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一 测试前数据
二 测试类
package com.imooc.demo.dao;
import static org.junit.Assert.assertEquals;
import java.util.Date;
import java.util.List;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.MethodSorters;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
import com.imooc.demo.entity.Area;
@RunWith(SpringRunner.class)
@SpringBootTest
@FixMethodOrder(MethodSorters.NAME_ASCENDING) // 按方法名大小升序执行
public class AreaDaoTest {
//通过spring容器注入Dao的实现类
@Autowired
private AreaDao areaDao;
@Test
public void testAQueryArea() {
List<Area> areaList = areaDao.queryArea();
// 验证预期值和实际值是否相符
assertEquals(2, areaList.size());
}
@Test
public void testBInsertArea() {
//创建一个区域对象
Area area = new Area();
area.setAreaName("测试区域");
area.setCreateTime(new Date());
area.setPriority(1);
//将该对象实例添加入库
int effectedNum = areaDao.insertArea(area);
//检测影响行数
assertEquals(1, effectedNum);
//校验总数是否+1
List<Area> areaList = areaDao.queryArea();
assertEquals(3, areaList.size());
}
@Test
public void testCQueryAreaById() {
Area area = areaDao.queryAreaById(2);
assertEquals("西苑", area.getAreaName());
}
@Test
public void testDUpateArea() {
List<Area> areaList = areaDao.queryArea();
for (Area area : areaList) {
if ("测试区域".equals(area.getAreaName())) {
// 对比之前的priority值
assertEquals(1, area.getPriority().intValue());
area.setPriority(2);
int effectedNum = areaDao.updateArea(area);
assertEquals(1, effectedNum);
}
}
}
@Test
public void testEDeleteArea() {
List<Area> areaList = areaDao.queryArea();
for (Area area : areaList) {
if ("测试区域".equals(area.getAreaName())) {
int effectedNum = areaDao.deleteArea(area.getAreaId());
assertEquals(1, effectedNum);
}
}
// 重新获取一次列表,看看总数是否少1
areaList = areaDao.queryArea();
assertEquals(2, areaList.size());
}
}
三 测试结果