import com.izouma.awesomeadmin.service.UserInfoService; import com.izouma.awesomeadmin.util.MbappUtil; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; import org.springframework.test.context.support.GenericXmlContextLoader; import org.springframework.transaction.annotation.Transactional; import java.util.UUID; @RunWith(value = SpringJUnit4ClassRunner.class) @ContextConfiguration(locations = {"classpath:/spring/applicationContext.xml"}, loader = GenericXmlContextLoader.class) @Transactional public class OrderServiceTest { @Test public void testGenOrderID() { String machineId = "1"; String OrderId =machineId +(System.currentTimeMillis() + "").substring(1) +(System.nanoTime() + "").substring(7, 10); System.out.println(OrderId); OrderId =MbappUtil.getOrderIdByUUId(); System.out.println(OrderId); } }