117 lines
3.4 KiB
Ruby
117 lines
3.4 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe MergeRequests::MergeOrchestrationService do
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let_it_be(:maintainer) { create(:user) }
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let(:merge_params) { { sha: merge_request.diff_head_sha } }
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let(:user) { maintainer }
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let(:service) { described_class.new(project, user, merge_params) }
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let!(:merge_request) do
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create(:merge_request, source_project: project, source_branch: 'feature',
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target_project: project, target_branch: 'master')
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end
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shared_context 'fresh repository' do
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let_it_be(:project) { create(:project, :repository) }
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before_all do
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project.add_maintainer(maintainer)
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end
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end
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describe '#execute' do
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subject { service.execute(merge_request) }
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include_context 'fresh repository'
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context 'when merge request is mergeable' do
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context 'when merge request can be merged automatically' do
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before do
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create(:ci_pipeline, :detached_merge_request_pipeline, project: project, merge_request: merge_request)
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merge_request.update_head_pipeline
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end
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it 'schedules auto merge' do
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expect_next_instance_of(AutoMergeService, project, user, merge_params) do |service|
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expect(service).to receive(:execute).with(merge_request).and_call_original
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end
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subject
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expect(merge_request).to be_auto_merge_enabled
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expect(merge_request.auto_merge_strategy).to eq(AutoMergeService::STRATEGY_MERGE_WHEN_PIPELINE_SUCCEEDS)
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expect(merge_request).not_to be_merged
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end
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end
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context 'when merge request cannot be merged automatically' do
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it 'merges immediately', :sidekiq_inline do
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expect(merge_request)
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.to receive(:merge_async).with(user.id, merge_params)
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.and_call_original
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subject
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merge_request.reset
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expect(merge_request).to be_merged
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expect(merge_request).not_to be_auto_merge_enabled
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end
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end
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end
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context 'when merge request is not mergeable' do
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before do
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allow(merge_request).to receive(:mergeable_state?) { false }
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end
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it 'does nothing' do
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subject
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expect(merge_request).not_to be_auto_merge_enabled
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expect(merge_request).not_to be_merged
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end
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end
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end
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describe '#can_merge?' do
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subject { service.can_merge?(merge_request) }
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include_context 'fresh repository'
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context 'when merge request is mergeable' do
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it { is_expected.to eq(true) }
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end
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context 'when merge request is not mergeable' do
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before do
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allow(merge_request).to receive(:mergeable_state?) { false }
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end
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it { is_expected.to eq(false) }
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end
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end
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describe '#preferred_auto_merge_strategy' do
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subject { service.preferred_auto_merge_strategy(merge_request) }
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include_context 'fresh repository'
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context 'when merge request can be merged automatically' do
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before do
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create(:ci_pipeline, :detached_merge_request_pipeline, project: project, merge_request: merge_request)
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merge_request.update_head_pipeline
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end
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it 'fetches perferred auto merge strategy' do
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is_expected.to eq(AutoMergeService::STRATEGY_MERGE_WHEN_PIPELINE_SUCCEEDS)
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end
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end
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context 'when merge request cannot be merged automatically' do
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it { is_expected.to be_nil }
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end
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end
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end
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