--- /dev/null 2016-02-29 12:51:35.719143579 +0300 +++ new/test/java/awt/image/multiresolution/Corrupted2XImageTest.java 2016-03-02 17:37:09.298613874 +0300 @@ -0,0 +1,140 @@ +/* + * Copyright (c) 2016, 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 8142406 + * @author a.stepanov + * @summary [HiDPI] [macosx] check that for a pair of images + * (image.ext, image@2x.ext) the 1st one is loaded + * in case if the 2nd is corrupted + * + * @requires (os.family == "mac") + * + * @library ../../../../lib/testlibrary/ + * @build ExtendedRobot + * @run main Corrupted2XImageTest + */ + +import java.awt.*; +import java.awt.geom.AffineTransform; +import java.awt.image.*; +import java.io.*; + +import javax.imageio.ImageIO; + +public class Corrupted2XImageTest extends Frame { + + private static final int SZ = 200; + private static final Color C = Color.BLUE; + + private final String format, name1x, name2x; + + public Corrupted2XImageTest(String format) throws IOException { + + this.format = format; + name1x = "test." + format; + name2x = "test@2x." + format; + createFiles(); + } + + private void UI() { + + setTitle(format); + setSize(SZ, SZ); + setResizable(false); + setLocation(50, 50); + setVisible(true); + } + + @Override + public void paint(Graphics g) { + + Image img = Toolkit.getDefaultToolkit().getImage( + new File(name1x).getAbsolutePath()); + g.drawImage(img, 0, 0, this); + } + + private void createFiles() throws IOException { + + BufferedImage img = + new BufferedImage(SZ, SZ, BufferedImage.TYPE_INT_RGB); + Graphics g = img.getGraphics(); + g.setColor(C); + g.fillRect(0, 0, SZ, SZ); + ImageIO.write(img, format, new File(name1x)); + + // corrupted @2x "image" - just a text file + Writer writer = new BufferedWriter(new OutputStreamWriter( + new FileOutputStream(new File(name2x)), "utf-8")); + writer.write("corrupted \"image\""); + writer.close(); + } + + // need this for jpg + private static boolean cmpColors(Color c1, Color c2) { + + int tol = 10; + return ( + Math.abs(c2.getRed() - c1.getRed() ) < tol && + Math.abs(c2.getGreen() - c1.getGreen()) < tol && + Math.abs(c2.getBlue() - c1.getBlue() ) < tol); + } + + private void doTest() throws Exception { + + ExtendedRobot r = new ExtendedRobot(); + System.out.println("format: " + format); + r.waitForIdle(1000); + EventQueue.invokeAndWait(this::UI); + r.waitForIdle(1000); + Point loc = getLocationOnScreen(); + Color c = r.getPixelColor(loc.x + SZ / 2, loc.y + SZ / 2); + if (!cmpColors(c, C)) { + throw new RuntimeException("test failed, color = " + c); } + System.out.println("ok"); + dispose(); + } + + private static boolean is2x() { + + AffineTransform tr = GraphicsEnvironment.getLocalGraphicsEnvironment(). + getDefaultScreenDevice().getDefaultConfiguration(). + getDefaultTransform(); + return Math.min(tr.getScaleX(), tr.getScaleY()) > 1.001; + } + + public static void main(String[] args) throws Exception { + + // TODO: update the test with sun.java2d.uiScale option (remove is2x()) + // after fix of JDK-8150844 enh. to run it on non-HiDPI machines as well + if (is2x()) { + // formats supported by Toolkit.getImage() + for (String format: new String[]{"gif", "jpg", "png"}) { + (new Corrupted2XImageTest(format)).doTest(); + } + } else { + System.out.println("this test is for HiDPI only"); + } + } +}