gitlab-org--gitlab-foss/spec/services/merge_requests/refresh_service_spec.rb
2018-02-02 12:59:15 -02:00

455 lines
17 KiB
Ruby

require 'spec_helper'
describe MergeRequests::RefreshService do
include ProjectForksHelper
let(:project) { create(:project, :repository) }
let(:user) { create(:user) }
let(:service) { described_class }
describe '#execute' do
before do
@user = create(:user)
group = create(:group)
group.add_owner(@user)
@project = create(:project, :repository, namespace: group)
@fork_project = fork_project(@project, @user, repository: true)
@merge_request = create(:merge_request,
source_project: @project,
source_branch: 'master',
target_branch: 'feature',
target_project: @project,
merge_when_pipeline_succeeds: true,
merge_user: @user)
@fork_merge_request = create(:merge_request,
source_project: @fork_project,
source_branch: 'master',
target_branch: 'feature',
target_project: @project)
@build_failed_todo = create(:todo,
:build_failed,
user: @user,
project: @project,
target: @merge_request,
author: @user)
@fork_build_failed_todo = create(:todo,
:build_failed,
user: @user,
project: @project,
target: @merge_request,
author: @user)
@commits = @merge_request.commits
@oldrev = @commits.last.id
@newrev = @commits.first.id
end
context 'push to origin repo source branch' do
let(:refresh_service) { service.new(@project, @user) }
before do
allow(refresh_service).to receive(:execute_hooks)
end
it 'executes hooks with update action' do
refresh_service.execute(@oldrev, @newrev, 'refs/heads/master')
reload_mrs
expect(refresh_service).to have_received(:execute_hooks)
.with(@merge_request, 'update', old_rev: @oldrev)
expect(@merge_request.notes).not_to be_empty
expect(@merge_request).to be_open
expect(@merge_request.merge_when_pipeline_succeeds).to be_falsey
expect(@merge_request.diff_head_sha).to eq(@newrev)
expect(@fork_merge_request).to be_open
expect(@fork_merge_request.notes).to be_empty
expect(@build_failed_todo).to be_done
expect(@fork_build_failed_todo).to be_done
end
it 'reloads source branch MRs memoization' do
refresh_service.execute(@oldrev, @newrev, 'refs/heads/master')
expect { refresh_service.execute(@oldrev, @newrev, 'refs/heads/master') }.to change {
refresh_service.instance_variable_get("@source_merge_requests").first.merge_request_diff
}
end
context 'when source branch ref does not exists' do
before do
DeleteBranchService.new(@project, @user).execute(@merge_request.source_branch)
end
it 'closes MRs without source branch ref' do
expect { refresh_service.execute(@oldrev, @newrev, 'refs/heads/master') }
.to change { @merge_request.reload.state }
.from('opened')
.to('closed')
expect(@fork_merge_request.reload).to be_open
end
it 'does not change the merge request diff' do
expect { refresh_service.execute(@oldrev, @newrev, 'refs/heads/master') }
.not_to change { @merge_request.reload.merge_request_diff }
end
end
end
context 'when pipeline exists for the source branch' do
let!(:pipeline) { create(:ci_empty_pipeline, ref: @merge_request.source_branch, project: @project, sha: @commits.first.sha)}
subject { service.new(@project, @user).execute(@oldrev, @newrev, 'refs/heads/master') }
it 'updates the head_pipeline_id for @merge_request' do
expect { subject }.to change { @merge_request.reload.head_pipeline_id }.from(nil).to(pipeline.id)
end
it 'does not update the head_pipeline_id for @fork_merge_request' do
expect { subject }.not_to change { @fork_merge_request.reload.head_pipeline_id }
end
end
context 'push to origin repo source branch when an MR was reopened' do
let(:refresh_service) { service.new(@project, @user) }
before do
@merge_request.update(state: :reopened)
allow(refresh_service).to receive(:execute_hooks)
refresh_service.execute(@oldrev, @newrev, 'refs/heads/master')
reload_mrs
end
it 'executes hooks with update action' do
expect(refresh_service).to have_received(:execute_hooks)
.with(@merge_request, 'update', old_rev: @oldrev)
expect(@merge_request.notes).not_to be_empty
expect(@merge_request).to be_open
expect(@merge_request.merge_when_pipeline_succeeds).to be_falsey
expect(@merge_request.diff_head_sha).to eq(@newrev)
expect(@fork_merge_request).to be_open
expect(@fork_merge_request.notes).to be_empty
expect(@build_failed_todo).to be_done
expect(@fork_build_failed_todo).to be_done
end
end
context 'push to origin repo target branch' do
context 'when all MRs to the target branch had diffs' do
before do
service.new(@project, @user).execute(@oldrev, @newrev, 'refs/heads/feature')
reload_mrs
end
it 'updates the merge state' do
expect(@merge_request.notes.last.note).to include('merged')
expect(@merge_request).to be_merged
expect(@fork_merge_request).to be_merged
expect(@fork_merge_request.notes.last.note).to include('merged')
expect(@build_failed_todo).to be_done
expect(@fork_build_failed_todo).to be_done
end
end
context 'when an MR to be closed was empty already' do
let!(:empty_fork_merge_request) do
create(:merge_request,
source_project: @fork_project,
source_branch: 'master',
target_branch: 'master',
target_project: @project)
