/*
* ====================================================================
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.integration;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import org.apache.http.Header;
import org.apache.http.HttpConnectionMetrics;
import org.apache.http.HttpEntity;
import org.apache.http.HttpEntityEnclosingRequest;
import org.apache.http.HttpException;
import org.apache.http.HttpHost;
import org.apache.http.HttpRequest;
import org.apache.http.HttpRequestInterceptor;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.HttpVersion;
import org.apache.http.entity.AbstractHttpEntity;
import org.apache.http.entity.ByteArrayEntity;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.DefaultBHttpClientConnection;
import org.apache.http.message.BasicHttpEntityEnclosingRequest;
import org.apache.http.message.BasicHttpRequest;
import org.apache.http.protocol.HTTP;
import org.apache.http.protocol.HttpContext;
import org.apache.http.protocol.HttpExpectationVerifier;
import org.apache.http.protocol.HttpRequestHandler;
import org.apache.http.protocol.ImmutableHttpProcessor;
import org.apache.http.protocol.RequestConnControl;
import org.apache.http.protocol.RequestExpectContinue;
import org.apache.http.protocol.RequestTargetHost;
import org.apache.http.protocol.RequestUserAgent;
import org.apache.http.testserver.HttpClient;
import org.apache.http.testserver.HttpServer;
import org.apache.http.util.EncodingUtils;
import org.apache.http.util.EntityUtils;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class TestSyncHttp {
private HttpServer server;
private HttpClient client;
@Before
public void initServer() throws Exception {
this.server = new HttpServer();
this.server.setTimeout(5000);
}
@Before
public void initClient() throws Exception {
this.client = new HttpClient();
this.client.setTimeout(5000);
}
@After
public void shutDownServer() throws Exception {
if (this.server != null) {
this.server.shutdown();
}
}
/**
* This test case executes a series of simple GET requests
*/
@Test
public void testSimpleBasicHttpRequests() throws Exception {
final int reqNo = 20;
final Random rnd = new Random();
// Prepare some random data
final List<byte[]> testData = new ArrayList<byte[]>(reqNo);
for (int i = 0; i < reqNo; i++) {
final int size = rnd.nextInt(5000);
final byte[] data = new byte[size];
rnd.nextBytes(data);
testData.add(data);
}
// Initialize the server-side request handler
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
String s = request.getRequestLine().getUri();
if (s.startsWith("/?")) {
s = s.substring(2);
}
final int index = Integer.parseInt(s);
final byte[] data = testData.get(index);
final ByteArrayEntity entity = new ByteArrayEntity(data);
response.setEntity(entity);
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
for (int r = 0; r < reqNo; r++) {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpRequest get = new BasicHttpRequest("GET", "/?" + r);
final HttpResponse response = this.client.execute(get, host, conn);
final byte[] received = EntityUtils.toByteArray(response.getEntity());
final byte[] expected = testData.get(r);
Assert.assertEquals(expected.length, received.length);
for (int i = 0; i < expected.length; i++) {
Assert.assertEquals(expected[i], received[i]);
}
if (!this.client.keepAlive(response)) {
conn.close();
}
}
//Verify the connection metrics
final HttpConnectionMetrics cm = conn.getMetrics();
Assert.assertEquals(reqNo, cm.getRequestCount());
Assert.assertEquals(reqNo, cm.getResponseCount());
} finally {
conn.close();
this.server.shutdown();
}
}
/**
* This test case executes a series of simple POST requests with content length
* delimited content.
