Add latest changes from gitlab-org/gitlab@master

22 files changed, 663 insertions, 137 deletions

diff --git a/spec/factories/error_tracking/detailed_error.rb b/spec/factories/error_tracking/detailed_error.rb
index 07b6c53e3cd..83004ffae38 100644
--- a/spec/factories/error_tracking/detailed_error.rb
+++ b/spec/factories/error_tracking/detailed_error.rb
@@ -1,41 +1,20 @@
 # frozen_string_literal: true
 
 FactoryBot.define do
-  factory :detailed_error_tracking_error, class: 'Gitlab::ErrorTracking::DetailedError' do
-    id { '1' }
-    title { 'title' }
-    type { 'error' }
-    user_count { 1 }
-    count { 2 }
-    first_seen { Time.now.iso8601 }
-    last_seen { Time.now.iso8601 }
-    message { 'message' }
-    culprit { 'culprit' }
-    external_url { 'http://example.com/id' }
+  factory :detailed_error_tracking_error, parent: :error_tracking_error, class: 'Gitlab::ErrorTracking::DetailedError' do
+    gitlab_issue { 'http://gitlab.example.com/issues/1' }
     external_base_url { 'http://example.com' }
-    project_id { 'project1' }
-    project_name { 'project name' }
-    project_slug { 'project_name' }
-    short_id { 'ID' }
-    status { 'unresolved' }
+    first_release_last_commit { '68c914da9' }
+    last_release_last_commit { '9ad419c86' }
+    first_release_short_version { 'abc123' }
+    last_release_short_version { 'abc123' }
+    first_release_version { '12345678' }
     tags do
       {
         level: 'error',
         logger: 'rails'
       }
     end
-    frequency do
-      [
-        [Time.now.to_i, 10]
-      ]
-    end
-    gitlab_issue { 'http://gitlab.example.com/issues/1' }
-    first_release_last_commit { '68c914da9' }
-    last_release_last_commit { '9ad419c86' }
-    first_release_short_version { 'abc123' }
-    last_release_short_version { 'abc123' }
-    first_release_version { '12345678' }
-
     skip_create
   end
 end
diff --git a/spec/factories/error_tracking/error.rb b/spec/factories/error_tracking/error.rb
index 5be1f074555..e5f2e2ca9a7 100644
--- a/spec/factories/error_tracking/error.rb
+++ b/spec/factories/error_tracking/error.rb
@@ -2,13 +2,13 @@
 
 FactoryBot.define do
   factory :error_tracking_error, class: 'Gitlab::ErrorTracking::Error' do
-    id { 'id' }
+    id { '1' }
     title { 'title' }
     type { 'error' }
     user_count { 1 }
     count { 2 }
-    first_seen { Time.now }
-    last_seen { Time.now }
+    first_seen { Time.now.iso8601 }
+    last_seen { Time.now.iso8601 }
     message { 'message' }
     culprit { 'culprit' }
     external_url { 'http://example.com/id' }
@@ -17,7 +17,11 @@ FactoryBot.define do
     project_slug { 'project_name' }
     short_id { 'ID' }
     status { 'unresolved' }
-    frequency { [] }
+    frequency do
+      [
+        [Time.now.to_i, 10]
+      ]
+    end
 
     skip_create
   end
diff --git a/spec/features/issues/move_spec.rb b/spec/features/issues/move_spec.rb
index 7126707affd..831bcf8931e 100644
--- a/spec/features/issues/move_spec.rb
+++ b/spec/features/issues/move_spec.rb
@@ -32,7 +32,7 @@ describe 'issue move to another project' do
     let(:new_project) { create(:project) }
     let(:new_project_search) { create(:project) }
     let(:text) { "Text with #{mr.to_reference}" }
-    let(:cross_reference) { old_project.to_reference(new_project) }
+    let(:cross_reference) { old_project.to_reference_base(new_project) }
 
     before do
       old_project.add_reporter(user)
diff --git a/spec/fixtures/lib/gitlab/import_export/with_duplicates.json b/spec/fixtures/lib/gitlab/import_export/with_duplicates.json
new file mode 100644
index 00000000000..ed2e1821dd3
--- /dev/null
+++ b/spec/fixtures/lib/gitlab/import_export/with_duplicates.json
@@ -0,0 +1,43 @@
+{
+  "simple": 42,
+  "duped_hash_with_id": {
+    "id": 0,
+    "v1": 1
+  },
+  "duped_hash_no_id": {
+    "v1": 1
+  },
+  "duped_array": [
+    "v2"
+  ],
+  "array": [
+    {
+      "duped_hash_with_id": {
+        "id": 0,
+        "v1": 1
+      }
+    },
+    {
+      "duped_array": [
+        "v2"
+      ]
+    },
+    {
+      "duped_hash_no_id": {
+        "v1": 1
+      }
+    }
+  ],
+  "nested": {
+    "duped_hash_with_id": {
+      "id": 0,
+      "v1": 1
+    },
+    "duped_array": [
+      "v2"
+    ],
+    "array": [
+      "don't touch"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/spec/frontend/registry/settings/components/settings_form_spec.js b/spec/frontend/registry/settings/components/settings_form_spec.js
index 996804f6d08..5b81d034e14 100644
--- a/spec/frontend/registry/settings/components/settings_form_spec.js
+++ b/spec/frontend/registry/settings/components/settings_form_spec.js
@@ -1,4 +1,5 @@
 import { mount } from '@vue/test-utils';
+import Tracking from '~/tracking';
 import stubChildren from 'helpers/stub_children';
 import component from '~/registry/settings/components/settings_form.vue';
 import { createStore } from '~/registry/settings/store/';
@@ -15,6 +16,9 @@ describe('Settings Form', () => {
   let dispatchSpy;
 
   const FORM_ELEMENTS_ID_PREFIX = '#expiration-policy';
+  const trackingPayload = {
+    label: 'docker_container_retention_and_expiration_policies',
+  };
 
   const GlLoadingIcon = { name: 'gl-loading-icon-stub', template: '<svg></svg>' };
 
