1 files changed, 9 insertions, 0 deletions
diff --git a/spec/frontend/repository/components/blob_content_viewer_spec.js b/spec/frontend/repository/components/blob_content_viewer_spec.js
index 2f6de03b73d..2ab4afbffbe 100644
--- a/spec/frontend/repository/components/blob_content_viewer_spec.js
+++ b/spec/frontend/repository/components/blob_content_viewer_spec.js
@@ -26,6 +26,7 @@ import { isLoggedIn } from '~/lib/utils/common_utils';
 import { extendedWrapper } from 'helpers/vue_test_utils_helper';
 import httpStatusCodes from '~/lib/utils/http_status';
 import LineHighlighter from '~/blob/line_highlighter';
+import { LEGACY_FILE_TYPES } from '~/repository/constants';
 import {
   simpleViewerMock,
   richViewerMock,
@@ -195,6 +196,14 @@ describe('Blob content viewer component', () => {
         expect(mockAxios.history.get[0].url).toBe(legacyViewerUrl);
       });
 
+      it.each(LEGACY_FILE_TYPES)(
+        'loads the legacy viewer when a file type is identified as legacy',
+        async (type) => {
+          await createComponent({ blob: { ...simpleViewerMock, fileType: type, webPath: type } });
+          expect(mockAxios.history.get[0].url).toBe(`${type}?format=json&viewer=simple`);
+        },
+      );
+
       it('loads the LineHighlighter', async () => {
         mockAxios.onGet(legacyViewerUrl).replyOnce(httpStatusCodes.OK, 'test');
         await createComponent({ blob: { ...simpleViewerMock, fileType, highlightJs } });