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|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe MergeRequests::UpdateService, :mailer do
include ProjectForksHelper
let(:group) { create(:group, :public) }
let(:project) { create(:project, :private, :repository, group: group) }
let(:user) { create(:user) }
let(:user2) { create(:user) }
let(:user3) { create(:user) }
let(:label) { create(:label, project: project) }
let(:label2) { create(:label) }
let(:milestone) { create(:milestone, project: project) }
let(:merge_request) do
create(:merge_request, :simple, title: 'Old title',
description: "FYI #{user2.to_reference}",
assignee_ids: [user3.id],
source_project: project,
author: create(:user))
end
before do
project.add_maintainer(user)
project.add_developer(user2)
project.add_developer(user3)
end
describe 'execute' do
def find_note(starting_with)
@merge_request.notes.find do |note|
note && note.note.start_with?(starting_with)
end
end
def find_notes(action)
@merge_request
.notes
.joins(:system_note_metadata)
.where(system_note_metadata: { action: action })
end
def update_merge_request(opts)
@merge_request = MergeRequests::UpdateService.new(project, user, opts).execute(merge_request)
@merge_request.reload
end
context 'valid params' do
let(:opts) do
{
title: 'New title',
description: 'Also please fix',
assignee_ids: [user.id],
reviewer_ids: [],
state_event: 'close',
label_ids: [label.id],
target_branch: 'target',
force_remove_source_branch: '1',
discussion_locked: true
}
end
let(:service) { described_class.new(project, current_user, opts) }
let(:current_user) { user }
before do
allow(service).to receive(:execute_hooks)
perform_enqueued_jobs do
@merge_request = service.execute(merge_request)
@merge_request.reload
end
end
it 'matches base expectations' do
expect(@merge_request).to be_valid
expect(@merge_request.title).to eq('New title')
expect(@merge_request.assignees).to match_array([user])
expect(@merge_request.reviewers).to match_array([])
expect(@merge_request).to be_closed
expect(@merge_request.labels.count).to eq(1)
expect(@merge_request.labels.first.title).to eq(label.name)
expect(@merge_request.target_branch).to eq('target')
expect(@merge_request.merge_params['force_remove_source_branch']).to eq('1')
expect(@merge_request.discussion_locked).to be_truthy
end
context 'updating milestone' do
RSpec.shared_examples 'updates milestone' do
it 'sets milestone' do
expect(@merge_request.milestone).to eq milestone
end
end
context 'when milestone_id param' do
let(:opts) { { milestone_id: milestone.id } }
it_behaves_like 'updates milestone'
end
context 'when milestone param' do
let(:opts) { { milestone: milestone } }
it_behaves_like 'updates milestone'
end
end
it 'executes hooks with update action' do
expect(service).to have_received(:execute_hooks)
.with(
@merge_request,
'update',
old_associations: {
labels: [],
mentioned_users: [user2],
assignees: [user3],
reviewers: [],
milestone: nil,
total_time_spent: 0,
description: "FYI #{user2.to_reference}"
}
)
end
it 'sends email to user2 about assign of new merge request and email to user3 about merge request unassignment', :sidekiq_might_not_need_inline do
deliveries = ActionMailer::Base.deliveries
email = deliveries.last
recipients = deliveries.last(2).flat_map(&:to)
expect(recipients).to include(user2.email, user3.email)
expect(email.subject).to include(merge_request.title)
end
it 'creates system note about merge_request reassign' do
note = find_note('assigned to')
expect(note).not_to be_nil
expect(note.note).to include "assigned to #{user.to_reference} and unassigned #{user3.to_reference}"
end
context 'with reviewers' do
let(:opts) { { reviewer_ids: [user2.id] } }
context 'when merge_request_reviewers feature is disabled' do
before(:context) do
stub_feature_flags(merge_request_reviewers: false)
end
it 'does not create a system note about merge_request review request' do
note = find_note('review requested from')
