File size: 4,540 Bytes
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import xml.etree.ElementTree
import numpy as np
import pytest
import tiledb
class DimensionTest(unittest.TestCase):
def test_minimal_dimension(self):
dim = tiledb.Dim(domain=(0, 4), tile=5)
self.assertEqual(dim.name, "__dim_0", "automatic dimension name is incorrect")
self.assertEqual(dim.shape, (5,))
self.assertEqual(dim.tile, 5)
self.assertEqual(dim, dim)
def test_dimension(self):
dim = tiledb.Dim(name="d1", domain=(0, 3), tile=2)
self.assertEqual(dim.name, "d1")
self.assertEqual(dim.shape, (4,))
self.assertEqual(dim.tile, 2)
self.assertEqual(dim, dim)
try:
assert xml.etree.ElementTree.fromstring(dim._repr_html_()) is not None
except:
pytest.fail(f"Could not parse dim._repr_html_(). Saw {dim._repr_html_()}")
def test_dimension_filter(self):
filters = [tiledb.GzipFilter(2)]
dim = tiledb.Dim(name="df", domain=(0, 2), tile=1, filters=filters)
self.assertEqual(dim.filters, filters)
self.assertEqual(dim, dim)
filter_list = tiledb.FilterList(filters)
dim = tiledb.Dim(name="df", domain=(0, 2), tile=1, filters=filter_list)
self.assertEqual(dim.filters, filter_list)
self.assertEqual(dim, dim)
with self.assertRaises(TypeError):
tiledb.Dim(name="df", domain=(0, 2), tile=1, filters=1)
def test_datetime_dimension(self):
# Regular usage
dim = tiledb.Dim(
name="d1",
domain=(np.datetime64("2010-01-01"), np.datetime64("2020-01-01")),
tile=np.timedelta64(20, "D"),
dtype=np.datetime64("", "D"),
)
self.assertEqual(dim, dim)
self.assertEqual(dim.dtype, np.dtype(np.datetime64("", "D")))
self.assertEqual(dim.tile, np.timedelta64(20, "D"))
self.assertNotEqual(dim.tile, np.timedelta64(21, "D"))
self.assertNotEqual(dim.tile, np.timedelta64(20, "W")) # Sanity check unit
self.assertTupleEqual(
dim.domain, (np.datetime64("2010-01-01"), np.datetime64("2020-01-01"))
)
self.assertEqual(dim.shape, (3653,))
# No tile extent specified: this is not an error in 2.2
if tiledb.libtiledb.version() < (2, 2):
with self.assertRaises(tiledb.TileDBError):
tiledb.Dim(
name="d1",
domain=(np.datetime64("2010-01-01"), np.datetime64("2020-01-01")),
dtype=np.datetime64("", "D"),
)
# Integer tile extent is ok
dim = tiledb.Dim(
name="d1",
domain=(np.datetime64("2010-01-01"), np.datetime64("2020-01-01")),
tile=20,
dtype=np.datetime64("", "D"),
)
self.assertEqual(dim, dim)
self.assertEqual(dim.dtype, np.dtype(np.datetime64("", "D")))
self.assertEqual(dim.tile, np.timedelta64(20, "D"))
# Year resolution
dim = tiledb.Dim(
name="d1",
domain=(np.datetime64("2010"), np.datetime64("2020")),
tile=5,
dtype=np.datetime64("", "Y"),
)
self.assertEqual(dim, dim)
self.assertEqual(dim.dtype, np.dtype(np.datetime64("", "Y")))
self.assertEqual(dim.tile, np.timedelta64(5, "Y"))
self.assertTupleEqual(
dim.domain, (np.datetime64("2010", "Y"), np.datetime64("2020", "Y"))
)
# End domain promoted to day resolution
dim = tiledb.Dim(
name="d1",
domain=(np.datetime64("2010-01-01"), np.datetime64("2020")),
tile=2,
dtype=np.datetime64("", "D"),
)
self.assertEqual(dim, dim)
self.assertEqual(dim.tile, np.timedelta64(2, "D"))
self.assertTupleEqual(
dim.domain,
(np.datetime64("2010-01-01", "D"), np.datetime64("2020-01-01", "D")),
)
# Domain values can't be integral
with self.assertRaises(TypeError):
dim = tiledb.Dim(
name="d1", domain=(-10, 10), tile=2, dtype=np.datetime64("", "D")
)
def test_shape(self):
dim = tiledb.Dim(name="", dtype="|S0", var=True)
with self.assertRaisesRegex(
TypeError,
"shape only valid for integer and datetime dimension domains",
):
dim.shape
@pytest.mark.xfail
def test_fail_on_0_extent(self):
tiledb.Dim(domain=(0, 10), tile=0)
|