*/
@Test
public void testSimpleHttpPostsWithContentLength() throws Exception {
final int reqNo = 20;
final Random rnd = new Random();
// Prepare some random data
final List<byte[]> testData = new ArrayList<byte[]>(reqNo);
for (int i = 0; i < reqNo; i++) {
final int size = rnd.nextInt(5000);
final byte[] data = new byte[size];
rnd.nextBytes(data);
testData.add(data);
}
// Initialize the server-side request handler
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
if (request instanceof HttpEntityEnclosingRequest) {
final HttpEntity incoming = ((HttpEntityEnclosingRequest) request).getEntity();
final byte[] data = EntityUtils.toByteArray(incoming);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
outgoing.setChunked(false);
response.setEntity(outgoing);
} else {
final StringEntity outgoing = new StringEntity("No content");
response.setEntity(outgoing);
}
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
for (int r = 0; r < reqNo; r++) {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest("POST", "/");
final byte[] data = testData.get(r);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
post.setEntity(outgoing);
final HttpResponse response = this.client.execute(post, host, conn);
final byte[] received = EntityUtils.toByteArray(response.getEntity());
final byte[] expected = testData.get(r);
Assert.assertEquals(expected.length, received.length);
for (int i = 0; i < expected.length; i++) {
Assert.assertEquals(expected[i], received[i]);
}
if (!this.client.keepAlive(response)) {
conn.close();
}
}
//Verify the connection metrics
final HttpConnectionMetrics cm = conn.getMetrics();
Assert.assertEquals(reqNo, cm.getRequestCount());
Assert.assertEquals(reqNo, cm.getResponseCount());
} finally {
conn.close();
this.server.shutdown();
}
}
/**
* This test case executes a series of simple POST requests with chunk
* coded content content.
*/
@Test
public void testSimpleHttpPostsChunked() throws Exception {
final int reqNo = 20;
final Random rnd = new Random();
// Prepare some random data
final List<byte[]> testData = new ArrayList<byte[]>(reqNo);
for (int i = 0; i < reqNo; i++) {
final int size = rnd.nextInt(20000);
final byte[] data = new byte[size];
rnd.nextBytes(data);
testData.add(data);
}
// Initialize the server-side request handler
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
if (request instanceof HttpEntityEnclosingRequest) {
final HttpEntity incoming = ((HttpEntityEnclosingRequest) request).getEntity();
final byte[] data = EntityUtils.toByteArray(incoming);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
outgoing.setChunked(true);
response.setEntity(outgoing);
} else {
final StringEntity outgoing = new StringEntity("No content");
response.setEntity(outgoing);
}
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
for (int r = 0; r < reqNo; r++) {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest("POST", "/");
final byte[] data = testData.get(r);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
outgoing.setChunked(true);
post.setEntity(outgoing);
final HttpResponse response = this.client.execute(post, host, conn);
final byte[] received = EntityUtils.toByteArray(response.getEntity());
final byte[] expected = testData.get(r);
Assert.assertEquals(expected.length, received.length);
for (int i = 0; i < expected.length; i++) {
Assert.assertEquals(expected[i], received[i]);
}
if (!this.client.keepAlive(response)) {
conn.close();
}
}
//Verify the connection metrics
final HttpConnectionMetrics cm = conn.getMetrics();
Assert.assertEquals(reqNo, cm.getRequestCount());
Assert.assertEquals(reqNo, cm.getResponseCount());
} finally {
conn.close();
this.server.shutdown();
}
}
/**
* This test case executes a series of simple HTTP/1.0 POST requests.
*/
@Test
public void testSimpleHttpPostsHTTP10() throws Exception {
final int reqNo = 20;
final Random rnd = new Random();
// Prepare some random data
final List<byte[]> testData = new ArrayList<byte[]>(reqNo);
for (int i = 0; i < reqNo; i++) {
final int size = rnd.nextInt(5000);
final byte[] data = new byte[size];
rnd.nextBytes(data);
testData.add(data);
}
// Initialize the server-side request handler
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
if (request instanceof HttpEntityEnclosingRequest) {
final HttpEntity incoming = ((HttpEntityEnclosingRequest) request).getEntity();
final byte[] data = EntityUtils.toByteArray(incoming);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
outgoing.setChunked(false);
response.setEntity(outgoing);
} else {
final StringEntity outgoing = new StringEntity("No content");
response.setEntity(outgoing);
}
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
for (int r = 0; r < reqNo; r++) {
if (!conn.isOpen()) {
client.connect(host, conn);
}
// Set protocol level to HTTP/1.0
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest(
"POST", "/", HttpVersion.HTTP_1_0);
final byte[] data = testData.get(r);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
post.setEntity(outgoing);
final HttpResponse response = this.client.execute(post, host, conn);
Assert.assertEquals(HttpVersion.HTTP_1_1, response.getStatusLine().getProtocolVersion());
final byte[] received = EntityUtils.toByteArray(response.getEntity());
final byte[] expected = testData.get(r);
Assert.assertEquals(expected.length, received.length);
for (int i = 0; i < expected.length; i++) {
Assert.assertEquals(expected[i], received[i]);
}
if (!this.client.keepAlive(response)) {
conn.close();
}
}
//Verify the connection metrics
final HttpConnectionMetrics cm = conn.getMetrics();
Assert.assertEquals(reqNo, cm.getRequestCount());
Assert.assertEquals(reqNo, cm.getResponseCount());
} finally {
conn.close();
this.server.shutdown();
}
}
/**
* This test case executes a series of simple POST requests using
* the 'expect: continue' handshake.
