-
Notifications
You must be signed in to change notification settings - Fork 150
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
8286624: Regression Test CoordinateTruncationBug.java fails on OL8.3
Backport-of: 7964440dd3274b84713c0debe1846092bb6d6d68
- Loading branch information
Victor Rudometov
authored and
Paul Hohensee
committed
Dec 1, 2022
1 parent
8356d04
commit 77403ed
Showing
1 changed file
with
271 additions
and
0 deletions.
There are no files selected for viewing
271 changes: 271 additions & 0 deletions
271
jdk/test/sun/java2d/SunGraphics2D/CoordinateTruncationBug.java
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,271 @@ | ||
/* | ||
* Copyright (c) 2003, 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 | ||
* or visit www.oracle.com if you need additional information or have any | ||
* questions. | ||
*/ | ||
|
||
/* | ||
* @test | ||
* @bug 4975116 7040022 8023577 8025447 8286624 | ||
* @key headful | ||
* @summary verify the rounding of negative coordinates in Shape objects | ||
* @run main/othervm CoordinateTruncationBug | ||
*/ | ||
|
||
import java.awt.Frame; | ||
import java.awt.Canvas; | ||
import java.awt.Graphics; | ||
import java.awt.Graphics2D; | ||
import java.awt.Robot; | ||
import java.awt.Rectangle; | ||
import java.awt.Point; | ||
import java.awt.Dimension; | ||
import java.awt.Color; | ||
import java.awt.AWTException; | ||
import java.awt.geom.Line2D; | ||
import java.awt.image.BufferedImage; | ||
import java.awt.image.VolatileImage; | ||
|
||
public class CoordinateTruncationBug { | ||
static boolean failure; | ||
static boolean verbose; | ||
|
||
static final int W = 80; | ||
static final int H = 80; | ||
|
||
static final Line2D vertline = new Line2D.Float(-0.7f, 0f, -0.7f, H); | ||
static final Line2D horizline = new Line2D.Float(0f, -0.7f, W, -0.7f); | ||
|
||
public static void main(String argv[]) { | ||
verbose = (argv.length > 0); | ||
new Screen().test(); | ||
new BufImg().test(); | ||
new VolImg().test(); | ||
if (failure) { | ||
throw new RuntimeException("Test failed due to 1 or more failures"); | ||
} | ||
} | ||
|
||
public static abstract class Test { | ||
public abstract String getName(); | ||
public abstract void makeDest(); | ||
public abstract void runTest(); | ||
public abstract void dispose(); | ||
public abstract BufferedImage getSnapshot(); | ||
|
||
public void test() { | ||
makeDest(); | ||
runTest(); | ||
dispose(); | ||
} | ||
|
||
public void runTest(Graphics2D g2d) { | ||
g2d.setColor(Color.white); | ||
g2d.fillRect(0, 0, W, H); | ||
|
||
if (!checkAllWhite()) { | ||
System.err.println("Aborting test of "+getName()+ | ||
" due to readback failure!"); | ||
return; | ||
} | ||
|
||
g2d.setColor(Color.red); | ||
g2d.draw(vertline); | ||
g2d.draw(horizline); | ||
if (!checkAllWhite()) { | ||
System.err.println(getName()+" failed!"); | ||
failure = true; | ||
} | ||
} | ||
|
||
public boolean checkAllWhite() { | ||
BufferedImage bimg = getSnapshot(); | ||
if (bimg == null) { | ||
System.err.println(getName()+" returned null snapshot!"); | ||
return false; | ||
} | ||
boolean ret = true; | ||
for (int y = 0; y < H; y++) { | ||
for (int x = 0; x < W; x++) { | ||
int rgb = bimg.getRGB(x, y); | ||
if (rgb != -1) { | ||
System.err.println(getName()+"("+x+", "+y+") == "+ | ||
Integer.toHexString(rgb)); | ||
