def testCategory(unit_database_custom_conversion) -> None:
unit_database = unit_database_custom_conversion
unit_database.AddCategory(
"my length",
"length",
["mm", "m"],
default_unit="m",
default_value=15.5,
min_value=-6e-10,
max_value=2e5,
is_min_exclusive=True,
is_max_exclusive=False,
caption="My Length",
)
assert unit_database.GetDefaultValue("my length") == 15.5
assert unit_database.GetDefaultUnit("my length") == "m"
assert sorted(list(
unit_database.IterCategories())) == ["length", "my length"]
quantity = ObtainQuantity("m", "my length")
formatted_value = FormatFloat("%g", -6e-010)
with pytest.raises(
QuantityValidationError,
match="Invalid value for My Length: %s. Must be > %s." %
(formatted_value, formatted_value),
) as exc_info:
quantity.CheckValue(-6e-10)
e = exc_info.value
assert e.message == "Invalid value for My Length: {}. Must be > {}.".format(
formatted_value, formatted_value)
assert e.caption == "My Length"
assert e.value == float(formatted_value)
assert e.operator == ">"
assert e.value == float(formatted_value)
quantity.CheckValue(0) # without specifying unit
mm_quantity = ObtainQuantity("mm", "my length")
mm_quantity.CheckValue(2e5)
with pytest.raises(
QuantityValidationError,
match="Invalid value for My Length: 200000. Must be <= 200000.0."):
mm_quantity.CheckValue(2e8 + 1)
# Check the unit info using a category instead a quantity_type
with pytest.raises(InvalidQuantityTypeError):
unit_database.GetInfo("unknown length", "mm")
unit_database.GetInfo("my length", "mm")
unit_database.GetInfo(UNKNOWN_QUANTITY_TYPE,
"I know it is m3",
fix_unknown=True)
def _ScalarCheckMsgPredicate(cls, scalar: Scalar) -> Optional[str]:
"""
:param Scalar scalar:
The scalar to be checked against its limits
:returns str:
The built message saying if the scalar is less or greater than its limits
"""
try:
quantity = ObtainQuantity(scalar.GetUnit(), scalar.GetCategory())
quantity.CheckValue(scalar.GetValue(), use_literals=True)
except ValueError as error:
return str(error)
return None