test(e2e): force jest to use browser (#9455)

Author: hsubox76

e2e/smoke-tests/jest-resolver.js

@@ -0,0 +1,26 @@
+/**
+ * @license
+ * Copyright 2026 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+module.exports = (path, options) => {
+  if (/firebase/.test(path)) {
+    return options.defaultResolver(path, {
+      ...options,
+      conditions: ['browser', 'require']
+    });
+  }
+  return options.defaultResolver(path, options);
+};

e2e/smoke-tests/jest.config.ts

@@ -22,7 +22,8 @@ const config: Config = {
   testEnvironment: './fix-jsdom-environment.ts',
   globals: {
     FIREBASE_APPCHECK_DEBUG_TOKEN: process.env.APP_CHECK_DEBUG_TOKEN
-  }
+  },
+  resolver: './jest-resolver.js'
 };
 
 export default config;