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ConnectionTest.java
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ConnectionTest.java
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/*
* Copyright (c) 2009-2009 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.client;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;
/**
* @version $Revision$ $Date$
*/
public class ConnectionTest extends TestCase
{
public void testConnectionFailed() throws Exception
{
ServerSocket socket = new ServerSocket();
socket.bind(null);
int port=socket.getLocalPort();
socket.close();
HttpClient httpClient = new HttpClient();
httpClient.start();
CountDownLatch latch = new CountDownLatch(1);
HttpExchange exchange = new ConnectionExchange(latch);
exchange.setAddress(new Address("localhost", port));
exchange.setURI("/");
httpClient.send(exchange);
boolean passed = latch.await(4000, TimeUnit.MILLISECONDS);
assertTrue(passed);
long wait = 100;
long maxWait = 10 * wait;
long curWait = wait;
while (curWait < maxWait && !exchange.isDone())
{
Thread.sleep(wait);
curWait += wait;
}
assertEquals(HttpExchange.STATUS_EXCEPTED, exchange.getStatus());
}
public void testConnectionTimeoutWithSocketConnector() throws Exception
{
HttpClient httpClient = new HttpClient();
httpClient.setConnectorType(HttpClient.CONNECTOR_SOCKET);
int connectTimeout = 5000;
httpClient.setConnectTimeout(connectTimeout);
httpClient.start();
try
{
CountDownLatch latch = new CountDownLatch(1);
HttpExchange exchange = new ConnectionExchange(latch);
// Using a IP address has a different behavior than using a host name
exchange.setAddress(new Address("127.0.0.1", 4));
exchange.setURI("/");
httpClient.send(exchange);
boolean passed = latch.await(connectTimeout * 2L, TimeUnit.MILLISECONDS);
assertTrue(passed);
int status = exchange.waitForDone();
assertEquals(HttpExchange.STATUS_EXCEPTED, status);
}
finally
{
httpClient.stop();
}
}
public void testConnectionTimeoutWithSelectConnector() throws Exception
{
HttpClient httpClient = new HttpClient();
httpClient.setConnectorType(HttpClient.CONNECTOR_SELECT_CHANNEL);
int connectTimeout = 5000;
httpClient.setConnectTimeout(connectTimeout);
httpClient.start();
try
{
CountDownLatch latch = new CountDownLatch(1);
HttpExchange exchange = new ConnectionExchange(latch);
// Using a IP address has a different behavior than using a host name
exchange.setAddress(new Address("127.0.0.1", 4));
exchange.setURI("/");
httpClient.send(exchange);
boolean passed = latch.await(connectTimeout * 2L, TimeUnit.MILLISECONDS);
assertTrue(passed);
int status = exchange.waitForDone();
assertEquals(HttpExchange.STATUS_EXCEPTED, status);
}
finally
{
httpClient.stop();
}
}
public void testIdleConnection() throws Exception
{
ServerSocket socket = new ServerSocket();
socket.bind(null);
int port=socket.getLocalPort();
HttpClient httpClient = new HttpClient();
httpClient.setIdleTimeout(700);
httpClient.start();
HttpExchange exchange = new ConnectionExchange();
exchange.setAddress(new Address("localhost", port));
exchange.setURI("/");
HttpDestination dest = httpClient.getDestination(new Address("localhost", port),false);
httpClient.send(exchange);
Socket s = socket.accept();
byte[] buf = new byte[4096];
s.getInputStream().read(buf);
assertEquals(1,dest.getConnections());
assertEquals(0,dest.getIdleConnections());
s.getOutputStream().write("HTTP/1.1 200 OK\r\nContent-Length: 0\r\n\r\n".getBytes());
Thread.sleep(300);
assertEquals(1,dest.getConnections());
assertEquals(1,dest.getIdleConnections());
exchange = new ConnectionExchange();
exchange.setAddress(new Address("localhost", port));
exchange.setURI("/");
httpClient.send(exchange);
s.getInputStream().read(buf);
assertEquals(1,dest.getConnections());
assertEquals(0,dest.getIdleConnections());
s.getOutputStream().write("HTTP/1.1 200 OK\r\nContent-Length: 0\r\n\r\n".getBytes());
Thread.sleep(500);
assertEquals(1,dest.getConnections());
assertEquals(1,dest.getIdleConnections());
Thread.sleep(500);
assertEquals(0,dest.getConnections());
assertEquals(0,dest.getIdleConnections());
socket.close();
}
private class ConnectionExchange extends HttpExchange
{
private final CountDownLatch latch;
private ConnectionExchange()
{
this.latch = null;
}
private ConnectionExchange(CountDownLatch latch)
{
this.latch = latch;
}
@Override
protected void onConnectionFailed(Throwable ex)
{
if (latch!=null)
latch.countDown();
}
}
}