//
// ========================================================================
// 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.websocket.server;
import static org.hamcrest.Matchers.*;
import java.util.concurrent.TimeUnit;
import org.eclipse.jetty.toolchain.test.EventQueue;
import org.eclipse.jetty.websocket.common.WebSocketFrame;
import org.eclipse.jetty.websocket.common.frames.TextFrame;
import org.eclipse.jetty.websocket.common.test.BlockheadClient;
import org.eclipse.jetty.websocket.common.test.HttpResponse;
import org.eclipse.jetty.websocket.server.helper.EchoServlet;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
public class FragmentExtensionTest
{
private static SimpleServletServer server;
@BeforeClass
public static void startServer() throws Exception
{
server = new SimpleServletServer(new EchoServlet());
server.start();
}
@AfterClass
public static void stopServer()
{
server.stop();
}
private String[] split(String str, int partSize)
{
int strLength = str.length();
int count = (int)Math.ceil((double)str.length() / partSize);
String ret[] = new String[count];
int idx;
for (int i = 0; i < count; i++)
{
idx = (i * partSize);
ret[i] = str.substring(idx,Math.min(idx + partSize,strLength));
}
return ret;
}
@Test
public void testFragmentExtension() throws Exception
{
int fragSize = 4;
BlockheadClient client = new BlockheadClient(server.getServerUri());
client.clearExtensions();
client.addExtensions("fragment;maxLength=" + fragSize);
client.setProtocols("onConnect");
try
{
// Make sure the read times out if there are problems with the implementation
client.setTimeout(1,TimeUnit.SECONDS);
client.connect();
client.sendStandardRequest();
HttpResponse resp = client.expectUpgradeResponse();
Assert.assertThat("Response",resp.getExtensionsHeader(),containsString("fragment"));
String msg = "Sent as a long message that should be split";
client.write(new TextFrame().setPayload(msg));
String parts[] = split(msg,fragSize);
EventQueue<WebSocketFrame> frames = client.readFrames(parts.length,1000,TimeUnit.MILLISECONDS);
for (int i = 0; i < parts.length; i++)
{
WebSocketFrame frame = frames.poll();
Assert.assertThat("text[" + i + "].payload",frame.getPayloadAsUTF8(),is(parts[i]));
}
}
finally
{
client.close();
}
}
}