test/jdk/java/net/httpclient/RetryPost.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */

 /*
  * @test
  * @summary Ensure that the POST method is retied when the property is set.
  * @run testng/othervm -Djdk.httpclient.enableAllMethodRetry RetryPost
  * @run testng/othervm -Djdk.httpclient.enableAllMethodRetry=true RetryPost
  */

 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.io.UncheckedIOException;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.ServerSocket;
 import java.net.Socket;
 import java.net.URI;
 import java.net.http.HttpClient;
 import java.net.http.HttpRequest;
 import java.net.http.HttpRequest.BodyPublishers;
 import java.net.http.HttpResponse;
 import org.testng.annotations.AfterTest;
 import org.testng.annotations.BeforeTest;
 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;
 import static java.lang.System.out;
 import static java.net.http.HttpClient.Builder.NO_PROXY;
 import static java.net.http.HttpResponse.BodyHandlers.ofString;
 import static java.nio.charset.StandardCharsets.US_ASCII;
 import static org.testng.Assert.assertEquals;

 public class RetryPost {

     FixedLengthServer fixedLengthServer;
     String httpURIFixLen;

     static final String RESPONSE_BODY =
             "You use a glass mirror to see your face: you use works of art to see your soul.";

     @DataProvider(name = "uris")
     public Object[][] variants() {
         return new Object[][] {
                 { httpURIFixLen, true  },
                 { httpURIFixLen, false },
         };
     }

     static final int ITERATION_COUNT = 3;

     static final String REQUEST_BODY = "Body";

     @Test(dataProvider = "uris")
     void testSynchronousPOST(String url, boolean sameClient) throws Exception  {
         out.print("---\n");
         HttpClient client = null;
         for (int i=0; i< ITERATION_COUNT; i++) {
             if (!sameClient || client == null)
                 client = HttpClient.newBuilder().proxy(NO_PROXY).build();
             HttpRequest request = HttpRequest.newBuilder(URI.create(url))
                     .POST(BodyPublishers.ofString(REQUEST_BODY))
                     .build();
             HttpResponse<String> response = client.send(request, ofString());
             String body = response.body();
             out.println(response + ": " + body);
             assertEquals(response.statusCode(), 200);
             assertEquals(body, RESPONSE_BODY);
         }
     }

     @Test(dataProvider = "uris")
     void testAsynchronousPOST(String url, boolean sameClient) {
         out.print("---\n");
         HttpClient client = null;
         for (int i=0; i< ITERATION_COUNT; i++) {
             if (!sameClient || client == null)
                 client = HttpClient.newBuilder().proxy(NO_PROXY).build();
             HttpRequest request = HttpRequest.newBuilder(URI.create(url))
                     .POST(BodyPublishers.ofString(REQUEST_BODY))
                     .build();
             client.sendAsync(request, ofString())
                     .thenApply(r -> { out.println(r + ": " + r.body()); return r; })
                     .thenApply(r -> { assertEquals(r.statusCode(), 200); return r; })
                     .thenApply(HttpResponse::body)
                     .thenAccept(b -> assertEquals(b, RESPONSE_BODY))
                     .join();
         }
     }


     /**
      * A server that issues a valid fixed-length reply on even requests, and
      * immediately closes the connection on odd requests ( tick-tock ).
      */
     static class FixedLengthServer extends Thread implements AutoCloseable {

         static final String RESPONSE_HEADERS =
                 "HTTP/1.1 200 OK\r\n" +
                 "Content-Type: text/html; charset=utf-8\r\n" +
                 "Content-Length: " + RESPONSE_BODY.length() + "\r\n" +
                 "Connection: close\r\n\r\n";

         static final String RESPONSE = RESPONSE_HEADERS + RESPONSE_BODY;

         private final ServerSocket ss;
         private volatile boolean closed;
         private int invocationTimes;

         FixedLengthServer() throws IOException {
             super("FixedLengthServer");
             ss = new ServerSocket();
             ss.bind(new InetSocketAddress(InetAddress.getLoopbackAddress(), 0));
             this.start();
         }

         public int getPort() { return ss.getLocalPort(); }

         @Override
         public void run() {
             while (!closed) {
                 try (Socket s = ss.accept()) {
                     invocationTimes++;
                     out.print("FixedLengthServer: got connection ");
                     if ((invocationTimes & 0x1) == 0x1) {
                         out.println(" closing immediately");
                         s.close();
                         continue;
                     }
                     InputStream is = s.getInputStream();
                     URI requestMethod = readRequestMethod(is);
                     out.print(requestMethod + " ");
                     URI uriPath = readRequestPath(is);
                     out.println(uriPath);
                     readRequestHeaders(is);
                     byte[] body = is.readNBytes(4);
                     assert body.length == REQUEST_BODY.length() :
                             "Unexpected request body " + body.length;

