/*
 * Copyright 2010 Ning, Inc.
 *
 * Ning licenses this file to you 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 com.ning.http.client.async;

import com.ning.http.client.AsyncHandler;
import com.ning.http.client.AsyncHttpClient;
import com.ning.http.client.AsyncHttpClientConfig;
import com.ning.http.client.HttpResponseBodyPart;
import com.ning.http.client.HttpResponseHeaders;
import com.ning.http.client.HttpResponseStatus;
import org.testng.annotations.Test;

import java.io.IOException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeoutException;


/**
 * Simple stress test for exercising the follow redirect.
 */
public class FollowingThreadTest extends AbstractBasicTest {

    private final static int COUNT = 10;

    @Test(timeOut = 30 * 1000, groups = "scalability")
    public void testFollowRedirect() throws IOException, ExecutionException, TimeoutException, InterruptedException {

        final CountDownLatch countDown = new CountDownLatch(COUNT);
        ExecutorService pool = Executors.newCachedThreadPool();
        for (int i = 0; i < COUNT; i++) {
            pool.submit(new Runnable() {

                private int status;

                public void run() {
                    final CountDownLatch l = new CountDownLatch(1);
                    AsyncHttpClient ahc = new AsyncHttpClient(
                            new AsyncHttpClientConfig.Builder().setFollowRedirects(true).build());
                    try {
                        ahc.prepareGet("http://www.google.com/").execute(new AsyncHandler<Integer>() {

                            public void onThrowable(Throwable t) {
                                t.printStackTrace();
                            }

                            public STATE onBodyPartReceived(HttpResponseBodyPart bodyPart) throws Exception {
                                System.out.println(new String(bodyPart.getBodyPartBytes()));
                                return STATE.CONTINUE;
                            }

                            public STATE onStatusReceived(HttpResponseStatus responseStatus) throws Exception {
                                status = responseStatus.getStatusCode();
                                System.out.println(responseStatus.getStatusText());
                                return STATE.CONTINUE;
                            }

                            public STATE onHeadersReceived(HttpResponseHeaders headers) throws Exception {
                                return STATE.CONTINUE;
                            }

                            public Integer onCompleted() throws Exception {
                                l.countDown();
                                return status;
                            }
                        });

                        l.await();
                    } catch (Exception e) {
                        e.printStackTrace();
                    } finally {
                        ahc.close();
                        countDown.countDown();
                    }
                }
            });
        }
        countDown.await();
    }

}
Add a unit test trying to reproduce the issue related on the mailling list
Add a unit test trying to reproduce the issue related on the mailling list
