def test_var_name(self):
name_one = Mock(var_name="one")
name_two = Mock(var_name="two")
input_list = [name_one, name_two]
result = metadata_filter(input_list, var_name="one")
self.assertIn(name_one, result)
self.assertNotIn(name_two, result)
def test_item(self):
coord = Mock(__class__=AuxCoord)
mock = Mock()
input_list = [coord, mock]
result = metadata_filter(input_list, item=coord)
self.assertIn(coord, result)
self.assertNotIn(mock, result)
def test_item_metadata(self):
coord = Mock(metadata=CoordMetadata)
dim_coord = Mock(metadata=DimCoordMetadata)
input_list = [coord, dim_coord]
result = metadata_filter(input_list, item=coord)
self.assertIn(coord, result)
self.assertNotIn(dim_coord, result)
def test_multiple_args(self):
coord_one = Mock(__class__=AuxCoord, long_name="one")
coord_two = Mock(__class__=AuxCoord, long_name="two")
input_list = [coord_one, coord_two]
result = metadata_filter(input_list, item=coord_one, long_name="one")
self.assertIn(coord_one, result)
self.assertNotIn(coord_two, result)
def test_axis__by_member(self):
axis_x = Mock(axis="x")
axis_y = Mock(axis="y")
input_list = [axis_x, axis_y]
result = metadata_filter(input_list, axis="x")
self.assertEqual(1, len(result))
self.assertIn(axis_x, result)
def test_name(self):
name_one = Mock()
name_one.name.return_value = "one"
name_two = Mock()
name_two.name.return_value = "two"
input_list = [name_one, name_two]
result = metadata_filter(input_list, item="one")
self.assertIn(name_one, result)
self.assertNotIn(name_two, result)
def test_axis__by_guess(self):
# see https://docs.python.org/3/library/unittest.mock.html#deleting-attributes
axis_lon = Mock(standard_name="longitude")
del axis_lon.axis
axis_lat = Mock(standard_name="latitude")
del axis_lat.axis
input_list = [axis_lon, axis_lat]
result = metadata_filter(input_list, axis="x")
self.assertIn(axis_lon, result)
self.assertNotIn(axis_lat, result)
def test_attributes(self):
# Confirm that this can handle attrib dicts including np arrays.
attrib_one_two = Mock(attributes={
"one": np.arange(1),
"two": np.arange(2)
})
attrib_three_four = Mock(attributes={
"three": np.arange(3),
"four": np.arange(4)
})
input_list = [attrib_one_two, attrib_three_four]
result = metadata_filter(input_list,
attributes=attrib_one_two.attributes)
self.assertIn(attrib_one_two, result)
self.assertNotIn(attrib_three_four, result)
def test_instances_non_iterable(self):
item = Mock()
item.name.return_value = "one"
result = metadata_filter(item, item="one")
self.assertEqual(1, len(result))
self.assertIn(item, result)
