def is_valid(cls, value):
"""Method validates the input value 'n' for Factorial
Args:
value (int): Positive integer value.
Returns:
int: if value is valid otherwise raises an exception.
"""
is_valid_input("n", value, config.FACTORIAL_MAX_VALUE)
return value
def n_is_valid(cls, value):
"""Method validates the input value 'n' for Fibonacci
s
Args:
value (int): Positive integer value.
Returns:
int: if value is valid otherwise raises an exception.
"""
is_valid_input("n", value, config.FIBONACCI_MAX_VALUE)
return value
def is_valid(cls, values):
"""Method validates the input values 'm' and 'n' for Ackermann
Args:
value (AckermannValues): object of type AckermannValues
Returns:
AckermannValues: if both values are valid otherwise raises an exception.
"""
m, n = values.m, values.n
is_valid_input("m", m, config.ACKERMANN_M_MAX)
n_max_val = config.ACKERMANN_LIMITS["m"][m]["n"]["max"]
is_valid_input("n", n, n_max_val)
return values
def test_validator_with_invalid_data():
"""Function tests validator with invalid data
1. Non-integer value
2. where n is a negative number
3. where n exceeds the max allowed value.
"""
with pytest.raises(HTTPException):
is_valid_input("x", "string", 10)
with pytest.raises(HTTPException):
is_valid_input("x", -1, 10)
with pytest.raises(HTTPException):
is_valid_input("x", 11, 10)
def test_validator_with_valid_data():
"""Function tests validator with valid data"""
assert is_valid_input("x", 5, 10) == True