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8353685: Open some JComboBox bugs 4

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Reviewed-by: honkar, kizune
This commit is contained in:
Alisen Chung 2025-04-22 07:45:56 +00:00
parent 17b080b2c9
commit 0b2a2f38d0
3 changed files with 255 additions and 0 deletions
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86
test/jdk/javax/swing/JComboBox/bug4212498.java Normal file
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/*
* Copyright (c) 2001, 2025, 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.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
/*
* @test
* @bug 4212498
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual bug4212498
*/
public class bug4212498 {
static JPanel panel = new JPanel();
static JComboBox comboBox = new JComboBox(new Object[]{
"Coma Berenices",
"Triangulum",
"Camelopardis",
"Cassiopea"});
private static final String INSTRUCTIONS = """
Edit the value in the text field (without using the popup)
and then press the tab key. If the number doesn't increase,
then test fails.
Also, try tabbing out without making a change. The number
should NOT increase unless the user changes something.
""";
public static void main(String[] args) throws Exception {
PassFailJFrame.builder()
.title("Instructions")
.instructions(INSTRUCTIONS)
.columns(50)
.testUI(bug4212498::createTestUI)
.build()
.awaitAndCheck();
}
public static JFrame createTestUI() {
JFrame frame = new JFrame("bug4212498");
comboBox.setEditable(true);
final JLabel label = new JLabel("0");
ActionListener actionListener =
e -> label.setText("" + (Integer.parseInt(label.getText()) + 1));
comboBox.addActionListener(actionListener);
panel.add(comboBox);
panel.add(label);
panel.add(new JButton("B"));
frame.getContentPane().add(panel);
frame.pack();
frame.setLocationRelativeTo(null);
return frame;
}
}

75
test/jdk/javax/swing/JComboBox/bug4459267.java Normal file
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/*
* Copyright (c) 2001, 2025, 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.BorderLayout;
import java.awt.Robot;
import java.awt.event.KeyEvent;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
/*
* @test
* @bug 4459267
* @summary Tests that pressing PageUp in combo popup list doesn't cause
* stack overflow
* @key headful
* @run main bug4459267
*/
public class bug4459267 {
static JFrame frame;
public static void main(String[] args) throws Exception {
try {
Robot robot = new Robot();
robot.setAutoDelay(250);
SwingUtilities.invokeAndWait(() -> createTestUI());
robot.waitForIdle();
robot.delay(1000);
robot.keyPress(KeyEvent.VK_PAGE_UP);
robot.keyRelease(KeyEvent.VK_PAGE_UP);
robot.waitForIdle();
} finally {
SwingUtilities.invokeAndWait(() -> {
if (frame != null) {
frame.dispose();
}
});
}
}
public static void createTestUI() {
frame = new JFrame("bug4459267");
JComboBox jcmb = new JComboBox();
jcmb.addItem("JComobo1");
jcmb.addItem("Item2");
jcmb.addItem("Item3");
frame.getContentPane().add(jcmb, BorderLayout.NORTH);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
}

94
test/jdk/javax/swing/JComboBox/bug4519269.java Normal file
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/*
* Copyright (c) 2001, 2025, 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.Point;
import java.awt.Robot;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
/*
* @test
* @bug 4519269
* @summary Tests that DefaultKeySelectionManager doesn't throw NPE
* @key headful
* @run main bug4519269
*/
public class bug4519269 {
static JFrame frame;
static JComboBox combo;
static Point p;
static Object[] data = {new CustomString("Item 1"), new CustomString("Item 2"),
new CustomString("Item 3"), new CustomString("Item 4")};
public static void main(String[] args) throws Exception {
try {
Robot robot = new Robot();
robot.setAutoDelay(250);
SwingUtilities.invokeAndWait(() -> createTestUI());
robot.waitForIdle();
robot.delay(1000);
SwingUtilities.invokeAndWait(() -> p = combo.getLocationOnScreen());
robot.mouseMove(p.x + 5, p.y + 5);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
robot.waitForIdle();
robot.keyPress(KeyEvent.VK_SHIFT);
robot.keyRelease(KeyEvent.VK_SHIFT);
robot.waitForIdle();
} finally {
SwingUtilities.invokeAndWait(() -> {
if (frame != null) {
frame.dispose();
}
});
}
}
public static void createTestUI() {
frame = new JFrame("bug4519269");
combo = new JComboBox(data);
frame.getContentPane().add(combo);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
static class CustomString {
String string;
public CustomString(String s) {
string = s;
}
public String toString() {
return null;
}
}
}