1 /*
   2  * Copyright (c) 2007, 2011, 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 6480024
  27   @library ../../../regtesthelpers
  28   @build Util Sysout AbstractTest
  29   @summary check that the wheel event is generated over the JFrame
  30   @author Andrei Dmitriev: area=awt.event
  31   @run main InfiniteRecursion_4
  32 */
  33 
  34 /**
  35  * InfiniteRecursion_4.java
  36  *
  37  * summary: create simple JFrame and check that the WheelEvent is generated over it.
  38  */
  39 
  40 import java.awt.*;
  41 import java.awt.event.*;
  42 import javax.swing.*;
  43 import test.java.awt.regtesthelpers.Util;
  44 import test.java.awt.regtesthelpers.AbstractTest;
  45 import test.java.awt.regtesthelpers.Sysout;
  46 
  47 public class InfiniteRecursion_4 {
  48     final static Robot robot = Util.createRobot();
  49     final static int MOVE_COUNT = 5;
  50     //*2 for both rotation directions over a single frame without any siblings
  51     final static int EXPECTED_COUNT = MOVE_COUNT * 2;
  52     static int actualEvents = 0;
  53 
  54     public static void main(String []s)
  55     {
  56         JFrame frame = new JFrame("A test frame");
  57 
  58         frame.setSize(200, 200);
  59         frame.addMouseWheelListener(new MouseWheelListener() {
  60                 public void mouseWheelMoved(MouseWheelEvent e)
  61                 {
  62                     System.out.println("Wheel moved on FRAME : "+e);
  63                     actualEvents++;
  64                 }
  65             });
  66 
  67         frame.setVisible(true);
  68 
  69         Util.waitForIdle(robot);
  70 
  71         Util.pointOnComp(frame, robot);
  72         Util.waitForIdle(robot);
  73 
  74         for (int i = 0; i < MOVE_COUNT; i++){
  75             robot.mouseWheel(1);
  76             robot.delay(10);
  77         }
  78 
  79         for (int i = 0; i < MOVE_COUNT; i++){
  80             robot.mouseWheel(-1);
  81             robot.delay(10);
  82         }
  83 
  84         Util.waitForIdle(robot);
  85         //Not fair to check for multiplier 4 as it's not specified actual number of WheelEvents
  86         //result in a single wheel rotation.
  87         if (actualEvents != EXPECTED_COUNT) {
  88             AbstractTest.fail("Expected events count: "+ EXPECTED_COUNT+" Actual events count: "+ actualEvents);
  89         }
  90     }
  91 }