@@ -48,6 +52,7 @@ describe('Settings Form', () => {
     store.dispatch('setInitialState', stringifiedFormOptions);
     dispatchSpy = jest.spyOn(store, 'dispatch');
     mountComponent();
+    jest.spyOn(Tracking, 'event');
   });
 
   afterEach(() => {
@@ -118,15 +123,23 @@ describe('Settings Form', () => {
     beforeEach(() => {
       form = findForm();
     });
-    it('cancel has type reset', () => {
-      expect(findCancelButton().attributes('type')).toBe('reset');
-    });
 
-    it('form reset event call the appropriate function', () => {
-      dispatchSpy.mockReturnValue();
-      form.trigger('reset');
-      // expect.any(Object) is necessary because the event payload is passed to the function
-      expect(dispatchSpy).toHaveBeenCalledWith('resetSettings', expect.any(Object));
+    describe('form cancel event', () => {
+      it('has type reset', () => {
+        expect(findCancelButton().attributes('type')).toBe('reset');
+      });
+
+      it('calls the appropriate function', () => {
+        dispatchSpy.mockReturnValue();
+        form.trigger('reset');
+        expect(dispatchSpy).toHaveBeenCalledWith('resetSettings');
+      });
+
+      it('tracks the reset event', () => {
+        dispatchSpy.mockReturnValue();
+        form.trigger('reset');
+        expect(Tracking.event).toHaveBeenCalledWith(undefined, 'reset_form', trackingPayload);
+      });
     });
 
     it('save has type submit', () => {
@@ -177,6 +190,12 @@ describe('Settings Form', () => {
         expect(dispatchSpy).toHaveBeenCalledWith('saveSettings');
       });
 