expect(note).to be_nil
end
end
context 'when merge_request_reviewers feature is enabled' do
before(:context) do
stub_feature_flags(merge_request_reviewers: true)
end
it 'creates system note about merge_request review request' do
note = find_note('requested review from')
expect(note).not_to be_nil
expect(note.note).to include "requested review from #{user2.to_reference}"
end
end
end
it 'creates a resource label event' do
event = merge_request.resource_label_events.last
expect(event).not_to be_nil
expect(event.label_id).to eq label.id
expect(event.user_id).to eq user.id
end
it 'creates system note about title change' do
note = find_note('changed title')
expect(note).not_to be_nil
expect(note.note).to eq 'changed title from **{-Old-} title** to **{+New+} title**'
end
it 'creates system note about description change' do
note = find_note('changed the description')
expect(note).not_to be_nil
expect(note.note).to eq('changed the description')
end
it 'creates system note about branch change' do
note = find_note('changed target')
expect(note).not_to be_nil
expect(note.note).to eq 'changed target branch from `master` to `target`'
end
it 'creates system note about discussion lock' do
note = find_note('locked this merge request')
expect(note).not_to be_nil
expect(note.note).to eq 'locked this merge request'
end
context 'when current user cannot admin issues in the project' do
let(:guest) { create(:user) }
let(:current_user) { guest }
before do
project.add_guest(guest)
end
it 'filters out params that cannot be set without the :admin_merge_request permission' do
expect(@merge_request).to be_valid
expect(@merge_request.title).to eq('New title')
expect(@merge_request.assignees).to match_array([user3])
expect(@merge_request).to be_opened
expect(@merge_request.labels.count).to eq(0)
expect(@merge_request.target_branch).to eq('target')
expect(@merge_request.discussion_locked).to be_falsey
expect(@merge_request.milestone).to be_nil
end
context 'updating milestone' do
RSpec.shared_examples 'does not update milestone' do
it 'sets milestone' do
expect(@merge_request.milestone).to be_nil
end
end
context 'when milestone_id param' do
let(:opts) { { milestone_id: milestone.id } }
it_behaves_like 'does not update milestone'
end
context 'when milestone param' do
let(:opts) { { milestone: milestone } }
it_behaves_like 'does not update milestone'
end
end
end
context 'when not including source branch removal options' do
before do
opts.delete(:force_remove_source_branch)
end
it 'maintains the original options' do
update_merge_request(opts)
expect(@merge_request.merge_params["force_remove_source_branch"]).to eq("1")
end
end
it_behaves_like 'reviewer_ids filter' do
let(:opts) { {} }
let(:execute) { update_merge_request(opts) }
end
context 'with an existing reviewer' do
let(:merge_request) do
create(:merge_request, :simple, source_project: project, reviewer_ids: [user2.id])
end
context 'when merge_request_reviewer feature is enabled' do
before do
stub_feature_flags(merge_request_reviewer: true)
end
let(:opts) { { reviewer_ids: [IssuableFinder::Params::NONE] } }
it 'removes reviewers' do
expect(update_merge_request(opts).reviewers).to eq []
end
end
end
end
context 'after_save callback to store_mentions' do
let(:merge_request) { create(:merge_request, title: 'Old title', description: "simple description", source_branch: 'test', source_project: project, author: user) }
let(:labels) { create_pair(:label, project: project) }
let(:milestone) { create(:milestone, project: project) }
let(:req_opts) { { source_branch: 'feature', target_branch: 'master' } }
subject { MergeRequests::UpdateService.new(project, user, opts).execute(merge_request) }
context 'when mentionable attributes change' do
let(:opts) { { description: "Description with #{user.to_reference}" }.merge(req_opts) }
it 'saves mentions' do
expect(merge_request).to receive(:store_mentions!).and_call_original
