<dependency>
                <groupId>org.springframework</groupId>
                <artifactId>spring-test</artifactId>
                <version>5.2.22.RELEASE</version>
            </dependency>            
            <dependency>
                <groupId>junit</groupId>
                <artifactId>junit</artifactId>
                <version>4.13</version>
                <scope>test</scope>
            </dependency>

@RunWith(SpringJUnit4ClassRunner.class)  //啟用Junit4
@ContextConfiguration("classpath:META-INF/context-junit.xml") //加載配置文件
public class SpringJunit4 {
    @Autowired
    private Machine machine;
    @Test
    public void test1() throws Exception {
        System.out.println(machine.getObject());
    }
}

            <!-- junit 5 -->
            <dependency>
                <groupId>org.junit.jupiter</groupId>
                <artifactId>junit-jupiter</artifactId>
                <version>5.8.2</version>
                <scope>test</scope>
            </dependency>

@ExtendWith(SpringExtension.class) //啟用Junit5
@ContextConfiguration("classpath:META-INF/context-junit.xml") //加載配置文件
public class SpringJunit5 {
    @Autowired
    private Machine machine;
    @Test
    public void test1() throws Exception {
        System.out.println(machine.getObject());
    }
}

//@ExtendWith(SpringExtension.class) //啟用Junit5
//@ContextConfiguration("classpath:META-INF/context-junit.xml") //加載配置文件
@SpringJUnitConfig(locations = {"classpath:META-INF/context-junit.xml"})
public class SpringJunit5 {
    @Autowired
    private Machine machine;
    @Test
    public void test1() throws Exception {
        System.out.println(machine.getObject());
    }
}