changeset 36862:c4d9697fee63

8142406: [TEST] MultiResolution image: need test to cover the case when @2x image is corrupted Reviewed-by: serb, ssadetsky
author avstepan
date Wed, 09 Mar 2016 12:38:42 +0300
parents 6bbb00025fc9
children bb90b1f70b42
files jdk/test/java/awt/image/multiresolution/Corrupted2XImageTest.java
diffstat 1 files changed, 140 insertions(+), 0 deletions(-) [+]
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/awt/image/multiresolution/Corrupted2XImageTest.java	Wed Mar 09 12:38:42 2016 +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");
+        }
+    }
+}