gitlab-org--gitlab-foss/spec/models/merge_request_spec.rb

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require 'spec_helper'
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describe MergeRequest, models: true do
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include RepoHelpers
subject { create(:merge_request) }
describe 'associations' do
it { is_expected.to belong_to(:target_project).with_foreign_key(:target_project_id).class_name('Project') }
it { is_expected.to belong_to(:source_project).with_foreign_key(:source_project_id).class_name('Project') }
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it { is_expected.to belong_to(:merge_user).class_name("User") }
it { is_expected.to have_one(:merge_request_diff).dependent(:destroy) }
end
describe 'modules' do
subject { described_class }
it { is_expected.to include_module(InternalId) }
it { is_expected.to include_module(Issuable) }
it { is_expected.to include_module(Referable) }
it { is_expected.to include_module(Sortable) }
it { is_expected.to include_module(Taskable) }
end
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describe "act_as_paranoid" do
it { is_expected.to have_db_column(:deleted_at) }
it { is_expected.to have_db_index(:deleted_at) }
end
describe 'validation' do
it { is_expected.to validate_presence_of(:target_branch) }
it { is_expected.to validate_presence_of(:source_branch) }
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context "Validation of merge user with Merge When Build succeeds" do
it "allows user to be nil when the feature is disabled" do
expect(subject).to be_valid
end
it "is invalid without merge user" do
subject.merge_when_build_succeeds = true
expect(subject).not_to be_valid
end
it "is valid with merge user" do
subject.merge_when_build_succeeds = true
subject.merge_user = build(:user)
expect(subject).to be_valid
end
end
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end
describe 'respond to' do
it { is_expected.to respond_to(:unchecked?) }
it { is_expected.to respond_to(:can_be_merged?) }
it { is_expected.to respond_to(:cannot_be_merged?) }
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it { is_expected.to respond_to(:merge_params) }
it { is_expected.to respond_to(:merge_when_build_succeeds) }
end
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describe '.in_projects' do
it 'returns the merge requests for a set of projects' do
expect(described_class.in_projects(Project.all)).to eq([subject])
end
end
describe '#target_branch_sha' do
let(:project) { create(:project) }
subject { create(:merge_request, source_project: project, target_project: project) }
context 'when the target branch does not exist' do
before do
project.repository.raw_repository.delete_branch(subject.target_branch)
end
it 'returns nil' do
expect(subject.target_branch_sha).to be_nil
end
end
it 'returns memoized value' do
subject.target_branch_sha = '8ffb3c15a5475e59ae909384297fede4badcb4c7'
expect(subject.target_branch_sha).to eq '8ffb3c15a5475e59ae909384297fede4badcb4c7'
end
end
describe '#source_branch_sha' do
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let(:last_branch_commit) { subject.source_project.repository.commit(subject.source_branch) }
context 'with diffs' do
subject { create(:merge_request, :with_diffs) }
it 'returns the sha of the source branch last commit' do
expect(subject.source_branch_sha).to eq(last_branch_commit.sha)
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end
end
context 'without diffs' do
subject { create(:merge_request, :without_diffs) }
it 'returns the sha of the source branch last commit' do
expect(subject.source_branch_sha).to eq(last_branch_commit.sha)
end
end
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context 'when the merge request is being created' do
subject { build(:merge_request, source_branch: nil, compare_commits: []) }
it 'returns nil' do
expect(subject.source_branch_sha).to be_nil
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end
end
it 'returns memoized value' do
subject.source_branch_sha = '2e5d3239642f9161dcbbc4b70a211a68e5e45e2b'
expect(subject.source_branch_sha).to eq '2e5d3239642f9161dcbbc4b70a211a68e5e45e2b'
end
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end
describe '#to_reference' do
it 'returns a String reference to the object' do
expect(subject.to_reference).to eq "!#{subject.iid}"
end
it 'supports a cross-project reference' do
cross = double('project')
expect(subject.to_reference(cross)).to eq "#{subject.source_project.to_reference}!#{subject.iid}"
end
end
describe '#raw_diffs' do
let(:merge_request) { build(:merge_request) }
let(:options) { { paths: ['a/b', 'b/a', 'c/*'] } }
context 'when there are MR diffs' do
it 'delegates to the MR diffs' do
merge_request.merge_request_diff = MergeRequestDiff.new
expect(merge_request.merge_request_diff).to receive(:raw_diffs).with(options)