+      it('tracks the submit event', () => {
+        dispatchSpy.mockResolvedValue();
+        form.trigger('submit');
+        expect(Tracking.event).toHaveBeenCalledWith(undefined, 'submit_form', trackingPayload);
+      });
+
       it('show a success toast when submit succeed', () => {
         dispatchSpy.mockResolvedValue();
         form.trigger('submit');
diff --git a/spec/graphql/resolvers/error_tracking/sentry_error_collection_resolver_spec.rb b/spec/graphql/resolvers/error_tracking/sentry_error_collection_resolver_spec.rb
new file mode 100644
index 00000000000..3bb8a5c389d
--- /dev/null
+++ b/spec/graphql/resolvers/error_tracking/sentry_error_collection_resolver_spec.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Resolvers::ErrorTracking::SentryErrorCollectionResolver do
+  include GraphqlHelpers
+
+  let_it_be(:project) { create(:project) }
+  let_it_be(:current_user) { create(:user) }
+
+  let(:list_issues_service) { spy('ErrorTracking::ListIssuesService') }
+
+  before do
+    project.add_developer(current_user)
+
+    allow(ErrorTracking::ListIssuesService)
+      .to receive(:new)
+      .and_return list_issues_service
+  end
+
+  describe '#resolve' do
+    it 'returns an error collection object' do
+      expect(resolve_error_collection).to be_a Gitlab::ErrorTracking::ErrorCollection
+    end
+
+    it 'provides the service url' do
+      fake_url = 'http://test.com'
+
+      expect(list_issues_service)
+        .to receive(:external_url)
+        .and_return(fake_url)
+
+      result = resolve_error_collection
+      expect(result.external_url).to eq fake_url
+    end
+
+    it 'provides the project' do
+      expect(resolve_error_collection.project).to eq project
+    end
+  end
+
+  private
+
+  def resolve_error_collection(context = { current_user: current_user })
+    resolve(described_class, obj: project, args: {}, ctx: context)
+  end
+end
diff --git a/spec/graphql/resolvers/error_tracking/sentry_errors_resolver_spec.rb b/spec/graphql/resolvers/error_tracking/sentry_errors_resolver_spec.rb
new file mode 100644
index 00000000000..93f89d077d7
--- /dev/null
+++ b/spec/graphql/resolvers/error_tracking/sentry_errors_resolver_spec.rb
@@ -0,0 +1,103 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Resolvers::ErrorTracking::SentryErrorsResolver do
+  include GraphqlHelpers
+
+  let_it_be(:project) { create(:project) }
+  let_it_be(:current_user) { create(:user) }
+  let_it_be(:error_collection) { Gitlab::ErrorTracking::ErrorCollection.new(project: project) }
+
+  let(:list_issues_service) { spy('ErrorTracking::ListIssuesService') }
+
+  let(:issues) { nil }
+  let(:pagination) { nil }
+
+  describe '#resolve' do
+    context 'insufficient user permission' do
+      let(:user) { create(:user) }
+
+      it 'returns nil' do
+        context = { current_user: user }
+
+        expect(resolve_errors({}, context)).to eq nil
+      end
+    end
+
+    context 'user with permission' do
+      before do
+        project.add_developer(current_user)
+
+        allow(ErrorTracking::ListIssuesService)
+          .to receive(:new)
+          .and_return list_issues_service
+      end
+
+      context 'when after arg given' do
+        let(:after) { "1576029072000:0:0" }
+
+        it 'gives the cursor arg' do
+          expect(ErrorTracking::ListIssuesService)
+            .to receive(:new)
+            .with(project, current_user, { cursor: after })
+            .and_return list_issues_service
+
+          resolve_errors({ after: after })
+        end
+      end
+
+      context 'when no issues fetched' do
+        before do
+          allow(list_issues_service)
+            .to receive(:execute)
+            .and_return(
+              issues: nil
+            )
+        end
+        it 'returns nil' do
+          expect(resolve_errors).to eq nil
+        end
+      end
+
+      context 'when issues returned' do
+        let(:issues) { [:issue_1, :issue_2] }
+        let(:pagination) do
+          {
+            'next' => { 'cursor' => 'next' },
+            'previous' => { 'cursor' => 'prev' }
+          }
+        end
+
+        before do
+          allow(list_issues_service)
+            .to receive(:execute)
+            .and_return(
+              issues: issues,
+              pagination: pagination
+            )
+        end
+
+        it 'sets the issues' do
+          expect(resolve_errors).to contain_exactly(*issues)
+        end
+
+        it 'sets the pagination variables' do
+          result = resolve_errors
+          expect(result.next_cursor).to eq 'next'
+          expect(result.previous_cursor).to eq 'prev'
+        end
+
+        it 'returns an externally paginated array' do
+          expect(resolve_errors).to be_a Gitlab::Graphql::ExternallyPaginatedArray
+        end
+      end
+    end
+  end
+
+  private
+
+  def resolve_errors(args = {}, context = { current_user: current_user })
+    resolve(described_class, obj: error_collection, args: args, ctx: context)
+  end
+end
diff --git a/spec/graphql/types/error_tracking/sentry_error_collection_type_spec.rb b/spec/graphql/types/error_tracking/sentry_error_collection_type_spec.rb
new file mode 100644
index 00000000000..1e6b7f89c08
--- /dev/null
+++ b/spec/graphql/types/error_tracking/sentry_error_collection_type_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe GitlabSchema.types['SentryErrorCollection'] do
+  it { expect(described_class.graphql_name).to eq('SentryErrorCollection') }
+
+  it { expect(described_class).to require_graphql_authorizations(:read_sentry_issue) }
+
+  it 'exposes the expected fields' do
+    expected_fields = %i[
+      errors
+      detailed_error
+      external_url
+    ]
+
+    is_expected.to have_graphql_fields(*expected_fields)
+  end
+
+  describe 'errors field' do
+    subject { described_class.fields['errors'] }
+
+    it 'returns errors' do
+      aggregate_failures 'testing the correct types are returned' do
+        is_expected.to have_graphql_type(Types::ErrorTracking::SentryErrorType.connection_type)
+        is_expected.to have_graphql_extension(Gitlab::Graphql::Extensions::ExternallyPaginatedArrayExtension)
+        is_expected.to have_graphql_resolver(Resolvers::ErrorTracking::SentryErrorsResolver)
+      end
+    end
+  end
+end
diff --git a/spec/graphql/types/error_tracking/sentry_error_type_spec.rb b/spec/graphql/types/error_tracking/sentry_error_type_spec.rb
new file mode 100644
index 00000000000..51acd035024
--- /dev/null
+++ b/spec/graphql/types/error_tracking/sentry_error_type_spec.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe GitlabSchema.types['SentryError'] do
+  it { expect(described_class.graphql_name).to eq('SentryError') }
+
+  it 'exposes the expected fields' do
+    expected_fields = %i[
+      id
+      sentryId
+      title
+      type
+      userCount
+      count
+      firstSeen
+      lastSeen
+      message
+      culprit
+      externalUrl
+      sentryProjectId
+      sentryProjectName
+      sentryProjectSlug
+      shortId
+      status
+      frequency
+    ]
+
+    is_expected.to have_graphql_fields(*expected_fields)
+  end
+end
diff --git a/spec/lib/banzai/filter/commit_range_reference_filter_spec.rb b/spec/lib/banzai/filter/commit_range_reference_filter_spec.rb
index a82b890be42..5cfb0e6e6f7 100644
--- a/spec/lib/banzai/filter/commit_range_reference_filter_spec.rb
+++ b/spec/lib/banzai/filter/commit_range_reference_filter_spec.rb
@@ -229,10 +229,10 @@ describe Banzai::Filter::CommitRangeReferenceFilter do
     end
 
     it 'ignores invalid commit IDs on the referenced project' do
-      exp = act = "Fixed #{project2.to_reference}@#{commit1.id.reverse}...#{commit2.id}"
+      exp = act = "Fixed #{project2.to_reference_base}@#{commit1.id.reverse}...#{commit2.id}"
       expect(reference_filter(act).to_html).to eq exp
 
