-
-      it 'logs a message about forking with old-style arguments' do
-        allow(Rails.logger).to receive(:info).with(anything) # To compensate for other logs
-        expect(Rails.logger).to receive(:info).with("Project #{fork_project.id} is being forked using old-style arguments.")
-
-        perform!
-      end
     end
   end
 end
diff --git a/spec/workers/repository_import_worker_spec.rb b/spec/workers/repository_import_worker_spec.rb
index 84d1b38ef19..f0884ad0aff 100644
--- a/spec/workers/repository_import_worker_spec.rb
+++ b/spec/workers/repository_import_worker_spec.rb
@@ -22,8 +22,11 @@ describe RepositoryImportWorker do
         expect_any_instance_of(Projects::ImportService).to receive(:execute)
           .and_return({ status: :ok })
 
-        expect_any_instance_of(Repository).to receive(:expire_emptiness_caches)
-        expect_any_instance_of(Project).to receive(:import_finish)
+        # Works around https://github.com/rspec/rspec-mocks/issues/910
+        expect(Project).to receive(:find).with(project.id).and_return(project)
+        expect(project.repository).to receive(:expire_emptiness_caches)
+        expect(project.wiki.repository).to receive(:expire_emptiness_caches)
+        expect(project).to receive(:import_finish)
 
         subject.perform(project.id)
       end
@@ -34,9 +37,11 @@ describe RepositoryImportWorker do
         expect_any_instance_of(Projects::ImportService).to receive(:execute)
           .and_return({ status: :ok })
 
-        expect_any_instance_of(Project).to receive(:after_import).and_call_original
-        expect_any_instance_of(Repository).to receive(:expire_emptiness_caches)
-        expect_any_instance_of(Project).to receive(:import_finish)
+        # Works around https://github.com/rspec/rspec-mocks/issues/910
+        expect(Project).to receive(:find).with(project.id).and_return(project)
+        expect(project.repository).to receive(:expire_emptiness_caches)
+        expect(project.wiki.repository).to receive(:expire_emptiness_caches)
+        expect(project).to receive(:import_finish)
 
         subject.perform(project.id)
       end
diff --git a/spec/workers/repository_remove_remote_worker_spec.rb b/spec/workers/repository_remove_remote_worker_spec.rb
index f22d7c1d073..a653f6f926c 100644
--- a/spec/workers/repository_remove_remote_worker_spec.rb
+++ b/spec/workers/repository_remove_remote_worker_spec.rb
@@ -1,50 +1,59 @@
 require 'rails_helper'
 
 describe RepositoryRemoveRemoteWorker do
-  subject(:worker) { described_class.new }
+  include ExclusiveLeaseHelpers
 
   describe '#perform' do
-    let(:remote_name) { 'joe'}
     let!(:project) { create(:project, :repository) }
+    let(:remote_name) { 'joe'}
+    let(:lease_key) { "remove_remote_#{project.id}_#{remote_name}" }
+    let(:lease_timeout) { RepositoryRemoveRemoteWorker::LEASE_TIMEOUT }
 
-    context 'when it cannot obtain lease' do
-      it 'logs error' do
-        allow_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain) { nil }
-
-        expect_any_instance_of(Repository).not_to receive(:remove_remote)
-        expect(worker).to receive(:log_error).with('Cannot obtain an exclusive lease. There must be another instance already in execution.')
-
-        worker.perform(project.id, remote_name)
-      end
+    it 'returns nil when project does not exist' do
+      expect(subject.perform(-1, 'remote_name')).to be_nil
     end
 
-    context 'when it gets the lease' do
+    context 'when project exists' do
       before do
-        allow_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain).and_return(true)
+        allow(Project)
+          .to receive(:find_by)
+          .with(id: project.id)
+          .and_return(project)
       end
 
-      context 'when project does not exist' do
-        it 'returns nil' do
-          expect(worker.perform(-1, 'remote_name')).to be_nil
-        end
-      end
+      it 'does not remove remote when cannot obtain lease' do
+        stub_exclusive_lease_taken(lease_key, timeout: lease_timeout)
 
-      context 'when project exists' do
-        it 'removes remote from repository' do
-          masterrev = project.repository.find_branch('master').dereferenced_target
+        expect(project.repository)
+          .not_to receive(:remove_remote)
 
-          create_remote_branch(remote_name, 'remote_branch', masterrev)
+        expect(subject)
+          .to receive(:log_error)
+          .with('Cannot obtain an exclusive lease. There must be another instance already in execution.')
 
