def clean(self, value):
"""
Check if given CC number is valid and one of the
card types we accept
"""
non_decimal = re.compile(r'\D+')
value = non_decimal.sub('', value.strip())
if value and not bankcards.luhn(value):
raise forms.ValidationError(
_("Please enter a valid credit card number."))
if hasattr(self, 'accepted_cards'):
card_type = bankcards.bankcard_type(value)
if card_type not in self.accepted_cards:
raise forms.ValidationError(
_("%s cards are not accepted." % card_type))
return super(BankcardNumberField, self).clean(value)
def test_invalid_numbers(self):
for number in self.invalid_numbers:
self.assertFalse(bankcards.luhn(number))
def test_valid_numbers(self):
for number in self.valid_numbers:
self.assertTrue(bankcards.luhn(number))
def is_not_valid(n):
assert bankcards.luhn(n) is False
def is_valid(n):
assert bankcards.luhn(n) is True
def is_not_valid(n):
assert bankcards.luhn(n) is False
def is_valid(n):
assert bankcards.luhn(n) is True
def test_invalid_numbers(self):
for number in self.invalid_numbers:
self.assertFalse(bankcards.luhn(number))
def test_valid_numbers(self):
for number in self.valid_numbers:
self.assertTrue(bankcards.luhn(number))
