| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.capacity.conf; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| import org.apache.hadoop.yarn.server.resourcemanager.RMContext; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| |
| /** |
| * Base class for {@link YarnConfigurationStore} implementations. |
| */ |
| public abstract class ConfigurationStoreBaseTest { |
| static final String TEST_USER = "testUser"; |
| YarnConfigurationStore confStore = createConfStore(); |
| Configuration conf; |
| Configuration schedConf; |
| RMContext rmContext; |
| |
| abstract YarnConfigurationStore createConfStore(); |
| |
| @Before |
| public void setUp() throws Exception { |
| this.conf = new Configuration(); |
| this.conf.setClass(YarnConfiguration.RM_SCHEDULER, |
| CapacityScheduler.class, CapacityScheduler.class); |
| this.schedConf = new Configuration(false); |
| } |
| |
| @Test |
| public void testConfigurationUpdate() throws Exception { |
| schedConf.set("key1", "val1"); |
| confStore.initialize(conf, schedConf, rmContext); |
| assertEquals("val1", confStore.retrieve().get("key1")); |
| |
| confStore.confirmMutation(prepareLogMutation("keyUpdate1", "valUpdate1"), |
| true); |
| assertEquals("valUpdate1", confStore.retrieve().get("keyUpdate1")); |
| |
| confStore.confirmMutation(prepareLogMutation("keyUpdate2", "valUpdate2"), |
| false); |
| assertNull("Configuration should not be updated", |
| confStore.retrieve().get("keyUpdate2")); |
| confStore.close(); |
| } |
| |
| @Test |
| public void testNullConfigurationUpdate() throws Exception { |
| schedConf.set("key", "val"); |
| confStore.initialize(conf, schedConf, rmContext); |
| assertEquals("val", confStore.retrieve().get("key")); |
| |
| confStore.confirmMutation(prepareLogMutation("key", null), true); |
| assertNull(confStore.retrieve().get("key")); |
| confStore.close(); |
| } |
| |
| YarnConfigurationStore.LogMutation prepareLogMutation(String key, |
| String value) |
| throws Exception { |
| Map<String, String> update = new HashMap<>(); |
| update.put(key, value); |
| YarnConfigurationStore.LogMutation mutation = |
| new YarnConfigurationStore.LogMutation(update, TEST_USER); |
| confStore.logMutation(mutation); |
| |
| return mutation; |
| } |
| } |