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