/*
* Copyright (c) xlightweb.org, 2006 - 2009. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Please refer to the LGPL license at: http://www.gnu.org/copyleft/lesser.txt
* The latest copy of this software may be found on http://www.xlightweb.org/
*/
package org.xlightweb;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import junit.framework.Assert;
import org.junit.Test;
import org.xlightweb.client.HttpClient;
import org.xlightweb.server.HttpServer;
import org.xsocket.DataConverter;
import org.xsocket.connection.ConnectionUtils;
import org.xsocket.connection.IServer;
/**
*
* @author grro@xlightweb.org
*/
public final class SimplePerformanceBenchmark {
private int running = 0;
private final List<String> errors = new ArrayList<String>();
public static void main(String[] args) throws Exception {
new SimplePerformanceBenchmark().testClientInMemory();
new SimplePerformanceBenchmark().testClientFile();
}
@Test
public void testClientInMemory() throws Exception {
WebContainer servletEngine = new WebContainer(new HeaderInfoServlet());
servletEngine.start();
IServer server = new HttpServer(new HeaderInfoServerHandler());
ConnectionUtils.start(server);
int xSocketPort = server.getLocalPort();
// warm up
System.out.println("warm up jetty");
perform(3, 100, servletEngine.getLocalPort(), null);
QAUtil.sleep(200);
System.out.println("warm up xSocket");
perform(3, 100, xSocketPort, null);
QAUtil.sleep(200);
System.out.println("run jetty");
int elapsedJetty = perform(4, 300, servletEngine.getLocalPort(), null);
QAUtil.sleep(200);
System.out.println("run xSocket");
int elapsedXSocket = perform(4, 300, xSocketPort, null);
QAUtil.sleep(200);
server.close();
servletEngine.stop();
printResult("in memory", elapsedJetty, elapsedXSocket, 30);
}
@Test
public void testClientFile() throws Exception {
WebContainer servletEngine = new WebContainer(new DocServlet());
servletEngine.start();
IServer server = new HttpServer(new DocServerHandler());
ConnectionUtils.start(server);
int xSocketPort = server.getLocalPort();
// warm up
System.out.println("warm up jetty");
perform(5, 200, servletEngine.getLocalPort(), 3232);
QAUtil.sleep(200);
System.out.println("warm up xSocket");
perform(5, 20, xSocketPort, 3232);
QAUtil.sleep(200);
System.out.println("run jetty");
int elapsedJetty = perform(5, 100, servletEngine.getLocalPort(), 3232);
QAUtil.sleep(200);
System.out.println("run xSocket");
int elapsedXSocket = perform(5, 100, xSocketPort, 3232);
QAUtil.sleep(200);
server.close();
servletEngine.stop();
printResult("file test", elapsedJetty, elapsedXSocket, 30);
}
private void printResult(String msg, int elapsedJetty, int elapsedXSocket, int maxDeviation) {
int diff = 100 - ((elapsedJetty * 100) / elapsedXSocket);
System.out.println(msg + " diff " + diff + "% (jetty=" + DataConverter.toFormatedDuration(elapsedJetty) +
", xSocket: " + DataConverter.toFormatedDuration(elapsedXSocket) + ")");
Assert.assertTrue("diff is larger than " + maxDeviation + "%: " + diff + "%", diff < maxDeviation);
}
int perform(final int workers, final int loops, final int port, final Integer size) throws Exception {
final AtomicInteger total = new AtomicInteger();
running = 0;
errors.clear();
for (int i = 0; i < workers; i++) {
Thread t = new Thread() {
public void run() {
running++;
try {
HttpClient httpClient = new HttpClient();
for (int j = 0; j < loops; j++) {
long start = System.currentTimeMillis();
IHttpResponse response = httpClient.call(new GetRequest("http://localhost:" + port + "/"));
long elapsed = (System.currentTimeMillis() - start);
total.addAndGet((int) elapsed);
Assert.assertEquals(200, response.getStatus());
if (size != null) {
Assert.assertEquals(size.intValue(), response.getBody().size());
}
//System.out.println(elapsed + " millis");
}
} catch (Exception e) {
errors.add(e.toString());
}
running--;
}
};
t.start();
}
do {
QAUtil.sleep(100);
} while (running > 0);
return total.get();
}
}