1 files changed, 18 insertions, 0 deletions
diff --git a/spec/frontend/ide/lib/editorconfig/parser_spec.js b/spec/frontend/ide/lib/editorconfig/parser_spec.js
new file mode 100644
index 00000000000..f99410236e1
--- /dev/null
+++ b/spec/frontend/ide/lib/editorconfig/parser_spec.js
@@ -0,0 +1,18 @@
+import { getRulesWithTraversal } from '~/ide/lib/editorconfig/parser';
+import { exampleConfigs, exampleFiles } from './mock_data';
+
+describe('~/ide/lib/editorconfig/parser', () => {
+  const getExampleConfigContent = path =>
+    Promise.resolve(exampleConfigs.find(x => x.path === path)?.content);
+
+  describe('getRulesWithTraversal', () => {
+    it.each(exampleFiles)(
+      'traverses through all editorconfig files in parent directories (until root=true is hit) and finds rules for this file (case %#)',
+      ({ path, rules }) => {
+        return getRulesWithTraversal(path, getExampleConfigContent).then(result => {
+          expect(result).toEqual(rules);
+        });
+      },
+    );
+  });
+});