def test_object(self):
captcha = MathCaptcha('1 * 2')
self.assertFalse(
captcha.validate(1)
)
self.assertTrue(
captcha.validate(2)
)
restored = MathCaptcha.from_hash(captcha.hashed)
self.assertEqual(
captcha.question,
restored.question
)
self.assertRaises(
ValueError,
MathCaptcha.from_hash,
captcha.hashed[:40]
)
def __init__(self, data=None, *args, **kwargs):
super(CaptchaRegistrationForm, self).__init__(
data,
*args,
**kwargs
)
# Load data
self.tampering = False
if data is None or 'captcha_id' not in data:
self.captcha = MathCaptcha()
else:
try:
self.captcha = MathCaptcha.from_hash(data['captcha_id'])
except ValueError:
self.captcha = MathCaptcha()
self.tampering = True
# Set correct label
self.fields['captcha'].label = _('What is %s') % self.captcha.display
self.fields['captcha_id'].initial = self.captcha.hashed
