package com.example.demo import com.example.demo.entity.User import com.example.demo.service.MyBatisPlusMapper import org.junit.jupiter.api.Test import org.springframework.beans.factory.annotation.Autowired import org.springframework.boot.test.context.SpringBootTest @SpringBootTest class MyBatisPlusMapperTest { @Autowired lateinit var myBatisPlusMapper: MyBatisPlusMapper @Test fun save() { myBatisPlusMapper.save(User("2","3","4")) } @Test fun delete() { myBatisPlusMapper.delete("3") } @Test fun select() { println(myBatisPlusMapper.select("1")) } @Test fun selectAll() { println(myBatisPlusMapper.selectAll()) } }