1 files changed, 67 insertions, 5 deletions
diff --git a/spec/features/projects/pipelines/pipeline_spec.rb b/spec/features/projects/pipelines/pipeline_spec.rb
index cb0acc55e06..5fe99c0ad1d 100644
--- a/spec/features/projects/pipelines/pipeline_spec.rb
+++ b/spec/features/projects/pipelines/pipeline_spec.rb
@@ -99,12 +99,74 @@ describe 'Pipeline', :js do
       end
     end
 
-    it 'shows links to the related merge requests' do
-      visit_pipeline
+    describe 'related merge requests' do
+      context 'when there are no related merge requests' do
+        it 'shows a "no related merge requests" message' do
+          visit_pipeline
+
+          within '.related-merge-request-info' do
+            expect(page).to have_content('No related merge requests found.')
+          end
+        end
+      end
+
+      context 'when there is one related merge request' do
+        before do
+          create(:merge_request,
+            source_project: project,
+            source_branch: pipeline.ref)
+        end
+
+        it 'shows a link to the merge request' do
+          visit_pipeline
+
+          within '.related-merge-requests' do
+            expect(page).to have_content('1 related merge request: ')
+            expect(page).to have_selector('.js-truncated-mr-list')
+            expect(page).to have_link('!1 My title 1')
+
+            expect(page).not_to have_selector('.js-full-mr-list')
+            expect(page).not_to have_selector('.text-expander')
+          end
+        end
+      end
+
+      context 'when there are two related merge requests' do
+        before do
+          create(:merge_request,
+            source_project: project,
+            source_branch: pipeline.ref,
+            target_branch: 'feature-1')
+
+          create(:merge_request,
+            source_project: project,
+            source_branch: pipeline.ref,
+            target_branch: 'feature-2')
+        end
 
-      within '.related-merge-request-info' do
-        pipeline.all_merge_requests.map do |merge_request|
-          expect(page).to have_link(project_merge_request_path(project, merge_request))
+        it 'links to the most recent related merge request' do
+          visit_pipeline
+
+          within '.related-merge-requests' do
+            expect(page).to have_content('2 related merge requests: ')
+            expect(page).to have_link('!2 My title 3')
+            expect(page).to have_selector('.text-expander')
+            expect(page).to have_selector('.js-full-mr-list', visible: false)
+          end
+        end
+
+        it 'expands to show links to all related merge requests' do
+          visit_pipeline
+
+          within '.related-merge-requests' do
+            find('.text-expander').click
+
+            expect(page).to have_selector('.js-full-mr-list', visible: true)
+
+            pipeline.all_merge_requests.map do |merge_request|
+              expect(page).to have_link(href: project_merge_request_path(project, merge_request))
+            end
+          end
         end
       end
     end