//
// ========================================================================
// Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.servlets;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.greaterThan;
import static org.junit.Assert.assertThat;
import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import org.eclipse.jetty.server.HttpConfiguration;
import org.eclipse.jetty.server.LocalConnector;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder;
import org.eclipse.jetty.toolchain.test.TestingDir;
import org.eclipse.jetty.util.resource.Resource;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
public class DataRateLimitedServletTest
{
public static final int BUFFER=8192;
public static final int PAUSE=10;
@Rule
public TestingDir testdir = new TestingDir();
private Server server;
private LocalConnector connector;
private ServletContextHandler context;
@Before
public void init() throws Exception
{
server = new Server();
connector = new LocalConnector(server);
connector.getConnectionFactory(HttpConfiguration.ConnectionFactory.class).getHttpConfiguration().setSendServerVersion(false);
context = new ServletContextHandler();
context.setContextPath("/context");
context.setWelcomeFiles(new String[]{"index.html", "index.jsp", "index.htm"});
context.setBaseResource(Resource.newResource(testdir.getEmptyDir()));
ServletHolder holder =context.addServlet(DataRateLimitedServlet.class,"/stream/*");
holder.setInitParameter("buffersize",""+BUFFER);
holder.setInitParameter("pause",""+PAUSE);
server.setHandler(context);
server.addConnector(connector);
server.start();
}
@After
public void destroy() throws Exception
{
server.stop();
server.join();
}
@Test
public void testStream() throws Exception
{
File content = testdir.getFile("content.txt");
String[] results=new String[10];
try(OutputStream out = new FileOutputStream(content);)
{
byte[] b= new byte[1024];
for (int i=1024;i-->0;)
{
int index=i%10;
Arrays.fill(b,(byte)('0'+(index)));
out.write(b);
out.write('\n');
if (results[index]==null)
results[index]=new String(b,StandardCharsets.US_ASCII);
}
}
long start=System.currentTimeMillis();
String response = connector.getResponses("GET /context/stream/content.txt HTTP/1.0\r\n\r\n");
long duration=System.currentTimeMillis()-start;
assertThat(response.length(),greaterThan(1024*1024));
assertThat(response,containsString("200 OK"));
assertThat(duration,greaterThan(PAUSE*1024L*1024/BUFFER));
for (int i=0;i<10;i++)
assertThat(response,containsString(results[i]));
}
}