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 * 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
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 * questions.
 */

/*
 * @test
 * @key headful
 * @bug 8229856
 * @requires (os.family == "mac")
 * @summary [macos] Opening a menu on a JTextField can clear the text selection
 * @run main ContextualMenuClearsTextSelectionTest
 */

import javax.swing.JFrame;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;
import javax.swing.WindowConstants;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.Point;
import java.awt.Robot;

public class ContextualMenuClearsTextSelectionTest {
    private static Robot robot;
    private static Point p;
    private static JTextField textField;
    private static JPopupMenu popupMenu;
    private static JFrame frame;
    private static boolean isSelectionCleared;
    public static void main(String[] args) throws Exception{
        if (!System.getProperty("os.name").startsWith("Mac")) {
            System.out.println("This test is meant for Mac platform only");
            return;
        }
        try {
            robot = new Robot();
            robot.setAutoDelay(50);
            SwingUtilities.invokeAndWait(() -> {
                createAndShowGUI();
            });
            robot.waitForIdle();
            SwingUtilities.invokeAndWait(() -> {
                p = textField.getLocationOnScreen();
                textField.requestFocusInWindow();
            });
            robot.delay(200);
            robot.waitForIdle();

            robot.mouseMove(p.x + 10, p.y + 10);
            robot.waitForIdle();

            robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
            robot.waitForIdle();

            robot.delay(2000);

            robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
            robot.waitForIdle();

            robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
            robot.waitForIdle();

            robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
            robot.waitForIdle();

            robot.keyPress(KeyEvent.VK_CONTROL);
            robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
            robot.waitForIdle();

            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
            robot.keyRelease(KeyEvent.VK_CONTROL);
            robot.waitForIdle();

            SwingUtilities.invokeAndWait(() -> {
                isSelectionCleared = textField.getSelectedText() == null
                                        ? true : false ;
            });

            if (isSelectionCleared) {
                throw new RuntimeException("Text selection is cleared");
            }
        } finally {
            if (frame != null) SwingUtilities.invokeAndWait(() ->
                frame.dispose());
        }
    }

    private static void createAndShowGUI() {
        frame =  new JFrame();
        frame.setLayout(new BorderLayout());
        frame.setSize(200,200);
        textField = new JTextField("word");
        textField.setSize(100,20);
        popupMenu = new JPopupMenu();
        popupMenu.add(new JMenuItem("Apple"));
        popupMenu.add(new JMenuItem("Pear"));
        popupMenu.add(new JMenuItem("Grape"));
        createPopup(textField);

        frame.add(textField, BorderLayout.NORTH);
        frame.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
        frame.pack();
        frame.setVisible(true);
    }

    private static void createPopup(JTextField f) {
        MouseAdapter a = new MouseAdapter() {
            public void mousePressed(MouseEvent e) {
                if (e.isPopupTrigger()) {
                    showPopupMenu(e);
                }
            }
            public void mouseReleased(MouseEvent e) {
                if (e.isPopupTrigger()) {
                    showPopupMenu(e);
                }
            }
            private void showPopupMenu(MouseEvent e) {
                popupMenu.show((Component) e.getSource(), e.getX(), e.getY());
            }
        };
        f.addMouseListener(a);
    }
}