/*
* Copyright (c) 2012 Sonatype, Inc. All rights reserved.
*
* This program is licensed to you under the Apache License Version 2.0,
* and you may not use this file except in compliance with the Apache License Version 2.0.
* You may obtain a copy of the Apache License Version 2.0 at http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the Apache License Version 2.0 is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the Apache License Version 2.0 for the specific language governing permissions and limitations there under.
*/
package org.asynchttpclient.async;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.fail;
import org.asynchttpclient.AsyncCompletionHandler;
import org.asynchttpclient.AsyncHttpClient;
import org.asynchttpclient.AsyncHttpClientConfig;
import org.asynchttpclient.Request;
import org.asynchttpclient.RequestBuilder;
import org.asynchttpclient.Response;
import org.asynchttpclient.filter.FilterContext;
import org.asynchttpclient.filter.FilterException;
import org.asynchttpclient.filter.ResponseFilter;
import org.eclipse.jetty.server.handler.AbstractHandler;
import org.testng.annotations.Test;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicInteger;
public abstract class PostRedirectGetTest extends AbstractBasicTest {
// ------------------------------------------------------ Test Configuration
@Override
public AbstractHandler configureHandler() throws Exception {
return new PostRedirectGetHandler();
}
// ------------------------------------------------------------ Test Methods
@Test(groups = { "standalone", "post_redirect_get" })
public void postRedirectGet302Test() throws Exception {
doTestPositive(302);
}
@Test(groups = { "standalone", "post_redirect_get" })
public void postRedirectGet302StrictTest() throws Exception {
doTestNegative(302, true);
}
@Test(groups = { "standalone", "post_redirect_get" })
public void postRedirectGet303Test() throws Exception {
doTestPositive(303);
}
@Test(groups = { "standalone", "post_redirect_get" })
public void postRedirectGet301Test() throws Exception {
doTestNegative(301, false);
}
@Test(groups = { "standalone", "post_redirect_get" })
public void postRedirectGet307Test() throws Exception {
doTestNegative(307, false);
}
// --------------------------------------------------------- Private Methods
private void doTestNegative(final int status, boolean strict) throws Exception {
AsyncHttpClient p = getAsyncHttpClient(new AsyncHttpClientConfig.Builder().setFollowRedirect(true).setStrict302Handling(strict).addResponseFilter(new ResponseFilter() {
@Override
public <T> FilterContext<T> filter(FilterContext<T> ctx) throws FilterException {
// pass on the x-expect-get and remove the x-redirect
// headers if found in the response
ctx.getResponseHeaders().getHeaders().get("x-expect-post");
ctx.getRequest().getHeaders().add("x-expect-post", "true");
ctx.getRequest().getHeaders().remove("x-redirect");
return ctx;
}
}).build());
try {
Request request = new RequestBuilder("POST").setUrl(getTargetUrl()).addFormParam("q", "a b").addHeader("x-redirect", +status + "@" + "http://localhost:" + port1 + "/foo/bar/baz").addHeader("x-negative", "true").build();
Future<Integer> responseFuture = p.executeRequest(request, new AsyncCompletionHandler<Integer>() {
@Override
public Integer onCompleted(Response response) throws Exception {
return response.getStatusCode();
}
@Override
public void onThrowable(Throwable t) {
t.printStackTrace();
fail("Unexpected exception: " + t.getMessage(), t);
}
});
int statusCode = responseFuture.get();
assertEquals(statusCode, 200);
} finally {
p.close();
}
}
private void doTestPositive(final int status) throws Exception {
AsyncHttpClient p = getAsyncHttpClient(new AsyncHttpClientConfig.Builder().setFollowRedirect(true).addResponseFilter(new ResponseFilter() {
@Override
public <T> FilterContext<T> filter(FilterContext<T> ctx) throws FilterException {
// pass on the x-expect-get and remove the x-redirect
// headers if found in the response
ctx.getResponseHeaders().getHeaders().get("x-expect-get");
ctx.getRequest().getHeaders().add("x-expect-get", "true");
ctx.getRequest().getHeaders().remove("x-redirect");
return ctx;
}
}).build());
try {
Request request = new RequestBuilder("POST").setUrl(getTargetUrl()).addFormParam("q", "a b").addHeader("x-redirect", +status + "@" + "http://localhost:" + port1 + "/foo/bar/baz").build();
Future<Integer> responseFuture = p.executeRequest(request, new AsyncCompletionHandler<Integer>() {
@Override
public Integer onCompleted(Response response) throws Exception {
return response.getStatusCode();
}
@Override
public void onThrowable(Throwable t) {
t.printStackTrace();
fail("Unexpected exception: " + t.getMessage(), t);
}
});
int statusCode = responseFuture.get();
assertEquals(statusCode, 200);
} finally {
p.close();
}
}
// ---------------------------------------------------------- Nested Classes
public static class PostRedirectGetHandler extends AbstractHandler {
final AtomicInteger counter = new AtomicInteger();
@Override
public void handle(String pathInContext, org.eclipse.jetty.server.Request request, HttpServletRequest httpRequest, HttpServletResponse httpResponse) throws IOException, ServletException {
final boolean expectGet = (httpRequest.getHeader("x-expect-get") != null);
final boolean expectPost = (httpRequest.getHeader("x-expect-post") != null);
if (expectGet) {
final String method = request.getMethod();
if (!"GET".equals(method)) {
httpResponse.sendError(500, "Incorrect method. Expected GET, received " + method);
return;
}
httpResponse.setStatus(200);
httpResponse.getOutputStream().write("OK".getBytes());
httpResponse.getOutputStream().flush();
return;
} else if (expectPost) {
final String method = request.getMethod();
if (!"POST".equals(method)) {
httpResponse.sendError(500, "Incorrect method. Expected POST, received " + method);
return;
}
httpResponse.setStatus(200);
httpResponse.getOutputStream().write("OK".getBytes());
httpResponse.getOutputStream().flush();
return;
}
String header = httpRequest.getHeader("x-redirect");
if (header != null) {
// format for header is <status code>|<location url>
String[] parts = header.split("@");
int redirectCode;
try {
redirectCode = Integer.parseInt(parts[0]);
} catch (Exception ex) {
ex.printStackTrace();
httpResponse.sendError(500, "Unable to parse redirect code");
return;
}
httpResponse.setStatus(redirectCode);
if (httpRequest.getHeader("x-negative") == null) {
httpResponse.addHeader("x-expect-get", "true");
} else {
httpResponse.addHeader("x-expect-post", "true");
}
httpResponse.setContentLength(0);
httpResponse.addHeader("Location", parts[1] + counter.getAndIncrement());
httpResponse.getOutputStream().flush();
return;
}
httpResponse.sendError(500);
httpResponse.getOutputStream().flush();
httpResponse.getOutputStream().close();
}
}
}