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Added test cases for thumbnail reading.

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This commit is contained in:
Harald Kuhr 2009-10-02 23:25:22 +02:00
parent ee8e1c47df
commit 171764547e
1 changed files with 150 additions and 3 deletions
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153
twelvemonkeys-imageio/psd/src/test/java/com/twelvemonkeys/imageio/plugins/psd/PSDImageReaderTestCase.java Executable file → Normal file
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@ -1,11 +1,16 @@
package com.twelvemonkeys.imageio.plugins.psd;
import com.twelvemonkeys.imageio.util.ImageReaderAbstractTestCase;
import com.twelvemonkeys.imageio.util.ProgressListenerBase;
import javax.imageio.spi.ImageReaderSpi;
import javax.imageio.ImageReader;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.util.Arrays;
import java.util.List;
import java.util.ArrayList;
import java.io.IOException;
/**
* PSDImageReaderTestCase
@ -31,11 +36,13 @@ public class PSDImageReaderTestCase extends ImageReaderAbstractTestCase<PSDImage
// 3 channel RGB, old data, no layer info/mask
new TestData(getClassLoaderResource("/psd/MARBLES.PSD"), new Dimension(1419, 1001)),
// 1 channel, indexed color
new TestData(getClassLoaderResource("/psd/coral_fish.psd"), new Dimension(800, 800))
new TestData(getClassLoaderResource("/psd/coral_fish.psd"), new Dimension(800, 800)),
// 1 channel, bitmap, 1 bit samples
// new TestData(getClassLoaderResource("/psd/test_bitmap.psd"), new Dimension(800, 600))
new TestData(getClassLoaderResource("/psd/test_bitmap.psd"), new Dimension(710, 512)),
// 1 channel, gray, 16 bit samples
// new TestData(getClassLoaderResource("/psd/test_gray16.psd"), new Dimension(800, 600))
new TestData(getClassLoaderResource("/psd/test_gray16.psd"), new Dimension(710, 512)),
// 4 channel, CMYK, 16 bit samples
new TestData(getClassLoaderResource("/psd/cmyk_16bits.psd"), new Dimension(1000, 275))
// TODO: Need uncompressed PSD
// TODO: Need more recent ZIP compressed PSD files from CS2/CS3+
);
@ -65,4 +72,144 @@ public class PSDImageReaderTestCase extends ImageReaderAbstractTestCase<PSDImage
protected List<String> getMIMETypes() {
return Arrays.asList("image/x-psd");
}
public void testSupportsThumbnail() {
PSDImageReader imageReader = createReader();
assertTrue(imageReader.readerSupportsThumbnails());
}
public void testThumbnailReading() throws IOException {
PSDImageReader imageReader = createReader();
imageReader.setInput(getTestData().get(0).getInputStream());
assertEquals(1, imageReader.getNumThumbnails(0));
BufferedImage thumbnail = imageReader.readThumbnail(0, 0);
assertNotNull(thumbnail);
assertEquals(128, thumbnail.getWidth());
assertEquals(96, thumbnail.getHeight());
}
public void testThumbnailReadingNoInput() throws IOException {
PSDImageReader imageReader = createReader();
try {
imageReader.getNumThumbnails(0);
fail("Expected IllegalStateException");
}
catch (IllegalStateException expected) {
assertTrue(expected.getMessage().toLowerCase().contains("input"));
}
try {
imageReader.getThumbnailWidth(0, 0);
fail("Expected IllegalStateException");
}
catch (IllegalStateException expected) {
assertTrue(expected.getMessage().toLowerCase().contains("input"));
}
try {
imageReader.getThumbnailHeight(0, 0);
fail("Expected IllegalStateException");
}
catch (IllegalStateException expected) {
assertTrue(expected.getMessage().toLowerCase().contains("input"));
}
try {
imageReader.readThumbnail(0, 0);
fail("Expected IllegalStateException");
}
catch (IllegalStateException expected) {
assertTrue(expected.getMessage().toLowerCase().contains("input"));
}
}
public void testThumbnailReadingOutOfBounds() throws IOException {
PSDImageReader imageReader = createReader();
imageReader.setInput(getTestData().get(0).getInputStream());
try {
imageReader.getNumThumbnails(2);
fail("Expected IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException expected) {
assertTrue(expected.getMessage(), expected.getMessage().toLowerCase().contains("index"));
}
try {
imageReader.getThumbnailWidth(-1, 0);
fail("Expected IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException expected) {
assertTrue(expected.getMessage(), expected.getMessage().toLowerCase().contains("index"));
}
try {
imageReader.getThumbnailHeight(0, -2);
fail("Expected IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException expected) {
// Sloppy...
assertTrue(expected.getMessage(), expected.getMessage().toLowerCase().contains("-2"));
}
try {
imageReader.readThumbnail(99, 42);
fail("Expected IndexOutOfBoundsException");
}
catch (IndexOutOfBoundsException expected) {
assertTrue(expected.getMessage(), expected.getMessage().toLowerCase().contains("index"));
}
}
public void testThumbnailDimensions() throws IOException {
PSDImageReader imageReader = createReader();
imageReader.setInput(getTestData().get(0).getInputStream());
assertEquals(1, imageReader.getNumThumbnails(0));
assertEquals(128, imageReader.getThumbnailWidth(0, 0));
assertEquals(96, imageReader.getThumbnailHeight(0, 0));
}
public void testThumbnailReadListeners() throws IOException {
PSDImageReader imageReader = createReader();
imageReader.setInput(getTestData().get(0).getInputStream());
final List<Object> sequnce = new ArrayList<Object>();
imageReader.addIIOReadProgressListener(new ProgressListenerBase() {
private float mLastPercentageDone = 0;
@Override
public void thumbnailStarted(final ImageReader pSource, final int pImageIndex, final int pThumbnailIndex) {
sequnce.add("started");
}
@Override
public void thumbnailComplete(final ImageReader pSource) {
sequnce.add("complete");
}
@Override
public void thumbnailProgress(final ImageReader pSource, final float pPercentageDone) {
// Optional
assertTrue("Listener invoked out of sequence", sequnce.size() == 1);
assertTrue(pPercentageDone >= mLastPercentageDone);
}
});
BufferedImage thumbnail = imageReader.readThumbnail(0, 0);
assertNotNull(thumbnail);
assertEquals("Listeners not invoked", 2, sequnce.size());
assertEquals("started", sequnce.get(0));
assertEquals("complete", sequnce.get(1));
}
}