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/*
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* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @summary Tests that all response body is delivered to the BodySubscriber
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* before an abortive error terminates the flow
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* @library /lib/testlibrary
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* @build jdk.testlibrary.SimpleSSLContext
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* @run testng/othervm ResponseBodyBeforeError
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*/
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import java.io.Closeable;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.UncheckedIOException;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.ServerSocket;
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import java.net.Socket;
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import java.net.URI;
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import java.net.http.HttpClient;
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import java.net.http.HttpRequest;
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import java.net.http.HttpResponse;
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import java.net.http.HttpResponse.BodySubscriber;
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import java.nio.ByteBuffer;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.CompletionStage;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.Flow;
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import jdk.testlibrary.SimpleSSLContext;
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import org.testng.annotations.AfterTest;
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import org.testng.annotations.BeforeTest;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import javax.net.ssl.SSLContext;
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import javax.net.ssl.SSLServerSocketFactory;
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import static java.lang.System.out;
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import static java.net.http.HttpClient.Builder.NO_PROXY;
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import static java.net.http.HttpResponse.BodyHandlers.ofString;
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import static java.nio.charset.StandardCharsets.US_ASCII;
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import static java.nio.charset.StandardCharsets.UTF_8;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.fail;
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public class ResponseBodyBeforeError {
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ReplyingServer variableLengthServer;
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ReplyingServer variableLengthHttpsServer;
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ReplyingServer fixedLengthServer;
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ReplyingServer fixedLengthHttpsServer;
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String httpURIVarLen;
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String httpsURIVarLen;
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String httpURIFixLen;
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String httpsURIFixLen;
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SSLContext sslContext;
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static final String EXPECTED_RESPONSE_BODY =
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"<html><body><h1>Heading</h1><p>Some Text</p></body></html>";
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@DataProvider(name = "sanity")
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public Object[][] sanity() {
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return new Object[][]{
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{ httpURIVarLen + "?length=all" },
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{ httpsURIVarLen + "?length=all" },
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{ httpURIFixLen + "?length=all" },
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{ httpsURIFixLen + "?length=all" },
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};
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}
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@Test(dataProvider = "sanity")
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void sanity(String url) throws Exception {
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HttpClient client = HttpClient.newBuilder()
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.proxy(NO_PROXY)
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.sslContext(sslContext)
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.build();
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HttpRequest request = HttpRequest.newBuilder(URI.create(url)).build();
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HttpResponse<String> response = client.send(request, ofString());
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String body = response.body();
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assertEquals(body, EXPECTED_RESPONSE_BODY);
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client.sendAsync(request, ofString())
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.thenApply(resp -> resp.body())
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.thenAccept(b -> assertEquals(b, EXPECTED_RESPONSE_BODY))
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.join();
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}
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@DataProvider(name = "uris")
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public Object[][] variants() {
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Object[][] cases = new Object[][] {
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// The length query string is the total number of response body
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// bytes in the reply, before the server closes the connection. The
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// second arg is a partial-expected-body that the body subscriber
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// should receive before onError is invoked.
