<dependency>    <groupId>org.springframework.boot</groupId>    <artifactId>spring-boot-starter-test</artifactId>    <scope>test</scope></dependency>

package com.offcn.springbootdemo1;import com.offcn.springbootdemo1.mapper.UUserMapper;import com.offcn.springbootdemo1.pojo.UUser;import org.junit.Test;import org.junit.runner.RunWith;import org.springframework.boot.test.context.SpringBootTest;import org.springframework.test.context.junit4.SpringRunner;import javax.annotation.Resource;import java.util.List;//添加整合junit注解@RunWith(SpringRunner.class)@SpringBootTest(classes = Springbootdemo1Application.class)public class AppTest {　　 //注入Mapper对象，用来获取List<UUser>集合    @Resource    private UUserMapper userMapper;    @Test    public void TestMethod(){        List<UUser> uUsers = userMapper.selectUUser();        for (UUser uUser : uUsers) {            System.out.println(uUser);        }    }}