merge_request.raw_diffs(options)
end
end
context 'when there are no MR diffs' do
it 'delegates to the compare object' do
merge_request.compare = double(:compare)
expect(merge_request.compare).to receive(:raw_diffs).with(options)
merge_request.raw_diffs(options)
end
end
end
describe '#diffs' do
let(:merge_request) { build(:merge_request) }
let(:options) { { paths: ['a/b', 'b/a', 'c/*'] } }
context 'when there are MR diffs' do
it 'delegates to the MR diffs' do
merge_request.merge_request_diff = MergeRequestDiff.new
expect(merge_request.merge_request_diff).to receive(:raw_diffs).with(hash_including(options))
merge_request.diffs(options)
end
end
context 'when there are no MR diffs' do
it 'delegates to the compare object' do
merge_request.compare = double(:compare)
expect(merge_request.compare).to receive(:diffs).with(options)
merge_request.diffs(options)
end
end
end
describe "#mr_and_commit_notes" do
let!(:merge_request) { create(:merge_request) }
before do
allow(merge_request).to receive(:commits) { [merge_request.source_project.repository.commit] }
create(:note_on_commit, commit_id: merge_request.commits.first.id,
project: merge_request.project)
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create(:note, noteable: merge_request, project: merge_request.project)
end
it "includes notes for commits" do
expect(merge_request.commits).not_to be_empty
expect(merge_request.mr_and_commit_notes.count).to eq(2)
end
it "includes notes for commits from target project as well" do
create(:note_on_commit, commit_id: merge_request.commits.first.id,
project: merge_request.target_project)
expect(merge_request.commits).not_to be_empty
expect(merge_request.mr_and_commit_notes.count).to eq(3)
end
end
describe '#is_being_reassigned?' do
it 'returns true if the merge_request assignee has changed' do
subject.assignee = create(:user)
expect(subject.is_being_reassigned?).to be_truthy
end
it 'returns false if the merge request assignee has not changed' do
expect(subject.is_being_reassigned?).to be_falsey
end
end
Merge Request on forked projects The good: - You can do a merge request for a forked commit and it will merge properly (i.e. it does work). - Push events take into account merge requests on forked projects - Tests around merge_actions now present, spinach, and other rspec tests - Satellites now clean themselves up rather then recreate The questionable: - Events only know about target projects - Project's merge requests only hold on to MR's where they are the target - All operations performed in the satellite The bad: - Duplication between project's repositories and satellites (e.g. commits_between) (for reference: http://feedback.gitlab.com/forums/176466-general/suggestions/3456722-merge-requests-between-projects-repos) Fixes: Make test repos/satellites only create when needed -Spinach/Rspec now only initialize test directory, and setup stubs (things that are relatively cheap) -project_with_code, source_project_with_code, and target_project_with_code now create/destroy their repos individually -fixed remote removal -How to merge renders properly -Update emails to show project/branches -Edit MR doesn't set target branch -Fix some failures on editing/creating merge requests, added a test -Added back a test around merge request observer -Clean up project_transfer_spec, Remove duplicate enable/disable observers -Ensure satellite lock files are cleaned up, Attempted to add some testing around these as well -Signifant speed ups for tests -Update formatting ordering in notes_on_merge_requests -Remove wiki schema update Fixes for search/search results -Search results was using by_project for a list of projects, updated this to use in_projects -updated search results to reference the correct (target) project -udpated search results to print both sides of the merge request Change-Id: I19407990a0950945cc95d62089cbcc6262dab1a8
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describe '#for_fork?' do
it 'returns true if the merge request is for a fork' do
subject.source_project = create(:project, namespace: create(:group))
subject.target_project = create(:project, namespace: create(:group))
