/**
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @author Gabriel Roldan (OpenGeo) 2010
*
*/
package org.geowebcache.georss;
import static org.geowebcache.storage.RasterMaskTestUtils.buildSampleFilterMatrix;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import javax.xml.stream.FactoryConfigurationError;
import javax.xml.stream.XMLStreamException;
import junit.framework.TestCase;
import org.geowebcache.grid.BoundingBox;
import org.geowebcache.grid.GridSetBroker;
import org.geowebcache.layer.TileLayer;
import org.geowebcache.storage.GeometryRasterMaskBuilder;
import org.geowebcache.storage.RasterMaskTestUtils;
import org.geowebcache.util.TestUtils;
public class GeoRSSTileRangeBuilderTest extends TestCase {
/**
* Use the System property {@code org.geowebcache.debugToDisk} in order for the mask images
* produces to be logged to the target directory
*/
private static final boolean debugToDisk = Boolean.getBoolean("org.geowebcache.debugToDisk");
private TileLayer layer;
private String gridsetId;
public void setUp() {
RasterMaskTestUtils.debugToDisk = debugToDisk;
layer = TestUtils.createWMSLayer("image/png", new GridSetBroker(false, false), 3, 3,
new BoundingBox(-180, -90, 180, 90));
gridsetId = layer.getGridSubsets().keySet().iterator().next();
}
public void testBuildTileRangeMask() throws Exception {
GeometryRasterMaskBuilder tileRangeMask = buildSampleFilterMatrix(layer, gridsetId);
assertNotNull(tileRangeMask);
assertEquals(0, tileRangeMask.getStartLevel());
assertEquals(11, tileRangeMask.getNumLevels());
assertEquals(layer.getGridSubset(gridsetId).getCoverages().length,
tileRangeMask.getNumLevels());
}
/**
* Test for {@link GeometryRasterMaskBuilder#getCoveredBounds(int)}
*
* @throws Exception
*/
public void testCoveredBounds() throws Exception {
GeometryRasterMaskBuilder tileRangeMask = buildSampleFilterMatrix(layer, gridsetId);
long[][] coverages = layer.getGridSubset(gridsetId).getCoverages();
long[][] expectedGridCoverages = {// just as a reminder
new long[] { 0, 0, 1, 0, 0 },//
new long[] { 0, 0, 3, 1, 1 },//
new long[] { 0, 0, 7, 3, 2 },//
new long[] { 0, 0, 15, 7, 3 },//
new long[] { 0, 0, 31, 15, 4 },//
new long[] { 0, 0, 63, 31, 5 },//
new long[] { 0, 0, 127, 63, 6 },//
new long[] { 0, 0, 255, 127, 7 },//
new long[] { 0, 0, 511, 255, 8 },//
new long[] { 0, 0, 1023, 511, 9 },//
new long[] { 0, 0, 2047, 1023, 10 } //
};
TestUtils.assertEquals(expectedGridCoverages, coverages);
TestUtils.assertEquals(new long[] { 0, 0, 1, 0, 0 }, tileRangeMask.getCoveredBounds(0));
TestUtils.assertEquals(new long[] { 0, 0, 3, 1, 1 }, tileRangeMask.getCoveredBounds(1));
TestUtils.assertEquals(new long[] { 1, 0, 7, 3, 2 }, tileRangeMask.getCoveredBounds(2));
TestUtils.assertEquals(new long[] { 3, 0, 15, 6, 3 }, tileRangeMask.getCoveredBounds(3));
TestUtils.assertEquals(new long[] { 7, 0, 31, 12, 4 }, tileRangeMask.getCoveredBounds(4));
TestUtils.assertEquals(new long[] { 15, 0, 63, 24, 5 }, tileRangeMask.getCoveredBounds(5));
TestUtils.assertEquals(new long[] { 31, 0, 127, 48, 6 }, tileRangeMask.getCoveredBounds(6));
TestUtils.assertEquals(new long[] { 63, 0, 255, 96, 7 }, tileRangeMask.getCoveredBounds(7));
TestUtils.assertEquals(new long[] { 127, 0, 511, 192, 8 },
tileRangeMask.getCoveredBounds(8));
TestUtils.assertEquals(new long[] { 255, 0, 1023, 384, 9 },
tileRangeMask.getCoveredBounds(9));
TestUtils.assertEquals(new long[] { 511, 0, 2047, 768, 10 },
tileRangeMask.getCoveredBounds(10));
}
public void testLatestUpdate() throws IOException, XMLStreamException,
FactoryConfigurationError {
assertLatestUpdate("2005-08-17T07:02:34Z", "point_feed.xml");
assertLatestUpdate("2010-08-17T07:02:32Z", "mixedgeometries_feed.xml");
}
private void assertLatestUpdate(String expected, String fileName) throws IOException,
XMLStreamException, FactoryConfigurationError {
InputStream stream = getClass().getResourceAsStream("test-data/" + fileName);
if (stream == null) {
throw new FileNotFoundException("test-data/" + fileName);
}
Reader feed = new BufferedReader(new InputStreamReader(stream, "UTF-8"));
StaxGeoRSSReader reader = new StaxGeoRSSReader(feed);
GeoRSSTileRangeBuilder b = new GeoRSSTileRangeBuilder(layer, gridsetId, 10);
b.buildTileRangeMask(reader, null);
assertEquals(expected, b.getLastEntryUpdate());
}
}