| /** |
| * 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.yarn.server.resourcemanager.scheduler.fair; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import org.apache.hadoop.yarn.server.resourcemanager.MockRM; |
| import org.junit.Assert; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| import org.apache.hadoop.yarn.event.AsyncDispatcher; |
| import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class TestFairSchedulerEventLog { |
| private File logFile; |
| private FairScheduler scheduler; |
| private ResourceManager resourceManager; |
| |
| @Before |
| public void setUp() throws IOException { |
| scheduler = new FairScheduler(); |
| |
| Configuration conf = new YarnConfiguration(); |
| conf.setClass(YarnConfiguration.RM_SCHEDULER, FairScheduler.class, |
| ResourceScheduler.class); |
| conf.set(FairSchedulerConfiguration.EVENT_LOG_ENABLED, "true"); |
| |
| // All tests assume only one assignment per node update |
| conf.set(FairSchedulerConfiguration.ASSIGN_MULTIPLE, "false"); |
| resourceManager = new MockRM(conf); |
| ((AsyncDispatcher)resourceManager.getRMContext().getDispatcher()).start(); |
| scheduler.init(conf); |
| scheduler.start(); |
| scheduler.reinitialize(conf, resourceManager.getRMContext()); |
| } |
| |
| /** |
| * Make sure the scheduler creates the event log. |
| */ |
| @Test |
| public void testCreateEventLog() throws IOException { |
| FairSchedulerEventLog eventLog = scheduler.getEventLog(); |
| |
| logFile = new File(eventLog.getLogFile()); |
| Assert.assertTrue(logFile.exists()); |
| } |
| |
| @After |
| public void tearDown() { |
| logFile.delete(); |
| logFile.getParentFile().delete(); // fairscheduler/ |
| if (scheduler != null) { |
| scheduler.stop(); |
| scheduler = null; |
| } |
| if (resourceManager != null) { |
| resourceManager.stop(); |
| resourceManager = null; |
| } |
| } |
| } |