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/*
* Bitronix Transaction Manager
*
* Copyright (c) 2010, Bitronix Software.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package bitronix.tm.timer;
import bitronix.tm.recovery.Recoverer;
import bitronix.tm.utils.MonotonicClock;
import junit.framework.TestCase;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;
/**
*
* @author lorban
*/
public class TaskSchedulerTest extends TestCase {
private TaskScheduler ts;
@Override
protected void setUp() throws Exception {
ts = new TaskScheduler();
ts.start();
}
@Override
protected void tearDown() throws Exception {
assertEquals(0, ts.countTasksQueued());
ts.shutdown();
}
public void testRecoveryTask() throws Exception {
Recoverer recoverer = new Recoverer();
ts.scheduleRecovery(recoverer, new Date());
assertEquals(1, ts.countTasksQueued());
Thread.sleep(1100);
assertEquals(1, ts.countTasksQueued());
ts.cancelRecovery(recoverer);
assertEquals(0, ts.countTasksQueued());
Thread.sleep(1100);
assertEquals(0, ts.countTasksQueued());
}
public void testTaskOrdering() throws Exception {
List<SimpleTask> result = Collections.synchronizedList(new ArrayList<SimpleTask>());
ts.addTask(new SimpleTask(new Date(MonotonicClock.currentTimeMillis() + 100), ts, 0, result));
ts.addTask(new SimpleTask(new Date(MonotonicClock.currentTimeMillis() + 200), ts, 1, result));
ts.addTask(new SimpleTask(new Date(MonotonicClock.currentTimeMillis() + 300), ts, 2, result));
ts.join(1000);
assertEquals(0, result.get(0).getObject());
assertEquals(1, result.get(1).getObject());
assertEquals(2, result.get(2).getObject());
}
private static class SimpleTask extends Task {
private final Object obj;
private final List<SimpleTask> result;
protected SimpleTask(Date executionTime, TaskScheduler scheduler, Object obj, List<SimpleTask> result) {
super(executionTime, scheduler);
this.obj = obj;
this.result = result;
}
@Override
public Object getObject() {
return obj;
}
@Override
public void execute() throws TaskException {
result.add(this);
}
}
}
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