end
before do
# This spec already has a fake push, so pretend that we were targeting
# feature all along.
empty_fork_merge_request.update_columns(target_branch: 'feature')
service.new(@project, @user).execute(@oldrev, @newrev, 'refs/heads/feature')
reload_mrs
empty_fork_merge_request.reload
end
it 'only updates the non-empty MRs' do
expect(@merge_request).to be_merged
expect(@merge_request.notes.last.note).to include('merged')
expect(@fork_merge_request).to be_merged
expect(@fork_merge_request.notes.last.note).to include('merged')
expect(empty_fork_merge_request).to be_open
expect(empty_fork_merge_request.merge_request_diff.state).to eq('empty')
expect(empty_fork_merge_request.notes).to be_empty
end
end
end
context 'manual merge of source branch' do
before do
# Merge master -> feature branch
@project.repository.merge(@user, @merge_request.diff_head_sha, @merge_request, 'Test message')
commit = @project.repository.commit('feature')
service.new(@project, @user).execute(@oldrev, commit.id, 'refs/heads/feature')
reload_mrs
end
it 'updates the merge state' do
expect(@merge_request.notes.last.note).to include('merged')
expect(@merge_request).to be_merged
expect(@merge_request.diffs.size).to be > 0
expect(@fork_merge_request).to be_merged
expect(@fork_merge_request.notes.last.note).to include('merged')
expect(@build_failed_todo).to be_done
expect(@fork_build_failed_todo).to be_done
end
end
context 'push to fork repo source branch' do
let(:refresh_service) { service.new(@fork_project, @user) }
context 'open fork merge request' do
before do
allow(refresh_service).to receive(:execute_hooks)
refresh_service.execute(@oldrev, @newrev, 'refs/heads/master')
reload_mrs
end
it 'executes hooks with update action' do
expect(refresh_service).to have_received(:execute_hooks)
.with(@fork_merge_request, 'update', old_rev: @oldrev)
expect(@merge_request.notes).to be_empty
expect(@merge_request).to be_open
expect(@fork_merge_request.notes.last.note).to include('added 28 commits')
expect(@fork_merge_request).to be_open
expect(@build_failed_todo).to be_pending
expect(@fork_build_failed_todo).to be_pending
end
end
context 'closed fork merge request' do
before do
@fork_merge_request.close!
allow(refresh_service).to receive(:execute_hooks)
refresh_service.execute(@oldrev, @newrev, 'refs/heads/master')
reload_mrs
end
it 'do not execute hooks with update action' do
expect(refresh_service).not_to have_received(:execute_hooks)
end
it 'updates merge request to closed state' do
expect(@merge_request.notes).to be_empty
expect(@merge_request).to be_open
expect(@fork_merge_request.notes).to be_empty
expect(@fork_merge_request).to be_closed
expect(@build_failed_todo).to be_pending
expect(@fork_build_failed_todo).to be_pending
end
end
end
context 'push to fork repo target branch' do
describe 'changes to merge requests' do
before do
service.new(@fork_project, @user).execute(@oldrev, @newrev, 'refs/heads/feature')
reload_mrs
end
it 'updates the merge request state' do
expect(@merge_request.notes).to be_empty
expect(@merge_request).to be_open
expect(@fork_merge_request.notes).to be_empty
expect(@fork_merge_request).to be_open
expect(@build_failed_todo).to be_pending
expect(@fork_build_failed_todo).to be_pending
end
end
describe 'merge request diff' do
it 'does not reload the diff of the merge request made from fork' do
expect do
service.new(@fork_project, @user).execute(@oldrev, @newrev, 'refs/heads/feature')
end.not_to change { @fork_merge_request.reload.merge_request_diff }
end
end
end
context 'push to origin repo target branch after fork project was removed' do
before do
@fork_project.destroy
service.new(@project, @user).execute(@oldrev, @newrev, 'refs/heads/feature')
reload_mrs
end
it 'updates the merge request state' do
expect(@merge_request.notes.last.note).to include('merged')
expect(@merge_request).to be_merged
expect(@fork_merge_request).to be_open
expect(@fork_merge_request.notes).to be_empty
expect(@build_failed_todo).to be_done
expect(@fork_build_failed_todo).to be_done
end
end
context 'push new branch that exists in a merge request' do
let(:refresh_service) { service.new(@fork_project, @user) }
it 'refreshes the merge request' do
expect(refresh_service).to receive(:execute_hooks)
