test/jdk/java/net/httpclient/ImmutableFlowItems.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 Tests response body subscribers's onNext's Lists are unmodifiable,
  *          and that the buffers are read-only
  * @library /lib/testlibrary http2/server
  * @build jdk.testlibrary.SimpleSSLContext
  * @modules java.base/sun.net.www.http
  *          java.net.http/jdk.internal.net.http.common
  *          java.net.http/jdk.internal.net.http.frame
  *          java.net.http/jdk.internal.net.http.hpack
  * @run testng/othervm ImmutableFlowItems
  */

 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.URI;
 import java.nio.ByteBuffer;
 import java.util.List;
 import java.util.concurrent.CompletionStage;
 import java.util.concurrent.Flow;
 import com.sun.net.httpserver.HttpExchange;
 import com.sun.net.httpserver.HttpHandler;
 import com.sun.net.httpserver.HttpServer;
 import com.sun.net.httpserver.HttpsConfigurator;
 import com.sun.net.httpserver.HttpsServer;
 import java.net.http.HttpClient;
 import java.net.http.HttpHeaders;
 import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
 import java.net.http.HttpResponse.BodyHandler;
 import java.net.http.HttpResponse.BodySubscriber;
 import java.net.http.HttpResponse.BodySubscribers;
 import javax.net.ssl.SSLContext;
 import jdk.testlibrary.SimpleSSLContext;
 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.nio.charset.StandardCharsets.UTF_8;
 import static org.testng.Assert.*;

 public class ImmutableFlowItems {

     SSLContext sslContext;
     HttpServer httpTestServer;         // HTTP/1.1    [ 4 servers ]
     HttpsServer httpsTestServer;       // HTTPS/1.1
     Http2TestServer http2TestServer;   // HTTP/2 ( h2c )
     Http2TestServer https2TestServer;  // HTTP/2 ( h2  )
     String httpURI_fixed;
     String httpURI_chunk;
     String httpsURI_fixed;
     String httpsURI_chunk;
     String http2URI_fixed;
     String http2URI_chunk;
     String https2URI_fixed;
     String https2URI_chunk;

     @DataProvider(name = "variants")
     public Object[][] variants() {
         return new Object[][]{
                 { httpURI_fixed   },
                 { httpURI_chunk   },
                 { httpsURI_fixed  },
                 { httpsURI_chunk  },
                 { http2URI_fixed  },
                 { http2URI_chunk  },
                 { https2URI_fixed },
                 { https2URI_chunk },
         };
     }

     static final String BODY = "You'll never plough a field by turning it over in your mind.";

     HttpClient newHttpClient() {
         return HttpClient.newBuilder()
                 .sslContext(sslContext)
                 .build();
     }

     @Test(dataProvider = "variants")
     public void testAsString(String uri) throws Exception {
         HttpClient client = newHttpClient();

         HttpRequest req = HttpRequest.newBuilder(URI.create(uri))
                 .build();

         BodyHandler<String> handler = new CRSBodyHandler();
         client.sendAsync(req, handler)
                 .thenApply(HttpResponse::body)
                 .thenAccept(body -> assertEquals(body, BODY))
                 .join();
     }

     static class CRSBodyHandler implements BodyHandler<String> {
         @Override
         public BodySubscriber<String> apply(HttpResponse.ResponseInfo rinfo) {
             assertEquals(rinfo.statusCode(), 200);
             return new CRSBodySubscriber();
         }
     }

     static class CRSBodySubscriber implements BodySubscriber<String> {
         private final BodySubscriber<String> ofString = BodySubscribers.ofString(UTF_8);

         @Override
         public void onSubscribe(Flow.Subscription subscription) {
             ofString.onSubscribe(subscription);
         }

         @Override
         public void onNext(List<ByteBuffer> item) {
             assertUnmodifiableList(item);
             long c = item.stream().filter(ByteBuffer::isReadOnly).count();
             assertEquals(c, item.size(), "Unexpected writable buffer in: " +item);
             ofString.onNext(item);
         }