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{ httpURIFixLen + "?length=0", "" },
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{ httpURIFixLen + "?length=1", "<" },
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{ httpURIFixLen + "?length=2", "<h" },
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{ httpURIFixLen + "?length=10", "<html><bod" },
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{ httpURIFixLen + "?length=19", "<html><body><h1>Hea" },
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{ httpURIFixLen + "?length=31", "<html><body><h1>Heading</h1><p>" },
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{ httpsURIFixLen + "?length=0", "" },
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{ httpsURIFixLen + "?length=1", "<" },
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{ httpsURIFixLen + "?length=2", "<h" },
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{ httpsURIFixLen + "?length=10", "<html><bod" },
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{ httpsURIFixLen + "?length=19", "<html><body><h1>Hea" },
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{ httpsURIFixLen + "?length=31", "<html><body><h1>Heading</h1><p>" },
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// accounts for chunk framing
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{ httpURIVarLen + "?length=0", "" },
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{ httpURIVarLen + "?length=1", "" },
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{ httpURIVarLen + "?length=2", "" },
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{ httpURIVarLen + "?length=4", "<" },
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{ httpURIVarLen + "?length=5", "<h" },
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{ httpURIVarLen + "?length=18", "<html><bod" },
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{ httpURIVarLen + "?length=20", "<html><body>" },
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{ httpURIVarLen + "?length=21", "<html><body>" }, // boundary around chunk framing
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{ httpURIVarLen + "?length=22", "<html><body>" },
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{ httpURIVarLen + "?length=23", "<html><body>" },
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{ httpURIVarLen + "?length=24", "<html><body>" },
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{ httpURIVarLen + "?length=25", "<html><body>" },
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{ httpURIVarLen + "?length=26", "<html><body>" },
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{ httpURIVarLen + "?length=27", "<html><body><" },
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{ httpURIVarLen + "?length=51", "<html><body><h1>Heading</h1><p>" },
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{ httpsURIVarLen + "?length=0", "" },
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{ httpsURIVarLen + "?length=1", "" },
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{ httpsURIVarLen + "?length=2", "" },
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{ httpsURIVarLen + "?length=4", "<" },
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{ httpsURIVarLen + "?length=5", "<h" },
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{ httpsURIVarLen + "?length=18", "<html><bod" },
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{ httpsURIVarLen + "?length=20", "<html><body>" },
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{ httpsURIVarLen + "?length=21", "<html><body>" },
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{ httpsURIVarLen + "?length=22", "<html><body>" },
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{ httpsURIVarLen + "?length=23", "<html><body>" },
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{ httpsURIVarLen + "?length=24", "<html><body>" },
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{ httpsURIVarLen + "?length=25", "<html><body>" },
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{ httpsURIVarLen + "?length=26", "<html><body>" },
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{ httpsURIVarLen + "?length=27", "<html><body><" },
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{ httpsURIVarLen + "?length=51", "<html><body><h1>Heading</h1><p>" },
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};
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List<Object[]> list = new ArrayList<>();
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Arrays.asList(cases).stream()
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.map(e -> new Object[] {e[0], e[1], true}) // reuse client
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.forEach(list::add);
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Arrays.asList(cases).stream()
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.map(e -> new Object[] {e[0], e[1], false}) // do not reuse client
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.forEach(list::add);
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return list.stream().toArray(Object[][]::new);
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}
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static final int ITERATION_COUNT = 3;
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@Test(dataProvider = "uris")
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void testSynchronousAllRequestBody(String url,
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String expectedPatrialBody,
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boolean sameClient)
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throws Exception
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{
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out.print("---\n");
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HttpClient client = null;
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for (int i=0; i< ITERATION_COUNT; i++) {
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if (!sameClient || client == null)
