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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.tuscany.core.async.work;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import javax.resource.spi.work.Work;
import junit.framework.TestCase;
import org.apache.tuscany.core.async.work.DefaultWorkManager;
/**
* Test the PooledWorkManager.
*/
public class DefaultWorkManagerTestCase extends TestCase {
private Set<Thread> done;
private int count;
public void testScheduleWork() throws Exception {
DefaultWorkManager workManager = new DefaultWorkManager();
workManager.setScheduledMaximumPoolSize(3);
workManager.init();
int max=workManager.getScheduledMaximumPoolSize()*5;
done=Collections.synchronizedSet(new HashSet<Thread>());
count=0;
CountDownLatch startSignal = new CountDownLatch(1);
CountDownLatch doneSignal = new CountDownLatch(max);
for (int i = 0; i < max; ++i) {
workManager.scheduleWork(new Worker(startSignal, doneSignal));
}
startSignal.countDown();
doneSignal.await();
assertFalse(done.contains(Thread.currentThread()));
assert(done.size()==workManager.getScheduledMaximumPoolSize());
assert(count==max);
done=null;
count=0;
workManager.destroy();
}
private synchronized void done(Thread thread) {
done.add(thread);
count++;
}
private class Worker implements Work {
private final CountDownLatch startSignal;
private final CountDownLatch doneSignal;
Worker(CountDownLatch startSignal, CountDownLatch doneSignal) {
this.startSignal = startSignal;
this.doneSignal = doneSignal;
}
public void run() {
try {
startSignal.await();
DefaultWorkManagerTestCase.this.done(Thread.currentThread());
//System.out.println(Thread.currentThread());
doneSignal.countDown();
} catch (InterruptedException ex) {
}
}
public void release() {
}
}
}
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