require 'spec_helper' describe MergeRequests::FfMergeService do let(:user) { create(:user) } let(:user2) { create(:user) } let(:merge_request) do create(:merge_request, source_branch: 'flatten-dir', target_branch: 'improve/awesome', assignee: user2, author: create(:user)) end let(:project) { merge_request.project } before do project.add_maintainer(user) project.add_developer(user2) end describe '#execute' do context 'valid params' do let(:service) { described_class.new(project, user, {}) } before do allow(service).to receive(:execute_hooks) perform_enqueued_jobs do service.execute(merge_request) end end it "does not create merge commit" do source_branch_sha = merge_request.source_project.repository.commit(merge_request.source_branch).sha target_branch_sha = merge_request.target_project.repository.commit(merge_request.target_branch).sha expect(source_branch_sha).to eq(target_branch_sha) 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 "error handling" do let(:service) { described_class.new(project, user, commit_message: 'Awesome message') } before do allow(Rails.logger).to receive(:error) end it 'logs and saves error if there is an exception' do error_message = 'error message' 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 include(error_message) expect(Rails.logger).to have_received(:error).with(a_string_matching(error_message)) end it 'logs and saves error if there is an PreReceiveError exception' do error_message = 'error message' allow(service).to receive(:repository).and_raise(Gitlab::Git::PreReceiveError, error_message) allow(service).to receive(:execute_hooks) service.execute(merge_request) expect(merge_request.merge_error).to include(error_message) expect(Rails.logger).to have_received(:error).with(a_string_matching(error_message)) end end end end