<<dependency>
    <groupId>org.springframeworkgroupId>
    <artifactId>spring-testartifactId>
    <version>5.0.5.RELEASEversion>
dependency>

@RunWith(SpringJUnit4ClassRunner.class)
//配置文件方式
@ContextConfiguration("classpath:applicationContext.xml")
//全注解方式
//@ContextConfiguration(classes = {Configura.class})
public class UserServiceImplTest {
    //测谁就注入谁
    @Autowired
    private UserService mUserService;
	
    @Test
    public void test(){
        mUserService.save();
    }

}