expect { subject }.to change { MergeRequestUserMention.count }.by(1)
expect(merge_request.referenced_users).to match_array([user])
end
end
context 'when mentionable attributes do not change' do
let(:opts) { { label_ids: [label.id, label2.id], milestone_id: milestone.id }.merge(req_opts) }
it 'does not call store_mentions' do
expect(merge_request).not_to receive(:store_mentions!).and_call_original
expect { subject }.not_to change { MergeRequestUserMention.count }
expect(merge_request.referenced_users).to be_empty
end
end
context 'when save fails' do
let(:opts) { { title: '', label_ids: labels.map(&:id), milestone_id: milestone.id } }
it 'does not call store_mentions' do
expect(merge_request).not_to receive(:store_mentions!).and_call_original
expect { subject }.not_to change { MergeRequestUserMention.count }
expect(merge_request.referenced_users).to be_empty
expect(merge_request.valid?).to be false
end
end
end
shared_examples_for 'correct merge behavior' do
let(:opts) do
{
merge: merge_request.diff_head_sha
}
end
let(:service) { described_class.new(project, user, opts) }
context 'without pipeline' do
before do
merge_request.merge_error = 'Error'
perform_enqueued_jobs do
service.execute(merge_request)
@merge_request = MergeRequest.find(merge_request.id)
end
end
it 'merges the MR', :sidekiq_might_not_need_inline do
expect(@merge_request).to be_valid
expect(@merge_request.state).to eq('merged')
expect(@merge_request.merge_error).to be_nil
end
end
context 'with finished pipeline' do
before do
create(:ci_pipeline,
project: project,
ref: merge_request.source_branch,
sha: merge_request.diff_head_sha,
status: :success)
perform_enqueued_jobs do
@merge_request = service.execute(merge_request)
@merge_request = MergeRequest.find(merge_request.id)
end
end
it 'merges the MR', :sidekiq_might_not_need_inline do
expect(@merge_request).to be_valid
expect(@merge_request.state).to eq('merged')
end
end
context 'with active pipeline' do
before do
service_mock = double
create(
:ci_pipeline,
project: project,
ref: merge_request.source_branch,
sha: merge_request.diff_head_sha,
head_pipeline_of: merge_request
)
expect(AutoMerge::MergeWhenPipelineSucceedsService).to receive(:new).with(project, user, { sha: merge_request.diff_head_sha })
.and_return(service_mock)
allow(service_mock).to receive(:available_for?) { true }
expect(service_mock).to receive(:execute).with(merge_request)
end
it { service.execute(merge_request) }
end
context 'with a non-authorised user' do
let(:visitor) { create(:user) }
let(:service) { described_class.new(project, visitor, opts) }
before do
merge_request.update_attribute(:merge_error, 'Error')
perform_enqueued_jobs do
@merge_request = service.execute(merge_request)
@merge_request = MergeRequest.find(merge_request.id)
end
end
it 'does not merge the MR' do
expect(@merge_request.state).to eq('opened')
expect(@merge_request.merge_error).not_to be_nil
end
end
context 'MR can not be merged when note sha != MR sha' do
let(:opts) do
{
merge: 'other_commit'
}
end
before do
perform_enqueued_jobs do
@merge_request = service.execute(merge_request)
@merge_request = MergeRequest.find(merge_request.id)
end
end
it { expect(@merge_request.state).to eq('opened') }
end
end
describe 'merge' do
it_behaves_like 'correct merge behavior'
end
context 'todos' do
let!(:pending_todo) { create(:todo, :assigned, user: user, project: project, target: merge_request, author: user2) }
context 'when the title change' do
before do
update_merge_request({ title: 'New title' })
end
it 'marks pending todos as done' do
expect(pending_todo.reload).to be_done
end
it 'does not create any new todos' do
expect(Todo.count).to eq(1)
end
end
context 'when the description change' do
before do
update_merge_request({ description: "Also please fix #{user2.to_reference} #{user3.to_reference}" })
end
it 'marks pending todos as done' do
expect(pending_todo.reload).to be_done
end
it 'creates only 1 new todo' do
expect(Todo.count).to eq(2)
