shared_examples 'cache counters invalidator' do it 'invalidates counter cache for assignees' do expect_any_instance_of(User).to receive(:invalidate_merge_request_cache_counts) described_class.new(project, user, {}).execute(merge_request) end end shared_examples 'system notes for milestones' do def update_issuable(opts) issuable = try(:issue) || try(:merge_request) described_class.new(project, user, opts).execute(issuable) end context 'group milestones' do let(:group) { create(:group) } let(:group_milestone) { create(:milestone, group: group) } before do project.update(namespace: group) create(:group_member, group: group, user: user) end it 'does not create system note' do expect do update_issuable(milestone: group_milestone) end.not_to change { Note.system.count } end end context 'project milestones' do it 'creates system note' do expect do update_issuable(milestone: create(:milestone)) end.to change { Note.system.count }.by(1) end end end