123 lines
4.3 KiB
Java
123 lines
4.3 KiB
Java
/*
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* Copyright (c) 2020, 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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* @bug 8253005
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* @library /test/lib
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* @summary Check that sendResponseHeaders throws an IOException when headers
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* have already been sent
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* @run testng/othervm SendResponseHeadersTest
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*/
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import com.sun.net.httpserver.HttpExchange;
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import com.sun.net.httpserver.HttpHandler;
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import com.sun.net.httpserver.HttpServer;
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import jdk.test.lib.net.URIBuilder;
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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.Test;
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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.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.URI;
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import java.net.URISyntaxException;
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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.BodyHandlers;
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import java.nio.charset.StandardCharsets;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import static java.net.http.HttpClient.Builder.NO_PROXY;
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import static org.testng.Assert.expectThrows;
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import static org.testng.Assert.fail;
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public class SendResponseHeadersTest {
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URI uri;
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HttpServer server;
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ExecutorService executor;
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@BeforeTest
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public void setUp() throws IOException, URISyntaxException {
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var loopback = InetAddress.getLoopbackAddress();
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var addr = new InetSocketAddress(loopback, 0);
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server = HttpServer.create(addr, 0);
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server.createContext("/test", new TestHandler());
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executor = Executors.newCachedThreadPool();
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server.setExecutor(executor);
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server.start();
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uri = URIBuilder.newBuilder()
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.scheme("http")
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.host(loopback)
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.port(server.getAddress().getPort())
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.path("/test/foo.html")
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.build();
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}
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@Test
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public void testSend() throws Exception {
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HttpClient client = HttpClient.newBuilder()
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.proxy(NO_PROXY)
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.build();
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HttpRequest request = HttpRequest.newBuilder(uri)
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.GET()
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.build();
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HttpResponse<String> response = client.send(request, BodyHandlers.ofString());
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// verify empty response received, otherwise an error has occurred
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if (!response.body().isEmpty())
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fail(response.body());
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}
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@AfterTest
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public void tearDown() {
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server.stop(0);
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executor.shutdown();
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}
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static class TestHandler implements HttpHandler {
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public void handle(HttpExchange exchange) throws IOException {
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try (InputStream is = exchange.getRequestBody();
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OutputStream os = exchange.getResponseBody()) {
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is.readAllBytes();
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exchange.sendResponseHeaders(200, 0);
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try {
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IOException io = expectThrows(IOException.class,
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() -> exchange.sendResponseHeaders(200, 0));
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System.out.println("Got expected exception: " + io);
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} catch (Throwable t) {
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// expectThrows triggered an assertion, return error message to the client
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t.printStackTrace();
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os.write(("Unexpected error: " + t).getBytes(StandardCharsets.UTF_8));
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}
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}
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}
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}
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}
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