interceptor.intercept(mockActionInvocation);
interceptor.destroy();
assertEquals(sessionMap.size(), 3);
assertTrue(sessionMap.containsKey(MessageStoreInterceptor.actionErrorsSessionKey));
assertTrue(sessionMap.containsKey(MessageStoreInterceptor.actionMessagesSessionKey));
assertTrue(sessionMap.containsKey(MessageStoreInterceptor.fieldErrorsSessionKey));
List actionErrors = (List) sessionMap.get(MessageStoreInterceptor.actionErrorsSessionKey);
List actionMessages = (List) sessionMap.get(MessageStoreInterceptor.actionMessagesSessionKey);
Map fieldErrors = (Map) sessionMap.get(MessageStoreInterceptor.fieldErrorsSessionKey);