require 'spec_helper' describe MergeRequests::MergeService, services: true do let(:user) { create(:user) } let(:user2) { create(:user) } let(:merge_request) { create(:merge_request, assignee: user2) } let(:project) { merge_request.project } before do project.team << [user, :master] project.team << [user2, :developer] end describe '#execute' do context 'valid params' do let(:service) { MergeRequests::MergeService.new(project, user, commit_message: 'Awesome message') } before do allow(service).to receive(:execute_hooks) perform_enqueued_jobs do service.execute(merge_request) end end it { expect(merge_request).to be_valid } it { expect(merge_request).to be_merged } it 'sends email to user2 about merge of new merge_request' do email = ActionMailer::Base.deliveries.last expect(email.to.first).to eq(user2.email) expect(email.subject).to include(merge_request.title) end it 'creates system note about merge_request merge' do note = merge_request.notes.last expect(note.note).to include 'merged' end end context 'closes related issues' do let(:service) { described_class.new(project, user, commit_message: 'Awesome message') } before do allow(project).to receive(:default_branch).and_return(merge_request.target_branch) end it 'closes GitLab issue tracker issues' do issue = create :issue, project: project commit = double('commit', safe_message: "Fixes #{issue.to_reference}") allow(merge_request).to receive(:commits).and_return([commit]) service.execute(merge_request) expect(issue.reload.closed?).to be_truthy end context 'with JIRA integration' do include JiraServiceHelper let(:jira_tracker) { project.create_jira_service } let(:jira_issue) { ExternalIssue.new('JIRA-123', project) } let(:commit) { double('commit', safe_message: "Fixes #{jira_issue.to_reference}") } before do project.update_attributes!(has_external_issue_tracker: true) jira_service_settings stub_jira_urls(jira_issue.id) allow(merge_request).to receive(:commits).and_return([commit]) end it 'closes issues on JIRA issue tracker' do jira_issue = ExternalIssue.new('JIRA-123', project) stub_jira_urls(jira_issue) commit = double('commit', safe_message: "Fixes #{jira_issue.to_reference}") allow(merge_request).to receive(:commits).and_return([commit]) expect_any_instance_of(JiraService).to receive(:close_issue).with(merge_request, jira_issue).once service.execute(merge_request) end context "when jira_issue_transition_id is not present" do before { allow_any_instance_of(JIRA::Resource::Issue).to receive(:resolution).and_return(nil) } it "does not close issue" do allow(jira_tracker).to receive_messages(jira_issue_transition_id: nil) expect_any_instance_of(JiraService).not_to receive(:transition_issue) service.execute(merge_request) end end context "wrong issue markdown" do it 'does not close issues on JIRA issue tracker' do jira_issue = ExternalIssue.new('#JIRA-123', project) stub_jira_urls(jira_issue) commit = double('commit', safe_message: "Fixes #{jira_issue.to_reference}") allow(merge_request).to receive(:commits).and_return([commit]) expect_any_instance_of(JiraService).not_to receive(:close_issue) service.execute(merge_request) end end end end context 'closes related todos' do let(:merge_request) { create(:merge_request, assignee: user, author: user) } let(:project) { merge_request.project } let(:service) { MergeRequests::MergeService.new(project, user, commit_message: 'Awesome message') } let!(:todo) do create(:todo, :assigned, project: project, author: user, user: user, target: merge_request) end before do allow(service).to receive(:execute_hooks) perform_enqueued_jobs do service.execute(merge_request) todo.reload end end it { expect(todo).to be_done } end context 'remove source branch by author' do let(:service) do merge_request.merge_params['force_remove_source_branch'] = '1' merge_request.save! MergeRequests::MergeService.new(project, user, commit_message: 'Awesome message') end it 'removes the source branch' do expect(DeleteBranchService).to receive(:new). with(merge_request.source_project, merge_request.author). and_call_original service.execute(merge_request) end end context "error handling" do let(:service) { MergeRequests::MergeService.new(project, user, commit_message: 'Awesome message') } it 'saves error if there is an exception' do allow(service).to receive(:repository).and_raise("error message") allow(service).to receive(:execute_hooks) service.execute(merge_request) expect(merge_request.merge_error).to eq("Something went wrong during merge: error message") end it 'saves error if there is an PreReceiveError exception' do allow(service).to receive(:repository).and_raise(GitHooksService::PreReceiveError, "error") allow(service).to receive(:execute_hooks) service.execute(merge_request) expect(merge_request.merge_error).to eq("error") end it 'aborts if there is a merge conflict' do allow_any_instance_of(Repository).to receive(:merge).and_return(false) allow(service).to receive(:execute_hooks) service.execute(merge_request) expect(merge_request.open?).to be_truthy expect(merge_request.merge_commit_sha).to be_nil expect(merge_request.merge_error).to eq("Conflicts detected during merge") end end end end