*/
@Test
public void testHttpPostsWithExpectContinue() throws Exception {
final int reqNo = 20;
final Random rnd = new Random();
// Prepare some random data
final List<byte[]> testData = new ArrayList<byte[]>(reqNo);
for (int i = 0; i < reqNo; i++) {
final int size = rnd.nextInt(5000);
final byte[] data = new byte[size];
rnd.nextBytes(data);
testData.add(data);
}
// Initialize the server-side request handler
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
if (request instanceof HttpEntityEnclosingRequest) {
final HttpEntity incoming = ((HttpEntityEnclosingRequest) request).getEntity();
final byte[] data = EntityUtils.toByteArray(incoming);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
outgoing.setChunked(true);
response.setEntity(outgoing);
} else {
final StringEntity outgoing = new StringEntity("No content");
response.setEntity(outgoing);
}
}
});
this.server.start();
// Activate 'expect: continue' handshake
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
for (int r = 0; r < reqNo; r++) {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest("POST", "/");
final byte[] data = testData.get(r);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
outgoing.setChunked(true);
post.setEntity(outgoing);
final HttpResponse response = this.client.execute(post, host, conn);
final byte[] received = EntityUtils.toByteArray(response.getEntity());
final byte[] expected = testData.get(r);
Assert.assertEquals(expected.length, received.length);
for (int i = 0; i < expected.length; i++) {
Assert.assertEquals(expected[i], received[i]);
}
if (!this.client.keepAlive(response)) {
conn.close();
}
}
//Verify the connection metrics
final HttpConnectionMetrics cm = conn.getMetrics();
Assert.assertEquals(reqNo, cm.getRequestCount());
Assert.assertEquals(reqNo, cm.getResponseCount());
} finally {
conn.close();
this.server.shutdown();
}
}
/**
* This test case executes a series of simple POST requests that do not
* meet the target server expectations.
*/
@Test
public void testHttpPostsWithExpectationVerification() throws Exception {
final int reqNo = 3;
// Initialize the server-side request handler
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
final StringEntity outgoing = new StringEntity("No content");
response.setEntity(outgoing);
}
});
this.server.setExpectationVerifier(new HttpExpectationVerifier() {
@Override
public void verify(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException {
final Header someheader = request.getFirstHeader("Secret");
if (someheader != null) {
int secretNumber;
try {
secretNumber = Integer.parseInt(someheader.getValue());
} catch (final NumberFormatException ex) {
response.setStatusCode(HttpStatus.SC_BAD_REQUEST);
return;
}
if (secretNumber < 2) {
response.setStatusCode(HttpStatus.SC_EXPECTATION_FAILED);
final ByteArrayEntity outgoing = new ByteArrayEntity(
EncodingUtils.getAsciiBytes("Wrong secret number"));
response.setEntity(outgoing);
}
}
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
for (int r = 0; r < reqNo; r++) {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest("POST", "/");
post.addHeader("Secret", Integer.toString(r));
final ByteArrayEntity outgoing = new ByteArrayEntity(
EncodingUtils.getAsciiBytes("No content " + r));
post.setEntity(outgoing);
final HttpResponse response = this.client.execute(post, host, conn);
final HttpEntity entity = response.getEntity();
Assert.assertNotNull(entity);
EntityUtils.consume(entity);
if (r < 2) {
Assert.assertEquals(HttpStatus.SC_EXPECTATION_FAILED, response.getStatusLine().getStatusCode());
} else {
Assert.assertEquals(HttpStatus.SC_OK, response.getStatusLine().getStatusCode());
}
if (!this.client.keepAlive(response)) {
conn.close();
}
}
//Verify the connection metrics
final HttpConnectionMetrics cm = conn.getMetrics();
Assert.assertEquals(reqNo, cm.getRequestCount());
Assert.assertEquals(reqNo, cm.getResponseCount());
