Junit 测试 Service 层

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1、首先引入 junit-4.12 和 hamcrest-core 包或者使用Maven。

2、建立测试类:

public class UserTest {                                                                                        
                                                                                                               
    private UserService userServiceImpl;                                                                       
                                                                                                               
    @Before                                                                                                    
    public void loginBefore() {                                                                                
        //加载                                                                                                   
        BeanFactory beanFactory = new ClassPathXmlApplicationContext("applicationContext.xml");                
        //获取bean                                                                                               
        userServiceImpl = (UserService) beanFactory.getBean("userService");                                    
    }                                                                                                          
                                                                                                               
    @Test                                                                                                      
    public void loginTest() {                                                                                  
        //封装实体类                                                                                                
        UserPO userPO = new UserPO();                                                                          
        userPO.setUserId(10000);                                                                               
        userPO.setPassword("10000");                                                                           
        //业务层调用登录方法                                                                                            
        UserPO user = userServiceImpl.login(userPO);                                                           
        if (user == null) {                                                                                    
            System.out.println("登录失败");                                                                        
        } else {                                                                                               
            System.out.println(user.getUserId() + "登录成功");                                                     
        }                                                                                                      
    }                                                                                                          
}                                                                                                              
                                                                                                               

3、打印结果

10000登录成功

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转载自blog.csdn.net/plain_maple/article/details/70176103