Merge Request on forked projects The good: - You can do a merge request for a forked commit and it will merge properly (i.e. it does work). - Push events take into account merge requests on forked projects - Tests around merge_actions now present, spinach, and other rspec tests - Satellites now clean themselves up rather then recreate The questionable: - Events only know about target projects - Project's merge requests only hold on to MR's where they are the target - All operations performed in the satellite The bad: - Duplication between project's repositories and satellites (e.g. commits_between) (for reference: http://feedback.gitlab.com/forums/176466-general/suggestions/3456722-merge-requests-between-projects-repos) Fixes: Make test repos/satellites only create when needed -Spinach/Rspec now only initialize test directory, and setup stubs (things that are relatively cheap) -project_with_code, source_project_with_code, and target_project_with_code now create/destroy their repos individually -fixed remote removal -How to merge renders properly -Update emails to show project/branches -Edit MR doesn't set target branch -Fix some failures on editing/creating merge requests, added a test -Added back a test around merge request observer -Clean up project_transfer_spec, Remove duplicate enable/disable observers -Ensure satellite lock files are cleaned up, Attempted to add some testing around these as well -Signifant speed ups for tests -Update formatting ordering in notes_on_merge_requests -Remove wiki schema update Fixes for search/search results -Search results was using by_project for a list of projects, updated this to use in_projects -updated search results to reference the correct (target) project -udpated search results to print both sides of the merge request Change-Id: I19407990a0950945cc95d62089cbcc6262dab1a8
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expect(subject.for_fork?).to be_truthy
Merge Request on forked projects The good: - You can do a merge request for a forked commit and it will merge properly (i.e. it does work). - Push events take into account merge requests on forked projects - Tests around merge_actions now present, spinach, and other rspec tests - Satellites now clean themselves up rather then recreate The questionable: - Events only know about target projects - Project's merge requests only hold on to MR's where they are the target - All operations performed in the satellite The bad: - Duplication between project's repositories and satellites (e.g. commits_between) (for reference: http://feedback.gitlab.com/forums/176466-general/suggestions/3456722-merge-requests-between-projects-repos) Fixes: Make test repos/satellites only create when needed -Spinach/Rspec now only initialize test directory, and setup stubs (things that are relatively cheap) -project_with_code, source_project_with_code, and target_project_with_code now create/destroy their repos individually -fixed remote removal -How to merge renders properly -Update emails to show project/branches -Edit MR doesn't set target branch -Fix some failures on editing/creating merge requests, added a test -Added back a test around merge request observer -Clean up project_transfer_spec, Remove duplicate enable/disable observers -Ensure satellite lock files are cleaned up, Attempted to add some testing around these as well -Signifant speed ups for tests -Update formatting ordering in notes_on_merge_requests -Remove wiki schema update Fixes for search/search results -Search results was using by_project for a list of projects, updated this to use in_projects -updated search results to reference the correct (target) project -udpated search results to print both sides of the merge request Change-Id: I19407990a0950945cc95d62089cbcc6262dab1a8
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end
Merge Request on forked projects The good: - You can do a merge request for a forked commit and it will merge properly (i.e. it does work). - Push events take into account merge requests on forked projects - Tests around merge_actions now present, spinach, and other rspec tests - Satellites now clean themselves up rather then recreate The questionable: - Events only know about target projects - Project's merge requests only hold on to MR's where they are the target - All operations performed in the satellite The bad: - Duplication between project's repositories and satellites (e.g. commits_between) (for reference: http://feedback.gitlab.com/forums/176466-general/suggestions/3456722-merge-requests-between-projects-repos) Fixes: Make test repos/satellites only create when needed -Spinach/Rspec now only initialize test directory, and setup stubs (things that are relatively cheap) -project_with_code, source_project_with_code, and target_project_with_code now create/destroy their repos individually -fixed remote removal -How to merge renders properly -Update emails to show project/branches -Edit MR doesn't set target branch -Fix some failures on editing/creating merge requests, added a test -Added back a test around merge request observer -Clean up project_transfer_spec, Remove duplicate enable/disable observers -Ensure satellite lock files are cleaned up, Attempted to add some testing around these as well -Signifant speed ups for tests -Update formatting ordering in notes_on_merge_requests -Remove wiki schema update Fixes for search/search results -Search results was using by_project for a list of projects, updated this to use in_projects -updated search results to reference the correct (target) project -udpated search results to print both sides of the merge request Change-Id: I19407990a0950945cc95d62089cbcc6262dab1a8
