| /* |
| * 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.hive.metastore; |
| |
| import org.apache.hadoop.hive.ql.txn.compactor.Worker; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.Map; |
| |
| /** |
| * Test for specifying HMS leader other than the current one. |
| */ |
| public class TestMetastoreHousekeepingNonLeader extends MetastoreHousekeepingLeaderTestBase { |
| private static final Logger LOG = |
| LoggerFactory.getLogger(TestMetastoreHousekeepingLeaderEmptyConfig.class); |
| |
| @Before |
| public void setUp() throws Exception { |
| // Empty string for leader indicates that the HMS is leader. |
| internalSetup("some_non_leader_host.domain1.domain", true); |
| } |
| |
| @Test |
| public void testHouseKeepingThreadExistence() throws Exception { |
| searchHousekeepingThreads(); |
| |
| // Verify existence of threads |
| for (Map.Entry<String, Boolean> entry : threadNames.entrySet()) { |
| if (!entry.getValue()) { |
| LOG.info("No thread found with name " + entry.getKey()); |
| } |
| Assert.assertFalse("Thread with name " + entry.getKey() + " found.", entry.getValue()); |
| } |
| |
| for (Map.Entry<Class<? extends Thread>, Boolean> entry : threadClasses.entrySet()) { |
| // A non-leader HMS will still run the configured number of Compaction worker threads. |
| if (entry.getKey() == Worker.class) { |
| if (entry.getValue()) { |
| LOG.info("Thread found for " + entry.getKey().getSimpleName()); |
| } |
| } else { |
| if (!entry.getValue()) { |
| LOG.info("No thread found for " + entry.getKey().getSimpleName()); |
| } |
| Assert.assertFalse("Thread found for class " + entry.getKey().getSimpleName(), |
| entry.getValue()); |
| } |
| } |
| } |
| } |