} finally {
conn.close();
this.server.shutdown();
}
}
static class RepeatingEntity extends AbstractHttpEntity {
private final byte[] raw;
private final int n;
public RepeatingEntity(final String content, final Charset charset, final int n) {
super();
final Charset cs = charset != null ? charset : Charset.forName("US-ASCII");
byte[] b;
b = content.getBytes(cs);
this.raw = b;
this.n = n;
}
@Override
public InputStream getContent() throws IOException, IllegalStateException {
throw new IllegalStateException("This method is not implemented");
}
@Override
public long getContentLength() {
return (this.raw.length + 2) * this.n;
}
@Override
public boolean isRepeatable() {
return true;
}
@Override
public boolean isStreaming() {
return false;
}
@Override
public void writeTo(final OutputStream outstream) throws IOException {
for (int i = 0; i < this.n; i++) {
outstream.write(this.raw);
outstream.write('\r');
outstream.write('\n');
}
outstream.flush();
}
}
@Test
public void testHttpContent() throws Exception {
final String[] patterns = {
"0123456789ABCDEF",
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that-" +
"yadayada-blahblah-this-and-that-yadayada-blahblah-this-and-that"
};
// Initialize the server-side request handler
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
if (request instanceof HttpEntityEnclosingRequest) {
int n = 1;
String s = request.getRequestLine().getUri();
if (s.startsWith("/?n=")) {
s = s.substring(4);
try {
n = Integer.parseInt(s);
if (n <= 0) {
throw new HttpException("Invalid request: " +
"number of repetitions cannot be negative or zero");
}
} catch (final NumberFormatException ex) {
throw new HttpException("Invalid request: " +
"number of repetitions is invalid");
}
}
final HttpEntity incoming = ((HttpEntityEnclosingRequest) request).getEntity();
final String line = EntityUtils.toString(incoming);
final ContentType contentType = ContentType.getOrDefault(incoming);
Charset charset = contentType.getCharset();
if (charset == null) {
charset = HTTP.DEF_CONTENT_CHARSET;
}
final RepeatingEntity outgoing = new RepeatingEntity(line, charset, n);
outgoing.setChunked(n % 2 == 0);
response.setEntity(outgoing);
} else {
throw new HttpException("Invalid request: POST request expected");
}
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
for (final String pattern : patterns) {
for (int n = 1000; n < 1020; n++) {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest(
"POST", "/?n=" + n);
final StringEntity outgoing = new StringEntity(pattern);
outgoing.setChunked(n % 2 == 0);
post.setEntity(outgoing);
final HttpResponse response = this.client.execute(post, host, conn);
final HttpEntity incoming = response.getEntity();
Assert.assertNotNull(incoming);
final InputStream instream = incoming.getContent();
final ContentType contentType = ContentType.getOrDefault(incoming);
Charset charset = contentType.getCharset();
if (charset == null) {
charset = HTTP.DEF_CONTENT_CHARSET;
}
Assert.assertNotNull(instream);
final BufferedReader reader = new BufferedReader(new InputStreamReader(instream, charset));
String line;
int count = 0;
while ((line = reader.readLine()) != null) {
Assert.assertEquals(pattern, line);
count++;
}
Assert.assertEquals(n, count);
if (!this.client.keepAlive(response)) {
conn.close();
}
}
}
} finally {
conn.close();
this.server.shutdown();
}
}
@Test
public void testHttpPostNoEntity() throws Exception {
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
if (request instanceof HttpEntityEnclosingRequest) {
final HttpEntity incoming = ((HttpEntityEnclosingRequest) request).getEntity();
final byte[] data = EntityUtils.toByteArray(incoming);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
response.setEntity(outgoing);
} else {
final StringEntity outgoing = new StringEntity("No content");
response.setEntity(outgoing);
}
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest("POST", "/");