-      exp = act = "Fixed #{project2.to_reference}@#{commit1.id}...#{commit2.id.reverse}"
+      exp = act = "Fixed #{project2.to_reference_base}@#{commit1.id}...#{commit2.id.reverse}"
       expect(reference_filter(act).to_html).to eq exp
     end
   end
diff --git a/spec/lib/banzai/filter/label_reference_filter_spec.rb b/spec/lib/banzai/filter/label_reference_filter_spec.rb
index 66af26bc51c..82df5064896 100644
--- a/spec/lib/banzai/filter/label_reference_filter_spec.rb
+++ b/spec/lib/banzai/filter/label_reference_filter_spec.rb
@@ -369,7 +369,7 @@ describe Banzai::Filter::LabelReferenceFilter do
     end
 
     context 'with project reference' do
-      let(:reference) { "#{project.to_reference}#{group_label.to_reference(format: :name)}" }
+      let(:reference) { "#{project.to_reference_base}#{group_label.to_reference(format: :name)}" }
 
       it 'links to a valid reference' do
         doc = reference_filter("See #{reference}", project: project)
@@ -385,7 +385,7 @@ describe Banzai::Filter::LabelReferenceFilter do
       end
 
       it 'ignores invalid label names' do
-        exp = act = %(Label #{project.to_reference}#{Label.reference_prefix}"#{group_label.name.reverse}")
+        exp = act = %(Label #{project.to_reference_base}#{Label.reference_prefix}"#{group_label.name.reverse}")
 
         expect(reference_filter(act).to_html).to eq exp
       end
diff --git a/spec/lib/banzai/filter/milestone_reference_filter_spec.rb b/spec/lib/banzai/filter/milestone_reference_filter_spec.rb
index 2fe8c9074df..0c8413adcba 100644
--- a/spec/lib/banzai/filter/milestone_reference_filter_spec.rb
+++ b/spec/lib/banzai/filter/milestone_reference_filter_spec.rb
@@ -367,15 +367,17 @@ describe Banzai::Filter::MilestoneReferenceFilter do
       expect(doc.css('a').first.text).to eq(urls.milestone_url(milestone))
     end
 
-    it 'does not support cross-project references' do
+    it 'does not support cross-project references', :aggregate_failures do
       another_group = create(:group)
       another_project = create(:project, :public, group: group)
-      project_reference = another_project.to_reference(project)
+      project_reference = another_project.to_reference_base(project)
+      input_text = "See #{project_reference}#{reference}"
 
       milestone.update!(group: another_group)
 
-      doc = reference_filter("See #{project_reference}#{reference}")
+      doc = reference_filter(input_text)
 
+      expect(input_text).to match(Milestone.reference_pattern)
       expect(doc.css('a')).to be_empty
     end
 
diff --git a/spec/lib/banzai/filter/project_reference_filter_spec.rb b/spec/lib/banzai/filter/project_reference_filter_spec.rb
index d0b4542d503..a054b79ec03 100644
--- a/spec/lib/banzai/filter/project_reference_filter_spec.rb
+++ b/spec/lib/banzai/filter/project_reference_filter_spec.rb
@@ -10,7 +10,7 @@ describe Banzai::Filter::ProjectReferenceFilter do
   end
 
   def get_reference(project)
-    project.to_reference_with_postfix
+    project.to_reference
   end
 
   let(:project) { create(:project, :public) }
diff --git a/spec/lib/gitlab/gfm/reference_rewriter_spec.rb b/spec/lib/gitlab/gfm/reference_rewriter_spec.rb
index b0d2e049777..a3904f4a97c 100644
--- a/spec/lib/gitlab/gfm/reference_rewriter_spec.rb
+++ b/spec/lib/gitlab/gfm/reference_rewriter_spec.rb
@@ -8,7 +8,7 @@ describe Gitlab::Gfm::ReferenceRewriter do
   let(:new_project) { create(:project, name: 'new-project', group: group) }
   let(:user) { create(:user) }
 
-  let(:old_project_ref) { old_project.to_reference(new_project) }
+  let(:old_project_ref) { old_project.to_reference_base(new_project) }
   let(:text) { 'some text' }
 
   before do
diff --git a/spec/lib/gitlab/import_export/project_tree_loader_spec.rb b/spec/lib/gitlab/import_export/project_tree_loader_spec.rb
new file mode 100644
index 00000000000..b22de5a3f7b
--- /dev/null
+++ b/spec/lib/gitlab/import_export/project_tree_loader_spec.rb
@@ -0,0 +1,49 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Gitlab::ImportExport::ProjectTreeLoader do
+  let(:fixture) { 'spec/fixtures/lib/gitlab/import_export/with_duplicates.json' }
+  let(:project_tree) { JSON.parse(File.read(fixture)) }
+
+  context 'without de-duplicating entries' do
+    let(:parsed_tree) do
+      subject.load(fixture)
+    end
+
+    it 'parses the JSON into the expected tree' do
+      expect(parsed_tree).to eq(project_tree)
+    end
+
+    it 'does not de-duplicate entries' do
+      expect(parsed_tree['duped_hash_with_id']).not_to be(parsed_tree['array'][0]['duped_hash_with_id'])
+    end
+  end
+
+  context 'with de-duplicating entries' do
+    let(:parsed_tree) do
+      subject.load(fixture, dedup_entries: true)
+    end
+
+    it 'parses the JSON into the expected tree' do
+      expect(parsed_tree).to eq(project_tree)
+    end
+
+    it 'de-duplicates equal values' do
+      expect(parsed_tree['duped_hash_with_id']).to be(parsed_tree['array'][0]['duped_hash_with_id'])
+      expect(parsed_tree['duped_hash_with_id']).to be(parsed_tree['nested']['duped_hash_with_id'])
+      expect(parsed_tree['duped_array']).to be(parsed_tree['array'][1]['duped_array'])
+      expect(parsed_tree['duped_array']).to be(parsed_tree['nested']['duped_array'])
+    end
+
+    it 'does not de-duplicate hashes without IDs' do
+      expect(parsed_tree['duped_hash_no_id']).to eq(parsed_tree['array'][2]['duped_hash_no_id'])
+      expect(parsed_tree['duped_hash_no_id']).not_to be(parsed_tree['array'][2]['duped_hash_no_id'])
+    end
+
+    it 'keeps single entries intact' do
+      expect(parsed_tree['simple']).to eq(42)
+      expect(parsed_tree['nested']['array']).to eq(["don't touch"])
+    end
+  end
+end
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 25f70420cda..129f119e148 100644
--- a/spec/lib/gitlab/import_export/project_tree_restorer_spec.rb
+++ b/spec/lib/gitlab/import_export/project_tree_restorer_spec.rb
@@ -450,7 +450,9 @@ describe Gitlab::ImportExport::ProjectTreeRestorer do
   context 'project.json file access check' do
     let(:user) { create(:user) }
     let!(:project) { create(:project, :builds_disabled, :issues_disabled, name: 'project', path: 'project') }
-    let(:project_tree_restorer) { described_class.new(user: user, shared: shared, project: project) }
+    let(:project_tree_restorer) do
+      described_class.new(user: user, shared: shared, project: project)
+    end
     let(:restored_project_json) { project_tree_restorer.restore }
 
