1 files changed, 22 insertions, 0 deletions
diff --git a/spec/frontend/ide/lib/editor_spec.js b/spec/frontend/ide/lib/editor_spec.js
index f5815771cdf..5f28309422d 100644
--- a/spec/frontend/ide/lib/editor_spec.js
+++ b/spec/frontend/ide/lib/editor_spec.js
@@ -199,6 +199,28 @@ describe('Multi-file editor library', () => {
     });
   });
 
+  describe('schemas', () => {
+    let originalGon;
+
+    beforeEach(() => {
+      originalGon = window.gon;
+      window.gon = { features: { schemaLinting: true } };
+
+      delete Editor.editorInstance;
+      instance = Editor.create();
+    });
+
+    afterEach(() => {
+      window.gon = originalGon;
+    });
+
+    it('registers custom schemas defined with Monaco', () => {
+      expect(monacoLanguages.yaml.yamlDefaults.diagnosticsOptions).toMatchObject({
+        schemas: [{ fileMatch: ['*.gitlab-ci.yml'] }],
+      });
+    });
+  });
+
   describe('replaceSelectedText', () => {
     let model;
     let editor;