Testcase for java keybinding / keyboard layout problem

Test.java

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

class Item extends JMenuItem {
    public void addNotify() {
        System.out.println("Add\n");
    }
    public Item(String s) { super(s); }
}

public class Test {
    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> {
            JFrame frame = new JFrame();
            JMenuBar bar = new JMenuBar();
            JButton button = new JButton("Button Ctrl-Z");
            JTextArea text = new JTextArea("");
            JMenu menu = new JMenu("Menu");
            JMenuItem item1 = new Item( "Item 1" );
            JMenuItem item2 = new JMenuItem( "Item 2" );

            item1.addActionListener((ActionEvent e) -> text.append("Menuitem 1\n"));
            item2.addActionListener((ActionEvent e) -> text.append("Menuitem 2\n"));
            button.addActionListener((ActionEvent e) -> text.append("Button click\n"));

            item1.setAccelerator(KeyStroke.getKeyStroke('Q', KeyEvent.CTRL_MASK));
            item2.setAccelerator(KeyStroke.getKeyStroke('W', KeyEvent.CTRL_MASK));
            KeyStroke keyStroke = KeyStroke.getKeyStroke('Z', KeyEvent.CTRL_MASK);
            ActionListener action = (ActionEvent) -> text.append("Button key\n");
            button.registerKeyboardAction(action, "action", keyStroke, JComponent.WHEN_IN_FOCUSED_WINDOW);

            menu.add(item1);
            menu.add(item2);
            bar.add(menu);

            text.setEnabled(false);
            frame.setLayout(new BorderLayout());
            frame.add(button, BorderLayout.SOUTH);
            frame.add(text, BorderLayout.CENTER);
            frame.setJMenuBar(bar);
            frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
            frame.setSize(200,200);
            frame.setVisible(true);
        });
    }
}