@ExceptionHandler(NullPointerException.class)
    protected ShenyuAdminResult handleNullPointException(final NullPointerException exception) {
        LOG.error("null pointer exception ", exception);
        return ShenyuAdminResult.error(CommonErrorCode.NOT_FOUND_EXCEPTION, ShenyuResultMessage.NOT_FOUND_EXCEPTION);
    }
@Test
    public void testNullPointExceptionHandler() {
        NullPointerException nullPointerException = new NullPointerException("TEST NULL POINT EXCEPTION");
        ShenyuAdminResult result = exceptionHandlersUnderTest.handleNullPointException(nullPointerException);
        Assertions.assertEquals(result.getCode().intValue(), CommonErrorCode.NOT_FOUND_EXCEPTION);
        Assertions.assertEquals(result.getMessage(), ShenyuResultMessage.NOT_FOUND_EXCEPTION);
    }