@Test
public void testArraySubset() throws IOException {
DODSNetcdfFile dodsfile = TestDODSRead.open("test.02?i32[1:10],f64[2:2:10]");
Variable v = null;
Array a = null;
// int32
assert (null != (v = dodsfile.findVariable("i32")));
assert v.getFullName().equals("i32");
assert v.getRank() == 1;
assert v.getSize() == 10;
assert v.getDataType() == DataType.INT;
a = v.read();
assert a.getRank() == 1;
assert a.getSize() == 25;
assert a.getElementType() == int.class;
assert a instanceof ArrayInt.D1;
ArrayInt.D1 ai = (ArrayInt.D1) a;
for (int i = 0; i < 10; i++) {
int val = ai.get(i);
assert (val == i * 2048) : val + " != " + (i * 2048);
}
// uint16
assert null == (v = dodsfile.findVariable("ui16"));
assert null == (v = dodsfile.findVariable("ui32"));
// double
assert (null != (v = dodsfile.findVariable("f64")));
assert v.getFullName().equals("f64");
assert v.getRank() == 1;
assert v.getSize() == 5;
assert v.getDataType() == DataType.DOUBLE : v.getDataType();
a = v.read();
assert a.getRank() == 1;
assert a.getSize() == 25;
assert a.getElementType() == double.class;
assert a instanceof ArrayDouble.D1;
ArrayDouble.D1 ad = (ArrayDouble.D1) a;
double[] tFloat64 =
new double[] {
1.0,
0.9999500004166653,
0.9998000066665778,
0.9995500337489875,
0.9992001066609779,
0.9987502603949663,
0.9982005399352042,
0.9975510002532796,
0.9968017063026194,
0.9959527330119943,
0.9950041652780257,
0.9939560979566968,
0.9928086358538663,
0.9915618937147881,
0.9902159962126371,
0.9887710779360422,
0.9872272833756269,
0.9855847669095608,
0.9838436927881214,
0.9820042351172703,
0.9800665778412416,
0.9780309147241483,
0.9758974493306055,
0.9736663950053749,
0.9713379748520297
};
for (int i = 0; i < 5; i++) {
double val = ad.get(i);
assert Misc.closeEnough(val, tFloat64[i], 1.0e-9);
}
dodsfile.close();
}
