test/jdk/javax/swing/JButton/4368790/bug4368790.java

/*
 * Copyright (c) 2009, 2010, 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 4368790
 *    @summary JButton stays pressed when focus stolen
 *    @author Alexander Potochkin
 *    @run main bug4368790
 */

import javax.swing.*;
import java.awt.*;
import java.awt.event.KeyEvent;

public class bug4368790 {
    private static JButton b1;
    private static JFrame frame;

    private static void createGui() {
        frame = new JFrame();
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setLayout(new FlowLayout());

        b1 = new JButton("Button1");
        frame.add(b1);
        frame.add(new JButton("Button2"));

        frame.setSize(200, 200);
        frame.setLocationRelativeTo(null);
        frame.setVisible(true);
        b1.requestFocus();
    }

    public static void main(String[] args) throws Exception {
        try {
            Robot robot = new Robot();
            robot.setAutoDelay(50);
            SwingUtilities.invokeAndWait(new Runnable() {
                public void run() {
                    bug4368790.createGui();
                }
            });
            robot.waitForIdle();
            robot.keyPress(KeyEvent.VK_SPACE);
            robot.keyPress(KeyEvent.VK_TAB);
            robot.keyRelease(KeyEvent.VK_TAB);
            robot.keyRelease(KeyEvent.VK_SPACE);
            robot.waitForIdle();
            if (b1.getModel().isPressed()) {
                throw new RuntimeException("The button is unexpectedly pressed");
            }
        } finally {
            if (frame != null) SwingUtilities.invokeAndWait(() -> frame.dispose());
        }
    }
}