Mercurial > hg > release > thermostat-0.5
view storage/core/src/test/java/com/redhat/thermostat/storage/core/QueuedStorageExecutorTest.java @ 929:ccac9bcabaa0
Update copyright year of source code
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-January/005295.html
reviewed-by: vanaltj
author | Mario Torre <neugens.limasoftware@gmail.com> |
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date | Wed, 23 Jan 2013 16:49:27 +0100 |
parents | 29f815f1bbed |
children |
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/* * Copyright 2012, 2013 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.storage.core; import static org.mockito.Mockito.mock; import static org.junit.Assert.*; import java.util.concurrent.CountDownLatch; import java.util.concurrent.Executor; import org.junit.After; import org.junit.Before; import org.junit.Test; public class QueuedStorageExecutorTest { private static final int NUM_THREADS = 50; private static final int TASK_DURATION_MS = 50; private QueuedStorage queuedStorage; private volatile int activeTasks; private volatile boolean passed; private volatile Thread workerThread; private CountDownLatch latch; private class TestRunnable implements Runnable { public void run() { if (activeTasks != 0) { passed = false; } synchronized(QueuedStorageExecutorTest.this) { if (workerThread == null) { workerThread = Thread.currentThread(); } else { if (workerThread != Thread.currentThread()) { passed = false; } } } activeTasks++; try { Thread.sleep(TASK_DURATION_MS); } catch (InterruptedException e) { // Get out of here ASAP. } activeTasks--; latch.countDown(); } } @Before public void setUp() { Storage mockStorage = mock(Storage.class); queuedStorage = new QueuedStorage(mockStorage); activeTasks = 0; passed = true; workerThread = null; latch = null; } @After public void tearDown() { queuedStorage = null; activeTasks = 0; passed = true; workerThread = null; latch = null; } @Test public void testMainExecutor() { testExecutor(queuedStorage.getExecutor()); } @Test public void testFileExecutor() { testExecutor(queuedStorage.getFileExecutor()); } private void testExecutor(final Executor executor) { latch = new CountDownLatch(NUM_THREADS); Thread[] threads = new Thread[NUM_THREADS]; for (int i = 0; i < NUM_THREADS; i++) { threads[i] = new Thread() { public void run() { executor.execute(new TestRunnable()); } }; } for (int i = 0; i < NUM_THREADS; i++) { threads[i].start(); } try { latch.await(); } catch (InterruptedException e) { // Get out as soon as possible. } assertTrue(passed); } @Test public void testShutdown() { queuedStorage.shutdown(); assertTrue(queuedStorage.getExecutor().isShutdown()); assertTrue(queuedStorage.getFileExecutor().isShutdown()); } }