if (verbose) { | ||
ret = false; | ||
} else { | ||
return false; | ||
} | ||
} | ||
} | ||
} | ||
return ret; | ||
} | ||
} | ||
|
||
public static class Screen extends Test { | ||
Frame frame; | ||
TestCanvas canvas; | ||
|
||
public String getName() { | ||
return "Screen"; | ||
} | ||
|
||
public void makeDest() { | ||
frame = new Frame("Screen test"); | ||
frame.setUndecorated(true); | ||
canvas = new TestCanvas(this); | ||
frame.add(canvas); | ||
frame.pack(); | ||
frame.setLocationRelativeTo(null); | ||
} | ||
|
||
public void runTest() { | ||
frame.show(); | ||
canvas.waitForTest(); | ||
} | ||
|
||
public Graphics2D createGraphics() { | ||
return null; | ||
} | ||
|
||
public BufferedImage getSnapshot() { | ||
// bypass window animation | ||
try { | ||
Thread.sleep(500); | ||
} catch (InterruptedException e) { | ||
}; | ||
|
||
try { | ||
Robot r = new Robot(); | ||
Point p = canvas.getLocationOnScreen(); | ||
return r.createScreenCapture(new Rectangle(p.x, p.y, W, H)); | ||
} catch (AWTException e) { | ||
return null; | ||
} | ||
} | ||
|
||
public void dispose() { | ||
frame.hide(); | ||
frame.dispose(); | ||
} | ||
|
||
public static class TestCanvas extends Canvas { | ||
Test test; | ||
boolean done; | ||
|
||
public TestCanvas(Test test) { | ||
this.test = test; | ||
} | ||
|
||
public Dimension getPreferredSize() { | ||
return new Dimension(W, H); | ||
} | ||
|
||
public synchronized void waitForTest() { | ||
while (!done) { | ||
try { | ||
wait(); | ||
} catch (InterruptedException e) { | ||
System.err.println(getName()+" interrupted!"); | ||
failure = true; | ||
break; | ||
} | ||
} | ||
} | ||
|
||
public void paint(Graphics g) { | ||
if (!done) { | ||
test.runTest((Graphics2D) g); | ||
notifyDone(); | ||
} | ||
} | ||
|
||
public synchronized void notifyDone() { | ||
done = true; | ||
notifyAll(); | ||
} | ||
} | ||
} | ||
|
||
public abstract static class Standalone extends Test { | ||
public abstract Graphics2D createGraphics(); | ||
|
||
public void runTest() { | ||
Graphics2D g2d = createGraphics(); | ||
runTest(g2d); | ||
g2d.dispose(); | ||
} | ||
} | ||
|
||
public static class BufImg extends Standalone { | ||
public BufferedImage bimg; | ||
|
||
public String getName() { | ||
return "BufferedImage"; | ||
} | ||
|
||
public void makeDest() { | ||
bimg = new BufferedImage(W, H, BufferedImage.TYPE_INT_RGB); | ||
} | ||
|
||
public Graphics2D createGraphics() { | ||
return bimg.createGraphics(); | ||
} | ||
|
||
public BufferedImage getSnapshot() { | ||
return bimg; | ||
} | ||
|
||
public void dispose() { | ||
} | ||
} | ||
|
||
public static class VolImg extends Standalone { | ||
Frame frame; | ||
VolatileImage vimg; | ||
|
||
public String getName() { | ||
return "VolatileImage"; | ||
} | ||
|
||
public void makeDest() { | ||
frame = new Frame(); | ||
frame.setSize(W, H); | ||
frame.setLocationRelativeTo(null); | ||
frame.show(); | ||
vimg = frame.createVolatileImage(W, H); | ||
} | ||
|
||
public Graphics2D createGraphics() { | ||
return vimg.createGraphics(); | ||
} | ||
|
||
public BufferedImage getSnapshot() { | ||
return vimg.getSnapshot(); | ||
} | ||
|
||
public void dispose() { | ||
vimg.flush(); | ||
frame.hide(); | ||
frame.dispose(); | ||
} | ||
} | ||
} |
77403ed
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
Review
Issues