| /* |
| * 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 com.alibaba.dubbo.common.threadpool.support.limited; |
| |
| import com.alibaba.dubbo.common.Constants; |
| import com.alibaba.dubbo.common.URL; |
| import com.alibaba.dubbo.common.threadlocal.InternalThread; |
| import com.alibaba.dubbo.common.threadpool.ThreadPool; |
| import com.alibaba.dubbo.common.threadpool.support.AbortPolicyWithReport; |
| import org.hamcrest.Matchers; |
| import org.junit.Test; |
| |
| import java.util.concurrent.BlockingQueue; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.LinkedBlockingQueue; |
| import java.util.concurrent.RejectedExecutionHandler; |
| import java.util.concurrent.SynchronousQueue; |
| import java.util.concurrent.ThreadPoolExecutor; |
| import java.util.concurrent.TimeUnit; |
| |
| import static org.hamcrest.Matchers.instanceOf; |
| import static org.hamcrest.Matchers.is; |
| import static org.hamcrest.Matchers.startsWith; |
| import static org.junit.Assert.assertThat; |
| |
| public class LimitedThreadPoolTest { |
| @Test |
| public void getExecutor1() throws Exception { |
| URL url = URL.valueOf("dubbo://10.20.130.230:20880/context/path?" + |
| Constants.THREAD_NAME_KEY + "=demo&" + |
| Constants.CORE_THREADS_KEY + "=1&" + |
| Constants.THREADS_KEY + "=2&" + |
| Constants.QUEUES_KEY + "=0"); |
| ThreadPool threadPool = new LimitedThreadPool(); |
| ThreadPoolExecutor executor = (ThreadPoolExecutor) threadPool.getExecutor(url); |
| assertThat(executor.getCorePoolSize(), is(1)); |
| assertThat(executor.getMaximumPoolSize(), is(2)); |
| assertThat(executor.getQueue(), Matchers.<BlockingQueue<Runnable>>instanceOf(SynchronousQueue.class)); |
| assertThat(executor.getRejectedExecutionHandler(), |
| Matchers.<RejectedExecutionHandler>instanceOf(AbortPolicyWithReport.class)); |
| |
| final CountDownLatch latch = new CountDownLatch(1); |
| executor.execute(new Runnable() { |
| @Override |
| public void run() { |
| Thread thread = Thread.currentThread(); |
| assertThat(thread, instanceOf(InternalThread.class)); |
| assertThat(thread.getName(), startsWith("demo")); |
| latch.countDown(); |
| } |
| }); |
| |
| latch.await(); |
| assertThat(latch.getCount(), is(0L)); |
| } |
| |
| @Test |
| public void getExecutor2() throws Exception { |
| URL url = URL.valueOf("dubbo://10.20.130.230:20880/context/path?" + Constants.QUEUES_KEY + "=1"); |
| ThreadPool threadPool = new LimitedThreadPool(); |
| ThreadPoolExecutor executor = (ThreadPoolExecutor) threadPool.getExecutor(url); |
| assertThat(executor.getQueue(), Matchers.<BlockingQueue<Runnable>>instanceOf(LinkedBlockingQueue.class)); |
| } |
| } |