def test_zero_sized_coordinates_range(self):
da = xr.DataArray(np.empty((2, 0)), dims=('y', 'x'), coords={'x': [], 'y': [0 ,1]}, name='A')
ds = Dataset(da)
x0, x1 = ds.range('x')
self.assertTrue(np.isnan(x0))
self.assertTrue(np.isnan(x1))
z0, z1 = ds.range('A')
self.assertTrue(np.isnan(z0))
self.assertTrue(np.isnan(z1))
def test_zero_sized_coordinates_range(self):
da = xr.DataArray(np.empty((2, 0)), dims=('y', 'x'), coords={'x': [], 'y': [0 ,1]}, name='A')
ds = Dataset(da)
x0, x1 = ds.range('x')
self.assertTrue(np.isnan(x0))
self.assertTrue(np.isnan(x1))
z0, z1 = ds.range('A')
self.assertTrue(np.isnan(z0))
self.assertTrue(np.isnan(z1))
def test_multi_geom_poly_range(self):
geoms = [{
'geometry': sgeom.Polygon([(0, 0), (3, 3), (6, 0)])
}, {
'geometry': sgeom.Polygon([(3, 3), (9, 3), (6, 0)])
}]
mds = Dataset(geoms, kdims=['x', 'y'], datatype=[self.datatype])
self.assertEqual(mds.range('x'), (0, 9))
self.assertEqual(mds.range('y'), (0, 3))
def test_multi_geom_point_coord_range(self):
geoms = [{
'geometry': sgeom.Point([(0, 1)])
}, {
'geometry': sgeom.Point([(3, 5)])
}]
mds = Dataset(geoms, kdims=['x', 'y'], datatype=[self.datatype])
self.assertEqual(mds.range('x'), (0, 3))
self.assertEqual(mds.range('y'), (1, 5))
def test_dataset_range_categorical_dimension_empty(self):
ddf = dd.from_pandas(pd.DataFrame({'a': ['1', '2', '3']}), 1)
ds = Dataset(ddf).iloc[:0]
ds_range = ds.range(0)
self.assertTrue(np.isnan(ds_range[0]))
self.assertTrue(np.isnan(ds_range[1]))
def test_dataset_range_categorical_dimension(self):
ddf = dd.from_pandas(pd.DataFrame({'a': ['1', '2', '3']}), 1)
ds = Dataset(ddf)
self.assertEqual(ds.range(0), ('1', '3'))
def test_range_vdim(self):
cube = Dataset(self.cube, kdims=['longitude', 'latitude'])
self.assertEqual(cube.range('unknown'), (0, 11))
def test_range_kdim(self):
cube = Dataset(self.cube, kdims=['longitude', 'latitude'])
self.assertEqual(cube.range('longitude'), (-1, 2))
def test_range_vdim(self):
cube = Dataset(self.cube, kdims=['longitude', 'latitude'])
self.assertEqual(cube.range('unknown'), (0, 11))
def test_range_kdim(self):
cube = Dataset(self.cube, kdims=['longitude', 'latitude'])
self.assertEqual(cube.range('longitude'), (-1, 2))
def test_dataset_range_categorical_dimension_empty(self):
ddf = dd.from_pandas(pd.DataFrame({'a': ['1', '2', '3']}), 1)
ds = Dataset(ddf).iloc[:0]
ds_range = ds.range(0)
self.assertTrue(np.isnan(ds_range[0]))
self.assertTrue(np.isnan(ds_range[1]))
def test_dataset_range_categorical_dimension(self):
ddf = dd.from_pandas(pd.DataFrame({'a': ['1', '2', '3']}), 1)
ds = Dataset(ddf)
self.assertEqual(ds.range(0), ('1', '3'))
def test_dataset_mixed_type_range(self):
ds = Dataset((['A', 'B', 'C', None],), 'A')
vmin, vmax = ds.range(0)
self.assertTrue(np.isnan(vmin))
self.assertTrue(np.isnan(vmax))
