def test_password_length_needed(self):
passp = Passphrase()
for wrongtype in constants.WRONGTYPES_INT_FLOAT:
passp._entropy_bits_req = wrongtype
with self.assertRaises(TypeError) as context:
passp.password_length_needed()
self.assertIn('entropybits can only be int or float',
str(context.exception))
passp._entropy_bits_req = -1
with self.assertRaises(ValueError) as context:
passp.password_length_needed()
self.assertIn('entropybits should be greater than 0',
str(context.exception))
passp = Passphrase()
self.assertRaises(ValueError, passp.password_length_needed)
passp.password_use_lowercase = False
passp.password_use_uppercase = False
passp.password_use_digits = False
passp.password_use_punctuation = False
self.assertRaises(ValueError, passp.password_length_needed)
passp.entropy_bits_req = 77
self.assertRaises(ValueError, passp.password_length_needed)
def test_password_length_needed(self):
passp = Passphrase()
passp.entropy_bits_req = 128
p_len = passp.password_length_needed()
self.assertEqual(p_len, 20)