         @Override
         public void onError(Throwable throwable) {
             ofString.onError(throwable);
         }

         @Override
         public void onComplete() {
             ofString.onComplete();
         }

         @Override
         public CompletionStage<String> getBody() {
             return ofString.getBody();
         }
     }

     static final Class<UnsupportedOperationException> UOE = UnsupportedOperationException.class;

     static void assertUnmodifiableList(List<ByteBuffer> list) {
         assertNotNull(list);
         ByteBuffer b = list.get(0);
         assertNotNull(b);
         assertThrows(UOE, () -> list.add(ByteBuffer.wrap(new byte[0])));
         assertThrows(UOE, () -> list.remove(b));
     }

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

     @BeforeTest
     public void setup() throws Exception {
         sslContext = new SimpleSSLContext().get();
         if (sslContext == null)
             throw new AssertionError("Unexpected null sslContext");

         // HTTP/1.1
         HttpHandler h1_fixedLengthHandler = new HTTP1_FixedLengthHandler();
         HttpHandler h1_chunkHandler = new HTTP1_ChunkedHandler();
         InetSocketAddress sa = new InetSocketAddress(InetAddress.getLoopbackAddress(), 0);
         httpTestServer = HttpServer.create(sa, 0);
         httpTestServer.createContext("/http1/fixed", h1_fixedLengthHandler);
         httpTestServer.createContext("/http1/chunk", h1_chunkHandler);
         httpURI_fixed = "http://" + serverAuthority(httpTestServer) + "/http1/fixed";
         httpURI_chunk = "http://" + serverAuthority(httpTestServer) + "/http1/chunk";

         httpsTestServer = HttpsServer.create(sa, 0);
         httpsTestServer.setHttpsConfigurator(new HttpsConfigurator(sslContext));
         httpsTestServer.createContext("/https1/fixed", h1_fixedLengthHandler);
         httpsTestServer.createContext("/https1/chunk", h1_chunkHandler);
         httpsURI_fixed = "https://" + serverAuthority(httpsTestServer) + "/https1/fixed";
         httpsURI_chunk = "https://" + serverAuthority(httpsTestServer) + "/https1/chunk";

         // HTTP/2
         Http2Handler h2_fixedLengthHandler = new HTTP2_FixedLengthHandler();
         Http2Handler h2_chunkedHandler = new HTTP2_VariableHandler();

         http2TestServer = new Http2TestServer("localhost", false, 0);
         http2TestServer.addHandler(h2_fixedLengthHandler, "/http2/fixed");
         http2TestServer.addHandler(h2_chunkedHandler, "/http2/chunk");
         http2URI_fixed = "http://" + http2TestServer.serverAuthority() + "/http2/fixed";
         http2URI_chunk = "http://" + http2TestServer.serverAuthority() + "/http2/chunk";

         https2TestServer = new Http2TestServer("localhost", true, sslContext);
         https2TestServer.addHandler(h2_fixedLengthHandler, "/https2/fixed");
         https2TestServer.addHandler(h2_chunkedHandler, "/https2/chunk");
         https2URI_fixed = "https://" + https2TestServer.serverAuthority() + "/https2/fixed";
         https2URI_chunk = "https://" + https2TestServer.serverAuthority() + "/https2/chunk";

         httpTestServer.start();
         httpsTestServer.start();
         http2TestServer.start();
         https2TestServer.start();
     }

