/*
* Copyright (C) 2008 XStream Committers.
* All rights reserved.
*
* The software in this package is published under the terms of the BSD
* style license a copy of which has been included with this distribution in
* the LICENSE.txt file.
*
* Created on 28. October 2008 by Joerg Schaible
*/
package com.thoughtworks.acceptance;
import com.thoughtworks.xstream.core.JVM;
import junit.framework.TestSuite;
import javax.imageio.ImageIO;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.awt.image.RenderedImage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
/**
* Tests with buffered images.
*
* Note, these tests are deactivated by default. They normally work at first sight, but they are highly dangerous,
* since some of the serialized objects contain member variables that reference native memory. Typical result is
* a JVM crash somewhat later because of double freed memory.
*
* @author Jörg Schaible
*/
public class BufferedImagesTest extends AbstractAcceptanceTest {
public static TestSuite suite() {
final TestSuite suite = new TestSuite("BufferedImagesSuite");
//suite.addTestSuite(BufferedImagesTest.class);
return suite;
}
public void testInBWCanBeMarshalled() throws IOException {
boolean isHeadless = Boolean.valueOf(System.getProperty("java.awt.headless", "false")).booleanValue();
if (!isHeadless || JVM.is15()) {
final BufferedImage image = new BufferedImage(3, 3, BufferedImage.TYPE_BYTE_BINARY);
final Graphics2D graphics = image.createGraphics();
graphics.setBackground(Color.WHITE);
graphics.clearRect(0, 0, 2, 2);
graphics.setColor(Color.BLACK);
graphics.drawLine(0, 0, 2, 2);
final ByteArrayOutputStream baosOriginal = new ByteArrayOutputStream();
ImageIO.write(image, "tiff", baosOriginal);
xstream.alias("image", BufferedImage.class);
final String xml = xstream.toXML(image);
final ByteArrayOutputStream baosSerialized = new ByteArrayOutputStream();
ImageIO.write((RenderedImage)xstream.fromXML(xml), "tiff", baosSerialized);
assertArrayEquals(baosOriginal.toByteArray(), baosSerialized.toByteArray());
}
}
public void testInRGBACanBeMarshalled() throws IOException {
boolean isHeadless = Boolean.valueOf(System.getProperty("java.awt.headless", "false")).booleanValue();
if (!isHeadless || JVM.is15()) {
final BufferedImage image = new BufferedImage(3, 3, BufferedImage.TYPE_INT_ARGB);
final Graphics2D graphics = image.createGraphics();
graphics.setBackground(Color.WHITE);
graphics.clearRect(0, 0, 2, 2);
graphics.setColor(Color.RED);
graphics.drawLine(0, 0, 2, 2);
final ByteArrayOutputStream baosOriginal = new ByteArrayOutputStream();
ImageIO.write(image, "png", baosOriginal);
xstream.alias("image", BufferedImage.class);
final String xml = xstream.toXML(image);
final ByteArrayOutputStream baosSerialized = new ByteArrayOutputStream();
ImageIO.write((RenderedImage)xstream.fromXML(xml), "png", baosSerialized);
assertArrayEquals(baosOriginal.toByteArray(), baosSerialized.toByteArray());
}
}
}