     it 'does not read a symlink' do
@@ -725,7 +727,9 @@ describe Gitlab::ImportExport::ProjectTreeRestorer do
     let(:project) { create(:project) }
     let(:user) { create(:user) }
     let(:tree_hash) { { 'visibility_level' => visibility } }
-    let(:restorer) { described_class.new(user: user, shared: shared, project: project) }
+    let(:restorer) do
+      described_class.new(user: user, shared: shared, project: project)
+    end
 
     before do
       expect(restorer).to receive(:read_tree_hash) { tree_hash }
diff --git a/spec/models/project_spec.rb b/spec/models/project_spec.rb
index a1c38a3e668..df32545b90b 100644
--- a/spec/models/project_spec.rb
+++ b/spec/models/project_spec.rb
@@ -131,23 +131,19 @@ describe Project do
     end
 
     context 'when creating a new project' do
-      it 'automatically creates a CI/CD settings row' do
-        project = create(:project)
+      let_it_be(:project) { create(:project) }
 
+      it 'automatically creates a CI/CD settings row' do
         expect(project.ci_cd_settings).to be_an_instance_of(ProjectCiCdSetting)
         expect(project.ci_cd_settings).to be_persisted
       end
 
       it 'automatically creates a container expiration policy row' do
-        project = create(:project)
-
         expect(project.container_expiration_policy).to be_an_instance_of(ContainerExpirationPolicy)
         expect(project.container_expiration_policy).to be_persisted
       end
 
       it 'automatically creates a Pages metadata row' do
-        project = create(:project)
-
         expect(project.pages_metadatum).to be_an_instance_of(ProjectPagesMetadatum)
         expect(project.pages_metadatum).to be_persisted
       end
@@ -532,111 +528,114 @@ describe Project do
     it { is_expected.to delegate_method(:last_pipeline).to(:commit).with_arguments(allow_nil: true) }
   end
 
-  describe '#to_reference_with_postfix' do
-    it 'returns the full path with reference_postfix' do
-      namespace = create(:namespace, path: 'sample-namespace')
-      project = create(:project, path: 'sample-project', namespace: namespace)
-
-      expect(project.to_reference_with_postfix).to eq 'sample-namespace/sample-project>'
-    end
-  end
+  describe 'reference methods' do
+    let_it_be(:owner)     { create(:user, name: 'Gitlab') }
+    let_it_be(:namespace) { create(:namespace, name: 'Sample namespace', path: 'sample-namespace', owner: owner) }
+    let_it_be(:project)   { create(:project, name: 'Sample project', path: 'sample-project', namespace: namespace) }
+    let_it_be(:group)     { create(:group, name: 'Group', path: 'sample-group') }
+    let_it_be(:another_project) { create(:project, namespace: namespace) }
+    let_it_be(:another_namespace_project) { create(:project, name: 'another-project') }
 
-  describe '#to_reference' do
-    let(:owner)     { create(:user, name: 'Gitlab') }
-    let(:namespace) { create(:namespace, path: 'sample-namespace', owner: owner) }
-    let(:project)   { create(:project, path: 'sample-project', namespace: namespace) }
-    let(:group)     { create(:group, name: 'Group', path: 'sample-group') }
+    describe '#to_reference' do
+      it 'returns the path with reference_postfix' do
+        expect(project.to_reference).to eq("#{project.full_path}>")
+      end
 
-    context 'when nil argument' do
-      it 'returns nil' do
-        expect(project.to_reference).to be_nil
+      it 'returns the path with reference_postfix when arg is self' do
+        expect(project.to_reference(project)).to eq("#{project.full_path}>")
       end
-    end
 
-    context 'when full is true' do
-      it 'returns complete path to the project' do
-        expect(project.to_reference(full: true)).to          eq 'sample-namespace/sample-project'
-        expect(project.to_reference(project, full: true)).to eq 'sample-namespace/sample-project'
-        expect(project.to_reference(group, full: true)).to   eq 'sample-namespace/sample-project'
+      it 'returns the full_path with reference_postfix when full' do
+        expect(project.to_reference(full: true)).to eq("#{project.full_path}>")
       end
-    end
 
