diff options
Diffstat (limited to 'tests/hazmat/primitives/test_block.py')
-rw-r--r-- | tests/hazmat/primitives/test_block.py | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tests/hazmat/primitives/test_block.py b/tests/hazmat/primitives/test_block.py index e0ed6697..2c0be1b5 100644 --- a/tests/hazmat/primitives/test_block.py +++ b/tests/hazmat/primitives/test_block.py @@ -17,6 +17,7 @@ import binascii import pytest +from cryptography.exceptions import NoSuchAlgorithm from cryptography.hazmat.primitives import interfaces from cryptography.hazmat.primitives.block import BlockCipher, ciphers, modes @@ -84,3 +85,13 @@ class TestBlockCipherContext(object): assert len(pt) == 80 assert pt == b"a" * 80 decryptor.finalize() + + def test_nonexistant_cipher(self, backend): + cipher = BlockCipher( + object(), object(), backend + ) + with pytest.raises(NoSuchAlgorithm): + cipher.encryptor() + + with pytest.raises(NoSuchAlgorithm): + cipher.decryptor() |