| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.dubbo.registry.consul; |
| |
| import org.apache.dubbo.common.URL; |
| import org.apache.dubbo.common.utils.NetUtils; |
| import org.apache.dubbo.registry.client.DefaultServiceInstance; |
| import org.apache.dubbo.registry.client.ServiceInstance; |
| |
| import com.pszymczyk.consul.ConsulProcess; |
| import com.pszymczyk.consul.ConsulStarterBuilder; |
| import org.junit.jupiter.api.AfterEach; |
| import org.junit.jupiter.api.Assertions; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import static java.lang.String.valueOf; |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| public class ConsulServiceDiscoveryTest { |
| |
| private URL url; |
| private ConsulServiceDiscovery consulServiceDiscovery; |
| private ConsulProcess consul; |
| private static final String SERVICE_NAME = "A"; |
| private static final String LOCALHOST = "127.0.0.1"; |
| |
| @BeforeEach |
| public void init() throws Exception { |
| this.consul = ConsulStarterBuilder.consulStarter() |
| .build() |
| .start(); |
| url = URL.valueOf("consul://localhost:" + consul.getHttpPort()); |
| consulServiceDiscovery = new ConsulServiceDiscovery(); |
| consulServiceDiscovery.initialize(url); |
| } |
| |
| @AfterEach |
| public void close() { |
| consulServiceDiscovery.destroy(); |
| consul.close(); |
| } |
| |
| @Test |
| public void testRegistration() throws InterruptedException { |
| DefaultServiceInstance serviceInstance = createServiceInstance(SERVICE_NAME, LOCALHOST, NetUtils.getAvailablePort()); |
| consulServiceDiscovery.register(serviceInstance); |
| Thread.sleep(5000); |
| |
| List<ServiceInstance> serviceInstances = consulServiceDiscovery.getInstances(SERVICE_NAME); |
| assertEquals(serviceInstances.size(), 1); |
| assertEquals(serviceInstances.get(0).getId(), Integer.toHexString(serviceInstance.hashCode())); |
| assertEquals(serviceInstances.get(0).getHost(), serviceInstance.getHost()); |
| assertEquals(serviceInstances.get(0).getServiceName(), serviceInstance.getServiceName()); |
| assertEquals(serviceInstances.get(0).getPort(), serviceInstance.getPort()); |
| |
| consulServiceDiscovery.unregister(serviceInstance); |
| Thread.sleep(5000); |
| serviceInstances = consulServiceDiscovery.getInstances(SERVICE_NAME); |
| System.out.println(serviceInstances.size()); |
| assertTrue(serviceInstances.isEmpty()); |
| } |
| |
| private DefaultServiceInstance createServiceInstance(String serviceName, String host, int port) { |
| return new DefaultServiceInstance(host + ":" + port, serviceName, host, port); |
| } |
| |
| @Test |
| public void testGetInstances() throws Exception { |
| String serviceName = "ConsulTest77Service"; |
| assertTrue(consulServiceDiscovery.getInstances(serviceName).isEmpty()); |
| int portA = NetUtils.getAvailablePort(); |
| int portB = NetUtils.getAvailablePort(); |
| consulServiceDiscovery.register(new DefaultServiceInstance(valueOf(System.nanoTime()), serviceName, "127.0.0.1", portA)); |
| consulServiceDiscovery.register(new DefaultServiceInstance(valueOf(System.nanoTime()), serviceName, "127.0.0.1", portB)); |
| Thread.sleep(5000); |
| Assertions.assertFalse(consulServiceDiscovery.getInstances(serviceName).isEmpty()); |
| List<String> r = convertToIpPort(consulServiceDiscovery.getInstances(serviceName)); |
| assertTrue(r.contains("127.0.0.1:" + portA)); |
| assertTrue(r.contains("127.0.0.1:" + portB)); |
| } |
| |
| private List<String> convertToIpPort(List<ServiceInstance> serviceInstances) { |
| List<String> result = new ArrayList<>(); |
| for (ServiceInstance serviceInstance : serviceInstances) { |
| result.add(serviceInstance.getHost() + ":" + serviceInstance.getPort()); |
| } |
| return result; |
| } |
| } |