Mercurial > hg > release > thermostat-0.5
view common/core/src/test/java/com/redhat/thermostat/common/ThreadPoolTimerFactoryTest.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 | ac3d23577264 |
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.common; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertTrue; import static org.mockito.Mockito.doAnswer; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.never; import static org.mockito.Mockito.times; import static org.mockito.Mockito.verify; import java.util.concurrent.TimeUnit; import org.junit.After; import org.junit.Before; import org.junit.Test; import org.mockito.invocation.InvocationOnMock; import org.mockito.stubbing.Answer; import com.redhat.thermostat.common.Timer.SchedulingType; import com.redhat.thermostat.test.Bug; public class ThreadPoolTimerFactoryTest { private static final long DELAY = 200; private Timer timer; private ThreadGroup threadGroup; private TimerFactory timerFactory; @Before public void setUp() { threadGroup = new ThreadGroup("test"); timerFactory = new ThreadPoolTimerFactory(1, threadGroup); timer = timerFactory.createTimer(); } @After public void tearDown() { timer = null; timerFactory.shutdown(); timerFactory = null; threadGroup = null; } @Test public void testDefault() throws InterruptedException { Runnable action = mock(Runnable.class); timer.setAction(action); timer.start(); Thread.sleep(DELAY / 2); verify(action).run(); } @Test public void testNullAction() { timer.setAction(null); timer.start(); // Good when no NPE is thrown. } @Test public void testDefaultWithDelay() throws InterruptedException { Runnable action = mock(Runnable.class); timer.setAction(action); timer.setInitialDelay(DELAY); timer.start(); Thread.sleep(DELAY / 2); verify(action, never()).run(); Thread.sleep(DELAY); verify(action).run(); Thread.sleep(DELAY); verify(action).run(); } @Test public void testTimeUnitSecond() throws InterruptedException { Runnable action = mock(Runnable.class); timer.setAction(action); timer.setInitialDelay(1); timer.setTimeUnit(TimeUnit.SECONDS); timer.start(); Thread.sleep(500); verify(action, never()).run(); Thread.sleep(1000); verify(action).run(); Thread.sleep(1000); verify(action).run(); } @Test(expected=NullPointerException.class) public void testNullType() throws InterruptedException { timer.setSchedulingType(null); } @Test public void testWithFixedRate() throws InterruptedException { Runnable action = mock(Runnable.class); doAnswer(new Answer<Void>() { @Override public Void answer(InvocationOnMock invocation) throws Throwable { // Wait a little less than delay to // 1. Verify more easily that the duration of the task does not push back the activation of next task. // 2. Not congest the timer thread (which would happen if we take >= DELAY). Thread.sleep(DELAY * 8 / 10 ); return null; } }).when(action).run(); timer.setAction(action); timer.setInitialDelay(DELAY); timer.setDelay(DELAY); timer.setSchedulingType(SchedulingType.FIXED_RATE); timer.start(); Thread.sleep(DELAY / 2); verify(action, never()).run(); Thread.sleep(DELAY); verify(action).run(); Thread.sleep(DELAY); verify(action, times(2)).run(); timer.stop(); Thread.sleep(DELAY); verify(action, times(2)).run(); } @Test public void testStopWithoutStart() { timer.stop(); // Good when no exception is thrown. } @Test public void testWithFixedDelay() throws InterruptedException { Runnable action = mock(Runnable.class); doAnswer(new Answer<Void>() { @Override public Void answer(InvocationOnMock invocation) throws Throwable { Thread.sleep(DELAY / 2); return null; } }).when(action).run(); timer.setAction(action); timer.setInitialDelay(DELAY); timer.setDelay(DELAY); timer.setSchedulingType(SchedulingType.FIXED_DELAY); timer.start(); Thread.sleep(DELAY / 2); verify(action, never()).run(); Thread.sleep(DELAY); verify(action).run(); Thread.sleep(DELAY / 2); verify(action).run(); Thread.sleep(DELAY); verify(action, times(2)).run(); Thread.sleep(DELAY / 2); verify(action, times(2)).run(); timer.stop(); Thread.sleep(DELAY); verify(action, times(2)).run(); } @Bug(id="957", summary="Thermostat GUI doesn't exit when closed, needs killing", url="http://icedtea.classpath.org/bugzilla/show_bug.cgi?id=957") @Test public void verifyShutdownKillsThreads() throws InterruptedException { Runnable action = mock(Runnable.class); timer.setAction(action); timer.setInitialDelay(DELAY / 2); timer.start(); assertTrue(threadGroup.activeCount() > 0); timerFactory.shutdown(); Thread.sleep(DELAY); assertEquals(0, threadGroup.activeCount()); } }