| /* |
| * 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.knox.gateway.ha.provider.impl; |
| |
| import org.apache.curator.framework.CuratorFramework; |
| import org.apache.curator.framework.CuratorFrameworkFactory; |
| import org.apache.curator.retry.ExponentialBackoffRetry; |
| import org.apache.curator.test.TestingCluster; |
| import org.apache.knox.gateway.ha.provider.HaServiceConfig; |
| import org.apache.knox.gateway.ha.provider.URLManager; |
| import org.apache.knox.gateway.ha.provider.URLManagerLoader; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.TreeSet; |
| import java.util.concurrent.TimeUnit; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * Simple unit tests for SOLRZookeeperURLManager. |
| * |
| * @see SOLRZookeeperURLManager |
| */ |
| public class SOLRZookeeperURLManagerTest { |
| private TestingCluster cluster; |
| private SOLRZookeeperURLManager manager; |
| |
| @Before |
| public void setUp() throws Exception { |
| cluster = new TestingCluster(1); |
| cluster.start(); |
| |
| try(CuratorFramework zooKeeperClient = |
| CuratorFrameworkFactory.builder().connectString(cluster.getConnectString()) |
| .retryPolicy(new ExponentialBackoffRetry(1000, 3)).build()) { |
| |
| zooKeeperClient.start(); |
| assertTrue(zooKeeperClient.blockUntilConnected(10, TimeUnit.SECONDS)); |
| zooKeeperClient.create().forPath("/live_nodes"); |
| zooKeeperClient.create().forPath("/live_nodes/host1:8983_solr"); |
| zooKeeperClient.create().forPath("/live_nodes/host2:8983_solr"); |
| zooKeeperClient.create().forPath("/live_nodes/host3:8983_solr"); |
| } |
| manager = new SOLRZookeeperURLManager(); |
| HaServiceConfig config = new DefaultHaServiceConfig("SOLR"); |
| config.setEnabled(true); |
| config.setZookeeperEnsemble(cluster.getConnectString()); |
| manager.setConfig(config); |
| } |
| |
| @After |
| public void tearDown() throws IOException { |
| if(cluster != null) { |
| cluster.close(); |
| } |
| } |
| |
| @Test |
| public void testURLs() throws Exception { |
| List<String> urls = manager.getURLs(); |
| Assert.assertNotNull(urls); |
| |
| // Order of URLS is not deterministic out of Zookeeper |
| // So we just check for expected values |
| TreeSet<String> expected = new TreeSet<>(); |
| |
| expected.add("http://host1:8983/solr"); |
| expected.add("http://host2:8983/solr"); |
| expected.add("http://host3:8983/solr"); |
| |
| for(String url : urls) { |
| assertTrue(expected.contains(url)); |
| expected.remove(url); |
| } |
| |
| assertEquals(0,expected.size()); |
| |
| // Unable to test markFailed because the SOLRZookeeperURLManager always does a refresh on Zookeeper contents. |
| } |
| |
| @Test |
| public void testSOLRZookeeperURLManagerLoading() { |
| HaServiceConfig config = new DefaultHaServiceConfig("SOLR"); |
| config.setEnabled(true); |
| config.setZookeeperEnsemble(cluster.getConnectString()); |
| URLManager manager = URLManagerLoader.loadURLManager(config); |
| Assert.assertNotNull(manager); |
| Assert.assertTrue(manager instanceof SOLRZookeeperURLManager); |
| } |
| } |