spring单元测试使用

package com.cinyi.user;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import com.user.bean.User;
import com.user.service.UserService;

@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {
"classpath:spring-mvc.xml",
"classpath:spring-mybatis.xml",
"classpath:spring-ehcache.xml",
"classpath:mybatis-config.xml" })
public class TestUser {

@Autowired
UserService userService;

@Test
public void selectUser(){
User user = userService.selectUser("12");
System.out.println(user);
}
}