/*
* Copyright 1998-2014 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
*
* Access and use of this software shall impose the following obligations
* and understandings on the user. The user is granted the right, without
* any fee or cost, to use, copy, modify, alter, enhance and distribute
* this software, and any derivative works thereof, and its supporting
* documentation for any purpose whatsoever, provided that this entire
* notice appears in all copies of the software, derivative works and
* supporting documentation. Further, UCAR requests that the user credit
* UCAR/Unidata in any publications that result from the use of this
* software or in any product that includes this software. The names UCAR
* and/or Unidata, however, may not be used in any advertising or publicity
* to endorse or promote any products or commercial entity unless specific
* written permission is obtained from UCAR/Unidata. The user also
* understands that UCAR/Unidata is not obligated to provide the user with
* any support, consulting, training or assistance of any kind with regard
* to the use, operation and performance of this software nor to provide
* the user with any updates, revisions, new versions or "bug fixes."
*
* THIS SOFTWARE IS PROVIDED BY UCAR/UNIDATA "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL UCAR/UNIDATA BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
* FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE ACCESS, USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package ucar.nc2.iosp.hdf4;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import ucar.ma2.Array;
import ucar.ma2.InvalidRangeException;
import ucar.ma2.MAMath;
import ucar.nc2.NetcdfFile;
import ucar.nc2.Variable;
import ucar.unidata.util.test.category.NeedsCdmUnitTest;
import ucar.unidata.util.test.TestDir;
import java.io.IOException;
/**
* Describe
*
* @author caron
* @since 10/27/2014
*/
@Category(NeedsCdmUnitTest.class)
public class TestH4misc {
static public String testDir = TestDir.cdmUnitTestDir + "formats/hdf4/";
@Test
public void testUnsigned() throws IOException, InvalidRangeException {
String filename = testDir + "MOD021KM.A2004328.1735.004.2004329164007.hdf";
try (NetcdfFile ncfile = NetcdfFile.open(filename)) {
String vname = "MODIS_SWATH_Type_L1B/Data_Fields/EV_250_Aggr1km_RefSB";
Variable v = ncfile.findVariable(vname);
assert v != null : filename + " " + vname;
Array data = v.read();
System.out.printf(" sum = %f%n", MAMath.sumDouble(data));
double sum2 = 0;
double sum3 = 0;
int[] varShape = v.getShape();
int[] origin = new int[3];
int[] size = new int[]{1, varShape[1], varShape[2]};
for (int i = 0; i < varShape[0]; i++) {
origin[0] = i;
Array data2D = v.read(origin, size);
double sum = MAMath.sumDouble(data2D);
System.out.printf(" %d sum3D = %f%n", i, sum);
sum2 += sum;
// assert data2D.getRank() == 2;
sum = MAMath.sumDouble(data2D.reduce(0));
System.out.printf(" %d sum2D = %f%n", i, sum);
sum3 += sum;
ucar.unidata.util.test.CompareNetcdf.compareData(data2D, data2D.reduce(0));
}
System.out.printf(" sum2D = %f%n", sum2);
System.out.printf(" sum2D.reduce = %f%n", sum3);
assert sum2 == sum3;
}
}
}