SpingBoot测试

引入依赖：

 <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-test</artifactId>
                <version>2.1.6.RELEASE</version>
                <scope>test</scope>
            </dependency>

@RunWith(value = SpringRunner.class)
@SpringBootTest(classes = 启动类.class)
@ActiveProfiles("dev")
public class ApplicationTest {

    @Before
    public void init(){
        System.out.println(
                "init"
        );
    }

}