-    context 'when same project argument' do
-      it 'returns nil' do
-        expect(project.to_reference(project)).to be_nil
+      it 'returns the full_path with reference_postfix when cross-project' do
+        expect(project.to_reference(build_stubbed(:project))).to eq("#{project.full_path}>")
       end
     end
 
-    context 'when cross namespace project argument' do
-      let(:another_namespace_project) { create(:project, name: 'another-project') }
-
-      it 'returns complete path to the project' do
-        expect(project.to_reference(another_namespace_project)).to eq 'sample-namespace/sample-project'
+    describe '#to_reference_base' do
+      context 'when nil argument' do
+        it 'returns nil' do
+          expect(project.to_reference_base).to be_nil
+        end
       end
-    end
 
-    context 'when same namespace / cross-project argument' do
-      let(:another_project) { create(:project, namespace: namespace) }
+      context 'when full is true' do
+        it 'returns complete path to the project', :aggregate_failures do
+          be_full_path = eq('sample-namespace/sample-project')
 
-      it 'returns path to the project' do
-        expect(project.to_reference(another_project)).to eq 'sample-project'
+          expect(project.to_reference_base(full: true)).to be_full_path
+          expect(project.to_reference_base(project, full: true)).to be_full_path
+          expect(project.to_reference_base(group, full: true)).to be_full_path
+        end
       end
-    end
 
-    context 'when different namespace / cross-project argument' do
-      let(:another_namespace) { create(:namespace, path: 'another-namespace', owner: owner) }
-      let(:another_project)   { create(:project, path: 'another-project', namespace: another_namespace) }
+      context 'when same project argument' do
+        it 'returns nil' do
+          expect(project.to_reference_base(project)).to be_nil
+        end
+      end
 
-      it 'returns full path to the project' do
-        expect(project.to_reference(another_project)).to eq 'sample-namespace/sample-project'
+      context 'when cross namespace project argument' do
+        it 'returns complete path to the project' do
+          expect(project.to_reference_base(another_namespace_project)).to eq 'sample-namespace/sample-project'
+        end
       end
-    end
 
-    context 'when argument is a namespace' do
-      context 'with same project path' do
+      context 'when same namespace / cross-project argument' do
         it 'returns path to the project' do
-          expect(project.to_reference(namespace)).to eq 'sample-project'
+          expect(project.to_reference_base(another_project)).to eq 'sample-project'
         end
       end
 
-      context 'with different project path' do
+      context 'when different namespace / cross-project argument with same owner' do
+        let(:another_namespace_same_owner) { create(:namespace, path: 'another-namespace', owner: owner) }
+        let(:another_project_same_owner)   { create(:project, path: 'another-project', namespace: another_namespace_same_owner) }
+
         it 'returns full path to the project' do
-          expect(project.to_reference(group)).to eq 'sample-namespace/sample-project'
+          expect(project.to_reference_base(another_project_same_owner)).to eq 'sample-namespace/sample-project'
         end
       end
-    end
-  end
 
-  describe '#to_human_reference' do
-    let(:owner) { create(:user, name: 'Gitlab') }
-    let(:namespace) { create(:namespace, name: 'Sample namespace', owner: owner) }
-    let(:project) { create(:project, name: 'Sample project', namespace: namespace) }
+      context 'when argument is a namespace' do
+        context 'with same project path' do
+          it 'returns path to the project' do
+            expect(project.to_reference_base(namespace)).to eq 'sample-project'
+          end
+        end
 
-    context 'when nil argument' do
-      it 'returns nil' do
-        expect(project.to_human_reference).to be_nil
+        context 'with different project path' do
+          it 'returns full path to the project' do
+            expect(project.to_reference_base(group)).to eq 'sample-namespace/sample-project'
+          end
+        end
       end
     end
 
-    context 'when same project argument' do
-      it 'returns nil' do
-        expect(project.to_human_reference(project)).to be_nil
+    describe '#to_human_reference' do
+      context 'when nil argument' do
+        it 'returns nil' do
+          expect(project.to_human_reference).to be_nil
+        end
       end
-    end
-
-    context 'when cross namespace project argument' do
-      let(:another_namespace_project) { create(:project, name: 'another-project') }
 
-      it 'returns complete name with namespace of the project' do
-        expect(project.to_human_reference(another_namespace_project)).to eq 'Gitlab / Sample project'
+      context 'when same project argument' do
+        it 'returns nil' do
+          expect(project.to_human_reference(project)).to be_nil
+        end
       end
-    end
 
-    context 'when same namespace / cross-project argument' do
-      let(:another_project) { create(:project, namespace: namespace) }
+      context 'when cross namespace project argument' do
+        it 'returns complete name with namespace of the project' do
+          expect(project.to_human_reference(another_namespace_project)).to eq 'Gitlab / Sample project'
+        end
+      end
 
-      it 'returns name of the project' do
-        expect(project.to_human_reference(another_project)).to eq 'Sample project'
+      context 'when same namespace / cross-project argument' do
+        it 'returns name of the project' do
+          expect(project.to_human_reference(another_project)).to eq 'Sample project'
+        end
       end
     end
   end
diff --git a/spec/presenters/sentry_detailed_error_presenter_spec.rb b/spec/presenters/sentry_error_presenter_spec.rb
index e483b6d41a1..5f3f1d33b86 100644
--- a/spec/presenters/sentry_detailed_error_presenter_spec.rb
+++ b/spec/presenters/sentry_error_presenter_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-describe SentryDetailedErrorPresenter do
+describe SentryErrorPresenter do
   let(:error) { build(:detailed_error_tracking_error) }
   let(:presenter) { described_class.new(error) }
 
