1 /*
   2  * Copyright (c) 2012, 2016, 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 import java.awt.Frame;
  25 import java.awt.Robot;
  26 import java.awt.TextField;
  27 import java.awt.Toolkit;
  28 import java.awt.event.KeyEvent;
  29 import sun.awt.SunToolkit;
  30 /*
  31  * @test
  32  * @key headful
  33  * @bug 8013849
  34  * @summary Awt assert on Hashtable.cpp:124
  35  * @author alexandr.scherbatiy area=awt.event
  36  * @run main/timeout=5 DeadKeySystemAssertionDialog
  37  */
  38 
  39 public class DeadKeySystemAssertionDialog {
  40 
  41     public static void main(String[] args) throws Exception {
  42 
  43         SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
  44         Frame frame = new Frame();
  45         frame.setSize(300, 200);
  46 
  47         TextField textField = new TextField();
  48         frame.add(textField);
  49 
  50         frame.setVisible(true);
  51         toolkit.realSync();
  52 
  53         textField.requestFocus();
  54         toolkit.realSync();
  55 
  56         // Check that the system assertion dialog does not block Java
  57         Robot robot = new Robot();
  58         robot.setAutoDelay(50);
  59         robot.keyPress(KeyEvent.VK_A);
  60         robot.keyRelease(KeyEvent.VK_A);
  61         toolkit.realSync();
  62 
  63         frame.setVisible(false);
  64         frame.dispose();
  65     }
  66 }