// $Id: TestTDSselect.java 51 2006-07-12 17:13:13Z caron $
/*
* Copyright 1998-2009 University Corporation for Atmospheric Research/Unidata
*
* Portions of this software were developed by the Unidata Program at the
* University Corporation for Atmospheric Research.
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package thredds.server.opendap;
import org.junit.Ignore;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import thredds.TestWithLocalServer;
import ucar.ma2.IndexIterator;
import ucar.ma2.InvalidRangeException;
import ucar.ma2.DataType;
import ucar.ma2.Array;
import ucar.nc2.Variable;
import ucar.nc2.dataset.NetcdfDataset;
import ucar.nc2.dt.GridCoordSystem;
import ucar.nc2.dt.grid.GeoGrid;
import ucar.nc2.dt.grid.GridDataset;
import ucar.unidata.util.test.category.NeedsCdmUnitTest;
import java.io.IOException;
/**
* @author john
*/
@Category(NeedsCdmUnitTest.class)
public class TestSanity {
@Ignore("ncml not doing alias subst")
@Test
public void testAliasSubst() throws IOException {
String url = TestWithLocalServer.withPath("/dodsC/ExampleNcML/Modified.nc");
try (NetcdfDataset dodsfile = NetcdfDataset.openDataset(url)) {
System.out.printf("OK %s%n", dodsfile.getLocation());
}
}
@Test
public void testStrings() throws IOException, InvalidRangeException {
String url = TestWithLocalServer.withPath("/dodsC/scanLocal/testWrite.nc");
try (NetcdfDataset dodsfile = NetcdfDataset.openDataset(url)) {
Variable v;
// string
v = dodsfile.findVariable("svar");
assert (null != v);
assert v.getFullName().equals("svar");
assert v.getRank() == 1;
assert v.getSize() == 80;
assert v.getDataType() == DataType.CHAR : v.getDataType();
Array a = v.read();
assert a.getRank() == 1;
assert a.getSize() == 80 : a.getSize();
assert a.getElementType() == DataType.CHAR.getPrimitiveClassType();
a = v.read("1:10");
assert a.getRank() == 1;
assert a.getSize() == 10 : a.getSize();
assert a.getElementType() == DataType.CHAR.getPrimitiveClassType();
// string array
v = dodsfile.findVariable("names");
assert (null != v);
assert v.getFullName().equals("names");
assert v.getRank() == 2;
assert v.getSize() == 3 * 80;
assert v.getDataType() == DataType.CHAR : v.getDataType();
a = v.read();
assert a.getRank() == 2;
assert a.getSize() == 3 * 80 : a.getSize();
assert a.getElementType() == DataType.CHAR.getPrimitiveClassType();
a = v.read("0:1,1:10");
assert a.getRank() == 2;
assert a.getSize() == 2 * 10 : a.getSize();
assert a.getElementType() == DataType.CHAR.getPrimitiveClassType();
}
}
@Test
public void testStridedSubsetSanityCheck() throws Exception {
String url = TestWithLocalServer.withPath("/dodsC/gribCollection/GFS_CONUS_80km/Best");
try (GridDataset dataset = GridDataset.open(url)) {
System.out.printf("%s%n", dataset.getLocation());
GeoGrid grid = dataset.findGridByName("u-component_of_wind_isobaric");
assert null != grid;
GridCoordSystem gcs = grid.getCoordinateSystem();
assert null != gcs;
assert grid.getRank() == 4;
// x and y stride 10
GeoGrid grid_section = grid.subset(null, null, null, 1, 2, 2);
Array data = grid_section.readDataSlice(0, -1, -1, -1); // get first time slice
assert data.getRank() == 3;
// assert data.getShape()[0] == 6 : data.getShape()[0];
assert data.getShape()[1] == 33 : data.getShape()[1];
assert data.getShape()[2] == 47 : data.getShape()[2];
IndexIterator ii = data.getIndexIterator();
while (ii.hasNext()) {
float val = ii.getFloatNext();
if (grid_section.isMissingData(val)) {
if (!Float.isNaN(val)) {
System.out.println(" got not NaN at =" + ii);
}
int[] current = ii.getCurrentCounter();
if ((current[1] > 0) && (current[2] > 1)) {
System.out.println(" got missing at =" + ii);
System.out.println(current[1] + " " + current[2]);
}
}
}
}
}
}