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// ========================================================================
// Copyright 2006-2007 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// Licensed 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.eclipse.jetty.client;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.jetty.http.HttpMethods;
import org.eclipse.jetty.server.Connector;
import org.eclipse.jetty.server.Request;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.handler.AbstractHandler;
import org.eclipse.jetty.server.nio.SelectChannelConnector;
import org.eclipse.jetty.util.IO;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
/**
* Functional testing for HttpExchange.
*
* @author Matthew Purland
* @author Greg Wilkins
*/
public class UnexpectedDataTest
{
private Server _server;
private int _port;
private HttpClient _httpClient;
private Connector _connector;
private AtomicInteger _count = new AtomicInteger();
@Before
public void setUp() throws Exception
{
startServer();
_httpClient = new HttpClient();
_httpClient.setConnectorType(HttpClient.CONNECTOR_SELECT_CHANNEL);
_httpClient.setMaxConnectionsPerAddress(1);
_httpClient.start();
}
@After
public void tearDown() throws Exception
{
_httpClient.stop();
Thread.sleep(500);
stopServer();
}
@Test
public void testUnexpectedData() throws Exception
{
for (int i = 0; i < 4; ++i)
{
final CountDownLatch done = new CountDownLatch(1);
ContentExchange httpExchange = new ContentExchange()
{
protected void onResponseComplete() throws IOException
{
super.onResponseComplete();
done.countDown();
}
};
httpExchange.setURL("http://localhost:" + _port + "/?i=" + i);
httpExchange.setMethod(HttpMethods.GET);
_httpClient.send(httpExchange);
Assert.assertTrue(done.await(1000, TimeUnit.SECONDS));
int status = httpExchange.getStatus();
String result = httpExchange.getResponseContent();
Assert.assertEquals("i=" + i, 0, result.indexOf("<hello>"));
Assert.assertEquals("i=" + i, result.length() - 10, result.indexOf("</hello>"));
Assert.assertEquals(HttpExchange.STATUS_COMPLETED, status);
// Give the client the time to read -1 from server before issuing the next request
// There is currently no simple way to be notified of connection closed.
Thread.sleep(500);
}
}
protected void newServer() throws Exception
{
_server = new Server();
_server.setGracefulShutdown(500);
_connector = new SelectChannelConnector();
_connector.setPort(0);
_server.setConnectors(new Connector[]{_connector});
}
protected void startServer() throws Exception
{
newServer();
_server.setHandler(new AbstractHandler()
{
public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException
{
int i = 0;
try
{
baseRequest.setHandled(true);
response.setStatus(200);
_count.incrementAndGet();
if (request.getMethod().equalsIgnoreCase("GET"))
{
StringBuilder buffer = new StringBuilder();
buffer.append("<hello>\r\n");
for (; i < 100; i++)
{
buffer.append(" <world>").append(i).append("</world>\r\n");
}
buffer.append("</hello>\r\n");
byte[] buff = buffer.toString().getBytes();
response.setContentLength(buff.length);
buffer.append("extra data");
buff = buffer.toString().getBytes();
OutputStream out = response.getOutputStream();
out.write(buff, 0, buff.length);
out.flush();
}
else
{
response.setContentType(request.getContentType());
int size = request.getContentLength();
ByteArrayOutputStream bout = new ByteArrayOutputStream(size > 0 ? size : 32768);
IO.copy(request.getInputStream(), bout);
response.getOutputStream().write(bout.toByteArray());
}
}
catch (IOException e)
{
e.printStackTrace();
throw e;
}
catch (Throwable e)
{
e.printStackTrace();
throw new ServletException(e);
}
}
});
_server.start();
_port = _connector.getLocalPort();
}
private void stopServer() throws Exception
{
_server.stop();
}
}
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