| /* |
| * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @key headful |
| * @bug 8176490 |
| * @summary Tests that there is no hang or deadlock when the visibility |
| * of parent and child windows is changed. |
| * @library ../../regtesthelpers |
| * @build Util |
| * @run main/timeout=20 WindowDeadlockTest |
| */ |
| |
| import java.awt.Dialog; |
| import java.awt.Frame; |
| import java.awt.Robot; |
| |
| import test.java.awt.regtesthelpers.Util; |
| |
| public class WindowDeadlockTest { |
| public static void main(String[] args) throws Exception { |
| Robot robot = Util.createRobot(); |
| |
| Frame main = new Frame("Main"); |
| main.setBounds(0, 0, 200, 100); |
| main.setVisible(true); |
| |
| Dialog first = new Dialog(main, "First"); |
| first.setBounds(250, 0, 200, 100); |
| first.setVisible(true); |
| |
| Dialog second = new Dialog(first, "Second"); |
| second.setBounds(0, 150, 200, 100); |
| second.setVisible(true); |
| |
| Util.waitForIdle(robot); |
| robot.delay(2000); |
| |
| Dialog third = new Dialog(first, "Third", false); |
| third.setBounds(250, 150, 200, 100); |
| third.setVisible(true); |
| first.setVisible(false); // the hang takes place here |
| |
| Util.waitForIdle(robot); |
| robot.delay(2000); |
| |
| third.dispose(); |
| second.dispose(); |
| first.dispose(); |
| main.dispose(); |
| } |
| } |