1/*
2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug 8142406
27 * @author a.stepanov
28 * @summary [HiDPI] [macosx] check that for a pair of images
29 *          (image.ext, image@2x.ext) the 1st one is loaded
30 *          in case if the 2nd is corrupted
31 *
32 * @requires (os.family == "mac")
33 *
34 * @library ../../../../lib/testlibrary/
35 * @build ExtendedRobot
36 * @run main Corrupted2XImageTest
37 */
38
39import java.awt.*;
40import java.awt.image.*;
41import java.io.*;
42
43import javax.imageio.ImageIO;
44
45public class Corrupted2XImageTest extends Frame {
46
47    private static final int SZ = 200;
48    private static final Color C = Color.BLUE;
49
50    private final String format, name1x, name2x;
51
52    public Corrupted2XImageTest(String format) throws IOException {
53
54        this.format = format;
55        name1x = "test." + format;
56        name2x = "test@2x." + format;
57        createFiles();
58    }
59
60    private void UI() {
61
62        setTitle(format);
63        setSize(SZ, SZ);
64        setResizable(false);
65        setLocation(50, 50);
66        setVisible(true);
67    }
68
69    @Override
70    public void paint(Graphics g) {
71
72        Image img = Toolkit.getDefaultToolkit().getImage(
73            new File(name1x).getAbsolutePath());
74        g.drawImage(img, 0, 0, this);
75    }
76
77    private void createFiles() throws IOException {
78
79        BufferedImage img =
80            new BufferedImage(SZ, SZ, BufferedImage.TYPE_INT_RGB);
81        Graphics g = img.getGraphics();
82        g.setColor(C);
83        g.fillRect(0, 0, SZ, SZ);
84        ImageIO.write(img, format, new File(name1x));
85
86        // corrupted @2x "image" - just a text file
87        Writer writer = new BufferedWriter(new OutputStreamWriter(
88            new FileOutputStream(new File(name2x)), "utf-8"));
89        writer.write("corrupted \"image\"");
90        writer.close();
91    }
92
93    // need this for jpg
94    private static boolean cmpColors(Color c1, Color c2) {
95
96        int tol = 10;
97        return (
98            Math.abs(c2.getRed()   - c1.getRed()  ) < tol &&
99            Math.abs(c2.getGreen() - c1.getGreen()) < tol &&
100            Math.abs(c2.getBlue()  - c1.getBlue() ) < tol);
101    }
102
103    private void doTest() throws Exception {
104
105        ExtendedRobot r = new ExtendedRobot();
106        System.out.println("format: " + format);
107        r.waitForIdle(1000);
108        EventQueue.invokeAndWait(this::UI);
109        r.waitForIdle(1000);
110        Point loc = getLocationOnScreen();
111        Color c = r.getPixelColor(loc.x + SZ / 2, loc.y + SZ / 2);
112        if (!cmpColors(c, C)) {
113            throw new RuntimeException("test failed, color = " + c); }
114        System.out.println("ok");
115        dispose();
116    }
117
118    public static void main(String[] args) throws Exception {
119
120        // formats supported by Toolkit.getImage()
121        for (String format : new String[]{"gif", "jpg", "png"}) {
122            (new Corrupted2XImageTest(format)).doTest();
123        }
124    }
125}
126