package com.inmind; import com.inmind.mapper.UserMapper; import com.inmind.pojo.User; import org.junit.jupiter.api.Test; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.boot.test.context.SpringBootTest; import java.util.List; @SpringBootTest class SpringbootMybatisQuickstartApplicationTests { @Autowired//直接从IOC容器中获取UserMapper类型的对象 private UserMapper userMapper; @Test void contextLoads() { //使用mybatis框架查询所有用户的数据 List list = userMapper.list(); list.stream().forEach(user -> { System.out.println(user); }); } }