From 582261f70b91c5ae32cef54778b5dce6f960909b Mon Sep 17 00:00:00 2001
From: Huyen Nguyen <25715018+huyenltnguyen@users.noreply.github.com>
Date: Thu, 29 Jan 2026 10:36:36 +0700
Subject: [PATCH] test(challenge-parser): add test for 'highlighted-text' class
 (#65546)

---
 .../parser/plugins/utils/i18n-stringify.test.js    | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/tools/challenge-parser/parser/plugins/utils/i18n-stringify.test.js b/tools/challenge-parser/parser/plugins/utils/i18n-stringify.test.js
index 9b043bd0f60..a8371cec74e 100644
--- a/tools/challenge-parser/parser/plugins/utils/i18n-stringify.test.js
+++ b/tools/challenge-parser/parser/plugins/utils/i18n-stringify.test.js
@@ -252,6 +252,20 @@ describe('createMdastToHtml', () => {
     );
   });
 
+  // NOTE: The mobile app looks for the 'highlighted-text' class to apply highlighted styles.
+  // Notify the mobile team if the class name is changed or removed.
+  it("should include the 'highlighted-text' class when rendering as span", () => {
+    const toHtml = createMdastToHtml('en-US');
+    const nodes = [
+      {
+        type: 'paragraph',
+        children: [{ type: 'inlineCode', value: 'highlighted' }]
+      }
+    ];
+    const actual = toHtml(nodes);
+    expect(actual).toMatch(/class="highlighted-text"/);
+  });
+
   it('should render as regular code when lang is not zh-CN, en-US, or es', () => {
     const toHtml = createMdastToHtml('zh');
     const nodes = [