     @AfterTest
     public void teardown() throws Exception {
         httpTestServer.stop(0);
         httpsTestServer.stop(0);
         http2TestServer.stop();
         https2TestServer.stop();
     }

     static class HTTP1_FixedLengthHandler implements HttpHandler {
         @Override
         public void handle(HttpExchange t) throws IOException {
             out.println("HTTP1_FixedLengthHandler received request to " + t.getRequestURI());
             try (InputStream is = t.getRequestBody();
                  OutputStream os = t.getResponseBody()) {
                 is.readAllBytes();
                 byte[] bytes = BODY.getBytes(UTF_8);
                 t.sendResponseHeaders(200, bytes.length);
                 os.write(bytes);
             }
         }
     }

     static class HTTP1_ChunkedHandler implements HttpHandler {
         @Override
         public void handle(HttpExchange t) throws IOException {
             out.println("HTTP1_ChunkedHandler received request to " + t.getRequestURI());
             try (InputStream is = t.getRequestBody();
                  OutputStream os = t.getResponseBody()) {
                 is.readAllBytes();
                 byte[] bytes = BODY.getBytes(UTF_8);
                 t.sendResponseHeaders(200, 0);
                 os.write(bytes);
             }
         }
     }

     static class HTTP2_FixedLengthHandler implements Http2Handler {
         @Override
         public void handle(Http2TestExchange t) throws IOException {
             out.println("HTTP2_FixedLengthHandler received request to " + t.getRequestURI());
             try (InputStream is = t.getRequestBody();
                  OutputStream os = t.getResponseBody()) {
                 is.readAllBytes();
                 byte[] bytes = BODY.getBytes(UTF_8);
                 t.sendResponseHeaders(200, bytes.length);
                 os.write(bytes);
             }
         }
     }

     static class HTTP2_VariableHandler implements Http2Handler {
         @Override
         public void handle(Http2TestExchange t) throws IOException {
             out.println("HTTP2_VariableHandler received request to " + t.getRequestURI());
             try (InputStream is = t.getRequestBody();
                  OutputStream os = t.getResponseBody()) {
                 is.readAllBytes();
                 byte[] bytes = BODY.getBytes(UTF_8);
                 t.sendResponseHeaders(200, 0); // variable
                 os.write(bytes);
             }
         }
     }
 }
	/*
	* 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 Tests response body subscribers's onNext's Lists are unmodifiable,
	* and that the buffers are read-only
	* @library /lib/testlibrary http2/server
	* @build jdk.testlibrary.SimpleSSLContext
	* @modules java.base/sun.net.www.http
	* java.net.http/jdk.internal.net.http.common
	* java.net.http/jdk.internal.net.http.frame
	* java.net.http/jdk.internal.net.http.hpack
	* @run testng/othervm ImmutableFlowItems
	*/

	import java.io.IOException;
	import java.io.InputStream;
	import java.io.OutputStream;
	import java.net.InetAddress;
	import java.net.InetSocketAddress;
	import java.net.URI;
	import java.nio.ByteBuffer;
	import java.util.List;
	import java.util.concurrent.CompletionStage;
	import java.util.concurrent.Flow;
	import com.sun.net.httpserver.HttpExchange;
	import com.sun.net.httpserver.HttpHandler;
	import com.sun.net.httpserver.HttpServer;
	import com.sun.net.httpserver.HttpsConfigurator;
	import com.sun.net.httpserver.HttpsServer;
	import java.net.http.HttpClient;
	import java.net.http.HttpHeaders;
	import java.net.http.HttpRequest;
	import java.net.http.HttpResponse;
	import java.net.http.HttpResponse.BodyHandler;
	import java.net.http.HttpResponse.BodySubscriber;
	import java.net.http.HttpResponse.BodySubscribers;
	import javax.net.ssl.SSLContext;
	import jdk.testlibrary.SimpleSSLContext;
	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.nio.charset.StandardCharsets.UTF_8;
	import static org.testng.Assert.*;

	public class ImmutableFlowItems {

	SSLContext sslContext;
	HttpServer httpTestServer; // HTTP/1.1 [ 4 servers ]
	HttpsServer httpsTestServer; // HTTPS/1.1
	Http2TestServer http2TestServer; // HTTP/2 ( h2c )
	Http2TestServer https2TestServer; // HTTP/2 ( h2 )
	String httpURI_fixed;
	String httpURI_chunk;
	String httpsURI_fixed;
	String httpsURI_chunk;
	String http2URI_fixed;
	String http2URI_chunk;
	String https2URI_fixed;
	String https2URI_chunk;

