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require 'spec_helper'
describe MergeRequests::MergeWhenBuildSucceedsService do
let(:user) { create(:user) }
let(:merge_request) { create(:merge_request) }
let(:mr_merge_if_green_enabled) do
create(:merge_request, merge_when_build_succeeds: true, merge_user: user,
source_branch: "source_branch", target_branch: project.default_branch,
source_project: project, target_project: project, state: "opened")
end
let(:project) { create(:project) }
let(:ci_commit) { create(:ci_commit_with_one_job, ref: mr_merge_if_green_enabled.source_branch, project: project) }
let(:service) { MergeRequests::MergeWhenBuildSucceedsService.new(project, user, commit_message: 'Awesome message') }
describe "#execute" do
context 'first time enabling' do
before do
allow(merge_request).to receive(:ci_commit).and_return(ci_commit)
service.execute(merge_request)
end
it 'sets the params, merge_user, and flag' do
expect(merge_request).to be_valid
expect(merge_request.merge_when_build_succeeds).to be_truthy
expect(merge_request.merge_params).to eq commit_message: 'Awesome message'
expect(merge_request.merge_user).to be user
end
it 'creates a system note' do
note = merge_request.notes.last
expect(note.note).to match /Enabled an automatic merge when the build for (\w+\/\w+@)?[0-9a-z]{8}/
end
end
context 'already approved' do
let(:service) { MergeRequests::MergeWhenBuildSucceedsService.new(project, user, new_key: true) }
let(:build) { create(:ci_build, ref: mr_merge_if_green_enabled.source_branch) }
before do
allow(mr_merge_if_green_enabled).to receive(:ci_commit).and_return(ci_commit)
allow(mr_merge_if_green_enabled).to receive(:mergeable?).and_return(true)
allow(ci_commit).to receive(:success?).and_return(true)
end
it 'updates the merge params' do
expect(SystemNoteService).not_to receive(:merge_when_build_succeeds)
service.execute(mr_merge_if_green_enabled)
expect(mr_merge_if_green_enabled.merge_params).to have_key(:new_key)
end
end
end
describe "#trigger" do
let(:build) { create(:ci_build, ref: mr_merge_if_green_enabled.source_branch, status: "success") }
it "merges all merge requests with merge when build succeeds enabled" do
allow_any_instance_of(MergeRequest).to receive(:ci_commit).and_return(ci_commit)
allow(ci_commit).to receive(:success?).and_return(true)
expect(MergeWorker).to receive(:perform_async)
service.trigger(build)
end
end
describe "#cancel" do
before do
service.cancel(mr_merge_if_green_enabled)
end
it "resets all the merge_when_build_succeeds params" do
expect(mr_merge_if_green_enabled.merge_when_build_succeeds).to be_falsey
expect(mr_merge_if_green_enabled.merge_params).to eq({})
expect(mr_merge_if_green_enabled.merge_user).to be nil
end
it 'Posts a system note' do
note = mr_merge_if_green_enabled.notes.last
expect(note.note).to include 'Canceled the automatic merge'
end
end
end
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