| package org.apache.commons.jcs.utils.threadpool; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.util.ArrayList; |
| import java.util.Properties; |
| import java.util.concurrent.RejectedExecutionHandler; |
| import java.util.concurrent.ThreadPoolExecutor; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.commons.jcs.utils.props.PropertyLoader; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * Verify that the manager can create pools as intended by the default and |
| * specified file names. |
| * |
| * @author asmuts |
| */ |
| public class ThreadPoolManagerUnitTest |
| extends TestCase |
| { |
| |
| /** |
| * Make sure it can load a default cache.ccf file |
| */ |
| public void testDefaultConfig() |
| { |
| Properties props = PropertyLoader.loadProperties( "thread_pool.properties" ); |
| ThreadPoolManager.setProps( props ); |
| ThreadPoolManager mgr = ThreadPoolManager.getInstance(); |
| assertNotNull( mgr ); |
| |
| ThreadPoolExecutor pool = mgr.getPool( "test1" ); |
| assertNotNull( pool ); |
| |
| int poolSize = pool.getPoolSize(); |
| int expectedPoolSize = Integer.parseInt( props.getProperty( "thread_pool.test1.startUpSize" ) ); |
| assertEquals( poolSize, expectedPoolSize ); |
| |
| // int qs = ((BoundedBuffer)pool.getQueue()).size(); |
| |
| int max = pool.getMaximumPoolSize(); |
| |
| int expected = Integer.parseInt( props.getProperty( "thread_pool.test1.maximumPoolSize" ) ); |
| assertEquals(expected, max ); |
| } |
| |
| /** |
| * Make sure it can load a certain configuration |
| */ |
| public void testSpecialConfig() |
| { |
| Properties props = PropertyLoader.loadProperties( "thread_pool.properties" ); |
| ThreadPoolManager.setProps( props ); |
| ThreadPoolManager mgr = ThreadPoolManager.getInstance(); |
| assertNotNull( mgr ); |
| |
| ThreadPoolExecutor pool = mgr.getPool( "aborttest" ); |
| assertNotNull( pool ); |
| |
| int poolSize = pool.getCorePoolSize(); |
| int expectedPoolSize = Integer.parseInt( props.getProperty( "thread_pool.aborttest.startUpSize" ) ); |
| assertEquals( expectedPoolSize, poolSize); |
| |
| int minPoolSize = pool.getPoolSize(); |
| int expectedMinPoolSize = Integer.parseInt( props.getProperty( "thread_pool.aborttest.minimumPoolSize" ) ); |
| assertEquals( expectedMinPoolSize, minPoolSize ); |
| |
| int maxPoolSize = pool.getMaximumPoolSize(); |
| int expectedMaxPoolSize = Integer.parseInt( props.getProperty( "thread_pool.aborttest.maximumPoolSize" ) ); |
| assertEquals( expectedMaxPoolSize, maxPoolSize ); |
| |
| long keepAliveTime = pool.getKeepAliveTime(TimeUnit.MILLISECONDS); |
| long expectedKeepAliveTime = Long.parseLong( props.getProperty( "thread_pool.aborttest.keepAliveTime" ) ); |
| assertEquals( expectedKeepAliveTime, keepAliveTime ); |
| |
| RejectedExecutionHandler whenBlockedPolicy = pool.getRejectedExecutionHandler(); |
| assertTrue( whenBlockedPolicy instanceof ThreadPoolExecutor.AbortPolicy ); |
| } |
| |
| /** |
| * Try to get an undefined pool from an existing default file. |
| */ |
| public void testDefaultConfigUndefinedPool() |
| { |
| Properties props = PropertyLoader.loadProperties( "thread_pool.properties" ); |
| ThreadPoolManager.setProps( props ); |
| ThreadPoolManager mgr = ThreadPoolManager.getInstance(); |
| assertNotNull( mgr ); |
| |
| ThreadPoolExecutor pool = mgr.getPool( "doesnotexist" ); |
| assertNotNull( pool ); |
| |
| int max = pool.getMaximumPoolSize(); |
| |
| int expected = Integer.parseInt( props.getProperty( "thread_pool.default.maximumPoolSize" ) ); |
| assertEquals( expected, max ); |
| } |
| |
| /** |
| * Get a couple pools by name and then see if they are in the list. |
| * |
| */ |
| public void testGetPoolNames() |
| { |
| ThreadPoolManager mgr = ThreadPoolManager.getInstance(); |
| assertNotNull( mgr ); |
| |
| String poolName1 = "testGetPoolNames1"; |
| mgr.getExecutorService( poolName1 ); |
| |
| String poolName2 = "testGetPoolNames2"; |
| mgr.getExecutorService( poolName2 ); |
| |
| ArrayList<String> names = mgr.getPoolNames(); |
| assertTrue( "Should have name in list.", names.contains( poolName1 ) ); |
| assertTrue( "Should have name in list.", names.contains( poolName2 ) ); |
| } |
| |
| /** |
| * Verify that if we specify not to use a buffer boundary that we get a |
| * linked queue. |
| * |
| */ |
| // public void testNoBoundary() |
| // { |
| // ThreadPoolManager.setPropsFileName( "thread_pool.properties" ); |
| // ThreadPoolManager mgr = ThreadPoolManager.getInstance(); |
| // assertNotNull( mgr ); |
| // |
| // ThreadPoolExecutor pool = mgr.getPool( "nobound" ); |
| // assertNotNull( "Should have gotten back a pool.", pool ); |
| // |
| // assertTrue( "Should have a linked queue and not a bounded buffer.", pool.getQueue() instanceof LinkedQueue ); |
| // } |
| |
| /** |
| * Verify that if we specify useBoundary=true that we get a BoundedBuffer. |
| * |
| */ |
| // public void testWithBoundary() |
| // { |
| // // SETUP |
| // ThreadPoolManager.setPropsFileName( "thread_pool.properties" ); |
| // ThreadPoolManager mgr = ThreadPoolManager.getInstance(); |
| // assertNotNull( mgr ); |
| // |
| // // DO WORK |
| // ThreadPoolExecutor pool = mgr.getPool( "withbound" ); |
| // |
| // // VERIFY |
| // assertNotNull( "Should have gotten back a pool.", pool ); |
| // assertTrue( "Should have a BoundedBuffer and not a linked queue.", pool.getQueue() instanceof BoundedBuffer ); |
| // } |
| } |