end
end
context 'when is reassigned' do
before do
update_merge_request({ assignee_ids: [user2.id] })
end
it 'marks previous assignee pending todos as done' do
expect(pending_todo.reload).to be_done
end
it 'creates a pending todo for new assignee' do
attributes = {
project: project,
author: user,
user: user2,
target_id: merge_request.id,
target_type: merge_request.class.name,
action: Todo::ASSIGNED,
state: :pending
}
expect(Todo.where(attributes).count).to eq 1
end
end
context 'when reviewers gets changed' do
it 'marks pending todo as done' do
update_merge_request({ reviewer_ids: [user2.id] })
expect(pending_todo.reload).to be_done
end
it 'creates a pending todo for new review request' do
update_merge_request({ reviewer_ids: [user2.id] })
attributes = {
project: project,
author: user,
user: user2,
target_id: merge_request.id,
target_type: merge_request.class.name,
action: Todo::REVIEW_REQUESTED,
state: :pending
}
expect(Todo.where(attributes).count).to eq 1
end
it 'sends email reviewer change notifications to old and new reviewers', :sidekiq_might_not_need_inline do
merge_request.reviewers = [user2]
perform_enqueued_jobs do
update_merge_request({ reviewer_ids: [user3.id] })
end
should_email(user2)
should_email(user3)
end
it 'updates open merge request counter for reviewers', :use_clean_rails_memory_store_caching do
merge_request.reviewers = [user3]
# Cache them to ensure the cache gets invalidated on update
expect(user2.review_requested_open_merge_requests_count).to eq(0)
expect(user3.review_requested_open_merge_requests_count).to eq(1)
update_merge_request(reviewer_ids: [user2.id])
expect(user2.review_requested_open_merge_requests_count).to eq(1)
expect(user3.review_requested_open_merge_requests_count).to eq(0)
end
end
context 'when the milestone is removed' do
let!(:non_subscriber) { create(:user) }
let!(:subscriber) do
create(:user) do |u|
merge_request.toggle_subscription(u, project)
project.add_developer(u)
end
end
it 'sends notifications for subscribers of changed milestone', :sidekiq_might_not_need_inline do
merge_request.milestone = create(:milestone, project: project)
merge_request.save!
perform_enqueued_jobs do
update_merge_request(milestone_id: "")
end
should_email(subscriber)
should_not_email(non_subscriber)
end
end
context 'when the milestone is changed' do
let!(:non_subscriber) { create(:user) }
let!(:subscriber) do
create(:user) do |u|
merge_request.toggle_subscription(u, project)
project.add_developer(u)
end
end
it 'marks pending todos as done' do
update_merge_request({ milestone: create(:milestone, project: project) })
expect(pending_todo.reload).to be_done
end
it 'sends notifications for subscribers of changed milestone', :sidekiq_might_not_need_inline do
perform_enqueued_jobs do
update_merge_request(milestone: create(:milestone, project: project))
end
should_email(subscriber)
should_not_email(non_subscriber)
end
end
context 'when the labels change' do
before do
travel_to(1.minute.from_now) do
update_merge_request({ label_ids: [label.id] })
end
end
it 'marks pending todos as done' do
expect(pending_todo.reload).to be_done
end
it 'updates updated_at' do
expect(merge_request.reload.updated_at).to be > Time.current
end
end
context 'when the assignee changes' do
it 'updates open merge request counter for assignees when merge request is reassigned' do
update_merge_request(assignee_ids: [user2.id])
expect(user3.assigned_open_merge_requests_count).to eq 0
expect(user2.assigned_open_merge_requests_count).to eq 1
end
end
context 'when the target branch change' do
before do
update_merge_request({ target_branch: 'target' })
end
it 'marks pending todos as done' do
expect(pending_todo.reload).to be_done
end
end
context 'when auto merge is enabled and target branch changed' do
before do
AutoMergeService.new(project, user, { sha: merge_request.diff_head_sha }).execute(merge_request, AutoMergeService::STRATEGY_MERGE_WHEN_PIPELINE_SUCCEEDS)
