8316947: Write a test to check textArea triggers MouseEntered/MouseExited events properly
Reviewed-by: tr, honkar, aivanov
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test/jdk/java/awt/event/MouseEvent/MouseEnterExitTest.java
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132
test/jdk/java/awt/event/MouseEvent/MouseEnterExitTest.java
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/*
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* Copyright (c) 2007, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.Dimension;
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import java.awt.EventQueue;
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import java.awt.FlowLayout;
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import java.awt.Frame;
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import java.awt.List;
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import java.awt.Point;
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import java.awt.Robot;
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import java.awt.TextArea;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseListener;
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/*
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* @test
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* @key headful
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* @bug 4454304
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* @summary On Solaris, TextArea triggers MouseEntered when the mouse is inside the component
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* @run main MouseEnterExitTest
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*/
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public class MouseEnterExitTest {
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private static Frame frame;
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private volatile static boolean entered = false;
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private volatile static boolean exited = false;
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private volatile static boolean passed = true;
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private volatile static Point compAt;
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private volatile static Dimension compSize;
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private static final MouseListener mouseListener = new MouseAdapter() {
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@Override
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public void mouseEntered(MouseEvent e) {
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System.out.println(
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"MouseEntered component " + e.getSource().getClass().getName());
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if (entered) {
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passed = false;
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}
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entered = true;
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exited = false;
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}
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@Override
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public void mouseExited(MouseEvent e) {
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System.out.println(
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"MouseExited component " + e.getSource().getClass().getName());
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if (exited) {
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passed = false;
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}
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entered = false;
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exited = true;
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}
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};
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private static void initializeGUI() {
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frame = new Frame("MouseEnterExitTest");
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frame.setLayout(new FlowLayout());
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List list = new List(4);
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for (int i = 0; i < 10; i++) {
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list.add("item " + i);
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}
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list.addMouseListener(mouseListener);
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frame.add(list);
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TextArea textArea = new TextArea("TextArea", 10, 20);
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textArea.addMouseListener(mouseListener);
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frame.add(textArea);
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frame.pack();
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frame.setLocationRelativeTo(null);
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frame.setVisible(true);
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}
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public static void main(String[] args) throws Exception {
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try {
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Robot robot = new Robot();
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robot.setAutoDelay(100);
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robot.setAutoWaitForIdle(true);
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EventQueue.invokeAndWait(MouseEnterExitTest::initializeGUI);
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robot.waitForIdle();
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EventQueue.invokeAndWait(() -> {
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compAt = frame.getLocationOnScreen();
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compSize = frame.getSize();
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});
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compAt.y += compSize.getHeight() / 2;
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int xr = compAt.x + compSize.width + 1;
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for (int i = compAt.x - 5; (i < xr) && passed; i++) {
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robot.mouseMove(i, compAt.y);
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}
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if (!passed || entered || !exited) {
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throw new RuntimeException(
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"MouseEnterExitTest FAILED. MouseEntered/MouseExited "
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+ "not properly triggered. Please see the log");
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}
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System.out.println("Test PASSED");
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} finally {
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EventQueue.invokeAndWait(MouseEnterExitTest::disposeFrame);
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}
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}
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private static void disposeFrame() {
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if (frame != null) {
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frame.dispose();
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}
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}
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}
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