jdk-24/test/jdk/javax/swing/JMenu/4515762/bug4515762.java

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import java.awt.Robot;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.SwingUtilities;

/**
 * @test
 * @key headful
 * @bug 4515762
 * @author Mark Davidson
 * @summary Tests the ability to support duplicate mnemonics
 * @library ../../regtesthelpers
 * @build Util
 * @run main bug4515762
 */
public class bug4515762 {

    private static volatile boolean actionExpected;
    private static volatile boolean actionRecieved;
    private static JFrame frame;

    /**
     * @param str name of Menu
     */
    private static JMenuBar createMenuBar() {
        JMenuBar menubar = new JMenuBar();

        // Duplicate menu item test for 4515762
        JMenu menu = new JMenu("Duplicate Menu");
        menu.setMnemonic('D');
        menu.add(createMenuItem("Sunday", 'S'));
        menu.add(createMenuItem("Monday", 'M'));

        menu.add(createMenuItem("Tuesday", 'S'));
        menu.add(createMenuItem("Wednesday", 'S'));
        menu.add(createMenuItem("Thursday", 'S'));
        menu.add(createMenuItem("Friday", 'F'));
        menu.add(createMenuItem("Saturday", 'S'));

        // Control with unique menu
        JMenu menu2 = new JMenu("Unique Menu");
        menu2.setMnemonic('U');
        menu2.add(createMenuItem("Sunday", 'S'));
        menu2.add(createMenuItem("Monday", 'M'));

        menu2.add(createMenuItem("Tuesday", 'T'));
        menu2.add(createMenuItem("Wednesday", 'W'));
        menu2.add(createMenuItem("Thursday", 'U'));
        menu2.add(createMenuItem("Friday", 'F'));
        menu2.add(createMenuItem("Saturday", 'A'));

        menubar.add(menu);
        menubar.add(menu2);

        return menubar;
    }

    /**
     * Creates and returns the menu item.
     */
    private static JMenuItem createMenuItem(String name, char mnemonic) {
        JMenuItem menuItem = new JMenuItem(name, mnemonic);
        menuItem.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent evt) {
                JMenuItem item = (JMenuItem) evt.getSource();
                if (actionExpected == false) {
                    throw new RuntimeException("Menu Action: "
                            + item.getText() + " should not be called");
                } else {
                    actionRecieved = true;
                }
            }
        });

        return menuItem;
    }

    public static void checkAction(String str) {
        if (actionRecieved == true) {
            actionRecieved = false;
        } else {
            throw new RuntimeException("Action has not been received: " + str);
        }
    }

    public static void main(String[] args) throws Throwable {
        try {
            Robot robot = new Robot();
            robot.setAutoDelay(100);

            SwingUtilities.invokeAndWait(new Runnable() {

                @Override
                public void run() {
                    frame = new JFrame("Test");
                    frame.setJMenuBar(createMenuBar());
                    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                    frame.setLocationRelativeTo(null);
                    frame.pack();
                    frame.setVisible(true);
                    frame.toFront();
                }
            });

            robot.waitForIdle();
            robot.delay(1000);

            Util.hitMnemonics(robot, KeyEvent.VK_D);
            robot.waitForIdle();

            // Press the S key many times (should not cause an action peformed)
            int TIMES = 5;
            for (int i = 0; i < TIMES; i++) {
                robot.keyPress(KeyEvent.VK_S);
                robot.keyRelease(KeyEvent.VK_S);
                robot.waitForIdle();
            }
            robot.waitForIdle();

            // Unique menu items.
            actionExpected = true;
            Util.hitMnemonics(robot, KeyEvent.VK_U);

            robot.waitForIdle();
            robot.keyPress(KeyEvent.VK_S);
            robot.keyRelease(KeyEvent.VK_S);
            robot.waitForIdle();

            checkAction("pressing VK_S");

            Util.hitMnemonics(robot, KeyEvent.VK_U);
            robot.waitForIdle();

            robot.keyPress(KeyEvent.VK_M);
            robot.keyRelease(KeyEvent.VK_M);
            robot.waitForIdle();

            checkAction("pressing VK_M");

            Util.hitMnemonics(robot, KeyEvent.VK_U);
            robot.waitForIdle();
            robot.keyPress(KeyEvent.VK_T);
            robot.keyRelease(KeyEvent.VK_T);
            robot.waitForIdle();

            checkAction("pressing VK_T");

            Util.hitMnemonics(robot, KeyEvent.VK_U);
            robot.waitForIdle();
            robot.keyPress(KeyEvent.VK_W);
            robot.keyRelease(KeyEvent.VK_W);
            robot.waitForIdle();

            checkAction("pressing VK_W");

            Util.hitMnemonics(robot, KeyEvent.VK_U);
            robot.waitForIdle();
            robot.keyPress(KeyEvent.VK_U);
            robot.keyRelease(KeyEvent.VK_U);
            robot.waitForIdle();

            checkAction("pressing VK_U");
        } finally {
            if (frame != null) SwingUtilities.invokeAndWait(() -> frame.dispose());
        }
    }
}