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import os
from saml2.cryptography.symmetric import AESCipher
class TestAES():
def test_aes_defaults(self):
original_msg = b'ToBeOrNotTobe W.S.'
key = os.urandom(16)
aes = AESCipher(key)
encrypted_msg = aes.encrypt(original_msg)
decrypted_msg = aes.decrypt(encrypted_msg)
assert decrypted_msg == original_msg
def test_aes_128_cbc(self):
original_msg = b'ToBeOrNotTobe W.S.'
key = os.urandom(16)
aes = AESCipher(key)
alg = 'aes_128_cbc'
encrypted_msg = aes.encrypt(original_msg, alg=alg)
decrypted_msg = aes.decrypt(encrypted_msg, alg=alg)
assert decrypted_msg == original_msg
def test_aes_128_cfb(self):
original_msg = b'ToBeOrNotTobe W.S.'
key = os.urandom(16)
aes = AESCipher(key)
alg = 'aes_128_cfb'
encrypted_msg = aes.encrypt(original_msg, alg=alg)
decrypted_msg = aes.decrypt(encrypted_msg, alg=alg)
assert decrypted_msg == original_msg
def test_aes_192_cbc(self):
original_msg = b'ToBeOrNotTobe W.S.'
key = os.urandom(24)
aes = AESCipher(key)
alg = 'aes_192_cbc'
encrypted_msg = aes.encrypt(original_msg, alg=alg)
decrypted_msg = aes.decrypt(encrypted_msg, alg=alg)
assert decrypted_msg == original_msg
def test_aes_192_cfb(self):
original_msg = b'ToBeOrNotTobe W.S.'
key = os.urandom(24)
aes = AESCipher(key)
alg = 'aes_192_cfb'
encrypted_msg = aes.encrypt(original_msg, alg=alg)
decrypted_msg = aes.decrypt(encrypted_msg, alg=alg)
assert decrypted_msg == original_msg
def test_aes_256_cbc(self):
original_msg = b'ToBeOrNotTobe W.S.'
key = os.urandom(32)
aes = AESCipher(key)
alg = 'aes_256_cbc'
encrypted_msg = aes.encrypt(original_msg, alg=alg)
decrypted_msg = aes.decrypt(encrypted_msg, alg=alg)
assert decrypted_msg == original_msg
def test_aes_256_cfb(self):
original_msg = b'ToBeOrNotTobe W.S.'
key = os.urandom(32)
aes = AESCipher(key)
alg = 'aes_256_cfb'
encrypted_msg = aes.encrypt(original_msg, alg=alg)
decrypted_msg = aes.decrypt(encrypted_msg, alg=alg)
assert decrypted_msg == original_msg
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