.with(@fork_merge_request, 'update', old_rev: Gitlab::Git::BLANK_SHA)
allow_any_instance_of(Repository).to receive(:merge_base).and_return(@oldrev)
refresh_service.execute(Gitlab::Git::BLANK_SHA, @newrev, 'refs/heads/master')
reload_mrs
expect(@merge_request.notes).to be_empty
expect(@merge_request).to be_open
notes = @fork_merge_request.notes.reorder(:created_at).map(&:note)
expect(notes[0]).to include('restored source branch `master`')
expect(notes[1]).to include('added 28 commits')
expect(@fork_merge_request).to be_open
end
end
context 'merge request metrics' do
let(:issue) { create :issue, project: @project }
let(:commit_author) { create :user }
let(:commit) { project.commit }
before do
project.add_developer(commit_author)
project.add_developer(user)
allow(commit).to receive_messages(
safe_message: "Closes #{issue.to_reference}",
references: [issue],
author_name: commit_author.name,
author_email: commit_author.email,
committed_date: Time.now
)
allow_any_instance_of(MergeRequest).to receive(:commits).and_return([commit])
end
context 'when the merge request is sourced from the same project' do
it 'creates a `MergeRequestsClosingIssues` record for each issue closed by a commit' do
merge_request = create(:merge_request, target_branch: 'master', source_branch: 'feature', source_project: @project)
refresh_service = service.new(@project, @user)
allow(refresh_service).to receive(:execute_hooks)
refresh_service.execute(@oldrev, @newrev, 'refs/heads/feature')
issue_ids = MergeRequestsClosingIssues.where(merge_request: merge_request).pluck(:issue_id)
expect(issue_ids).to eq([issue.id])
end
end
context 'when the merge request is sourced from a different project' do
it 'creates a `MergeRequestsClosingIssues` record for each issue closed by a commit' do
forked_project = fork_project(@project, @user, repository: true)
merge_request = create(:merge_request,
target_branch: 'master',
source_branch: 'feature',
target_project: @project,
source_project: forked_project)
refresh_service = service.new(@project, @user)
allow(refresh_service).to receive(:execute_hooks)
refresh_service.execute(@oldrev, @newrev, 'refs/heads/feature')
issue_ids = MergeRequestsClosingIssues.where(merge_request: merge_request).pluck(:issue_id)
expect(issue_ids).to eq([issue.id])
end
end
end
context 'marking the merge request as work in progress' do
let(:refresh_service) { service.new(@project, @user) }
before do
allow(refresh_service).to receive(:execute_hooks)
end
it 'marks the merge request as work in progress from fixup commits' do
fixup_merge_request = create(:merge_request,
source_project: @project,
source_branch: 'wip',
target_branch: 'master',
target_project: @project)
commits = fixup_merge_request.commits
oldrev = commits.last.id
newrev = commits.first.id
refresh_service.execute(oldrev, newrev, 'refs/heads/wip')
fixup_merge_request.reload
expect(fixup_merge_request.work_in_progress?).to eq(true)
expect(fixup_merge_request.notes.last.note).to match(
/marked as a \*\*Work In Progress\*\* from #{Commit.reference_pattern}/
)
end
it 'references the commit that caused the Work in Progress status' do
wip_merge_request = create(:merge_request,
source_project: @project,
source_branch: 'wip',
target_branch: 'master',
target_project: @project)
commits = wip_merge_request.commits
oldrev = commits.last.id
newrev = commits.first.id
wip_commit = wip_merge_request.commits.find(&:work_in_progress?)
refresh_service.execute(oldrev, newrev, 'refs/heads/wip')
expect(wip_merge_request.reload.notes.last.note).to eq(
"marked as a **Work In Progress** from #{wip_commit.id}"
)
end
it 'does not mark as WIP based on commits that do not belong to an MR' do
allow(refresh_service).to receive(:find_new_commits)
refresh_service.instance_variable_set("@commits", [
double(
id: 'aaaaaaa',
sha: 'aaaaaaa',
short_id: 'aaaaaaa',
title: 'Fix issue',
work_in_progress?: false
),
double(
id: 'bbbbbbb',
sha: 'bbbbbbbb',
short_id: 'bbbbbbb',
title: 'fixup! Fix issue',
work_in_progress?: true,
to_reference: 'bbbbbbb'
)
])
refresh_service.execute(@oldrev, @newrev, 'refs/heads/master')
reload_mrs
expect(@merge_request.work_in_progress?).to be_falsey
end
end
def reload_mrs
@merge_request.reload
@fork_merge_request.reload
@build_failed_todo.reload
@fork_build_failed_todo.reload
end
end
end