SprngBoot Junit測試

@RunWith(SpringRunner.class)
@SpringBootTest(classes = 啓動類.class, webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
@Transactional // 事物，測試完之後可以回滾，當然可以設置不回滾
public class Test {
    @Test
    public void test() {
        System.out.println("Hello World!");
    }
}