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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 Demonstrates how to achieve testing without network connections
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56619
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* @build DelegatingHttpClient FixedHttpResponse FixedResponseHttpClient
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* @run testng/othervm OfflineTesting
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*/
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import java.io.IOException;
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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.HttpHeaders;
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import java.net.http.HttpRequest;
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import java.net.http.HttpRequest.BodyPublishers;
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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.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.function.BiPredicate;
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import org.testng.annotations.Test;
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import static java.lang.String.format;
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import static java.nio.charset.StandardCharsets.UTF_8;
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import static java.util.Objects.requireNonNull;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.assertTrue;
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import static org.testng.Assert.fail;
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public class OfflineTesting {
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private static HttpClient getClient() {
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// be sure to return the appropriate client when testing
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//return HttpClient.newHttpClient();
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return FixedResponseHttpClient.createClientFrom(
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HttpClient.newBuilder(),
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200,
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headersOf("Server", "nginx",
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"Content-Type", "text/html"),
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"A response message");
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}
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@Test
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public void testResponseAsString() {
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HttpClient client = getClient();
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HttpRequest request = HttpRequest.newBuilder()
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.uri(URI.create("http://openjdk.java.net/"))
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.build();
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client.sendAsync(request, BodyHandlers.ofString())
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.thenAccept(response -> {
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System.out.println("response: " + response);
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assertEquals(response.statusCode(), 200);
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assertTrue(response.headers().firstValue("Server").isPresent());
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assertEquals(response.body(), "A response message"); } )
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.join();
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}
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@Test
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public void testResponseAsByteArray() {
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HttpClient client = getClient();
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HttpRequest request = HttpRequest.newBuilder()
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.uri(URI.create("http://openjdk.java.net/"))
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.build();
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client.sendAsync(request, BodyHandlers.ofByteArray())
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.thenAccept(response -> {
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System.out.println("response: " + response);
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assertEquals(response.statusCode(), 200);
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assertTrue(response.headers().firstValue("Content-Type").isPresent());
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assertEquals(response.body(), "A response message".getBytes(UTF_8)); } )
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.join();
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}
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@Test
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public void testFileNotFound() {
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//HttpClient client = HttpClient.newHttpClient();
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HttpClient client = FixedResponseHttpClient.createClientFrom(
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HttpClient.newBuilder(),
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404,
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headersOf("Connection", "keep-alive",
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"Content-Length", "162",
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"Content-Type", "text/html",
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"Date", "Mon, 15 Jan 2018 15:01:16 GMT",
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"Server", "nginx"),
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"<html>\n" +
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"<head><title>404 Not Found</title></head>\n" +
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"<body bgcolor=\"white\">\n" +
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"<center><h1>404 Not Found</h1></center>\n" +
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"<hr><center>nginx</center>\n" +
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"</body>\n" +
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"</html>");
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HttpRequest request = HttpRequest.newBuilder()
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.uri(URI.create("http://openjdk.java.net/notFound"))
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.build();
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client.sendAsync(request, BodyHandlers.ofString())
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.thenAccept(response -> {
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assertEquals(response.statusCode(), 404);
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response.headers().firstValue("Content-Type")
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.ifPresentOrElse(type -> assertEquals(type, "text/html"),
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() -> fail("Content-Type not present"));
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assertTrue(response.body().contains("404 Not Found")); } )
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.join();
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}
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@Test
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public void testEcho() {
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HttpClient client = FixedResponseHttpClient.createEchoClient(
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HttpClient.newBuilder(),
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200,
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headersOf("Connection", "keep-alive"));
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HttpRequest request = HttpRequest.newBuilder()
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.uri(URI.create("http://openjdk.java.net/echo"))
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.POST(BodyPublishers.ofString("Hello World"))
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.build();
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client.sendAsync(request, BodyHandlers.ofString())
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.thenAccept(response -> {
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System.out.println("response: " + response);
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assertEquals(response.statusCode(), 200);
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assertEquals(response.body(), "Hello World"); } )
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.join();
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}
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@Test
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public void testEchoBlocking() throws IOException, InterruptedException {
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HttpClient client = FixedResponseHttpClient.createEchoClient(
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HttpClient.newBuilder(),
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200,
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headersOf("Connection", "keep-alive"));
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HttpRequest request = HttpRequest.newBuilder()
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.uri(URI.create("http://openjdk.java.net/echo"))
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.POST(BodyPublishers.ofString("Hello chegar!!"))
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.build();
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HttpResponse<String> response = client.send(request, BodyHandlers.ofString());
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System.out.println("response: " + response);
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assertEquals(response.statusCode(), 200);
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assertEquals(response.body(), "Hello chegar!!");
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}
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// ---
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public static IllegalArgumentException newIAE(String message, Object... args) {
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return new IllegalArgumentException(format(message, args));
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}
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static final BiPredicate<String,String> ACCEPT_ALL = (x, y) -> true;
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static HttpHeaders headersOf(String... params) {
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Map<String,List<String>> map = new HashMap<>();
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requireNonNull(params);
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if (params.length == 0 || params.length % 2 != 0) {
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throw newIAE("wrong number, %d, of parameters", params.length);
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}
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for (int i = 0; i < params.length; i += 2) {
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String name = params[i];
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String value = params[i + 1];
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map.put(name, List.of(value));
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}
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return HttpHeaders.of(map, ACCEPT_ALL);
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}
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}
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