@Test @SuppressWarnings("unchecked") public void handlerExceptionResolver() throws Exception { ApplicationContext context = initContext(WebConfig.class); HandlerExceptionResolverComposite compositeResolver = context.getBean("handlerExceptionResolver", HandlerExceptionResolverComposite.class); assertEquals(0, compositeResolver.getOrder()); List<HandlerExceptionResolver> expectedResolvers = compositeResolver.getExceptionResolvers(); assertEquals(ExceptionHandlerExceptionResolver.class, expectedResolvers.get(0).getClass()); assertEquals(ResponseStatusExceptionResolver.class, expectedResolvers.get(1).getClass()); assertEquals(DefaultHandlerExceptionResolver.class, expectedResolvers.get(2).getClass()); ExceptionHandlerExceptionResolver eher = (ExceptionHandlerExceptionResolver) expectedResolvers.get(0); assertNotNull(eher.getApplicationContext()); DirectFieldAccessor fieldAccessor = new DirectFieldAccessor(eher); List<Object> interceptors = (List<Object>) fieldAccessor.getPropertyValue("responseBodyAdvice"); assertEquals(1, interceptors.size()); assertEquals(JsonViewResponseBodyAdvice.class, interceptors.get(0).getClass()); LocaleContextHolder.setLocale(Locale.ENGLISH); try { ResponseStatusExceptionResolver rser = (ResponseStatusExceptionResolver) expectedResolvers.get(1); MockHttpServletRequest request = new MockHttpServletRequest("GET", "/"); MockHttpServletResponse response = new MockHttpServletResponse(); rser.resolveException(request, response, context.getBean(TestController.class), new UserAlreadyExistsException()); assertEquals("User already exists!", response.getErrorMessage()); } finally { LocaleContextHolder.resetLocaleContext(); } }