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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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