                     OutputStream os = s.getOutputStream();
                     out.println("Server: writing response bytes");
                     byte[] responseBytes = RESPONSE.getBytes(US_ASCII);
                     os.write(responseBytes);
                 } catch (IOException e) {
                     if (!closed)
                         throw new UncheckedIOException("Unexpected", e);
                 }
             }
         }

         @Override
         public void close() {
             if (closed)
                 return;
             closed = true;
             try {
                 ss.close();
             } catch (IOException e) {
                 throw new UncheckedIOException("Unexpected", e);
             }
         }

         static final byte[] requestEnd = new byte[] { '\r', '\n', '\r', '\n' };

         // Read the request method
         static URI readRequestMethod(InputStream is) throws IOException {
             StringBuilder sb = new StringBuilder();
             int r;
             while ((r = is.read()) != -1 && r != 0x20) {
                 sb.append((char)r);
             }
             return URI.create(sb.toString());
         }

         // Read the request URI path
         static URI readRequestPath(InputStream is) throws IOException {
             StringBuilder sb = new StringBuilder();
             int r;
             while ((r = is.read()) != -1 && r != 0x20) {
                 sb.append((char)r);
             }
             return URI.create(sb.toString());
         }

         // Read until the end of a HTTP request headers
         static void readRequestHeaders(InputStream is) throws IOException {
             int requestEndCount = 0, r;
             while ((r = is.read()) != -1) {
                 if (r == requestEnd[requestEndCount]) {
                     requestEndCount++;
                     if (requestEndCount == 4) {
                         break;
                     }
                 } else {
                     requestEndCount = 0;
                 }
             }
         }
     }

     static String serverAuthority(FixedLengthServer server) {
         return InetAddress.getLoopbackAddress().getHostName() + ":"
                 + server.getPort();
     }

     @BeforeTest
     public void setup() throws Exception {
         fixedLengthServer = new FixedLengthServer();
         httpURIFixLen = "http://" + serverAuthority(fixedLengthServer)
                 + "/http1/fixed/baz";
     }

     @AfterTest
     public void teardown() throws Exception {
         fixedLengthServer.close();
     }
 }
	/*
	* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	/*
	* @test
	* @summary Ensure that the POST method is retied when the property is set.
	* @run testng/othervm -Djdk.httpclient.enableAllMethodRetry RetryPost
	* @run testng/othervm -Djdk.httpclient.enableAllMethodRetry=true RetryPost
	*/

	import java.io.IOException;
	import java.io.InputStream;
	import java.io.OutputStream;
	import java.io.UncheckedIOException;
	import java.net.InetAddress;
	import java.net.InetSocketAddress;
	import java.net.ServerSocket;
	import java.net.Socket;
	import java.net.URI;
	import java.net.http.HttpClient;
	import java.net.http.HttpRequest;
	import java.net.http.HttpRequest.BodyPublishers;
	import java.net.http.HttpResponse;
	import org.testng.annotations.AfterTest;
	import org.testng.annotations.BeforeTest;
	import org.testng.annotations.DataProvider;
	import org.testng.annotations.Test;
	import static java.lang.System.out;
	import static java.net.http.HttpClient.Builder.NO_PROXY;
	import static java.net.http.HttpResponse.BodyHandlers.ofString;
	import static java.nio.charset.StandardCharsets.US_ASCII;
	import static org.testng.Assert.assertEquals;

	public class RetryPost {

	FixedLengthServer fixedLengthServer;
	String httpURIFixLen;

	static final String RESPONSE_BODY =
	"You use a glass mirror to see your face: you use works of art to see your soul.";

	@DataProvider(name = "uris")
	public Object[][] variants() {
	return new Object[][] {
	{ httpURIFixLen, true },
	{ httpURIFixLen, false },
	};
	}

	static final int ITERATION_COUNT = 3;

	static final String REQUEST_BODY = "Body";

	@Test(dataProvider = "uris")
	void testSynchronousPOST(String url, boolean sameClient) throws Exception {
	out.print("---\n");
	HttpClient client = null;
	for (int i=0; i< ITERATION_COUNT; i++) {
	if (!sameClient \|\| client == null)
	client = HttpClient.newBuilder().proxy(NO_PROXY).build();
	HttpRequest request = HttpRequest.newBuilder(URI.create(url))
	.POST(BodyPublishers.ofString(REQUEST_BODY))
	.build();
	HttpResponse<String> response = client.send(request, ofString());
	String body = response.body();
	out.println(response + ": " + body);
	assertEquals(response.statusCode(), 200);
	assertEquals(body, RESPONSE_BODY);
	}
	}

