167 lines
6.3 KiB
Java
167 lines
6.3 KiB
Java
/*
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* Copyright (c) 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.Canvas;
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import java.awt.Color;
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import java.awt.EventQueue;
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import java.awt.Frame;
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import java.awt.Graphics;
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import java.awt.Image;
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import java.awt.Robot;
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import java.awt.Toolkit;
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import java.awt.datatransfer.Clipboard;
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import java.awt.datatransfer.DataFlavor;
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import java.awt.datatransfer.Transferable;
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import java.awt.datatransfer.UnsupportedFlavorException;
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import java.util.concurrent.CountDownLatch;
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import static java.util.concurrent.TimeUnit.MILLISECONDS;
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/*
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* @test
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* @key headful
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* @bug 6176679
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* @summary Tests that an application doesn't freeze when copying an animated
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* gif image to the system clipboard. We run the test two times. First with
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* image displayed on screen and second with it not displayed.
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* @run main CopyAnimatedGIFTest
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*/
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public class CopyAnimatedGIFTest {
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private static final long TIMEOUT = 10000;
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private final CountDownLatch latch = new CountDownLatch(1);
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private final Image img = Toolkit.getDefaultToolkit().createImage(imageData);
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private static final byte[] imageData = {
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(byte) 0x47, (byte) 0x49, (byte) 0x46, (byte) 0x38, (byte) 0x39,
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(byte) 0x61, (byte) 0x04, (byte) 0x00, (byte) 0x04, (byte) 0x00,
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(byte) 0xa1, (byte) 0x03, (byte) 0x00, (byte) 0xff, (byte) 0x00,
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(byte) 0x00, (byte) 0x00, (byte) 0xff, (byte) 0x00, (byte) 0xff,
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(byte) 0xff, (byte) 0x00, (byte) 0xff, (byte) 0xff, (byte) 0xff,
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(byte) 0x21, (byte) 0xff, (byte) 0x0b, (byte) 0x4e, (byte) 0x45,
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(byte) 0x54, (byte) 0x53, (byte) 0x43, (byte) 0x41, (byte) 0x50,
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(byte) 0x45, (byte) 0x32, (byte) 0x2e, (byte) 0x30, (byte) 0x03,
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(byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x21,
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(byte) 0xf9, (byte) 0x04, (byte) 0x00, (byte) 0x0a, (byte) 0x00,
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(byte) 0xff, (byte) 0x00, (byte) 0x2c, (byte) 0x00, (byte) 0x00,
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(byte) 0x00, (byte) 0x00, (byte) 0x04, (byte) 0x00, (byte) 0x04,
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(byte) 0x00, (byte) 0x00, (byte) 0x02, (byte) 0x04, (byte) 0x84,
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(byte) 0x8f, (byte) 0x09, (byte) 0x05, (byte) 0x00, (byte) 0x21,
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(byte) 0xf9, (byte) 0x04, (byte) 0x01, (byte) 0x0a, (byte) 0x00,
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(byte) 0x03, (byte) 0x00, (byte) 0x2c, (byte) 0x00, (byte) 0x00,
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(byte) 0x00, (byte) 0x00, (byte) 0x04, (byte) 0x00, (byte) 0x04,
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(byte) 0x00, (byte) 0x00, (byte) 0x02, (byte) 0x04, (byte) 0x94,
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(byte) 0x8f, (byte) 0x29, (byte) 0x05, (byte) 0x00, (byte) 0x21,
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(byte) 0xf9, (byte) 0x04, (byte) 0x01, (byte) 0x0a, (byte) 0x00,
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(byte) 0x03, (byte) 0x00, (byte) 0x2c, (byte) 0x00, (byte) 0x00,
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(byte) 0x00, (byte) 0x00, (byte) 0x04, (byte) 0x00, (byte) 0x04,
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(byte) 0x00, (byte) 0x00, (byte) 0x02, (byte) 0x04, (byte) 0x8c,
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(byte) 0x8f, (byte) 0x19, (byte) 0x05, (byte) 0x00, (byte) 0x3b
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};
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private void createGUI() {
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ImageCanvas canvas = new ImageCanvas(img);
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canvas.setBackground(Color.BLUE);
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Frame frame = new Frame("CopyAnimatedGIFTest");
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frame.setSize(400, 200);
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frame.add(canvas);
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frame.setVisible(true);
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}
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private void copyImage() {
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Clipboard sys = Toolkit.getDefaultToolkit().getSystemClipboard();
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sys.setContents(new MyTransferable(img), null);
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}
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private void runTest(boolean isImageDisplayed) throws Exception {
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if (isImageDisplayed) {
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Robot robot = new Robot();
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EventQueue.invokeAndWait(this::createGUI);
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robot.waitForIdle();
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robot.delay(1000);
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}
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EventQueue.invokeLater(() -> {
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copyImage();
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latch.countDown();
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});
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if (!latch.await(TIMEOUT, MILLISECONDS)) {
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String str = isImageDisplayed ? " displayed":" not displayed";
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throw new RuntimeException("Image copying taking too long for image"
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+ str + " case");
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}
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}
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public static void main(String[] args) throws Exception {
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// run test with Image showing up on screen
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new CopyAnimatedGIFTest().runTest(true);
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// run test without Image showing up
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new CopyAnimatedGIFTest().runTest(false);
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}
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private static class ImageCanvas extends Canvas {
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private final Image img;
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public ImageCanvas(Image img) {
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this.img = img;
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}
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@Override
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public void paint(Graphics g) {
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g.drawImage(img, 0, 0, getWidth(), getHeight(), this);
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}
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}
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private static class MyTransferable implements Transferable {
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private final Image img;
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private final DataFlavor[] flavors = {DataFlavor.imageFlavor};
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public MyTransferable(Image img) {
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this.img = img;
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}
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@Override
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public DataFlavor[] getTransferDataFlavors() {
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return flavors;
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}
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@Override
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public boolean isDataFlavorSupported(DataFlavor flavor) {
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return flavors[0].equals(flavor);
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}
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@Override
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public Object getTransferData(DataFlavor flavor)
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throws UnsupportedFlavorException {
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if (!isDataFlavorSupported(flavor)) {
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throw new UnsupportedFlavorException(flavor);
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}
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return img;
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}
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}
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}
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