1 /*
   2  * Copyright (c) 2014, 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 sun.awt.SunToolkit;
  25 
  26 import java.awt.*;
  27 import java.awt.event.AWTEventListener;
  28 import java.awt.event.InputEvent;
  29 import java.awt.event.KeyEvent;
  30 import java.awt.event.MouseEvent;
  31 
  32 /*
  33  * @test
  34  * @bug 8046495
  35  * @summary Verifies that mouse/key events has always increasing 'when' timestamps
  36  * @author Anton Nashatyrev
  37  * @run main EventWhenTest
  38  */
  39 public class EventWhenTest {
  40 
  41     private static volatile int eventsCount = 0;
  42     private static volatile boolean failed = false;
  43 
  44     static {
  45         Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {
  46             long lastWhen = 0;
  47 
  48             @Override
  49             public void eventDispatched(AWTEvent event) {
  50                 long curWhen;
  51                 if (event instanceof KeyEvent) {
  52                     curWhen = ((KeyEvent) event).getWhen();
  53                 } else if (event instanceof MouseEvent) {
  54                     curWhen = ((MouseEvent) event).getWhen();
  55                 } else {
  56                     return;
  57                 }
  58 
  59                 eventsCount++;
  60 
  61                 if (curWhen < lastWhen) {
  62                     System.err.println("FAILED: " + curWhen + " < " + lastWhen +
  63                         " for " + event);
  64                     failed = true;
  65                 } else {
  66                     lastWhen = curWhen;
  67                 }
  68             }
  69         }, AWTEvent.KEY_EVENT_MASK | AWTEvent.MOUSE_EVENT_MASK);
  70     }
  71 
  72     public static void main(String[] args) throws Exception {
  73 
  74         SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
  75         Frame frame = new Frame();
  76 
  77         try {
  78             Button b = new Button("Button");
  79             frame.setBounds(300, 300, 300, 300);
  80             frame.add(b);
  81             frame.setVisible(true);
  82             toolkit.realSync();
  83 
  84             Robot robot = new Robot();
  85             robot.mouseMove((int)frame.getLocationOnScreen().getX() + 150,
  86                     (int)frame.getLocationOnScreen().getY() + 150);
  87 
  88             eventsCount = 0;
  89             System.out.println("Clicking mouse...");
  90             for (int i = 0; i < 300 && !failed; i++) {
  91                 robot.mousePress(InputEvent.BUTTON1_MASK);
  92                 robot.mouseRelease(InputEvent.BUTTON1_MASK);
  93                 Thread.sleep(10);
  94                 b.setLabel("Click: " + i);
  95             }
  96 
  97             if (eventsCount == 0) {
  98                 throw new RuntimeException("No events were received");
  99             }
 100 
 101             if (failed) {
 102                 throw new RuntimeException("Test failed.");
 103             }
 104             System.out.println("Clicking mouse done: " + eventsCount + " events.");
 105 
 106             b.requestFocusInWindow();
 107             toolkit.realSync();
 108 
 109             eventsCount = 0;
 110             System.out.println("Typing a key...");
 111             for (int i = 0; i < 300 && !failed; i++) {
 112                 robot.keyPress(KeyEvent.VK_A);
 113                 robot.keyRelease(KeyEvent.VK_A);
 114                 Thread.sleep(10);
 115                 b.setLabel("Type: " + i);
 116             }
 117             System.out.println("Key typing done: " + eventsCount + " events.");
 118 
 119             if (eventsCount == 0) {
 120                 throw new RuntimeException("No events were received");
 121             }
 122 
 123             if (failed) {
 124                 throw new RuntimeException("Test failed.");
 125             }
 126 
 127             System.out.println("Success!");
 128         } finally {
 129             frame.dispose();
 130         }
 131     }
 132 }