	@Test(dataProvider = "uris")
	void testAsynchronousPOST(String url, boolean sameClient) {
	out.print("---\n");
	HttpClient client = null;
	for (int i=0; i< ITERATION_COUNT; i++) {
	if (!sameClient \|\| client == null)
	client = HttpClient.newBuilder().proxy(NO_PROXY).build();
	HttpRequest request = HttpRequest.newBuilder(URI.create(url))
	.POST(BodyPublishers.ofString(REQUEST_BODY))
	.build();
	client.sendAsync(request, ofString())
	.thenApply(r -> { out.println(r + ": " + r.body()); return r; })
	.thenApply(r -> { assertEquals(r.statusCode(), 200); return r; })
	.thenApply(HttpResponse::body)
	.thenAccept(b -> assertEquals(b, RESPONSE_BODY))
	.join();
	}
	}


	/**
	* A server that issues a valid fixed-length reply on even requests, and
	* immediately closes the connection on odd requests ( tick-tock ).
	*/
	static class FixedLengthServer extends Thread implements AutoCloseable {

	static final String RESPONSE_HEADERS =
	"HTTP/1.1 200 OK\r\n" +
	"Content-Type: text/html; charset=utf-8\r\n" +
	"Content-Length: " + RESPONSE_BODY.length() + "\r\n" +
	"Connection: close\r\n\r\n";

	static final String RESPONSE = RESPONSE_HEADERS + RESPONSE_BODY;

	private final ServerSocket ss;
	private volatile boolean closed;
	private int invocationTimes;

	FixedLengthServer() throws IOException {
	super("FixedLengthServer");
	ss = new ServerSocket();
	ss.bind(new InetSocketAddress(InetAddress.getLoopbackAddress(), 0));
	this.start();
	}

	public int getPort() { return ss.getLocalPort(); }

	@Override
	public void run() {
	while (!closed) {
	try (Socket s = ss.accept()) {
	invocationTimes++;
	out.print("FixedLengthServer: got connection ");
	if ((invocationTimes & 0x1) == 0x1) {
	out.println(" closing immediately");
	s.close();
	continue;
	}
	InputStream is = s.getInputStream();
	URI requestMethod = readRequestMethod(is);
	out.print(requestMethod + " ");
	URI uriPath = readRequestPath(is);
	out.println(uriPath);
	readRequestHeaders(is);
	byte[] body = is.readNBytes(4);
	assert body.length == REQUEST_BODY.length() :
	"Unexpected request body " + body.length;

	OutputStream os = s.getOutputStream();
	out.println("Server: writing response bytes");
	byte[] responseBytes = RESPONSE.getBytes(US_ASCII);
	os.write(responseBytes);
	} catch (IOException e) {
	if (!closed)
	throw new UncheckedIOException("Unexpected", e);
	}
	}
	}

	@Override
	public void close() {
	if (closed)
	return;
	closed = true;
	try {
	ss.close();
	} catch (IOException e) {
	throw new UncheckedIOException("Unexpected", e);
	}
	}

	static final byte[] requestEnd = new byte[] { '\r', '\n', '\r', '\n' };

	// Read the request method
	static URI readRequestMethod(InputStream is) throws IOException {
	StringBuilder sb = new StringBuilder();
	int r;
	while ((r = is.read()) != -1 && r != 0x20) {
	sb.append((char)r);
	}
	return URI.create(sb.toString());
	}

	// Read the request URI path
	static URI readRequestPath(InputStream is) throws IOException {
	StringBuilder sb = new StringBuilder();
	int r;
	while ((r = is.read()) != -1 && r != 0x20) {
	sb.append((char)r);
	}
	return URI.create(sb.toString());
	}

	// Read until the end of a HTTP request headers
	static void readRequestHeaders(InputStream is) throws IOException {
	int requestEndCount = 0, r;
	while ((r = is.read()) != -1) {
	if (r == requestEnd[requestEndCount]) {
	requestEndCount++;
	if (requestEndCount == 4) {
	break;
	}
	} else {
	requestEndCount = 0;
	}
	}
	}
	}

	static String serverAuthority(FixedLengthServer server) {
	return InetAddress.getLoopbackAddress().getHostName() + ":"
	+ server.getPort();
	}

	@BeforeTest
	public void setup() throws Exception {
	fixedLengthServer = new FixedLengthServer();
	httpURIFixLen = "http://" + serverAuthority(fixedLengthServer)
	+ "/http1/fixed/baz";
	}

	@AfterTest
	public void teardown() throws Exception {
	fixedLengthServer.close();
	}
	}