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client = HttpClient.newBuilder()
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.proxy(NO_PROXY)
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.sslContext(sslContext)
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.build();
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HttpRequest request = HttpRequest.newBuilder(URI.create(url)).build();
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CustomBodySubscriber bs = new CustomBodySubscriber();
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try {
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HttpResponse<String> response = client.send(request, r -> bs);
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String body = response.body();
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out.println(response + ": " + body);
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fail("UNEXPECTED RESPONSE: " + response);
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} catch (IOException expected) {
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String pm = bs.receivedAsString();
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out.println("partial body received: " + pm);
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assertEquals(pm, expectedPatrialBody);
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}
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}
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}
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@Test(dataProvider = "uris")
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void testAsynchronousAllRequestBody(String url,
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String expectedPatrialBody,
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boolean sameClient)
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throws Exception
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{
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out.print("---\n");
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HttpClient client = null;
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for (int i=0; i< ITERATION_COUNT; i++) {
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if (!sameClient || client == null)
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client = HttpClient.newBuilder()
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.proxy(NO_PROXY)
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.sslContext(sslContext)
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.build();
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HttpRequest request = HttpRequest.newBuilder(URI.create(url)).build();
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CustomBodySubscriber bs = new CustomBodySubscriber();
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try {
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HttpResponse<String> response = client.sendAsync(request, r -> bs).get();
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String body = response.body();
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out.println(response + ": " + body);
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fail("UNEXPECTED RESPONSE: " + response);
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} catch (ExecutionException ee) {
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if (ee.getCause() instanceof IOException) {
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String pm = bs.receivedAsString();
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out.println("partial body received: " + pm);
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assertEquals(pm, expectedPatrialBody);
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} else {
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throw ee;
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}
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}
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}
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}
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static final class CustomBodySubscriber implements BodySubscriber<String> {
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Flow.Subscription subscription;
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private final List<ByteBuffer> received = new ArrayList<>();
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private final CompletableFuture<String> cf = new CompletableFuture<>();
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@Override
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public CompletionStage<String> getBody() {
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return cf;
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}
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@Override
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public void onSubscribe(Flow.Subscription subscription) {
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out.println("CustomBodySubscriber got onSubscribe: ");
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this.subscription = subscription;
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subscription.request(1);
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}
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@Override
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public void onNext(List<ByteBuffer> items) {
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out.println("CustomBodySubscriber got onNext: " + items);
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received.addAll(items);
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subscription.request(1);
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}
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@Override
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public void onError(Throwable expected) {
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out.println("CustomBodySubscriber got expected: " + expected);