@@ -10,7 +10,7 @@ describe SentryDetailedErrorPresenter do
     subject { presenter.frequency }
 
     it 'returns an array of frequency structs' do
-      expect(subject).to include(a_kind_of(SentryDetailedErrorPresenter::FrequencyStruct))
+      expect(subject).to include(a_kind_of(SentryErrorPresenter::FrequencyStruct))
     end
 
     it 'converts the times into UTC time objects' do
diff --git a/spec/requests/api/graphql/project/error_tracking/sentry_errors_request_spec.rb b/spec/requests/api/graphql/project/error_tracking/sentry_errors_request_spec.rb
new file mode 100644
index 00000000000..e68025bf01b
--- /dev/null
+++ b/spec/requests/api/graphql/project/error_tracking/sentry_errors_request_spec.rb
@@ -0,0 +1,191 @@
+# frozen_string_literal: true
+require 'spec_helper'
+
+describe 'sentry errors requests' do
+  include GraphqlHelpers
+  let_it_be(:project) { create(:project, :repository) }
+  let_it_be(:project_setting) { create(:project_error_tracking_setting, project: project) }
+  let_it_be(:current_user) { project.owner }
+
+  let(:query) do
+    graphql_query_for(
+      'project',
+      { 'fullPath' => project.full_path },
+      query_graphql_field('sentryErrors', {}, fields)
+    )
+  end
+
+  describe 'getting a detailed sentry error' do
+    let_it_be(:sentry_detailed_error) { build(:detailed_error_tracking_error) }
+    let(:sentry_gid) { sentry_detailed_error.to_global_id.to_s }
+
+    let(:detailed_fields) do
+      all_graphql_fields_for('SentryDetailedError'.classify)
+    end
+
+    let(:fields) do
+      query_graphql_field('detailedError', { id: sentry_gid }, detailed_fields)
+    end
+
+    let(:error_data) { graphql_data.dig('project', 'sentryErrors', 'detailedError') }
+
+    it_behaves_like 'a working graphql query' do
+      before do
+        post_graphql(query, current_user: current_user)
+      end
+    end
+
+    context 'when data is loading via reactive cache' do
+      before do
+        post_graphql(query, current_user: current_user)
+      end
+
+      it "is expected to return an empty error" do
+        expect(error_data).to eq nil
+      end
+    end
+
+    context 'reactive cache returns data' do
+      before do
+        allow_any_instance_of(ErrorTracking::ProjectErrorTrackingSetting)
+          .to receive(:issue_details)
+          .and_return({ issue: sentry_detailed_error })
+
+        post_graphql(query, current_user: current_user)
+      end
+
+      let(:sentry_error) { sentry_detailed_error }
+      let(:error) { error_data }
+
+      it_behaves_like 'setting sentry error data'
+
+      it 'is expected to return the frequency correctly' do
+        aggregate_failures 'it returns the frequency correctly' do
+          expect(error_data['frequency'].count).to eql sentry_detailed_error.frequency.count
+
+          first_frequency = error_data['frequency'].first
+          expect(Time.parse(first_frequency['time'])).to eql Time.at(sentry_detailed_error.frequency[0][0], in: 0)
+          expect(first_frequency['count']).to eql sentry_detailed_error.frequency[0][1]
+        end
+      end
+
+      context 'user does not have permission' do
+        let(:current_user) { create(:user) }
+
+        it "is expected to return an empty error" do
+          expect(error_data).to eq nil
+        end
+      end
+    end
+
+    context 'sentry api returns an error' do
+      before do
+        expect_any_instance_of(ErrorTracking::ProjectErrorTrackingSetting)
+          .to receive(:issue_details)
+          .and_return({ error: 'error message' })
+
+        post_graphql(query, current_user: current_user)
+      end
+
+      it 'is expected to handle the error and return nil' do
+        expect(error_data).to eq nil
+      end
+    end
+  end
+
+  describe 'getting an errors list' do
+    let_it_be(:sentry_error) { build(:error_tracking_error) }
+    let_it_be(:pagination) do
+      {
+        'next' => { 'cursor' => '2222' },
+        'previous' => { 'cursor' => '1111' }
+      }
+    end
+
+    let(:fields) do
+      <<~QUERY
+          errors {
+            nodes {
+              #{all_graphql_fields_for('SentryError'.classify)}
+            }
+            pageInfo {
+              hasNextPage
+              hasPreviousPage
+              startCursor
+              endCursor
+            }
+          }
+      QUERY
+    end
+
+    let(:error_data) { graphql_data.dig('project', 'sentryErrors', 'errors', 'nodes') }
+    let(:pagination_data) {  graphql_data.dig('project', 'sentryErrors', 'errors', 'pageInfo') }
+
+    it_behaves_like 'a working graphql query' do
+      before do
+        post_graphql(query, current_user: current_user)
+      end
+    end
+
+    context 'when data is loading via reactive cache' do
+      before do
+        post_graphql(query, current_user: current_user)
+      end
+
+      it "is expected to return nil" do
+        expect(error_data).to eq nil
+      end
+    end
+
+    context 'reactive cache returns data' do
+      before do
+        expect_any_instance_of(ErrorTracking::ProjectErrorTrackingSetting)
+          .to receive(:list_sentry_issues)
+          .and_return({ issues: [sentry_error], pagination: pagination })
+
+        post_graphql(query, current_user: current_user)
+      end
+
+      let(:error) { error_data.first }
+
+      it 'is expected to return an array of data' do
+        expect(error_data).to be_a Array
+        expect(error_data.count).to eq 1
+      end
+
+      it_behaves_like 'setting sentry error data'
+
+      it 'sets the pagination correctly' do
+        expect(pagination_data['startCursor']).to eq(pagination['previous']['cursor'])
+        expect(pagination_data['endCursor']).to eq(pagination['next']['cursor'])
+      end
+
+      it 'is expected to return the frequency correctly' do
+        aggregate_failures 'it returns the frequency correctly' do
+          error = error_data.first
+
+          expect(error['frequency'].count).to eql sentry_error.frequency.count
+
+          first_frequency = error['frequency'].first
+
+          expect(Time.parse(first_frequency['time'])).to eql Time.at(sentry_error.frequency[0][0], in: 0)
+          expect(first_frequency['count']).to eql sentry_error.frequency[0][1]
+        end
+      end
+    end
+
+    context "sentry api itself errors out" do
+      before do
+        expect_any_instance_of(ErrorTracking::ProjectErrorTrackingSetting)
+          .to receive(:list_sentry_issues)
+          .and_return({ error: 'error message' })
+
+        post_graphql(query, current_user: current_user)
+      end
+
+      it 'is expected to handle the error and return nil' do
+        expect(error_data).to eq nil
+      end
+    end
+  end
+end
diff --git a/spec/requests/self_monitoring_project_spec.rb b/spec/requests/self_monitoring_project_spec.rb
index 1da0be882d0..5e46645e7a0 100644
--- a/spec/requests/self_monitoring_project_spec.rb
+++ b/spec/requests/self_monitoring_project_spec.rb
@@ -68,6 +68,8 @@ describe 'Self-Monitoring project requests' do
           let(:job_id) { nil }
 
