RobotWheelTest.java revision 14851:980da45565c8 
1/*
2 * Copyright (c) 1998, 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 */
23import java.awt.Button;
24import java.awt.Frame;
25import java.awt.Rectangle;
26import java.awt.Robot;
27import jdk.testlibrary.OSInfo;
28
29/*
30 * @test 1.2 98/08/05
31 * @key headful
32 * @bug 4373478 8079255
33 * @summary Test mouse wheel functionality of Robot
34 * @author bchristi: area=Robot
35 * @library ../../../../lib/testlibrary
36 * @build jdk.testlibrary.OSInfo
37 * @run main RobotWheelTest
38 */
39public class RobotWheelTest {
40
41    private static final int NUMTESTS = 20;
42    private static volatile int wheelRotation;
43
44    public static void main(String[] args) throws Exception {
45
46        Frame frame = null;
47        try {
48            int wheelSign = OSInfo.getOSType().equals(OSInfo.OSType.MACOSX) ? -1 : 1;
49
50            frame = new Frame();
51            frame.setSize(200, 200);
52            Button button = new Button("WheelButton");
53            button.addMouseWheelListener(e -> wheelRotation = e.getWheelRotation());
54            frame.add(button);
55            frame.setVisible(true);
56
57            Robot robot = new Robot();
58            robot.setAutoDelay(100);
59            robot.waitForIdle();
60
61            Rectangle bounds = frame.getBounds();
62            int centerX = bounds.x + bounds.width / 2;
63            int centerY = bounds.y + bounds.height / 2;
64            robot.mouseMove(centerX, centerY);
65            robot.waitForIdle();
66
67            for (int i = -NUMTESTS; i <= NUMTESTS; i++) {
68                if (i == 0) {
69                    continue;
70                }
71                robot.mouseWheel(i);
72                robot.waitForIdle();
73                if (i != wheelSign * wheelRotation) {
74                    throw new RuntimeException("wheelRotation = " + wheelRotation
75                            + ", expected value = " + i);
76                }
77            }
78        } finally {
79            if (frame != null) {
80                frame.dispose();
81            }
82        }
83    }
84}
85