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cf.completeExceptionally(expected);
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}
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String receivedAsString() {
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int size = received.stream().mapToInt(ByteBuffer::remaining).sum();
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byte[] res = new byte[size];
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int from = 0;
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for (ByteBuffer b : received) {
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int l = b.remaining();
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b.get(res, from, l);
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from += l;
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}
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return new String(res, UTF_8);
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}
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@Override
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public void onComplete() {
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out.println("CustomBodySubscriber got complete: ");
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assert false : "Unexpected onComplete";
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}
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}
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// -- infra
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/**
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* A server that replies with headers and a, possibly partial, reply, before
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* closing the connection. The number of body bytes of written, is
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* controllable through the "length" query string param in the requested
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* URI.
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*/
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static abstract class ReplyingServer extends Thread implements Closeable {
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private final String name;
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private final ServerSocket ss;
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private volatile boolean closed;
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private ReplyingServer(String name) throws IOException {
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super(name);
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this.name = name;
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ss = newServerSocket();
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ss.bind(new InetSocketAddress(InetAddress.getLoopbackAddress(), 0));
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this.start();
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}
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protected ServerSocket newServerSocket() throws IOException {
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return new ServerSocket();
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}
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abstract String responseHeaders();
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abstract String responseBody();
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@Override
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public void run() {
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while (!closed) {
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try (Socket s = ss.accept()) {
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out.print(name + ": got connection ");
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InputStream is = s.getInputStream();
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URI requestMethod = readRequestMethod(is);
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out.print(requestMethod + " ");
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URI uriPath = readRequestPath(is);
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out.println(uriPath);
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readRequestHeaders(is);
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String query = uriPath.getRawQuery();
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assert query != null;
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String qv = query.split("=")[1];
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int len;
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if (qv.equals("all")) {
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len = responseBody().getBytes(US_ASCII).length;
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} else {
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len = Integer.parseInt(query.split("=")[1]);
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}
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|
344 |
|
|
|
345 |
OutputStream os = s.getOutputStream();
|
|
|
346 |
os.write(responseHeaders().getBytes(US_ASCII));
|
|
|
347 |
out.println(name + ": headers written, writing " + len + " body bytes");
|
|
|
348 |
byte[] responseBytes = responseBody().getBytes(US_ASCII);
|
|
|
349 |
for (int i = 0; i< len; i++) {
|
|
|
350 |
os.write(responseBytes[i]);
|
|
|
351 |
os.flush();
|
|
|
352 |
}
|
|
|
353 |
} catch (IOException e) {
|
|
|
354 |
if (!closed)
|
|
|
355 |
throw new UncheckedIOException("Unexpected", e);
|
|
|
356 |
}
|
|
|
357 |
}
|
|
|
358 |
}
|
|
|
359 |
|
|
|
360 |
static final byte[] requestEnd = new byte[] { '\r', '\n', '\r', '\n' };
|
|
|
361 |
|
|
|
362 |
// Read the request method
|
|
|
363 |
static URI readRequestMethod(InputStream is) throws IOException {
|
|
|
364 |
StringBuilder sb = new StringBuilder();
|
|
|
365 |
int r;
|
|
|
366 |
while ((r = is.read()) != -1 && r != 0x20) {
|
|
|
367 |
sb.append((char)r);
|
|
|
368 |
}
|
|
|
369 |
return URI.create(sb.toString());