-          expect_any_instance_of(Repository).to receive(:remove_remote).with(remote_name).and_call_original
+        subject.perform(project.id, remote_name)
+      end
+
+      it 'removes remote from repository when obtain a lease' do
+        stub_exclusive_lease(lease_key, timeout: lease_timeout)
+        masterrev = project.repository.find_branch('master').dereferenced_target
+        create_remote_branch(remote_name, 'remote_branch', masterrev)
+
+        expect(project.repository)
+          .to receive(:remove_remote)
+          .with(remote_name)
+          .and_call_original
 
-          worker.perform(project.id, remote_name)
-        end
+        subject.perform(project.id, remote_name)
       end
     end
   end
 
   def create_remote_branch(remote_name, branch_name, target)
-    rugged = project.repository.rugged
+    rugged = Gitlab::GitalyClient::StorageSettings.allow_disk_access do
+      project.repository.rugged
+    end
+
     rugged.references.create("refs/remotes/#{remote_name}/#{branch_name}", target.id)
   end
 end
diff --git a/spec/workers/storage_migrator_worker_spec.rb b/spec/workers/storage_migrator_worker_spec.rb
index ff625164142..815432aacce 100644
--- a/spec/workers/storage_migrator_worker_spec.rb
+++ b/spec/workers/storage_migrator_worker_spec.rb
@@ -2,29 +2,24 @@ require 'spec_helper'
 
 describe StorageMigratorWorker do
   subject(:worker) { described_class.new }
-  let(:projects) { create_list(:project, 2, :legacy_storage) }
+  let(:projects) { create_list(:project, 2, :legacy_storage, :empty_repo) }
+  let(:ids) { projects.map(&:id) }
 
   describe '#perform' do
-    let(:ids) { projects.map(&:id) }
+    it 'delegates to MigratorService' do
+      expect_any_instance_of(Gitlab::HashedStorage::Migrator).to receive(:bulk_migrate).with(5, 10)
 
-    it 'enqueue jobs to ProjectMigrateHashedStorageWorker' do
-      expect(ProjectMigrateHashedStorageWorker).to receive(:perform_async).twice
-
-      worker.perform(ids.min, ids.max)
+      worker.perform(5, 10)
     end
 
-    it 'sets projects as read only' do
-      allow(ProjectMigrateHashedStorageWorker).to receive(:perform_async).twice
-      worker.perform(ids.min, ids.max)
+    it 'migrates projects in the specified range' do
+      Sidekiq::Testing.inline! do
+        worker.perform(ids.min, ids.max)
+      end
 
       projects.each do |project|
-        expect(project.reload.repository_read_only?).to be_truthy
+        expect(project.reload.hashed_storage?(:attachments)).to be_truthy
       end
     end
-
-    it 'rescues and log exceptions' do
-      allow_any_instance_of(Project).to receive(:migrate_to_hashed_storage!).and_raise(StandardError)
-      expect { worker.perform(ids.min, ids.max) }.not_to raise_error
-    end
   end
 end
diff --git a/spec/workers/stuck_ci_jobs_worker_spec.rb b/spec/workers/stuck_ci_jobs_worker_spec.rb
index bdc64c6785b..856886e3df5 100644
--- a/spec/workers/stuck_ci_jobs_worker_spec.rb
+++ b/spec/workers/stuck_ci_jobs_worker_spec.rb
@@ -1,14 +1,21 @@
 require 'spec_helper'
 
 describe StuckCiJobsWorker do
+  include ExclusiveLeaseHelpers
+
   let!(:runner) { create :ci_runner }
   let!(:job) { create :ci_build, runner: runner }
-  let(:worker) { described_class.new }
-  let(:exclusive_lease_uuid) { SecureRandom.uuid }
+  let(:trace_lease_key) { "trace:archive:#{job.id}" }
+  let(:trace_lease_uuid) { SecureRandom.uuid }
+  let(:worker_lease_key) { StuckCiJobsWorker::EXCLUSIVE_LEASE_KEY }
+  let(:worker_lease_uuid) { SecureRandom.uuid }
+
+  subject(:worker) { described_class.new }
 
