1 /*
   2  * Copyright (c) 2014, 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 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  * @key headful
  35  * @bug 8046495
  36  * @summary Verifies that mouse/key events has always increasing 'when' timestamps
  37  * @author Anton Nashatyrev
  38  * @run main EventWhenTest
  39  */
  40 public class EventWhenTest {
  41 
  42     private static volatile int eventsCount = 0;
  43     private static volatile boolean failed = false;
  44 
  45     static {
  46         Toolkit.getDefaultToolkit().addAWTEventListener(new AWTEventListener() {
  47             long lastWhen = 0;
  48 
  49             @Override
  50             public void eventDispatched(AWTEvent event) {
  51                 long curWhen;
  52                 if (event instanceof KeyEvent) {
  53                     curWhen = ((KeyEvent) event).getWhen();
  54                 } else if (event instanceof MouseEvent) {
  55                     curWhen = ((MouseEvent) event).getWhen();
  56                 } else {
  57                     return;
  58                 }
  59 
  60                 eventsCount++;
  61 
  62                 if (curWhen < lastWhen) {
  63                     System.err.println("FAILED: " + curWhen + " < " + lastWhen +
  64                         " for " + event);
  65                     failed = true;
  66                 } else {
  67                     lastWhen = curWhen;
  68                 }
  69             }
  70         }, AWTEvent.KEY_EVENT_MASK | AWTEvent.MOUSE_EVENT_MASK);
  71     }
  72 
  73     public static void main(String[] args) throws Exception {
  74 
  75         SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();
  76         Frame frame = new Frame();
  77 
  78         try {
  79             Button b = new Button("Button");
  80             frame.setBounds(300, 300, 300, 300);
  81             frame.add(b);
  82             frame.setVisible(true);
  83             toolkit.realSync();
  84 
  85             Robot robot = new Robot();
  86             robot.mouseMove((int)frame.getLocationOnScreen().getX() + 150,
  87                     (int)frame.getLocationOnScreen().getY() + 150);
  88 
  89             eventsCount = 0;
  90             System.out.println("Clicking mouse...");
  91             for (int i = 0; i < 300 && !failed; i++) {
  92                 robot.mousePress(InputEvent.BUTTON1_MASK);
  93                 robot.mouseRelease(InputEvent.BUTTON1_MASK);
  94                 Thread.sleep(10);
  95                 b.setLabel("Click: " + i);
  96             }
  97 
  98             if (eventsCount == 0) {
  99                 throw new RuntimeException("No events were received");
 100             }
 101 
 102             if (failed) {
 103                 throw new RuntimeException("Test failed.");
 104             }
 105             System.out.println("Clicking mouse done: " + eventsCount + " events.");
 106 
 107             b.requestFocusInWindow();
 108             toolkit.realSync();
 109 
 110             eventsCount = 0;
 111             System.out.println("Typing a key...");
 112             for (int i = 0; i < 300 && !failed; i++) {
 113                 robot.keyPress(KeyEvent.VK_A);
 114                 robot.keyRelease(KeyEvent.VK_A);
 115                 Thread.sleep(10);
 116                 b.setLabel("Type: " + i);
 117             }
 118             System.out.println("Key typing done: " + eventsCount + " events.");
 119 
 120             if (eventsCount == 0) {
 121                 throw new RuntimeException("No events were received");
 122             }
 123 
 124             if (failed) {
 125                 throw new RuntimeException("Test failed.");
 126             }
 127 
 128             System.out.println("Success!");
 129         } finally {
 130             frame.dispose();
 131         }
 132     }
 133 }