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it 'returns false if is not for a fork' do
expect(subject.for_fork?).to be_falsey
Merge Request on forked projects The good: - You can do a merge request for a forked commit and it will merge properly (i.e. it does work). - Push events take into account merge requests on forked projects - Tests around merge_actions now present, spinach, and other rspec tests - Satellites now clean themselves up rather then recreate The questionable: - Events only know about target projects - Project's merge requests only hold on to MR's where they are the target - All operations performed in the satellite The bad: - Duplication between project's repositories and satellites (e.g. commits_between) (for reference: http://feedback.gitlab.com/forums/176466-general/suggestions/3456722-merge-requests-between-projects-repos) Fixes: Make test repos/satellites only create when needed -Spinach/Rspec now only initialize test directory, and setup stubs (things that are relatively cheap) -project_with_code, source_project_with_code, and target_project_with_code now create/destroy their repos individually -fixed remote removal -How to merge renders properly -Update emails to show project/branches -Edit MR doesn't set target branch -Fix some failures on editing/creating merge requests, added a test -Added back a test around merge request observer -Clean up project_transfer_spec, Remove duplicate enable/disable observers -Ensure satellite lock files are cleaned up, Attempted to add some testing around these as well -Signifant speed ups for tests -Update formatting ordering in notes_on_merge_requests -Remove wiki schema update Fixes for search/search results -Search results was using by_project for a list of projects, updated this to use in_projects -updated search results to reference the correct (target) project -udpated search results to print both sides of the merge request Change-Id: I19407990a0950945cc95d62089cbcc6262dab1a8
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end
end
describe 'detection of issues to be closed' do
let(:issue0) { create :issue, project: subject.project }
let(:issue1) { create :issue, project: subject.project }
let(:commit0) { double('commit0', safe_message: "Fixes #{issue0.to_reference}") }
let(:commit1) { double('commit1', safe_message: "Fixes #{issue0.to_reference}") }
let(:commit2) { double('commit2', safe_message: "Fixes #{issue1.to_reference}") }
before do
subject.project.team << [subject.author, :developer]
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allow(subject).to receive(:commits).and_return([commit0, commit1, commit2])
end
it 'accesses the set of issues that will be closed on acceptance' do
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allow(subject.project).to receive(:default_branch).
and_return(subject.target_branch)
closed = subject.closes_issues
expect(closed).to include(issue0, issue1)
end
it 'only lists issues as to be closed if it targets the default branch' do
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allow(subject.project).to receive(:default_branch).and_return('master')
subject.target_branch = 'something-else'
expect(subject.closes_issues).to be_empty
end
it 'detects issues mentioned in the description' do
issue2 = create(:issue, project: subject.project)
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subject.description = "Closes #{issue2.to_reference}"
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allow(subject.project).to receive(:default_branch).
and_return(subject.target_branch)
expect(subject.closes_issues).to include(issue2)
end
end
describe "#work_in_progress?" do
['WIP ', 'WIP:', 'WIP: ', '[WIP]', '[WIP] ', ' [WIP] WIP [WIP] WIP: WIP '].each do |wip_prefix|
it "detects the '#{wip_prefix}' prefix" do
subject.title = "#{wip_prefix}#{subject.title}"
expect(subject.work_in_progress?).to eq true
end
end
it "doesn't detect WIP for words starting with WIP" do
subject.title = "Wipwap #{subject.title}"
expect(subject.work_in_progress?).to eq false
end
it "doesn't detect WIP for words containing with WIP" do
subject.title = "WupWipwap #{subject.title}"
expect(subject.work_in_progress?).to eq false
end
it "doesn't detect WIP by default" do
expect(subject.work_in_progress?).to eq false
end
end
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describe '#can_remove_source_branch?' do
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let(:user) { create(:user) }
let(:user2) { create(:user) }
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before do
subject.source_project.team << [user, :master]
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subject.source_branch = "feature"
subject.target_branch = "master"
subject.save!
