def _filter_divide(var, args):
try:
lh = utils.parse_number_from_string(var)
rh = utils.parse_number_from_string(args[0])
return str(lh / rh)
except:
return ""
def _filter_subtract(var, args):
try:
lh = utils.parse_number_from_string(var)
rh = utils.parse_number_from_string(args[0])
return str(lh - rh)
except:
return ""
def _filter_multiply(var, args):
try:
lh = utils.parse_number_from_string(var)
rh = utils.parse_number_from_string(args[0])
return str(lh * rh)
except:
return ""
def _filter_divide(var: Any, args: List[str]) -> Any:
try:
lh = utils.parse_number_from_string(var)
rh = utils.parse_number_from_string(args[0])
return str(lh / rh)
except:
return ""
def test_valid_int_conversions() -> None:
# key = input
# value = expected value
tests = {
"1": 1,
"2": 2,
"3": 3,
"503": 503,
"-503": -503,
"503 ": 503, # Spaces are valid in int() and float()
" 503 ": 503, # Spaces are valid in int() and float()
}
for input_value in tests:
expected_value = tests[input_value]
output_value = parse_number_from_string(input_value)
assert type(output_value) == type(expected_value)
assert output_value == expected_value
def test_valid_float_conversions() -> None:
# key = input
# value = expected value
tests = {
"1.0": 1.0,
"2.5": 2.5,
"503.0": 503.0,
"1.111": 1.111,
"-503.5": -503.5,
"503.5 ": 503.5, # Spaces are valid in int() and float()
" 503.7 ": 503.7, # Spaces are valid in int() and float()
}
for input_value in tests:
expected_value = tests[input_value]
output_value = parse_number_from_string(input_value)
assert type(output_value) == type(expected_value)
assert output_value == expected_value
def test_bad_conversions_space() -> None:
input_value = " "
with pytest.raises(ValueError):
parse_number_from_string(input_value)
def test_bad_conversions_string_prefix_float() -> None:
input_value = "a1.111"
with pytest.raises(ValueError):
parse_number_from_string(input_value)
