/*
* This file is part of JGrasstools (http://www.jgrasstools.org)
* (C) HydroloGIS - www.hydrologis.com
*
* JGrasstools is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.jgrasstools.gears.modules;
import java.util.HashMap;
import org.geotools.coverage.grid.GridCoverage2D;
import org.jgrasstools.gears.libs.modules.JGTConstants;
import org.jgrasstools.gears.modules.r.summary.OmsRasterSummary;
import org.jgrasstools.gears.utils.HMTestCase;
import org.jgrasstools.gears.utils.HMTestMaps;
import org.jgrasstools.gears.utils.coverage.CoverageUtilities;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
/**
* Test for {@link OmsRasterSummary}.
*
* @author Andrea Antonello (www.hydrologis.com)
*/
public class TestRasterSummary extends HMTestCase {
public void testCoverageSummary() throws Exception {
double[][] inData = HMTestMaps.extractNet0Data;
HashMap<String, Double> envelopeParams = HMTestMaps.getEnvelopeparams();
CoordinateReferenceSystem crs = HMTestMaps.getCrs();
GridCoverage2D inCoverage = CoverageUtilities.buildCoverage("data", inData, envelopeParams, crs, true);
OmsRasterSummary summary = new OmsRasterSummary();
summary.pm = pm;
summary.inRaster = inCoverage;
summary.doHistogram = true;
summary.pBins = 100;
summary.process();
double min = summary.outMin;
double max = summary.outMax;
double mean = summary.outMean;
double sdev = summary.outSdev;
double range = summary.outRange;
double sum = summary.outSum;
assertEquals(2.0, min);
assertEquals(2.0, max);
assertEquals(2.0, mean);
assertEquals(0.0, sdev);
assertEquals(0.0, range);
assertEquals(18.0, sum);
double[] minMax = OmsRasterSummary.getMinMax(inCoverage);
assertEquals(2.0, minMax[0]);
assertEquals(2.0, minMax[1]);
double[][] cb = summary.outCb;
// for( int i = 0; i < cb.length; i++ ) {
// System.out.println(cb[i][0] + "\t" + cb[i][1] + "\t" + cb[i][2] + "%");
// }
assertEquals(cb[0][0], 2.0);
assertEquals(cb[0][1], 9.0);
assertEquals(cb[0][2], 11.25);
assertTrue(JGTConstants.isNovalue(cb[cb.length - 1][0]));
assertEquals(cb[cb.length - 1][1], 71.00);
assertEquals(cb[cb.length - 1][2], 88.75);
// System.out.println();
}
}