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*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
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package ucar.nc2.ncml;
import junit.framework.TestCase;
import java.io.IOException;
import ucar.nc2.*;
import ucar.nc2.dt.GridDataset;
import ucar.nc2.dt.GridDatatype;
import ucar.nc2.dt.GridCoordSystem;
import ucar.ma2.DataType;
import ucar.ma2.Array;
import ucar.ma2.IndexIterator;
public class TestOffAggDirDateFormat extends TestCase {
private int ntimes = 8;
public TestOffAggDirDateFormat( String name) {
super(name);
}
public void testNcmlGrid() throws IOException {
String filename = "file:"+TestAll.cdmUnitTestDir + "formats/gini/aggDateFormat.ncml";
GridDataset gds = ucar.nc2.dt.grid.GridDataset.open( filename);
System.out.println(" TestNcmlAggDirDateFormat.openGrid "+ filename);
NetcdfFile ncfile = gds.getNetcdfFile();
testDimensions( ncfile);
testAggCoordVar( ncfile);
testReadData( gds);
gds.close();
}
public void testDimensions(NetcdfFile ncfile) {
Dimension latDim = ncfile.findDimension("y");
assert null != latDim;
assert latDim.getName().equals("y");
assert latDim.getLength() == 1008 : latDim.getLength() +"!="+ 1008;
assert !latDim.isUnlimited();
Dimension lonDim = ncfile.findDimension("x");
assert null != lonDim;
assert lonDim.getName().equals("x");
assert lonDim.getLength() == 1536;
assert !lonDim.isUnlimited();
Dimension timeDim = ncfile.findDimension("time");
assert null != timeDim;
assert timeDim.getName().equals("time");
assert timeDim.getLength() == ntimes : timeDim.getLength() +"!="+ ntimes;
}
public void testAggCoordVar(NetcdfFile ncfile) throws IOException {
Variable time = ncfile.findVariable("time");
assert null != time;
assert time.getShortName().equals("time");
assert time.getRank() == 1;
assert time.getSize() == ntimes;
assert time.getShape()[0] == ntimes;
assert time.getDataType() == DataType.DOUBLE;
assert time.getDimension(0) == ncfile.findDimension("time");
Array data = time.read();
assert data.getRank() == 1;
assert data.getSize() == ntimes;
assert data.getShape()[0] == ntimes;
assert data.getElementType() == double.class;
IndexIterator dataI = data.getIndexIterator();
while (dataI.hasNext())
System.out.println(" coord="+dataI.getObjectNext());
}
public void testReadData(GridDataset gds) throws IOException {
GridDatatype g = gds.findGridDatatype("IR_WV");
assert null != g;
assert g.getFullName().equals("IR_WV");
assert g.getRank() == 3;
assert g.getShape()[0] == ntimes;
assert g.getShape()[1] == 1008;
assert g.getShape()[2] == 1536;
assert g.getDataType() == DataType.SHORT;
GridCoordSystem gsys = g.getCoordinateSystem();
assert gsys.getXHorizAxis() != null;
assert gsys.getYHorizAxis() != null;
assert gsys.getTimeAxis() != null;
assert gsys.getVerticalAxis() == null;
assert gsys.getProjection() != null;
Array data = g.readVolumeData(0);
assert data.getRank() == 2;
assert data.getShape()[0] == 1008;
assert data.getShape()[1] == 1536;
assert data.getElementType() == short.class;
}
}