|
|
|
370 |
}
|
|
|
371 |
|
|
|
372 |
// Read the request URI path
|
|
|
373 |
static URI readRequestPath(InputStream is) throws IOException {
|
|
|
374 |
StringBuilder sb = new StringBuilder();
|
|
|
375 |
int r;
|
|
|
376 |
while ((r = is.read()) != -1 && r != 0x20) {
|
|
|
377 |
sb.append((char)r);
|
|
|
378 |
}
|
|
|
379 |
return URI.create(sb.toString());
|
|
|
380 |
}
|
|
|
381 |
|
|
|
382 |
// Read until the end of a HTTP request headers
|
|
|
383 |
static void readRequestHeaders(InputStream is) throws IOException {
|
|
|
384 |
int requestEndCount = 0, r;
|
|
|
385 |
while ((r = is.read()) != -1) {
|
|
|
386 |
if (r == requestEnd[requestEndCount]) {
|
|
|
387 |
requestEndCount++;
|
|
|
388 |
if (requestEndCount == 4) {
|
|
|
389 |
break;
|
|
|
390 |
}
|
|
|
391 |
} else {
|
|
|
392 |
requestEndCount = 0;
|
|
|
393 |
}
|
|
|
394 |
}
|
|
|
395 |
}
|
|
|
396 |
|
|
|
397 |
public int getPort() { return ss.getLocalPort(); }
|
|
|
398 |
|
|
|
399 |
@Override
|
|
|
400 |
public void close() {
|
|
|
401 |
if (closed)
|
|
|
402 |
return;
|
|
|
403 |
closed = true;
|
|
|
404 |
try {
|
|
|
405 |
ss.close();
|
|
|
406 |
} catch (IOException e) {
|
|
|
407 |
throw new UncheckedIOException("Unexpected", e);
|
|
|
408 |
}
|
|
|
409 |
}
|
|
|
410 |
}
|
|
|
411 |
|
|
|
412 |
/** A server that issues a possibly-partial chunked reply. */
|
|
|
413 |
static class PlainVariableLengthServer extends ReplyingServer {
|
|
|
414 |
|
|
|
415 |
static final String CHUNKED_RESPONSE_BODY =
|
|
|
416 |
"6\r\n"+ "<html>\r\n" +
|
|
|
417 |
"6\r\n"+ "<body>\r\n" +
|
|
|
418 |
"10\r\n"+ "<h1>Heading</h1>\r\n" +
|
|
|
419 |
"10\r\n"+ "<p>Some Text</p>\r\n" +
|
|
|
420 |
"7\r\n"+ "</body>\r\n" +
|
|
|
421 |
"7\r\n"+ "</html>\r\n" +
|
|
|
422 |
"0\r\n"+ "\r\n";
|
|
|
423 |
|
|
|
424 |
static final String RESPONSE_HEADERS =
|
|
|
425 |
"HTTP/1.1 200 OK\r\n" +
|
|
|
426 |
"Content-Type: text/html; charset=utf-8\r\n" +
|
|
|
427 |
"Transfer-Encoding: chunked\r\n" +
|
|
|
428 |
"Connection: close\r\n\r\n";
|
|
|
429 |
|
|
|
430 |
|
|
|
431 |
PlainVariableLengthServer() throws IOException {
|
|
|
432 |
super("PlainVariableLengthServer");
|
|
|
433 |
}
|
|
|
434 |
|
|
|
435 |
protected PlainVariableLengthServer(String name) throws IOException {
|
|
|
436 |
super(name);
|
|
|
437 |
}
|
|
|
438 |
|
|
|
439 |
@Override
|
|
|
440 |
String responseHeaders( ) { return RESPONSE_HEADERS; }
|
|
|
441 |
|
|
|
442 |
@Override
|
|
|
443 |
String responseBody( ) { return CHUNKED_RESPONSE_BODY; }
|
|
|
444 |
}
|
|
|
445 |
|
|
|
446 |
/** A server that issues a, possibly-partial, chunked reply over SSL */
|
|
|
447 |
static final class SSLVariableLengthServer extends PlainVariableLengthServer {
|
|
|
448 |
SSLVariableLengthServer() throws IOException {
|
|
|
449 |
super("SSLVariableLengthServer");
|
|
|
450 |
}
|
|
|
451 |
@Override
|
|
|
452 |
public ServerSocket newServerSocket() throws IOException {
|
|
|
453 |
return SSLServerSocketFactory.getDefault().createServerSocket();
|
|
|
454 |
}
|
|
|
455 |
}
|
|
|
456 |
|
|
|
457 |
/** A server that issues a, possibly-partial, fixed-length reply. */
|
|
|
458 |
static class PlainFixedLengthServer extends ReplyingServer {
|
|
|
459 |
|
|
|
460 |
static final String RESPONSE_BODY = EXPECTED_RESPONSE_BODY;
|
|
|
461 |
|
|
|
462 |
static final String RESPONSE_HEADERS =
|
|
|
463 |
"HTTP/1.1 200 OK\r\n" +
|
|
|
464 |
"Content-Type: text/html; charset=utf-8\r\n" +
|
|
|
465 |
"Content-Length: " + RESPONSE_BODY.length() + "\r\n" +
|
|
|
466 |
"Connection: close\r\n\r\n";
|
|
|
467 |
|
|
|
468 |
PlainFixedLengthServer() throws IOException {
|
|
|
469 |
super("PlainFixedLengthServer");
|
|
|
470 |
}
|
|
|
471 |
|
|
|
472 |
protected PlainFixedLengthServer(String name) throws IOException {
|
|
|
473 |
super(name);
|
|
|
474 |
}
|
|
|
475 |
|
|
|
476 |
@Override
|
|
|
477 |
String responseHeaders( ) { return RESPONSE_HEADERS; }
|
|
|
478 |
|
|
|
479 |
@Override
|
|
|
480 |
String responseBody( ) { return RESPONSE_BODY; }
|
|
|
481 |
}
|
|
|
482 |
|
|
|
483 |
/** A server that issues a, possibly-partial, fixed-length reply over SSL */
|
|
|
484 |
static final class SSLFixedLengthServer extends PlainFixedLengthServer {
|
|
|
485 |
SSLFixedLengthServer() throws IOException {
|
|
|
486 |
super("SSLFixedLengthServer");
|
|
|
487 |
}
|
|
|
488 |
@Override
|
|
|
489 |
public ServerSocket newServerSocket() throws IOException {
|
|
|
490 |
return SSLServerSocketFactory.getDefault().createServerSocket();
|
|
|
491 |
}
|
|
|
492 |
}
|
|
|
493 |
|
|
|
494 |
static String serverAuthority(ReplyingServer server) {
|
|
|
495 |
return InetAddress.getLoopbackAddress().getHostName() + ":"
|
|
|
496 |
+ server.getPort();
|
|
|
497 |
}
|
|
|
498 |
|
|
|
499 |
@BeforeTest
|
|
|
500 |
public void setup() throws Exception {
|
|
|
501 |
sslContext = new SimpleSSLContext().get();
|
|
|
502 |
if (sslContext == null)
|
|
|
503 |
throw new AssertionError("Unexpected null sslContext");
|
|
|
504 |
SSLContext.setDefault(sslContext);
|
|
|
505 |
|
|
|
506 |
variableLengthServer = new PlainVariableLengthServer();
|
|
|
507 |
httpURIVarLen = "http://" + serverAuthority(variableLengthServer)
|
|
|
508 |
+ "/http1/variable/foo";
|
|
|
509 |
|
|
|
510 |
variableLengthHttpsServer = new SSLVariableLengthServer();
|
|
|
511 |
httpsURIVarLen = "https://" + serverAuthority(variableLengthHttpsServer)
|
|
|
512 |
+ "/https1/variable/bar";
|
|
|
513 |
|
|
|
514 |
fixedLengthServer = new PlainFixedLengthServer();
|
|
|
515 |
httpURIFixLen = "http://" + serverAuthority(fixedLengthServer)
|
|
|
516 |
+ "/http1/fixed/baz";
|
|
|
517 |
|
|
|
518 |
fixedLengthHttpsServer = new SSLFixedLengthServer();
|
|
|
519 |
httpsURIFixLen = "https://" + serverAuthority(fixedLengthHttpsServer)
|
|
|
520 |
+ "/https1/fixed/foz";
|
|
|
521 |
}
|
|
|
522 |
|
|
|
523 |
@AfterTest
|
|
|
524 |
public void teardown() throws Exception {
|
|
|
525 |
variableLengthServer.close();
|
|
|
526 |
variableLengthHttpsServer.close();
|
|
|
527 |
fixedLengthServer.close();
|
|
|
528 |
fixedLengthHttpsServer.close();
|
|
|
529 |
}
|
|
|
530 |
}
|