update_merge_request({ target_branch: 'target' })
end
it 'marks pending todos as done' do
expect(pending_todo.reload).to be_done
end
end
end
context 'when the merge request is relabeled' do
let!(:non_subscriber) { create(:user) }
let!(:subscriber) { create(:user) { |u| label.toggle_subscription(u, project) } }
before do
project.add_developer(non_subscriber)
project.add_developer(subscriber)
end
it 'sends notifications for subscribers of newly added labels', :sidekiq_might_not_need_inline do
opts = { label_ids: [label.id] }
perform_enqueued_jobs do
@merge_request = described_class.new(project, user, opts).execute(merge_request)
end
should_email(subscriber)
should_not_email(non_subscriber)
end
context 'when issue has the `label` label' do
before do
merge_request.labels << label
end
it 'does not send notifications for existing labels' do
opts = { label_ids: [label.id, label2.id] }
perform_enqueued_jobs do
@merge_request = described_class.new(project, user, opts).execute(merge_request)
end
should_not_email(subscriber)
should_not_email(non_subscriber)
end
it 'does not send notifications for removed labels' do
opts = { label_ids: [label2.id] }
perform_enqueued_jobs do
@merge_request = described_class.new(project, user, opts).execute(merge_request)
end
should_not_email(subscriber)
should_not_email(non_subscriber)
end
end
end
context 'updating mentions' do
let(:mentionable) { merge_request }
include_examples 'updating mentions', described_class
end
context 'when MergeRequest has tasks' do
before do
update_merge_request({ description: "- [ ] Task 1\n- [ ] Task 2" })
end
it { expect(@merge_request.tasks?).to eq(true) }
it_behaves_like 'updating a single task'
context 'when tasks are marked as completed' do
before do
update_merge_request({ description: "- [x] Task 1\n- [X] Task 2" })
end
it 'creates system note about task status change' do
note1 = find_note('marked the task **Task 1** as completed')
note2 = find_note('marked the task **Task 2** as completed')
expect(note1).not_to be_nil
expect(note2).not_to be_nil
description_notes = find_notes('description')
expect(description_notes.length).to eq(1)
end
end
context 'when tasks are marked as incomplete' do
before do
update_merge_request({ description: "- [x] Task 1\n- [X] Task 2" })
update_merge_request({ description: "- [ ] Task 1\n- [ ] Task 2" })
end
it 'creates system note about task status change' do
note1 = find_note('marked the task **Task 1** as incomplete')
note2 = find_note('marked the task **Task 2** as incomplete')
expect(note1).not_to be_nil
expect(note2).not_to be_nil
description_notes = find_notes('description')
expect(description_notes.length).to eq(1)
end
end
end
context 'while saving references to issues that the updated merge request closes' do
let(:first_issue) { create(:issue, project: project) }
let(:second_issue) { create(:issue, project: project) }
it 'creates a `MergeRequestsClosingIssues` record for each issue' do
issue_closing_opts = { description: "Closes #{first_issue.to_reference} and #{second_issue.to_reference}" }
service = described_class.new(project, user, issue_closing_opts)
allow(service).to receive(:execute_hooks)
service.execute(merge_request)
issue_ids = MergeRequestsClosingIssues.where(merge_request: merge_request).pluck(:issue_id)
expect(issue_ids).to match_array([first_issue.id, second_issue.id])
end
it 'removes `MergeRequestsClosingIssues` records when issues are not closed anymore' do
opts = {
title: 'Awesome merge_request',
description: "Closes #{first_issue.to_reference} and #{second_issue.to_reference}",
source_branch: 'feature',
target_branch: 'master',
force_remove_source_branch: '1'
}
merge_request = MergeRequests::CreateService.new(project, user, opts).execute
issue_ids = MergeRequestsClosingIssues.where(merge_request: merge_request).pluck(:issue_id)
expect(issue_ids).to match_array([first_issue.id, second_issue.id])
service = described_class.new(project, user, description: "not closing any issues")
