def it_knows_its_selected_categories_labels(self, _dimensions_prop_):
_dimensions_prop_.return_value = [
Dimension({"references": {}}, None, None)
]
strand_ = _Strand(None, None, None, None, None, None)
assert strand_.selected_category_labels == ()
def it_knows_the_population_fraction(self, cube_):
cube_.population_fraction = 0.5
strand_ = _Strand(cube_, None, None, None, None, None)
population_fraction = strand_.population_fraction
assert population_fraction == 0.5
def it_knows_its_title(self, cube_):
cube_.title = "Unmarried"
strand_ = _Strand(cube_, None, None, None, None, None)
title = strand_.title
assert title == "Unmarried"
def it_knows_whether_it_is_empty(self, shape, expected_value, shape_prop_):
shape_prop_.return_value = shape
strand = _Strand(None, None, None, None, None, None)
is_empty = strand.is_empty
assert is_empty is expected_value
def it_knows_which_of_its_rows_are_inserted(self, _assembler_prop_,
assembler_):
_assembler_prop_.return_value = assembler_
assembler_.inserted_row_idxs = (1, 3, 5)
strand = _Strand(None, None, None, None, None, None)
assert strand.inserted_row_idxs == (1, 3, 5)
def it_provides_the_population_counts_moe(
self,
cube_,
_assembler_prop_,
assembler_,
):
assembler_.population_proportion_stderrs = 0.3
_assembler_prop_.return_value = assembler_
cube_.population_fraction = 0.1
population = 20
strand_ = _Strand(cube_, None, population, None, None, None)
assert strand_.population_counts_moe == pytest.approx(0.6 * 1.959964)
def it_computes_the_sort_by_measure_value_row_order_to_help(
self, fixture, measure, direction, expected_value):
transforms = {
"rows_dimension": {
"order": {
"type": "univariate_measure",
"measure": measure,
"direction": direction,
}
}
}
cube = Cube(fixture, transforms=transforms)
stripe = _Strand(cube, transforms, None, False, 0, None)
assembler = stripe._assembler
assert assembler._row_order.tolist() == expected_value
def it_provides_the_default_repr_when_enhanced_repr_fails(self):
cube = _Strand(None, None, None, None, None, None)
cube_repr = cube.__repr__()
assert cube_repr.startswith("<cr.cube.cubepart._Strand object at 0x")