jdk-24/test/jdk/javax/swing/JTextArea/TestAltUpDown.java
2022-09-05 10:47:48 +00:00

119 lines
4.4 KiB
Java

/*
* Copyright (c) 2022, 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
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* questions.
*/
/* @test
@bug 8267374
@key headful
@requires (os.family == "mac")
@summary Verifies ALT+Up/ALT+Down keypress move cursor to start/end of textline.
@run main TestAltUpDown
*/
import java.awt.Robot;
import java.awt.event.KeyEvent;
import javax.swing.JFrame;
import javax.swing.JTextArea;
import javax.swing.SwingUtilities;
import javax.swing.text.BadLocationException;
import javax.swing.text.Utilities;
public class TestAltUpDown {
private static JFrame frame;
private static JTextArea textArea;
volatile static int caretPosition;
volatile static int rowEnd;
volatile static int rowStart;
public static void main(String[] args) throws Exception {
try {
SwingUtilities.invokeAndWait(() -> {
textArea = new JTextArea(20, 40);
textArea.setLineWrap(true);
textArea.setText("This is first line\n" +
"This is second line\n" +
"This is thrid line");
textArea.setCaretPosition(0);
frame = new JFrame("Alt-Arrow Bug");
frame.add(textArea);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
});
Robot robot = new Robot();
robot.waitForIdle();
robot.delay(1000);
robot.keyPress(KeyEvent.VK_ALT);
robot.keyPress(KeyEvent.VK_DOWN);
robot.keyRelease(KeyEvent.VK_DOWN);
robot.keyRelease(KeyEvent.VK_ALT);
SwingUtilities.invokeAndWait(() -> {
caretPosition = textArea.getCaretPosition();
try {
rowEnd = Utilities.getRowEnd(textArea, caretPosition);
} catch (BadLocationException ex) {
throw new RuntimeException(ex);
}
System.out.println("caretPosition" + caretPosition + " rowEnd " + rowEnd);
});
if (caretPosition != rowEnd) {
throw new RuntimeException("Option+Down doesn't move the cursor");
}
robot.delay(1000);
robot.keyPress(KeyEvent.VK_ALT);
robot.keyPress(KeyEvent.VK_DOWN);
robot.keyRelease(KeyEvent.VK_DOWN);
robot.keyRelease(KeyEvent.VK_ALT);
robot.delay(1000);
robot.keyPress(KeyEvent.VK_ALT);
robot.keyPress(KeyEvent.VK_UP);
robot.keyRelease(KeyEvent.VK_UP);
robot.keyRelease(KeyEvent.VK_ALT);
robot.delay(1000);
robot.keyPress(KeyEvent.VK_ALT);
robot.keyPress(KeyEvent.VK_UP);
robot.keyRelease(KeyEvent.VK_UP);
robot.keyRelease(KeyEvent.VK_ALT);
caretPosition = textArea.getCaretPosition();
try {
rowStart = Utilities.getRowStart(textArea, caretPosition);
} catch (BadLocationException bex) {
throw new RuntimeException(bex);
}
System.out.println("caretPosition" + caretPosition + " rowStart " + rowStart);
if (caretPosition != 0) {
throw new RuntimeException("Option+Up doesn't move the cursor");
}
} finally {
SwingUtilities.invokeAndWait(() -> {
if (frame != null) {
frame.dispose();
}
});
}
}
}