allow(service).to receive(:execute_hooks)
service.execute(merge_request.reload)
issue_ids = MergeRequestsClosingIssues.where(merge_request: merge_request).pluck(:issue_id)
expect(issue_ids).to be_empty
end
end
context 'updating asssignee_ids' do
it 'does not update assignee when assignee_id is invalid' do
merge_request.update!(assignee_ids: [user.id])
update_merge_request(assignee_ids: [-1])
expect(merge_request.reload.assignees).to eq([user])
end
it 'unassigns assignee when user id is 0' do
merge_request.update!(assignee_ids: [user.id])
update_merge_request(assignee_ids: [0])
expect(merge_request.assignee_ids).to be_empty
end
it 'saves assignee when user id is valid' do
update_merge_request(assignee_ids: [user.id])
expect(merge_request.assignee_ids).to eq([user.id])
end
it 'does not update assignee_id when user cannot read issue' do
non_member = create(:user)
original_assignees = merge_request.assignees
update_merge_request(assignee_ids: [non_member.id])
expect(merge_request.reload.assignees).to eq(original_assignees)
end
context "when issuable feature is private" do
levels = [Gitlab::VisibilityLevel::INTERNAL, Gitlab::VisibilityLevel::PUBLIC]
levels.each do |level|
it "does not update with unauthorized assignee when project is #{Gitlab::VisibilityLevel.level_name(level)}" do
assignee = create(:user)
project.update!(visibility_level: level)
feature_visibility_attr = :"#{merge_request.model_name.plural}_access_level"
project.project_feature.update_attribute(feature_visibility_attr, ProjectFeature::PRIVATE)
expect { update_merge_request(assignee_ids: [assignee]) }.not_to change(merge_request.assignees, :count)
end
end
end
end
include_examples 'issuable update service' do
let(:open_issuable) { merge_request }
let(:closed_issuable) { create(:closed_merge_request, source_project: project) }
end
context 'setting `allow_collaboration`' do
let(:target_project) { create(:project, :repository, :public) }
let(:source_project) { fork_project(target_project, nil, repository: true) }
let(:user) { create(:user) }
let(:merge_request) do
create(:merge_request,
source_project: source_project,
source_branch: 'fixes',
target_project: target_project)
end
before 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_collaboration`' do
target_project.add_developer(user)
update_merge_request(allow_collaboration: true, title: 'Updated title')
expect(merge_request.title).to eq('Updated title')
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!(assignees: [user])
source_project.add_developer(user)
update_merge_request(allow_collaboration: true, title: 'Updated title')
expect(merge_request.title).to eq('Updated title')
expect(merge_request.allow_collaboration).to be_truthy
end
end
context 'updating `force_remove_source_branch`' do
let(:target_project) { create(:project, :repository, :public) }
let(:source_project) { fork_project(target_project, nil, repository: true) }
let(:user) { target_project.owner }
let(:merge_request) do
create(:merge_request,
source_project: source_project,
source_branch: 'fixes',
target_project: target_project)
end
it "cannot be done by members of the target project when they don't have access" do
expect { update_merge_request(force_remove_source_branch: true) }
.not_to change { merge_request.reload.force_remove_source_branch? }.from(nil)
end
it 'can be done by members of the target project if they can push to the source project' do
source_project.add_developer(user)
expect { update_merge_request(force_remove_source_branch: true) }
.to change { merge_request.reload.force_remove_source_branch? }.from(nil).to(true)
end
end
it_behaves_like 'issuable record that supports quick actions' do
let(:existing_merge_request) { create(:merge_request, source_project: project) }
let(:issuable) { described_class.new(project, user, params).execute(existing_merge_request) }
end
end
end
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