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/*
* Copyright (c) 1998, 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 javax.imageio.ImageIO;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Frame;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
/*
* @test
* @key headful
* @bug 1256759
* @summary Checks that Frames with a very small size don't cause Motif
* to generate VendorShells which consume the entire desktop.
*/
public class MinimumSizeTest {
private static final Color BG_COLOR = Color.RED;
private static Frame backgroundFrame;
private static Frame testedFrame;
private static Robot robot;
private static final Point location = new Point(200, 200);
private static final Point[] testPointLocations = {
new Point(100, 200),
new Point(200, 100),
new Point(450, 210),
new Point(210, 350),
};
public static void main(String[] args) throws Exception {
robot = new Robot();
try {
EventQueue.invokeAndWait(MinimumSizeTest::initAndShowGui);
robot.waitForIdle();
robot.delay(500);
test();
System.out.println("Test passed.");
} finally {
EventQueue.invokeAndWait(() -> {
backgroundFrame.dispose();
testedFrame.dispose();
});
}
}
private static void test() {
for (Point testLocation : testPointLocations) {
Color pixelColor = robot.getPixelColor(testLocation.x, testLocation.y);
if (!pixelColor.equals(BG_COLOR)) {
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
BufferedImage screenCapture = robot.createScreenCapture(new Rectangle(screenSize));
try {
ImageIO.write(screenCapture, "png", new File("failure.png"));
} catch (IOException ignored) {}
throw new RuntimeException("Pixel color does not match expected color %s at %s"
.formatted(pixelColor, testLocation));
}
}
}
private static void initAndShowGui() {
backgroundFrame = new Frame("MinimumSizeTest background");
backgroundFrame.setUndecorated(true);
backgroundFrame.setBackground(BG_COLOR);
backgroundFrame.setBounds(new Rectangle(Toolkit.getDefaultToolkit().getScreenSize()));
backgroundFrame.setVisible(true);
testedFrame = new MinimumSizeTestFrame();
testedFrame.setVisible(true);
}
private static class MinimumSizeTestFrame extends Frame {
public MinimumSizeTestFrame() {
super("MinimumSizeTest");
setVisible(true);
setBackground(Color.BLUE);
setSize(0, 0);
setLocation(location);
}
}
}
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