Add latest changes from gitlab-org/gitlab@master

2 files changed, 9 insertions, 0 deletions

diff --git a/spec/frontend/vue_shared/components/source_viewer/components/chunk_spec.js b/spec/frontend/vue_shared/components/source_viewer/components/chunk_spec.js
index 43f64e9386e..d720574ce6d 100644
--- a/spec/frontend/vue_shared/components/source_viewer/components/chunk_spec.js
+++ b/spec/frontend/vue_shared/components/source_viewer/components/chunk_spec.js
@@ -61,6 +61,14 @@ describe('Chunk component', () => {
   });
 
   describe('rendering', () => {
+    it('does not register window.requestIdleCallback if isFirstChunk prop is true, renders lines immediately', () => {
+      jest.clearAllMocks();
+      createComponent({ isFirstChunk: true });
+
+      expect(window.requestIdleCallback).not.toHaveBeenCalled();
+      expect(findContent().exists()).toBe(true);
+    });
+
     it('does not render a Chunk Line component if isHighlighted is false', () => {
       expect(findChunkLines().length).toBe(0);
     });
diff --git a/spec/frontend/vue_shared/components/source_viewer/source_viewer_spec.js b/spec/frontend/vue_shared/components/source_viewer/source_viewer_spec.js
index 14ebc24fb54..33f370efdfa 100644
--- a/spec/frontend/vue_shared/components/source_viewer/source_viewer_spec.js
+++ b/spec/frontend/vue_shared/components/source_viewer/source_viewer_spec.js
@@ -122,6 +122,7 @@ describe('Source Viewer component', () => {
 
     it('highlights the first chunk', () => {
       expect(hljs.highlight).toHaveBeenCalledWith(chunk1.trim(), { language: mappedLanguage });
+      expect(findChunks().at(0).props('isFirstChunk')).toBe(true);
     });
 
     describe('auto-detects if a language cannot be loaded', () => {