8332901: Select{Current,New}ItemTest.java for Choice don't open popup on macOS

Move SelectCurrentItemTest.java to java/awt/Choice/SelectItem/.
Move SelectNewItemTest.java to java/awt/Choice/SelectItem/.
Use latches to control test flow instead of delays.
Encapsulate the common logic in SelectCurrentItemTest.
Provide overridable checkXXX() methods to modify conditions.
Provide an overridable method which defines where to click
in the choice popup to select an item.

Backport-of: ef96a7b014795f366af3a90ef8f474cfb621197f

Author: GoeLin

test/jdk/ProblemList.txt

@@ -509,9 +509,6 @@ java/awt/KeyboardFocusmanager/ConsumeNextMnemonicKeyTypedTest/ConsumeNextMnemoni
 java/awt/Window/GetScreenLocation/GetScreenLocationTest.java 8225787 linux-x64
 java/awt/Dialog/MakeWindowAlwaysOnTop/MakeWindowAlwaysOnTop.java 8266243 macosx-aarch64
 
-# This test fails on macOS 14
-java/awt/Choice/SelectNewItemTest/SelectNewItemTest.java 8324782 macosx-all
-
 # Wayland related
 
 java/awt/FullScreen/FullscreenWindowProps/FullscreenWindowProps.java 8280991 linux-x64

test/jdk/java/awt/Choice/SelectCurrentItemTest/SelectCurrentItemTest.java

@@ -0,0 +1,207 @@
+/*
+ * Copyright (c) 2002, 2024, 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.
+ */
+
+import java.awt.AWTException;
+import java.awt.BorderLayout;
+import java.awt.Choice;
+import java.awt.EventQueue;
+import java.awt.Frame;
+import java.awt.Point;
+import java.awt.Rectangle;
+import java.awt.Robot;
+import java.awt.event.InputEvent;
+import java.awt.event.ItemEvent;
+import java.awt.event.ItemListener;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import java.lang.reflect.InvocationTargetException;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicReference;
+
+/*
+ * @test
+ * @bug 4902933 8197810
+ * @summary Test that selecting the current item does not send an ItemEvent
+ * @key headful
+ * @run main SelectCurrentItemTest
+*/
+public class SelectCurrentItemTest
+        extends WindowAdapter
+        implements ItemListener {
+    private static Frame frame;
+    private static Choice choice;
+
+    private final Robot robot;
+
+    private final CountDownLatch windowOpened = new CountDownLatch(1);
+    private final CountDownLatch mouseClicked = new CountDownLatch(1);
+
+    protected final CountDownLatch itemStateChanged = new CountDownLatch(1);
+
+    protected SelectCurrentItemTest() throws AWTException {
+        robot = new Robot();
+        robot.setAutoDelay(250);
+    }
+
+    private void createUI() {
+        frame = new Frame(getClass().getName());
+        frame.setLayout(new BorderLayout());
+
+        choice = new Choice();
+        for (int i = 0; i < 10; i++) {
+            choice.add("Choice Item " + i);
+        }
+        choice.addItemListener(this);
+        choice.addMouseListener(new MouseAdapter() {
+            @Override
+            public void mouseClicked(MouseEvent e) {
+                System.out.println("mouseClicked()");
+                mouseClicked.countDown();
+            }
+        });
+
+        frame.add(choice, BorderLayout.CENTER);
+
+        frame.addWindowListener(this);
+
+        frame.setLocationRelativeTo(null);
+        frame.setResizable(false);
+        frame.pack();
+        frame.setVisible(true);
+    }
+
+    protected final void runTest()
+            throws InterruptedException, InvocationTargetException {
+        try {
+           doTest();
+        } finally {
+            EventQueue.invokeAndWait(this::dispose);
+        }
+    }
+
+    private void doTest()
+            throws InterruptedException, InvocationTargetException {
+        EventQueue.invokeAndWait(this::createUI);
+
+        if (!windowOpened.await(2, TimeUnit.SECONDS)) {
+            throw new RuntimeException("Frame is not open in time");
+        }
+        robot.waitForIdle();
+
+        final int initialIndex = getSelectedIndex();
+
+        final Rectangle choiceRect = getChoiceRect();
+
+        // Open the choice popup
+        robot.mouseMove(choiceRect.x + choiceRect.width - 10,
+                        choiceRect.y + choiceRect.height / 2);
+        robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
+        robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
+
+        if (!mouseClicked.await(500, TimeUnit.MILLISECONDS)) {
+            throw new RuntimeException("Mouse is not clicked in time");
+        }
+        robot.waitForIdle();
+
+        // Click an item in the choice popup
+        final Point pt = getClickLocation(choiceRect);
+        robot.mouseMove(pt.x, pt.y);
+        robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
+        robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
+
+        robot.waitForIdle();
+
+        checkItemStateChanged();
+
+        final int currentIndex = getSelectedIndex();
+        System.out.println("initialIndex = " + initialIndex);
+        System.out.println("currentIndex = " + currentIndex);
+        checkSelectedIndex(initialIndex, currentIndex);
+    }
+
+    protected void checkItemStateChanged() throws InterruptedException {
+        if (itemStateChanged.await(500, TimeUnit.MILLISECONDS)) {
+            throw new RuntimeException("ItemEvent is received but unexpected");
+        }
+    }
+
+    protected void checkSelectedIndex(final int initialIndex,
+                                      final int currentIndex) {
+        if (initialIndex != currentIndex) {
+            throw new RuntimeException("Selected index in Choice should not change");
+        }
+    }
+
+    /**
+     * {@return the location for clicking choice popup to select an item}
+     * @param choiceRect the bounds of the Choice component
+     */
+    protected Point getClickLocation(final Rectangle choiceRect) {
+        // Click on the first item in the popup, it's the selected item
+        return new Point(choiceRect.x + choiceRect.width / 2,
+                         choiceRect.y + choiceRect.height + 3);
+    }
+
+    private int getSelectedIndex()
+            throws InterruptedException, InvocationTargetException {
+        AtomicInteger index = new AtomicInteger();
+        EventQueue.invokeAndWait(() -> index.set(choice.getSelectedIndex()));
+        return index.get();
+    }
+
+    private Rectangle getChoiceRect()
+            throws InterruptedException, InvocationTargetException {
+        AtomicReference<Rectangle> rect = new AtomicReference<>();
+        EventQueue.invokeAndWait(
+                () -> rect.set(new Rectangle(choice.getLocationOnScreen(),
+                                             choice.getSize())));
+        return rect.get();
+    }
+
+    public static void main(String... args) throws Exception {
+        new SelectCurrentItemTest().runTest();
+    }
+
+    private void dispose() {
+        if (frame != null) {
+            frame.dispose();
+        }
+    }
+
+    @Override
+    public final void itemStateChanged(ItemEvent e) {
+        System.out.println("itemStateChanged: " + e);
+        itemStateChanged.countDown();
+    }
+
+    @Override
+    public final void windowOpened(WindowEvent e) {
+        System.out.println("windowActivated()");
+        windowOpened.countDown();
+    }
+
+}