   before do
+    stub_exclusive_lease(worker_lease_key, worker_lease_uuid)
+    stub_exclusive_lease(trace_lease_key, trace_lease_uuid)
     job.update!(status: status, updated_at: updated_at)
-    allow_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain).and_return(exclusive_lease_uuid)
   end
 
   shared_examples 'job is dropped' do
@@ -44,16 +51,19 @@ describe StuckCiJobsWorker do
 
       context 'when job was not updated for more than 1 day ago' do
         let(:updated_at) { 2.days.ago }
+
         it_behaves_like 'job is dropped'
       end
 
       context 'when job was updated in less than 1 day ago' do
         let(:updated_at) { 6.hours.ago }
+
         it_behaves_like 'job is unchanged'
       end
 
       context 'when job was not updated for more than 1 hour ago' do
         let(:updated_at) { 2.hours.ago }
+
         it_behaves_like 'job is unchanged'
       end
     end
@@ -65,11 +75,14 @@ describe StuckCiJobsWorker do
 
       context 'when job was not updated for more than 1 hour ago' do
         let(:updated_at) { 2.hours.ago }
+
         it_behaves_like 'job is dropped'
       end
 
-      context 'when job was updated in less than 1 hour ago' do
+      context 'when job was updated in less than 1
+       hour ago' do
         let(:updated_at) { 30.minutes.ago }
+
         it_behaves_like 'job is unchanged'
       end
     end
@@ -80,11 +93,13 @@ describe StuckCiJobsWorker do
 
     context 'when job was not updated for more than 1 hour ago' do
       let(:updated_at) { 2.hours.ago }
+
       it_behaves_like 'job is dropped'
     end
 
     context 'when job was updated in less than 1 hour ago' do
       let(:updated_at) { 30.minutes.ago }
+
       it_behaves_like 'job is unchanged'
     end
   end
@@ -93,6 +108,7 @@ describe StuckCiJobsWorker do
     context "when job is #{status}" do
       let(:status) { status }
       let(:updated_at) { 2.days.ago }
+
       it_behaves_like 'job is unchanged'
     end
   end
@@ -119,20 +135,26 @@ describe StuckCiJobsWorker do
     it 'is guard by exclusive lease when executed concurrently' do
       expect(worker).to receive(:drop).at_least(:once).and_call_original
       expect(worker2).not_to receive(:drop)
+
       worker.perform
-      allow_any_instance_of(Gitlab::ExclusiveLease).to receive(:try_obtain).and_return(false)
+
+      stub_exclusive_lease_taken(worker_lease_key)
+
       worker2.perform
     end
 
     it 'can be executed in sequence' do
       expect(worker).to receive(:drop).at_least(:once).and_call_original
       expect(worker2).to receive(:drop).at_least(:once).and_call_original
+
       worker.perform
       worker2.perform
     end
 
-    it 'cancels exclusive lease after worker perform' do
-      expect(Gitlab::ExclusiveLease).to receive(:cancel).with(described_class::EXCLUSIVE_LEASE_KEY, exclusive_lease_uuid)
+    it 'cancels exclusive leases after worker perform' do
+      expect_to_cancel_exclusive_lease(trace_lease_key, trace_lease_uuid)
+      expect_to_cancel_exclusive_lease(worker_lease_key, worker_lease_uuid)
+
       worker.perform
     end
   end
diff --git a/spec/workers/update_merge_requests_worker_spec.rb b/spec/workers/update_merge_requests_worker_spec.rb
index 80137815d2b..0b553db0ca4 100644
--- a/spec/workers/update_merge_requests_worker_spec.rb
+++ b/spec/workers/update_merge_requests_worker_spec.rb
@@ -18,13 +18,9 @@ describe UpdateMergeRequestsWorker do
     end
 
     it 'executes MergeRequests::RefreshService with expected values' do
-      expect(MergeRequests::RefreshService).to receive(:new)
-        .with(project, user).and_wrap_original do |method, *args|
-          method.call(*args).tap do |refresh_service|
-            expect(refresh_service)
-              .to receive(:execute).with(oldrev, newrev, ref)
-          end
-        end
+      expect_next_instance_of(MergeRequests::RefreshService, project, user) do |refresh_service|
+        expect(refresh_service).to receive(:execute).with(oldrev, newrev, ref)
+      end
 
       perform
     end