org.eclipse.orion.server.tests.performance.SimpleServerStressTest.java Source code

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Here is the source code for org.eclipse.orion.server.tests.performance.SimpleServerStressTest.java

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/*******************************************************************************
 * Copyright (c) 2013, 2014 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.orion.server.tests.performance;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import java.io.IOException;
import java.net.HttpURLConnection;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.orion.internal.server.servlets.ProtocolConstants;
import org.eclipse.orion.server.tests.servlets.files.FileSystemTest;
import org.eclipse.test.performance.Performance;
import org.eclipse.test.performance.PerformanceMeter;
import org.json.JSONException;
import org.junit.Before;
import org.junit.Test;
import org.xml.sax.SAXException;

import com.meterware.httpunit.WebConversation;
import com.meterware.httpunit.WebRequest;
import com.meterware.httpunit.WebResponse;

/**
 * A simple stress test of the Orion server.
 */
public class SimpleServerStressTest extends FileSystemTest {

    @Before
    public void setUp() throws CoreException {
        webConversation = new WebConversation();
        webConversation.setExceptionsThrownOnErrorStatus(false);
        setUpAuthorization();
    }

    @Test
    public void testCreateProject() throws IOException, SAXException, JSONException {
        Performance performance = Performance.getDefault();
        PerformanceMeter meter = performance.createPerformanceMeter("SimpleServerStressTest#testCreateProject");
        //create workspace
        String workspaceName = SimpleServerStressTest.class.getName() + "#testCreateProject";
        createWorkspace(workspaceName);
        final int PROJECT_COUNT = 1000;//increase this value for a real stress test
        meter.start();
        long start = System.currentTimeMillis();
        for (int i = 0; i < PROJECT_COUNT; i++) {
            //create a project
            String projectName = "Project" + i;
            WebRequest request = getCreateProjectRequest(workspaceLocation, projectName, null);
            WebResponse response = webConversation.getResponse(request);
            assertEquals(HttpURLConnection.HTTP_CREATED, response.getResponseCode());
            String locationHeader = response.getHeaderField(ProtocolConstants.HEADER_LOCATION);
            assertNotNull(locationHeader);
            if (i % 500 == 0) {
                long end = System.currentTimeMillis();
                long avg = (end - start) / (i + 1);
                System.out.println("Created project " + i + " average time per project: " + avg);
            }
        }
        meter.stop();
        meter.commit();
    }
}