post.setEntity(null);
final HttpResponse response = this.client.execute(post, host, conn);
Assert.assertEquals(HttpStatus.SC_OK, response.getStatusLine().getStatusCode());
final byte[] received = EntityUtils.toByteArray(response.getEntity());
Assert.assertEquals(0, received.length);
} finally {
conn.close();
this.server.shutdown();
}
}
@Test
public void testHttpPostNoContentLength() throws Exception {
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
if (request instanceof HttpEntityEnclosingRequest) {
final HttpEntity incoming = ((HttpEntityEnclosingRequest) request).getEntity();
final byte[] data = EntityUtils.toByteArray(incoming);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
response.setEntity(outgoing);
} else {
final StringEntity outgoing = new StringEntity("No content");
response.setEntity(outgoing);
}
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest("POST", "/");
post.setEntity(null);
this.client = new HttpClient(new ImmutableHttpProcessor(
new HttpRequestInterceptor[] {
new RequestTargetHost(),
new RequestConnControl(),
new RequestUserAgent(),
new RequestExpectContinue(true) }));
final HttpResponse response = this.client.execute(post, host, conn);
Assert.assertEquals(HttpStatus.SC_OK, response.getStatusLine().getStatusCode());
final byte[] received = EntityUtils.toByteArray(response.getEntity());
Assert.assertEquals(0, received.length);
} finally {
conn.close();
this.server.shutdown();
}
}
@Test
public void testHttpPostIdentity() throws Exception {
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
if (request instanceof HttpEntityEnclosingRequest) {
final HttpEntity incoming = ((HttpEntityEnclosingRequest) request).getEntity();
final byte[] data = EntityUtils.toByteArray(incoming);
final ByteArrayEntity outgoing = new ByteArrayEntity(data);
response.setEntity(outgoing);
} else {
final StringEntity outgoing = new StringEntity("No content");
response.setEntity(outgoing);
}
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpEntityEnclosingRequest post = new BasicHttpEntityEnclosingRequest("POST", "/");
post.setEntity(null);
this.client = new HttpClient(new ImmutableHttpProcessor(
new HttpRequestInterceptor[] {
new HttpRequestInterceptor() {
@Override
public void process(
final HttpRequest request,
final HttpContext context) throws HttpException, IOException {
request.addHeader(HTTP.TRANSFER_ENCODING, "identity");
}
},
new RequestTargetHost(),
new RequestConnControl(),
new RequestUserAgent(),
new RequestExpectContinue(true) }));
final HttpResponse response = this.client.execute(post, host, conn);
Assert.assertEquals(HttpStatus.SC_BAD_REQUEST, response.getStatusLine().getStatusCode());
} finally {
conn.close();
this.server.shutdown();
}
}
@Test
public void testNoContentResponse() throws Exception {
final int reqNo = 20;
// Initialize the server-side request handler
this.server.registerHandler("*", new HttpRequestHandler() {
@Override
public void handle(
final HttpRequest request,
final HttpResponse response,
final HttpContext context) throws HttpException, IOException {
response.setStatusCode(HttpStatus.SC_NO_CONTENT);
}
});
this.server.start();
final DefaultBHttpClientConnection conn = client.createConnection();
final HttpHost host = new HttpHost("localhost", this.server.getPort());
try {
for (int r = 0; r < reqNo; r++) {
if (!conn.isOpen()) {
client.connect(host, conn);
}
final BasicHttpRequest get = new BasicHttpRequest("GET", "/?" + r);
final HttpResponse response = this.client.execute(get, host, conn);
Assert.assertNull(response.getEntity());
if (!this.client.keepAlive(response)) {
conn.close();
Assert.fail("Connection expected to be re-usable");
}
}
//Verify the connection metrics
final HttpConnectionMetrics cm = conn.getMetrics();
Assert.assertEquals(reqNo, cm.getRequestCount());
Assert.assertEquals(reqNo, cm.getResponseCount());
} finally {
conn.close();
this.server.shutdown();
}
}
}