| /** |
| * 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.hadoop.mapred; |
| |
| import static org.apache.hadoop.mapred.QueueManagerTestUtils.QUEUES_CONFIG_FILE_PATH; |
| import static org.apache.hadoop.mapred.QueueManagerTestUtils.createDocument; |
| import static org.apache.hadoop.mapred.QueueManagerTestUtils.createSimpleDocumentWithAcls; |
| import static org.apache.hadoop.mapred.QueueManagerTestUtils.miniMRCluster; |
| import static org.apache.hadoop.mapred.QueueManagerTestUtils.deleteQueuesConfigFile; |
| import static org.apache.hadoop.mapred.QueueManagerTestUtils.writeToFile; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| |
| import java.io.StringWriter; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.hadoop.mapreduce.QueueInfo; |
| import org.junit.After; |
| import org.junit.Test; |
| import org.w3c.dom.Document; |
| |
| public class TestJobQueueClient { |
| |
| @After |
| public void tearDown() throws Exception { |
| deleteQueuesConfigFile(); |
| } |
| |
| @Test |
| public void testQueueOrdering() throws Exception { |
| // create some sample queues in a hierarchy.. |
| JobQueueInfo[] roots = new JobQueueInfo[2]; |
| roots[0] = new JobQueueInfo("q1", "q1 scheduling info"); |
| roots[1] = new JobQueueInfo("q2", "q2 scheduling info"); |
| |
| List<JobQueueInfo> children = new ArrayList<JobQueueInfo>(); |
| children.add(new JobQueueInfo("q1:1", null)); |
| children.add(new JobQueueInfo("q1:2", null)); |
| roots[0].setChildren(children); |
| |
| // test dfs ordering |
| JobQueueClient client = new JobQueueClient(new JobConf()); |
| List<JobQueueInfo> allQueues = client.expandQueueList(roots); |
| assertEquals(4, allQueues.size()); |
| assertEquals("q1", allQueues.get(0).getQueueName()); |
| assertEquals("q1:1", allQueues.get(1).getQueueName()); |
| assertEquals("q1:2", allQueues.get(2).getQueueName()); |
| assertEquals("q2", allQueues.get(3).getQueueName()); |
| } |
| |
| @Test |
| public void testQueueInfoPrinting() throws Exception { |
| // create a test queue with children. |
| // create some sample queues in a hierarchy.. |
| JobQueueInfo root = new JobQueueInfo("q1", "q1 scheduling info"); |
| |
| List<JobQueueInfo> children = new ArrayList<JobQueueInfo>(); |
| children.add(new JobQueueInfo("q1:1", null)); |
| children.add(new JobQueueInfo("q1:2", null)); |
| root.setChildren(children); |
| |
| JobQueueClient client = new JobQueueClient(new JobConf()); |
| StringWriter writer = new StringWriter(); |
| client.printJobQueueInfo(root, writer); |
| |
| StringBuffer sb = new StringBuffer(); |
| sb.append("Queue Name : q1 \n"); |
| sb.append("Queue State : running \n"); |
| sb.append("Scheduling Info : q1 scheduling info \n"); |
| sb.append("Child Queues : q1:1, q1:2\n"); |
| sb.append("======================\n"); |
| |
| assertEquals(sb.toString(), writer.toString()); |
| } |
| |
| @Test |
| public void testGetQueue() throws Exception { |
| |
| deleteQueuesConfigFile(); |
| Document doc = createDocument(); |
| createSimpleDocumentWithAcls(doc); |
| writeToFile(doc, QUEUES_CONFIG_FILE_PATH); |
| JobConf jobConf = new JobConf(); |
| String namenode = "file:///"; |
| miniMRCluster = new MiniMRCluster(0, namenode, 3, null, null, jobConf); |
| |
| JobClient jc = new JobClient(miniMRCluster.createJobConf()); |
| // test for existing queue |
| QueueInfo queueInfo = jc.getQueueInfo("q1"); |
| assertEquals("q1",queueInfo.getQueueName()); |
| // try getting a non-existing queue |
| queueInfo = jc.getQueueInfo("queue"); |
| assertNull(queueInfo); |
| } |
| } |