/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2006-2011, Open Source Geospatial Foundation (OSGeo)
*
* This library 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;
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*/
package org.geotools.gce.grassraster;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import org.geotools.data.DataUtilities;
import org.geotools.gce.grassraster.JGrassRegion;
import junit.framework.TestCase;
/**
* Test the {@link JGrassMapEnvironment} class and the created paths.
*
* @author Andrea Antonello (www.hydrologis.com)
*
* @source $URL: http://svn.osgeo.org/geotools/trunk/modules/plugin/grassraster/src/test/java/org/geotools/gce/grassraster/JGrassRegionTest.java $
*/
@SuppressWarnings("nls")
public class JGrassRegionTest extends TestCase {
private static final double EPSI = 0.0001;
public void testJGrassMapEnvironment() throws IOException {
URL theUrl = this.getClass().getClassLoader().getResource("exampleWIND1");
File regionFile = DataUtilities.urlToFile(theUrl);
JGrassRegion tmpRegion = new JGrassRegion(regionFile.getAbsolutePath());
assertEquals(tmpRegion.getNorth(), 5052484.11852058);
assertEquals(tmpRegion.getSouth(), 5041259.917339253);
assertEquals(tmpRegion.getEast(), 679785.979783096);
assertEquals(tmpRegion.getWest(), 668296.4273310362);
assertEquals(tmpRegion.getNSResolution(), 4.999644178764807);
assertEquals(tmpRegion.getWEResolution(), 4.999805244586515);
assertEquals(tmpRegion.getRows(), 2245);
assertEquals(tmpRegion.getCols(), 2298);
theUrl = this.getClass().getClassLoader().getResource("exampleWINDLatLong");
regionFile = DataUtilities.urlToFile(theUrl);
tmpRegion = new JGrassRegion(regionFile.getAbsolutePath());
assertEquals(tmpRegion.getNorth(), -3.742082752222222);
assertEquals(tmpRegion.getSouth(), -3.9554160855555556);
assertEquals(tmpRegion.getEast(), 30.15125023476092);
assertEquals(tmpRegion.getWest(), 29.840416916475846);
assertEquals(tmpRegion.getNSResolution(), 8.333333333333335E-4);
assertEquals(tmpRegion.getWEResolution(), 8.333332929894733E-4);
assertEquals(tmpRegion.getRows(), 256);
assertEquals(tmpRegion.getCols(), 373);
theUrl = this.getClass().getClassLoader().getResource("exampleCELLHD1");
File cellhdFile = DataUtilities.urlToFile(theUrl);
tmpRegion = new JGrassRegion(cellhdFile.getAbsolutePath());
assertEquals(tmpRegion.getNorth(), 5052484.11852058);
assertEquals(tmpRegion.getSouth(), 5041259.917339253);
assertEquals(tmpRegion.getEast(), 679785.979783096);
assertEquals(tmpRegion.getWest(), 668296.4273310362);
assertEquals(tmpRegion.getNSResolution(), 4.999644178764807);
assertEquals(tmpRegion.getWEResolution(), 4.999805244586515);
assertEquals(tmpRegion.getRows(), 2245);
assertEquals(tmpRegion.getCols(), 2298);
theUrl = this.getClass().getClassLoader().getResource("exampleCELLHDLatLong");
cellhdFile = DataUtilities.urlToFile(theUrl);
tmpRegion = new JGrassRegion(cellhdFile.getAbsolutePath());
assertTrue(tmpRegion.getNorth() - 0.0004 < EPSI);
assertTrue(tmpRegion.getSouth() - (-5.0004) < EPSI);
assertTrue(tmpRegion.getEast() - 35.0004 < EPSI);
assertTrue(tmpRegion.getWest() - 25 < EPSI);
assertTrue(tmpRegion.getNSResolution() - 8.333333333333334E-4 < EPSI);
assertTrue(tmpRegion.getWEResolution() - 8.333332929894731E-4 < EPSI);
assertEquals(tmpRegion.getRows(), 6001);
assertEquals(tmpRegion.getCols(), 12001);
}
}