boot-fx/src/test/java/net/java/html/boot/fx/FXBrowsersOnResourceTest.java
author Jaroslav Tulach <jaroslav.tulach@netbeans.org>
Fri, 07 Feb 2014 07:44:34 +0100
changeset 551 7ca2253fa86d
parent 365 5c93ad8c7a15
child 655 7211ec5f3172
permissions -rw-r--r--
Updating copyright headers to mention current year
     1 /**
     2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
     3  *
     4  * Copyright 2013-2014 Oracle and/or its affiliates. All rights reserved.
     5  *
     6  * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
     7  * Other names may be trademarks of their respective owners.
     8  *
     9  * The contents of this file are subject to the terms of either the GNU
    10  * General Public License Version 2 only ("GPL") or the Common
    11  * Development and Distribution License("CDDL") (collectively, the
    12  * "License"). You may not use this file except in compliance with the
    13  * License. You can obtain a copy of the License at
    14  * http://www.netbeans.org/cddl-gplv2.html
    15  * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
    16  * specific language governing permissions and limitations under the
    17  * License.  When distributing the software, include this License Header
    18  * Notice in each file and include the License file at
    19  * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this
    20  * particular file as subject to the "Classpath" exception as provided
    21  * by Oracle in the GPL Version 2 section of the License file that
    22  * accompanied this code. If applicable, add the following below the
    23  * License Header, with the fields enclosed by brackets [] replaced by
    24  * your own identifying information:
    25  * "Portions Copyrighted [year] [name of copyright owner]"
    26  *
    27  * Contributor(s):
    28  *
    29  * The Original Software is NetBeans. The Initial Developer of the Original
    30  * Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.
    31  *
    32  * If you wish your version of this file to be governed by only the CDDL
    33  * or only the GPL Version 2, indicate your decision by adding
    34  * "[Contributor] elects to include this software in this distribution
    35  * under the [CDDL or GPL Version 2] license." If you do not indicate a
    36  * single choice of license, a recipient has the option to distribute
    37  * your version of this file under either the CDDL, the GPL Version 2 or
    38  * to extend the choice of license to its licensees as provided above.
    39  * However, if you add GPL Version 2 code and therefore, elected the GPL
    40  * Version 2 license, then the option applies only if the new code is
    41  * made subject to such option by the copyright holder.
    42  */
    43 package net.java.html.boot.fx;
    44 
    45 import java.net.URL;
    46 import java.util.concurrent.CountDownLatch;
    47 import javafx.application.Application;
    48 import javafx.application.Platform;
    49 import javafx.scene.Scene;
    50 import javafx.scene.layout.BorderPane;
    51 import javafx.scene.web.WebView;
    52 import javafx.stage.Stage;
    53 import net.java.html.js.JavaScriptBody;
    54 import net.java.html.js.JavaScriptResource;
    55 import static org.testng.Assert.assertEquals;
    56 import static org.testng.Assert.assertNotNull;
    57 import static org.testng.Assert.assertNotSame;
    58 import org.testng.annotations.BeforeClass;
    59 import org.testng.annotations.Test;
    60 
    61 /**
    62  *
    63  * @author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
    64  */
    65 public class FXBrowsersOnResourceTest {
    66     
    67     public FXBrowsersOnResourceTest() {
    68     }
    69     
    70     @BeforeClass public void initFX() throws Throwable {
    71         new Thread("initFX") {
    72             @Override
    73             public void run() {
    74                 App.launch(App.class);
    75             }
    76         }.start();
    77         App.CDL.await();
    78     }
    79 
    80     @Test
    81     public void behaviorOfTwoWebViewsAtOnce() throws Throwable {
    82         class R implements Runnable {
    83             CountDownLatch DONE = new CountDownLatch(1);
    84             Throwable t;
    85 
    86             @Override
    87             public void run() {
    88                 try {
    89                     doTest();
    90                 } catch (Throwable ex) {
    91                     t = ex;
    92                 } finally {
