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