1 /*
   2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8012933
  27  * @summary Tests (although somewhat indirectly) that createNewAppContext()
  28  * immediately followed by dispose() works correctly
  29  * @author Leonid Romanov
  30  */
  31 
  32 import sun.awt.SunToolkit;
  33 import sun.awt.AppContext;
  34 
  35 public class Test8012933 {
  36     private AppContext appContext = null;
  37     final ThreadGroup threadGroup = new ThreadGroup("test thread group");
  38     final Object lock = new Object();
  39     boolean isCreated = false;
  40 
  41     public static void main(String[] args) throws Exception {
  42         SunToolkit.createNewAppContext();
  43         new Test8012933().test();
  44     }
  45 
  46     private void test() throws Exception {
  47         createAppContext();
  48         long startTime = System.currentTimeMillis();
  49         appContext.dispose();
  50         long endTime = System.currentTimeMillis();
  51 
  52         // In case of the bug, calling dispose() when there is no EQ
  53         // dispatch thread running fails to create it, so it takes
  54         // almost 10 sec to return from dispose(), which is spent
  55         // waiting on the notificationLock.
  56         if ((endTime - startTime) > 9000) {
  57             throw new RuntimeException("Returning from dispose() took too much time, probably a bug");
  58         }
  59     }
  60 
  61     private void createAppContext() {
  62         isCreated = false;
  63         final Runnable runnable = new Runnable() {
  64                 public void run() {
  65                     appContext = SunToolkit.createNewAppContext();
  66                     synchronized (lock) {
  67                         isCreated = true;
  68                         lock.notifyAll();
  69                     }
  70                 }
  71             };
  72 
  73         final Thread thread = new Thread(threadGroup, runnable, "creates app context");
  74         synchronized (lock) {
  75             thread.start();
  76             while (!isCreated) {
  77                 try {
  78                     lock.wait();
  79                 } catch (InterruptedException ie) {
  80                     ie.printStackTrace();
  81                 }
  82             }
  83         }
  84 
  85         if (appContext == null) {
  86             throw new RuntimeException("failed to create app context.");
  87         } else {
  88             System.out.println("app context was created.");
  89         }
  90     }
  91 
  92 }