def test_sNaN():
with pytest.raises(ValueError):
str_to_decimal('sNaN')
def _maybe_coerce(value: Union[str, Decimal] = None) -> Optional[Decimal]:
if value is not None:
if not isinstance(value, Decimal):
return str_to_decimal(value)
return value
return None
def test_Inf():
with pytest.raises(ValueError):
str_to_decimal('Inf')
def test_negative_Inf():
with pytest.raises(ValueError):
str_to_decimal('-Inf')
def test_str():
d1 = Decimal('3.3333433434343434343434343434343')
assert str_to_decimal(str(d1)) == d1
def test_maxlen():
s = '3.' + '34' * 1000
with pytest.raises(ValueError):
str_to_decimal(s)
def test_str_to_decimal_None():
assert str_to_decimal(None) is None
def test_str_to_decimal_decimals(x):
assume(x.is_finite())
assert str_to_decimal(str(x)) == x
def test_NaN():
with pytest.raises(ValueError):
str_to_decimal("NaN")
def test_maxlen():
s = "3." + "34" * 1000
with pytest.raises(ValueError):
str_to_decimal(s)
def _parse_decimal(typ: Type, data: Any) -> Optional[Decimal]:
if data is None:
return None
if isinstance(data, Decimal):
return data
return str_to_decimal(cast(str, data))