	@DataProvider(name = "variants")
	public Object[][] variants() {
	return new Object[][]{
	{ httpURI_fixed },
	{ httpURI_chunk },
	{ httpsURI_fixed },
	{ httpsURI_chunk },
	{ http2URI_fixed },
	{ http2URI_chunk },
	{ https2URI_fixed },
	{ https2URI_chunk },
	};
	}

	static final String BODY = "You'll never plough a field by turning it over in your mind.";

	HttpClient newHttpClient() {
	return HttpClient.newBuilder()
	.sslContext(sslContext)
	.build();
	}

	@Test(dataProvider = "variants")
	public void testAsString(String uri) throws Exception {
	HttpClient client = newHttpClient();

	HttpRequest req = HttpRequest.newBuilder(URI.create(uri))
	.build();

	BodyHandler<String> handler = new CRSBodyHandler();
	client.sendAsync(req, handler)
	.thenApply(HttpResponse::body)
	.thenAccept(body -> assertEquals(body, BODY))
	.join();
	}

	static class CRSBodyHandler implements BodyHandler<String> {
	@Override
	public BodySubscriber<String> apply(HttpResponse.ResponseInfo rinfo) {
	assertEquals(rinfo.statusCode(), 200);
	return new CRSBodySubscriber();
	}
	}

	static class CRSBodySubscriber implements BodySubscriber<String> {
	private final BodySubscriber<String> ofString = BodySubscribers.ofString(UTF_8);

	@Override
	public void onSubscribe(Flow.Subscription subscription) {
	ofString.onSubscribe(subscription);
	}

	@Override
	public void onNext(List<ByteBuffer> item) {
	assertUnmodifiableList(item);
	long c = item.stream().filter(ByteBuffer::isReadOnly).count();
	assertEquals(c, item.size(), "Unexpected writable buffer in: " +item);
	ofString.onNext(item);
	}

	@Override
	public void onError(Throwable throwable) {
	ofString.onError(throwable);
	}

	@Override
	public void onComplete() {
	ofString.onComplete();
	}

	@Override
	public CompletionStage<String> getBody() {
	return ofString.getBody();
	}
	}

	static final Class<UnsupportedOperationException> UOE = UnsupportedOperationException.class;

	static void assertUnmodifiableList(List<ByteBuffer> list) {
	assertNotNull(list);
	ByteBuffer b = list.get(0);
	assertNotNull(b);
	assertThrows(UOE, () -> list.add(ByteBuffer.wrap(new byte[0])));
	assertThrows(UOE, () -> list.remove(b));
	}

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

	@BeforeTest
	public void setup() throws Exception {
	sslContext = new SimpleSSLContext().get();
	if (sslContext == null)
	throw new AssertionError("Unexpected null sslContext");

	// HTTP/1.1
	HttpHandler h1_fixedLengthHandler = new HTTP1_FixedLengthHandler();
	HttpHandler h1_chunkHandler = new HTTP1_ChunkedHandler();
	InetSocketAddress sa = new InetSocketAddress(InetAddress.getLoopbackAddress(), 0);
	httpTestServer = HttpServer.create(sa, 0);
	httpTestServer.createContext("/http1/fixed", h1_fixedLengthHandler);
	httpTestServer.createContext("/http1/chunk", h1_chunkHandler);
	httpURI_fixed = "http://" + serverAuthority(httpTestServer) + "/http1/fixed";
	httpURI_chunk = "http://" + serverAuthority(httpTestServer) + "/http1/chunk";

	httpsTestServer = HttpsServer.create(sa, 0);
	httpsTestServer.setHttpsConfigurator(new HttpsConfigurator(sslContext));
	httpsTestServer.createContext("/https1/fixed", h1_fixedLengthHandler);
	httpsTestServer.createContext("/https1/chunk", h1_chunkHandler);
	httpsURI_fixed = "https://" + serverAuthority(httpsTestServer) + "/https1/fixed";
	httpsURI_chunk = "https://" + serverAuthority(httpsTestServer) + "/https1/chunk";

