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/*
* 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.jackrabbit.test;
import junit.framework.TestSuite;
import junit.framework.TestResult;
import junit.framework.Test;
import EDU.oswego.cs.dl.util.concurrent.Executor;
import EDU.oswego.cs.dl.util.concurrent.PooledExecutor;
/**
* <code>ConcurrentTestSuite</code> implements a test suite that runs tests
* with a given concurrency level using multiple threads.
*/
public class ConcurrentTestSuite extends TestSuite {
private final Executor executor;
private volatile int finishedTestCount;
public ConcurrentTestSuite(String name) {
this(name, Runtime.getRuntime().availableProcessors() * 2);
}
public ConcurrentTestSuite() {
this(null);
}
public ConcurrentTestSuite(int numThreads) {
this(null, numThreads);
}
public ConcurrentTestSuite(String name, int numThreads) {
super(name);
executor = new PooledExecutor(numThreads) {
{
waitWhenBlocked();
}
};
}
public void run(TestResult result) {
finishedTestCount = 0;
super.run(result);
waitUntilFinished();
}
public void runTest(final Test test, final TestResult result) {
try {
executor.execute(new Runnable() {
public void run() {
try {
ConcurrentTestSuite.super.runTest(test, result);
} finally {
runFinished();
}
}
});
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
}
private synchronized void waitUntilFinished() {
while (finishedTestCount < testCount()) {
try {
wait();
} catch (InterruptedException e) {
return; // ignore
}
}
}
private synchronized void runFinished() {
finishedTestCount++;
notifyAll();
}
}