| InvocationTargetException e) {
            throw new AssertionError(e);
        }
    }

    // Utility to invoke a private method reflectively
    private static Object invokePrivate(Object targetOrClass, String methodName, Class<?>[] paramTypes, Object... args) {
        try {
            final Class<?> cls = targetOrClass instanceof Class<?> ? (Class<?>) targetOrClass : targetOrClass.getClass();