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#334 Hardened test case for multi page (sequence) writing.

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This commit is contained in:
Harald Kuhr 2017-12-19 21:40:15 +01:00
parent 73a13fa849
commit b8a540c0af
1 changed files with 11 additions and 2 deletions
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13
imageio/imageio-tiff/src/test/java/com/twelvemonkeys/imageio/plugins/tiff/TIFFImageWriterTest.java
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@ -36,6 +36,7 @@ import com.twelvemonkeys.imageio.metadata.tiff.TIFFReader;
import com.twelvemonkeys.imageio.stream.ByteArrayImageInputStream; import com.twelvemonkeys.imageio.stream.ByteArrayImageInputStream;
import com.twelvemonkeys.imageio.util.ImageWriterAbstractTestCase; import com.twelvemonkeys.imageio.util.ImageWriterAbstractTestCase;
import com.twelvemonkeys.io.FastByteArrayOutputStream; import com.twelvemonkeys.io.FastByteArrayOutputStream;
import com.twelvemonkeys.io.FileUtil;
import com.twelvemonkeys.io.NullOutputStream; import com.twelvemonkeys.io.NullOutputStream;
import org.junit.Test; import org.junit.Test;
import org.w3c.dom.NodeList; import org.w3c.dom.NodeList;
@ -52,6 +53,7 @@ import java.awt.image.BufferedImage;
import java.awt.image.RenderedImage; import java.awt.image.RenderedImage;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException; import java.io.IOException;
import java.net.URL; import java.net.URL;
import java.nio.ByteOrder; import java.nio.ByteOrder;
@ -333,7 +335,7 @@ public class TIFFImageWriterTest extends ImageWriterAbstractTestCase {
Graphics2D g2d = image.createGraphics(); Graphics2D g2d = image.createGraphics();
try { try {
g2d.setColor(colors[i]); g2d.setColor(colors[i]);
g2d.fillRect(0, 0, 100, 100); g2d.fillRect(0, 0, image.getWidth(), image.getHeight());
} }
finally { finally {
g2d.dispose(); g2d.dispose();
@ -373,6 +375,9 @@ public class TIFFImageWriterTest extends ImageWriterAbstractTestCase {
} }
} }
FileUtil.write(new File("/Downloads/multi-foo.tiff"), buffer.toByteArray());
try (ImageInputStream input = ImageIO.createImageInputStream(new ByteArrayInputStream(buffer.toByteArray()))) { try (ImageInputStream input = ImageIO.createImageInputStream(new ByteArrayInputStream(buffer.toByteArray()))) {
ImageReader reader = ImageIO.getImageReaders(input).next(); ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input); reader.setInput(input);
@ -385,7 +390,11 @@ public class TIFFImageWriterTest extends ImageWriterAbstractTestCase {
assertEquals(images[i].getWidth(), image.getWidth()); assertEquals(images[i].getWidth(), image.getWidth());
assertEquals(images[i].getHeight(), image.getHeight()); assertEquals(images[i].getHeight(), image.getHeight());
assertRGBEquals("RGB differ", images[i].getRGB(0, 0), image.getRGB(0, 0), 5); // Allow room for JPEG compression for (int y = 0; y < image.getHeight(); y++) {
for (int x = 0; x < image.getWidth(); x++) {
assertRGBEquals("RGB differ for image " + i + " (" + x + "," + y + ")", images[i].getRGB(x, y), image.getRGB(x, y), 5); // Allow room for JPEG compression
}
}
} }
} }
} }