1/*
2 * Copyright (c) 2012, 2015, 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
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22 */
23
24/**
25 * @test PostEventOrderingTest.java
26 * @bug 4171596 6699589
27 * @summary Checks that the posting of events between the PostEventQueue
28 * @summary and the EventQueue maintains proper ordering.
29 * @modules java.desktop/sun.awt
30 * @run main PostEventOrderingTest
31 * @author fredx
32 */
33
34import java.awt.*;
35import java.awt.event.*;
36import sun.awt.AppContext;
37import sun.awt.SunToolkit;
38
39public class PostEventOrderingTest {
40    static boolean testPassed = true;
41
42    public static void main(String[] args) throws Throwable {
43        EventQueue q = Toolkit.getDefaultToolkit().getSystemEventQueue();
44        for (int i = 0; i < 100; i++) {
45            for (int j = 0; j < 100; j++) {
46                q.postEvent(new PostActionEvent());
47                for (int k = 0; k < 10; k++) {
48                    SunToolkit.postEvent(AppContext.getAppContext(), new PostActionEvent());
49                }
50            }
51            for (int k = 0; k < 100; k++) {
52                SunToolkit.postEvent(AppContext.getAppContext(), new PostActionEvent());
53            }
54        }
55
56        for (;;) {
57            Thread.currentThread().sleep(100);
58            if (q.peekEvent() == null) {
59                Thread.currentThread().sleep(100);
60                if (q.peekEvent() == null)
61                    break;
62            }
63        }
64
65        if (!testPassed) {
66            throw new Exception("PostEventOrderingTest FAILED -- events dispatched out of order.");
67        } else {
68            System.out.println("PostEventOrderingTest passed!");
69        }
70    }
71}
72
73class PostActionEvent extends ActionEvent implements ActiveEvent {
74    static int counter = 0;
75    static int mostRecent = -1;
76
77    int myval;
78
79    public PostActionEvent() {
80        super("", ACTION_PERFORMED, "" + counter);
81        myval = counter++;
82    }
83
84    public void dispatch() {
85        //System.out.println("myval = "+myval+", mostRecent = "+mostRecent+", diff = "+(myval-mostRecent)+".");
86        if ((myval - mostRecent) != 1)
87            PostEventOrderingTest.testPassed = false;
88        mostRecent = myval;
89    }
90}
91