    93                     DONE.countDown();
    94                 }
    95             }
    96             
    97             private void doTest() throws Throwable {
    98                 URL u = FXBrowsersOnResourceTest.class.getResource("/org/netbeans/html/boot/fx/empty.html");
    99                 assertNotNull(u, "URL found");
   100                 FXBrowsers.load(App.getV1(), u, OnPages.class, "first");
   101                 
   102             }
   103         }
   104         R run = new R();
   105         Platform.runLater(run);
   106         run.DONE.await();
   107         for (int i = 0; i < 100; i++) {
   108             if (run.t != null) {
   109                 throw run.t;
   110             }
   111             if (System.getProperty("finalSecond") == null) {
   112                 Thread.sleep(100);
   113             }
   114         }
   115         
   116         
   117         
   118         assertEquals(Integer.getInteger("finalFirst"), Integer.valueOf(3), "Three times in view one");
   119         assertEquals(Integer.getInteger("finalSecond"), Integer.valueOf(2), "Two times in view one");
   120     }
   121 
   122     @JavaScriptResource("wnd.js")
   123     public static class OnPages {
   124         static Class<?> first;
   125         static Object firstWindow;
   126         
   127         public static void first() {
   128             first = OnPages.class;
   129             firstWindow = window();
   130             assertNotNull(firstWindow, "First window found");
   131             
   132             assertEquals(increment(), 1, "Now it is one");
   133             
   134             URL u = FXBrowsersOnResourceTest.class.getResource("/org/netbeans/html/boot/fx/empty.html");
   135             assertNotNull(u, "URL found");
   136             FXBrowsers.load(App.getV2(), u, OnPages.class, "second", "Hello");
   137             
   138             assertEquals(increment(), 2, "Now it is two and not influenced by second view");
   139             System.setProperty("finalFirst", "" + increment());
   140         }
   141         
   142         public static void second(String... args) {
   143             assertEquals(args.length, 1, "One string argument");
   144             assertEquals(args[0], "Hello", "It is hello");
   145             assertEquals(first, OnPages.class, "Both views share the same classloader");
   146             
   147             Object window = window();
   148             assertNotNull(window, "Some window found");
   149             assertNotNull(firstWindow, "First window is known");
   150             assertNotSame(firstWindow, window, "The window objects should be different");
   151             
   152             assertEquals(increment(), 1, "Counting starts from zero");
   153             System.setProperty("finalSecond", "" + increment());
   154         }
   155         
   156         @JavaScriptBody(args = {}, body = "return wnd;")
   157         private static native Object window();
   158         
   159         @JavaScriptBody(args = {}, body = ""
   160             + "if (wnd.cnt) return ++wnd.cnt;"
   161             + "return wnd.cnt = 1;"
   162         )
   163         private static native int increment();
   164     }
   165     
   166     public static class App extends Application {
   167         static final CountDownLatch CDL = new CountDownLatch(1);
   168         private static BorderPane pane;
   169 
   170         /**
   171          * @return the v1
   172          */
   173         static WebView getV1() {
   174             return (WebView)System.getProperties().get("v1");
   175         }
   176 
   177         /**
   178          * @return the v2
   179          */
   180         static WebView getV2() {
   181             return (WebView)System.getProperties().get("v2");
   182         }
   183 
   184         @Override
   185         public void start(Stage stage) throws Exception {
   186             pane= new BorderPane();
   187             Scene scene = new Scene(pane, 800, 600);
   188             stage.setScene(scene);
   189             
   190             System.getProperties().put("v1", new WebView());
   191             System.getProperties().put("v2", new WebView());
   192 
   193             pane.setCenter(getV1());
   194             pane.setBottom(getV2());
   195 
   196             stage.show();
   197             CDL.countDown();
   198         }
   199         
   200         
   201     }
   202 }