	// HTTP/2
	Http2Handler h2_fixedLengthHandler = new HTTP2_FixedLengthHandler();
	Http2Handler h2_chunkedHandler = new HTTP2_VariableHandler();

	http2TestServer = new Http2TestServer("localhost", false, 0);
	http2TestServer.addHandler(h2_fixedLengthHandler, "/http2/fixed");
	http2TestServer.addHandler(h2_chunkedHandler, "/http2/chunk");
	http2URI_fixed = "http://" + http2TestServer.serverAuthority() + "/http2/fixed";
	http2URI_chunk = "http://" + http2TestServer.serverAuthority() + "/http2/chunk";

	https2TestServer = new Http2TestServer("localhost", true, sslContext);
	https2TestServer.addHandler(h2_fixedLengthHandler, "/https2/fixed");
	https2TestServer.addHandler(h2_chunkedHandler, "/https2/chunk");
	https2URI_fixed = "https://" + https2TestServer.serverAuthority() + "/https2/fixed";
	https2URI_chunk = "https://" + https2TestServer.serverAuthority() + "/https2/chunk";

	httpTestServer.start();
	httpsTestServer.start();
	http2TestServer.start();
	https2TestServer.start();
	}

	@AfterTest
	public void teardown() throws Exception {
	httpTestServer.stop(0);
	httpsTestServer.stop(0);
	http2TestServer.stop();
	https2TestServer.stop();
	}

	static class HTTP1_FixedLengthHandler implements HttpHandler {
	@Override
	public void handle(HttpExchange t) throws IOException {
	out.println("HTTP1_FixedLengthHandler received request to " + t.getRequestURI());
	try (InputStream is = t.getRequestBody();
	OutputStream os = t.getResponseBody()) {
	is.readAllBytes();
	byte[] bytes = BODY.getBytes(UTF_8);
	t.sendResponseHeaders(200, bytes.length);
	os.write(bytes);
	}
	}
	}

	static class HTTP1_ChunkedHandler implements HttpHandler {
	@Override
	public void handle(HttpExchange t) throws IOException {
	out.println("HTTP1_ChunkedHandler received request to " + t.getRequestURI());
	try (InputStream is = t.getRequestBody();
	OutputStream os = t.getResponseBody()) {
	is.readAllBytes();
	byte[] bytes = BODY.getBytes(UTF_8);
	t.sendResponseHeaders(200, 0);
	os.write(bytes);
	}
	}
	}

	static class HTTP2_FixedLengthHandler implements Http2Handler {
	@Override
	public void handle(Http2TestExchange t) throws IOException {
	out.println("HTTP2_FixedLengthHandler received request to " + t.getRequestURI());
	try (InputStream is = t.getRequestBody();
	OutputStream os = t.getResponseBody()) {
	is.readAllBytes();
	byte[] bytes = BODY.getBytes(UTF_8);
	t.sendResponseHeaders(200, bytes.length);
	os.write(bytes);
	}
	}
	}

	static class HTTP2_VariableHandler implements Http2Handler {
	@Override
	public void handle(Http2TestExchange t) throws IOException {
	out.println("HTTP2_VariableHandler received request to " + t.getRequestURI());
	try (InputStream is = t.getRequestBody();
	OutputStream os = t.getResponseBody()) {
	is.readAllBytes();
	byte[] bytes = BODY.getBytes(UTF_8);
	t.sendResponseHeaders(200, 0); // variable
	os.write(bytes);
	}
	}
	}
	}