def __init__(self, key):
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives.ciphers import Cipher
from cryptography.hazmat.primitives.ciphers.modes import ECB
from cryptography.hazmat.primitives.ciphers.algorithms import Blowfish
self.cipher = Cipher(
Blowfish(key.encode("ascii")), ECB(), backend=default_backend())
def test_invalid_key_type(self):
with pytest.raises(TypeError, match="key must be bytes"):
Blowfish(u"0" * 8)
def test_invalid_key_size(self):
with pytest.raises(ValueError):
Blowfish(binascii.unhexlify(b"0" * 6))
def test_key_size(self, key, keysize):
cipher = Blowfish(binascii.unhexlify(key))
assert cipher.key_size == keysize
def test_invalid_key_type(self):
with pytest.raises(TypeError, match="key must be bytes"):
Blowfish("0" * 8) # type: ignore[arg-type]