end
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it "can't be removed when its a protected branch" do
allow(subject.source_project).to receive(:protected_branch?).and_return(true)
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expect(subject.can_remove_source_branch?(user)).to be_falsey
end
it "can't remove a root ref" do
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subject.source_branch = "master"
subject.target_branch = "feature"
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expect(subject.can_remove_source_branch?(user)).to be_falsey
end
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it "is unable to remove the source branch for a project the user cannot push to" do
expect(subject.can_remove_source_branch?(user2)).to be_falsey
end
it "can be removed if the last commit is the head of the source branch" do
allow(subject.source_project).to receive(:commit).and_return(subject.diff_head_commit)
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expect(subject.can_remove_source_branch?(user)).to be_truthy
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end
it "cannot be removed if the last commit is not also the head of the source branch" do
subject.source_branch = "lfs"
expect(subject.can_remove_source_branch?(user)).to be_falsey
end
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end
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describe "#reset_merge_when_build_succeeds" do
let(:merge_if_green) do
create :merge_request, merge_when_build_succeeds: true, merge_user: create(:user),
merge_params: { "should_remove_source_branch" => "1", "commit_message" => "msg" }
end
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it "sets the item to false" do
merge_if_green.reset_merge_when_build_succeeds
merge_if_green.reload
expect(merge_if_green.merge_when_build_succeeds).to be_falsey
expect(merge_if_green.merge_params["should_remove_source_branch"]).to be_nil
expect(merge_if_green.merge_params["commit_message"]).to be_nil
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end
end
describe "#hook_attrs" do
let(:attrs_hash) { subject.hook_attrs.to_h }
[:source, :target].each do |key|
describe "#{key} key" do
include_examples 'project hook data', project_key: key do
let(:data) { attrs_hash }
let(:project) { subject.send("#{key}_project") }
end
end
end
it "has all the required keys" do
expect(attrs_hash).to include(:source)
expect(attrs_hash).to include(:target)
expect(attrs_hash).to include(:last_commit)
expect(attrs_hash).to include(:work_in_progress)
end
end
describe '#diverged_commits_count' do
let(:project) { create(:project) }
let(:fork_project) { create(:project, forked_from_project: project) }
context 'when the target branch does not exist anymore' do
subject { create(:merge_request, source_project: project, target_project: project) }
before do
project.repository.raw_repository.delete_branch(subject.target_branch)
subject.reload
end
it 'does not crash' do
expect{ subject.diverged_commits_count }.not_to raise_error
end
it 'returns 0' do
expect(subject.diverged_commits_count).to eq(0)
end
end
context 'diverged on same repository' do
subject(:merge_request_with_divergence) { create(:merge_request, :diverged, source_project: project, target_project: project) }
it 'counts commits that are on target branch but not on source branch' do
expect(subject.diverged_commits_count).to eq(5)
end
end
context 'diverged on fork' do
subject(:merge_request_fork_with_divergence) { create(:merge_request, :diverged, source_project: fork_project, target_project: project) }
it 'counts commits that are on target branch but not on source branch' do
expect(subject.diverged_commits_count).to eq(5)
end
end
context 'rebased on fork' do
subject(:merge_request_rebased) { create(:merge_request, :rebased, source_project: fork_project, target_project: project) }
it 'counts commits that are on target branch but not on source branch' do
expect(subject.diverged_commits_count).to eq(0)
end
end
describe 'caching' do
before(:example) do
allow(Rails).to receive(:cache).and_return(ActiveSupport::Cache::MemoryStore.new)
end
it 'caches the output' do
expect(subject).to receive(:compute_diverged_commits_count).
once.
and_return(2)
subject.diverged_commits_count
subject.diverged_commits_count
end
it 'invalidates the cache when the source sha changes' do
expect(subject).to receive(:compute_diverged_commits_count).
twice.
and_return(2)
subject.diverged_commits_count
allow(subject).to receive(:source_branch_sha).and_return('123abc')
subject.diverged_commits_count
end
it 'invalidates the cache when the target sha changes' do
expect(subject).to receive(:compute_diverged_commits_count).
