@Override
    public void createService(String serviceName) throws NacosException {
        createService(serviceName, Constants.DEFAULT_GROUP);
    }
@Test
    void testCreateService4() throws NacosException {
        //given
        Service service = new Service();
        AbstractSelector selector = new NoneSelector();
        //when
        nacosNamingMaintainService.createService(service, selector);
        //then
        verify(serverProxy, times(1)).createService(service, selector);
    }