| /* |
| * 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.iotdb.commons; |
| |
| import org.apache.iotdb.commons.concurrent.IoTDBThreadPoolFactory; |
| import org.apache.iotdb.commons.concurrent.WrappedRunnable; |
| |
| import org.apache.thrift.server.TThreadPoolServer; |
| import org.apache.thrift.server.TThreadPoolServer.Args; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.ScheduledExecutorService; |
| import java.util.concurrent.ScheduledFuture; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| public class IoTDBThreadPoolFactoryTest { |
| |
| private final String POOL_NAME = "test"; |
| private AtomicInteger count; |
| private CountDownLatch latch; |
| |
| @Before |
| public void setUp() throws Exception { |
| count = new AtomicInteger(0); |
| } |
| |
| @After |
| public void tearDown() throws Exception {} |
| |
| @Test |
| public void testNewFixedThreadPool() { |
| String reason = "(can be ignored in Tests) NewFixedThreadPool"; |
| Thread.UncaughtExceptionHandler handler = new TestExceptionHandler(reason); |
| int threadCount = 4; |
| latch = new CountDownLatch(threadCount); |
| ExecutorService exec = |
| IoTDBThreadPoolFactory.newFixedThreadPool(threadCount / 2, POOL_NAME, handler); |
| for (int i = 0; i < threadCount; i++) { |
| Runnable task = new TestThread(reason); |
| exec.execute(task); |
| } |
| try { |
| latch.await(); |
| assertEquals(count.get(), threadCount); |
| } catch (InterruptedException E) { |
| fail(); |
| } |
| } |
| |
| @Test |
| public void testNewSingleThreadExecutor() { |
| String reason = "(can be ignored in Tests)NewSingleThreadExecutor"; |
| Thread.UncaughtExceptionHandler handler = new TestExceptionHandler(reason); |
| int threadCount = 2; |
| latch = new CountDownLatch(threadCount); |
| ExecutorService exec = IoTDBThreadPoolFactory.newSingleThreadExecutor(POOL_NAME, handler); |
| for (int i = 0; i < threadCount; i++) { |
| Runnable task = new TestThread(reason); |
| exec.execute(task); |
| } |
| try { |
| latch.await(); |
| assertEquals(count.get(), threadCount); |
| } catch (InterruptedException E) { |
| fail(); |
| } |
| } |
| |
| @Test |
| public void testNewCachedThreadPool() { |
| String reason = "(can be ignored in Tests) NewCachedThreadPool"; |
| Thread.UncaughtExceptionHandler handler = new TestExceptionHandler(reason); |
| int threadCount = 4; |
| latch = new CountDownLatch(threadCount); |
| ExecutorService exec = IoTDBThreadPoolFactory.newCachedThreadPool(POOL_NAME, handler); |
| for (int i = 0; i < threadCount; i++) { |
| Runnable task = new TestThread(reason); |
| exec.execute(task); |
| } |
| try { |
| latch.await(); |
| assertEquals(count.get(), threadCount); |
| } catch (InterruptedException E) { |
| fail(); |
| } |
| } |
| |
| @Test |
| public void testNewSingleThreadScheduledExecutor() throws InterruptedException { |
| String reason = "(can be ignored in Tests) NewSingleThreadScheduledExecutor"; |
| Thread.UncaughtExceptionHandler handler = new TestExceptionHandler(reason); |
| int threadCount = 2; |
| latch = new CountDownLatch(threadCount); |
| ScheduledExecutorService exec = |
| IoTDBThreadPoolFactory.newSingleThreadScheduledExecutor(POOL_NAME, handler); |
| for (int i = 0; i < threadCount; i++) { |
| Runnable task = new TestThread(reason); |
| ScheduledFuture<?> future = exec.schedule(task, 0, TimeUnit.SECONDS); |
| try { |
| future.get(); |
| } catch (ExecutionException e) { |
| assertEquals(reason, e.getCause().getMessage()); |
| count.addAndGet(1); |
| latch.countDown(); |
| } |
| } |
| try { |
| latch.await(); |
| assertEquals(count.get(), threadCount); |
| } catch (InterruptedException E) { |
| fail(); |
| } |
| } |
| |
| @Test |
| public void testNewScheduledThreadPool() throws InterruptedException { |
| String reason = "(can be ignored in Tests) NewScheduledThreadPool"; |
| Thread.UncaughtExceptionHandler handler = new TestExceptionHandler(reason); |
| int threadCount = 4; |
| latch = new CountDownLatch(threadCount); |
| ScheduledExecutorService exec = |
| IoTDBThreadPoolFactory.newScheduledThreadPool(threadCount / 2, POOL_NAME, handler); |
| for (int i = 0; i < threadCount; i++) { |
| Runnable task = new TestThread(reason); |
| ScheduledFuture<?> future = exec.schedule(task, 0, TimeUnit.SECONDS); |
| try { |
| future.get(); |
| } catch (ExecutionException e) { |
| assertEquals(reason, e.getCause().getMessage()); |
| count.addAndGet(1); |
| latch.countDown(); |
| } |
| } |
| try { |
| latch.await(); |
| assertEquals(count.get(), threadCount); |
| } catch (InterruptedException E) { |
| fail(); |
| } |
| } |
| |
| @Test |
| public void testCreateJDBCClientThreadPool() { |
| String reason = "(can be ignored in Tests) CreateJDBCClientThreadPool"; |
| TThreadPoolServer.Args args = new Args(null); |
| args.maxWorkerThreads = 4; |
| args.minWorkerThreads = 2; |
| args.stopTimeoutVal = 10; |
| args.stopTimeoutUnit = TimeUnit.SECONDS; |
| Thread.UncaughtExceptionHandler handler = new TestExceptionHandler(reason); |
| int threadCount = 4; |
| latch = new CountDownLatch(threadCount); |
| ExecutorService exec = |
| IoTDBThreadPoolFactory.createThriftRpcClientThreadPool(args, POOL_NAME, handler); |
| for (int i = 0; i < threadCount; i++) { |
| Runnable task = new TestThread(reason); |
| exec.execute(task); |
| } |
| try { |
| latch.await(); |
| assertEquals(count.get(), threadCount); |
| } catch (InterruptedException E) { |
| fail(); |
| } |
| } |
| |
| class TestExceptionHandler implements Thread.UncaughtExceptionHandler { |
| |
| private String name; |
| |
| public TestExceptionHandler(String name) { |
| this.name = name; |
| } |
| |
| @Override |
| public void uncaughtException(Thread t, Throwable e) { |
| assertEquals(name, e.getMessage()); |
| count.addAndGet(1); |
| latch.countDown(); |
| } |
| } |
| |
| class TestThread extends WrappedRunnable { |
| |
| private String name; |
| |
| public TestThread(String name) { |
| this.name = name; |
| } |
| |
| @Override |
| public void runMayThrow() { |
| throw new RuntimeException(name); |
| } |
| } |
| } |