}
    }

    /**
     * Test thread-safety of connect() method.
     * Multiple threads should be able to call connect() concurrently without issues.
     */
    public void test_connect_threadSafety() throws Exception {
        URL url = new URL("gcs://mybucket/object.txt");
        Handler handler = new Handler();
        Handler.GcsURLConnection conn = (Handler.GcsURLConnection) handler.openConnection(url);

        }
    }

    /**
     * Test thread-safety of connect() method.
     * Multiple threads should be able to call connect() concurrently without issues.
     */
    public void test_connect_threadSafety() throws Exception {
        URL url = new URL("storage://mybucket/object.txt");
        Handler handler = new Handler();