twice.
and_return(2)
subject.diverged_commits_count
allow(subject).to receive(:target_branch_sha).and_return('123abc')
subject.diverged_commits_count
end
end
end
it_behaves_like 'an editable mentionable' do
subject { create(:merge_request) }
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let(:backref_text) { "merge request #{subject.to_reference}" }
let(:set_mentionable_text) { ->(txt){ subject.description = txt } }
end
it_behaves_like 'a Taskable' do
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subject { create :merge_request, :simple }
end
describe '#pipeline' do
describe 'when the source project exists' do
it 'returns the latest pipeline' do
pipeline = double(:ci_pipeline, ref: 'master')
allow(subject).to receive(:diff_head_sha).and_return('123abc')
expect(subject.source_project).to receive(:pipeline).
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with('123abc', 'master').
and_return(pipeline)
expect(subject.pipeline).to eq(pipeline)
end
end
describe 'when the source project does not exist' do
it 'returns nil' do
allow(subject).to receive(:source_project).and_return(nil)
expect(subject.pipeline).to be_nil
end
end
end
describe '#participants' do
let(:project) { create(:project, :public) }
let(:mr) do
create(:merge_request, source_project: project, target_project: project)
end
let!(:note1) do
create(:note_on_merge_request, noteable: mr, project: project, note: 'a')
end
let!(:note2) do
create(:note_on_merge_request, noteable: mr, project: project, note: 'b')
end
it 'includes the merge request author' do
expect(mr.participants).to include(mr.author)
end
it 'includes the authors of the notes' do
expect(mr.participants).to include(note1.author, note2.author)
end
end
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describe 'cached counts' do
it 'updates when assignees change' do
user1 = create(:user)
user2 = create(:user)
mr = create(:merge_request, assignee: user1)
expect(user1.assigned_open_merge_request_count).to eq(1)
expect(user2.assigned_open_merge_request_count).to eq(0)
mr.assignee = user2
mr.save
expect(user1.assigned_open_merge_request_count).to eq(0)
expect(user2.assigned_open_merge_request_count).to eq(1)
end
end
describe '#check_if_can_be_merged' do
let(:project) { create(:project, only_allow_merge_if_build_succeeds: true) }
subject { create(:merge_request, source_project: project, merge_status: :unchecked) }
context 'when it is not broken and has no conflicts' do
it 'is marked as mergeable' do
allow(subject).to receive(:broken?) { false }
allow(project.repository).to receive(:can_be_merged?).and_return(true)
expect { subject.check_if_can_be_merged }.to change { subject.merge_status }.to('can_be_merged')
end
end
context 'when broken' do
before { allow(subject).to receive(:broken?) { true } }
it 'becomes unmergeable' do
expect { subject.check_if_can_be_merged }.to change { subject.merge_status }.to('cannot_be_merged')
end
end
context 'when it has conflicts' do
before do
allow(subject).to receive(:broken?) { false }
allow(project.repository).to receive(:can_be_merged?).and_return(false)
end
it 'becomes unmergeable' do
expect { subject.check_if_can_be_merged }.to change { subject.merge_status }.to('cannot_be_merged')
end
end
end
describe '#mergeable?' do
let(:project) { create(:project) }
subject { create(:merge_request, source_project: project) }
it 'returns false if #mergeable_state? is false' do
expect(subject).to receive(:mergeable_state?) { false }
expect(subject.mergeable?).to be_falsey
end
it 'return true if #mergeable_state? is true and the MR #can_be_merged? is true' do
allow(subject).to receive(:mergeable_state?) { true }
expect(subject).to receive(:check_if_can_be_merged)
expect(subject).to receive(:can_be_merged?) { true }
expect(subject.mergeable?).to be_truthy
end
end
describe '#mergeable_state?' do
let(:project) { create(:project) }
subject { create(:merge_request, source_project: project) }
it 'checks if merge request can be merged' do
allow(subject).to receive(:mergeable_ci_state?) { true }
expect(subject).to receive(:check_if_can_be_merged)
subject.mergeable?
