/* (c) 2014 Open Source Geospatial Foundation - all rights reserved
* (c) 2001 - 2013 OpenPlans
* This code is licensed under the GPL 2.0 license, available at the root
* application directory.
*/
package org.geoserver.map.turbojpeg;
import it.geosolutions.imageio.plugins.turbojpeg.TurboJpegUtilities;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
import junit.framework.Assert;
import org.geoserver.map.turbojpeg.TurboJpegImageWorker;
import org.geotools.image.ImageWorker;
import org.geotools.test.TestData;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Testing directly the {@link TurboJpegImageWorker}.
*
* @author Simone Giannecchini, GeoSolutions SAS
*
*/
public class TurboImageWorkerTest extends Assert {
static final String ERROR_LIB_MESSAGE = "The TurboJpeg native library hasn't been loaded: Skipping test";
static boolean SKIP_TESTS = false;
static final Logger LOGGER = Logger.getLogger(TurboImageWorkerTest.class.toString());
@BeforeClass
public static void setup() {
SKIP_TESTS = !TurboJpegUtilities.isTurboJpegAvailable();
}
@Test
public void errors() throws IOException {
if (SKIP_TESTS) {
LOGGER.warning(ERROR_LIB_MESSAGE);
return;
}
// test-data
final File input = TestData.file(this, "testmergb.png");
assertTrue("Unable to find test data", input.exists() && input.isFile() && input.canRead());
// create output file
final File output = TestData.temp(this, "output.jpeg");
try {
new TurboJpegImageWorker(ImageIO.read(input)).writeTurboJPEG(new FileOutputStream(
output), 1.5f);
assertFalse("We should not be allowed to specify compression ratios > 1", true);
} catch (Exception e) {
// TODO: handle exception
}
try {
new TurboJpegImageWorker(ImageIO.read(input)).writeTurboJPEG(new FileOutputStream(
output), -.5f);
assertFalse("We should not be allowed to specify compression ratios > 1", true);
} catch (Exception e) {
// TODO: handle exception
}
}
@Test
public void writer() throws IOException {
if (SKIP_TESTS) {
LOGGER.warning(ERROR_LIB_MESSAGE);
return;
}
// test-data
final File input = TestData.file(this, "testmergb.png");
assertTrue("Unable to find test data", input.exists() && input.isFile() && input.canRead());
// create output file
final File output = TestData.temp(this, "output.jpeg");
new TurboJpegImageWorker(ImageIO.read(input)).writeTurboJPEG(new FileOutputStream(output),.5f);
assertTrue("Unable to create output file", output.exists() && output.isFile());
new ImageWorker(output).getBufferedImage().flush();
}
public void testWriterBandSelect() throws IOException {
if (SKIP_TESTS) {
LOGGER.warning(ERROR_LIB_MESSAGE);
return;
}
// test-data
final File input = TestData.file(this, "testmergba.png");
assertTrue("Unable to find test data", input.exists() && input.isFile() && input.canRead());
// create output file
final File output = TestData.temp(this, "output.jpeg");
new TurboJpegImageWorker(ImageIO.read(input)).writeTurboJPEG(new FileOutputStream(output),.5f);
assertTrue("Unable to create output file", output.exists() && output.isFile());
new ImageWorker(output).getBufferedImage().flush();
}
}