Spring3.2 Contorller单元测试参数问题: java.lang.NoSuchMethodException

时间:2023-03-08 23:16:05
Spring3.2 Contorller单元测试参数问题: java.lang.NoSuchMethodException

使用3.2做单元测试的时候发现这个问题,因为之前都是用3.0中的配置适配器使用AnnotationMethodHandlerAdapter,到3.2中升级为RequestMappingHandlerAdapter;

运行之前的单元测试发现报异常:java.lang.NoSuchMethodException,看了一下堆栈发现反射调用的方法签名明显不对,于是看了一下调用的代码,

之前是:handlerAdapter.handle(request, response,  new HandlerMethod(controller, "setClassBreaksInfo"))

感觉是这里的问,继续看handle的参数,发现还有一个Class<?>... parameterTypes,预计根据这里还匹配调用参数签名的,于是改为跟调用方法签名对应的ClassType,然后可以正确运行了,整体配置如下:

 package com.catt.base;

 import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.mock.web.MockHttpServletRequest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.transaction.TransactionConfiguration;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter; @RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = { "classpath:applicationContext.xml" ,"classpath:spring-servlet.xml"})
@Transactional
@TransactionConfiguration(defaultRollback = true)
/**
* Spring集成Jnuit Action单元测试
* @author dgx
* @data 2014-05-19
*/
public abstract class AbstractActionTestCase {
@Autowired
protected RequestMappingHandlerAdapter handlerAdapter; protected final MockHttpServletRequest request = new MockHttpServletRequest();
protected final MockHttpServletResponse response = new MockHttpServletResponse(); public AbstractActionTestCase()
{
response.setContentType("text/plain;charset=UTF-8");
}
}

测试抽象累

package com.catt.action;

import static org.junit.Assert.*;

import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession; import org.junit.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.method.HandlerMethod;
import org.springframework.web.servlet.ModelAndView; import com.catt.action.pub.GisAction;
import com.catt.base.AbstractActionTestCase; public class GisTest extends AbstractActionTestCase{
@Autowired
private GisAction controller; @Test
public void testSetClassBreaksInfo()
{ request.setRequestURI("/gisAction/setClassBreaksInfo.do");
//request.setMethod(HttpMethod.POST.name()); request.addParameter("userid", "5802919");
request.addParameter("gisSqlId", "1");
request.addParameter("classBreaksType", "2");
request.addParameter("breaksInfo", "1|0|1|0xFF0000|高倒流栅格1,2|2|3|0xFF0000|高倒流栅格2"); HttpSession session = request.getSession();
//设置 认证信息
session.setAttribute("1", 1); ModelAndView mv = null; try {
mv = handlerAdapter.handle(request, response, new HandlerMethod(controller, "setClassBreaksInfo",
String.class,String.class,String.class,String.class,HttpServletResponse.class));
} catch (Exception e) {
e.printStackTrace();
} assertEquals("/setClassBreaksInfo", mv.getViewName());
}
}

单元测试

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd"> <context:annotation-config />
<context:component-scan base-package="com.catt.action" /> <bean id="handlerAdapter" class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter">
<property name="webBindingInitializer">
<bean class="util.web.springmvc.BindingInitializer"/>
</property>
</bean> <bean class="util.web.springmvc.ExceptionResolver">
<property name="exceptionMappings">
<props>
<prop key="java.lang.Exception">/error/500</prop>
</props>
</property>
</bean> <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping"/>
<mvc:interceptors>
<mvc:interceptor>
<mvc:mapping path="/**" />
<bean class="util.web.interceptor.AdminLoginInterceptor">
<property name="loginUrl" value="/login.jsp"/>
<property name="excludeUrls">
<list>
<value>/safeMgr/login.do</value>
<value>/safeMgr/sendRedirectLogin.do</value>
<value>/gisAction/getRenderKpi.do</value>
<value>/gisAction/createDataSource.do</value>
<value>/gisAction/getClassBreaksInfo.do</value>
<!-- 以上GIS和登陆配置是必须的 -->
</list>
</property>
</bean>
</mvc:interceptor>
</mvc:interceptors> <bean id="multipartResolver"
class="org.springframework.web.multipart.commons.CommonsMultipartResolver"
p:defaultEncoding="utf-8" /> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix">
<value>/</value>
</property>
<property name="suffix">
<value>.jsp</value>
</property>
</bean> <bean id="SpringBeanUtil" class="util.SpringBeanUtil" /> <mvc:annotation-driven>
<mvc:message-converters register-defaults="true">
<bean
class="org.springframework.http.converter.StringHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/plain;charset=UTF-8</value>
</list>
</property>
</bean>
</mvc:message-converters>
</mvc:annotation-driven> </beans>

配置文件