end
context 'when not open' do
before { subject.close }
it 'returns false' do
expect(subject.mergeable_state?).to be_falsey
end
end
context 'when working in progress' do
before { subject.title = 'WIP MR' }
it 'returns false' do
expect(subject.mergeable_state?).to be_falsey
end
end
context 'when broken' do
before { allow(subject).to receive(:broken?) { true } }
it 'returns false' do
expect(subject.mergeable_state?).to be_falsey
end
end
context 'when failed' do
before { allow(subject).to receive(:broken?) { false } }
context 'when project settings restrict to merge only if build succeeds and build failed' do
before do
project.only_allow_merge_if_build_succeeds = true
allow(subject).to receive(:mergeable_ci_state?) { false }
end
it 'returns false' do
expect(subject.mergeable_state?).to be_falsey
end
end
end
end
describe '#mergeable_ci_state?' do
let(:project) { create(:empty_project, only_allow_merge_if_build_succeeds: true) }
let(:pipeline) { create(:ci_empty_pipeline) }
subject { build(:merge_request, target_project: project) }
context 'when it is only allowed to merge when build is green' do
context 'and a failed pipeline is associated' do
before do
pipeline.statuses << create(:commit_status, status: 'failed', project: project)
allow(subject).to receive(:pipeline) { pipeline }
end
it { expect(subject.mergeable_ci_state?).to be_falsey }
end
context 'when no pipeline is associated' do
before do
allow(subject).to receive(:pipeline) { nil }
end
it { expect(subject.mergeable_ci_state?).to be_truthy }
end
end
context 'when merges are not restricted to green builds' do
subject { build(:merge_request, target_project: build(:empty_project, only_allow_merge_if_build_succeeds: false)) }
context 'and a failed pipeline is associated' do
before do
pipeline.statuses << create(:commit_status, status: 'failed', project: project)
allow(subject).to receive(:pipeline) { pipeline }
end
it { expect(subject.mergeable_ci_state?).to be_truthy }
end
context 'when no pipeline is associated' do
before do
allow(subject).to receive(:pipeline) { nil }
end
it { expect(subject.mergeable_ci_state?).to be_truthy }
end
end
end
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describe "#reload_diff" do
let(:note) { create(:diff_note_on_merge_request, project: subject.project, noteable: subject) }
let(:commit) { subject.project.commit(sample_commit.id) }
it "reloads the diff content" do
expect(subject.merge_request_diff).to receive(:reload_content)
subject.reload_diff
end
it "executs diff cache service" do
expect_any_instance_of(MergeRequests::MergeRequestDiffCacheService).to receive(:execute).with(subject)
subject.reload_diff
end
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it "updates diff note positions" do
old_diff_refs = subject.diff_refs
merge_request_diff = subject.merge_request_diff
# Update merge_request_diff so that #diff_refs will return commit.diff_refs
allow(merge_request_diff).to receive(:reload_content) do
merge_request_diff.base_commit_sha = commit.parent_id
merge_request_diff.start_commit_sha = commit.parent_id
merge_request_diff.head_commit_sha = commit.sha
end
expect(Notes::DiffPositionUpdateService).to receive(:new).with(
subject.project,
nil,
old_diff_refs: old_diff_refs,
new_diff_refs: commit.diff_refs,
paths: note.position.paths
).and_call_original
expect_any_instance_of(Notes::DiffPositionUpdateService).to receive(:execute).with(note)
expect_any_instance_of(DiffNote).to receive(:save).once
subject.reload_diff
end
end
describe "#diff_sha_refs" do
context "with diffs" do
subject { create(:merge_request, :with_diffs) }
it "does not touch the repository" do
subject # Instantiate the object
expect_any_instance_of(Repository).not_to receive(:commit)
subject.diff_sha_refs
end
it "returns expected diff_refs" do
expected_diff_refs = Gitlab::Diff::DiffRefs.new(
base_sha: subject.merge_request_diff.base_commit_sha,
start_sha: subject.merge_request_diff.start_commit_sha,
head_sha: subject.merge_request_diff.head_commit_sha
)
expect(subject.diff_sha_refs).to eq(expected_diff_refs)
end
end
end
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end