import com.mapper.AccountMapper; import com.service.impl.AccountServiceImpl; import org.junit.Test; import org.springframework.context.annotation.AnnotationConfigApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class Test2 { @Test public void testDemo() { // ClassPathXmlApplicationContext classPathXmlApplicationContext = // new ClassPathXmlApplicationContext("SpringConfig.xml"); AnnotationConfigApplicationContext annotationConfigApplicationContext = new AnnotationConfigApplicationContext(); annotationConfigApplicationContext.scan("com"); annotationConfigApplicationContext.refresh(); AccountServiceImpl bean = annotationConfigApplicationContext.getBean(AccountServiceImpl.class); } }