           it 'returns bad_request' do
+            create(:application_setting)
+
             subject
 
             aggregate_failures do
@@ -81,11 +83,10 @@ describe 'Self-Monitoring project requests' do
         end
 
         context 'when self-monitoring project exists' do
-          let(:project) { build(:project) }
+          let(:project) { create(:project) }
 
           before do
-            stub_application_setting(self_monitoring_project_id: 1)
-            stub_application_setting(self_monitoring_project: project)
+            create(:application_setting, self_monitoring_project_id: project.id)
           end
 
           it 'does not need job_id' do
@@ -94,7 +95,7 @@ describe 'Self-Monitoring project requests' do
             aggregate_failures do
               expect(response).to have_gitlab_http_status(:success)
               expect(json_response).to eq(
-                'project_id' => 1,
+                'project_id' => project.id,
                 'project_full_path' => project.full_path
               )
             end
@@ -106,7 +107,7 @@ describe 'Self-Monitoring project requests' do
             aggregate_failures do
               expect(response).to have_gitlab_http_status(:success)
               expect(json_response).to eq(
-                'project_id' => 1,
+                'project_id' => project.id,
                 'project_full_path' => project.full_path
               )
             end
@@ -179,7 +180,7 @@ describe 'Self-Monitoring project requests' do
 
         context 'when self-monitoring project exists and job does not exist' do
           before do
-            stub_application_setting(self_monitoring_project_id: 1)
+            create(:application_setting, self_monitoring_project_id: create(:project).id)
           end
 
           it 'returns bad_request' do
@@ -196,6 +197,10 @@ describe 'Self-Monitoring project requests' do
         end
 
         context 'when self-monitoring project does not exist' do
+          before do
+            create(:application_setting)
+          end
+
           it 'does not need job_id' do
             get status_delete_self_monitoring_project_admin_application_settings_path
 
diff --git a/spec/support/matchers/graphql_matchers.rb b/spec/support/matchers/graphql_matchers.rb
index e151a934591..31b0290bb15 100644
--- a/spec/support/matchers/graphql_matchers.rb
+++ b/spec/support/matchers/graphql_matchers.rb
@@ -108,6 +108,12 @@ RSpec::Matchers.define :have_graphql_resolver do |expected|
   end
 end
 
+RSpec::Matchers.define :have_graphql_extension do |expected|
+  match do |field|
+    expect(field.metadata[:type_class].extensions).to include(expected)
+  end
+end
+
 RSpec::Matchers.define :expose_permissions_using do |expected|
   match do |type|
     permission_field = type.fields['userPermissions']
diff --git a/spec/support/shared_examples/error_tracking_shared_examples.rb b/spec/support/shared_examples/error_tracking_shared_examples.rb
new file mode 100644
index 00000000000..86134fa7fd1
--- /dev/null
+++ b/spec/support/shared_examples/error_tracking_shared_examples.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+RSpec.shared_examples 'setting sentry error data' do
+  it 'sets the sentry error data correctly' do
+    aggregate_failures 'testing the sentry error is correct' do
+      expect(error['id']).to eql sentry_error.to_global_id.to_s
+      expect(error['sentryId']).to eql sentry_error.id.to_s
+      expect(error['status']).to eql sentry_error.status.upcase
+      expect(error['firstSeen']).to eql sentry_error.first_seen
+      expect(error['lastSeen']).to eql sentry_error.last_seen
+    end
+  end
+end