diff options
author | Paul Kehrer <paul.l.kehrer@gmail.com> | 2013-11-24 11:39:14 -0600 |
---|---|---|
committer | Paul Kehrer <paul.l.kehrer@gmail.com> | 2013-11-29 17:19:46 -0600 |
commit | 0092c205657789e15848c7848eec768720de468f (patch) | |
tree | 331ac997c5689fa0b7fc6c962371a7f72a8d826c /tests | |
parent | 4664108ac1771b694f917b9ef70d358638371c04 (diff) | |
download | cryptography-0092c205657789e15848c7848eec768720de468f.tar.gz cryptography-0092c205657789e15848c7848eec768720de468f.tar.bz2 cryptography-0092c205657789e15848c7848eec768720de468f.zip |
raise TypeError if you attempt to get the tag attribute on a decrypt
* To support this the _AEADCipherContext in base.py now needs to be
aware of whether it is encrypting/decrypting
Diffstat (limited to 'tests')
-rw-r--r-- | tests/hazmat/primitives/utils.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/hazmat/primitives/utils.py b/tests/hazmat/primitives/utils.py index b6f9e0f5..58b9a917 100644 --- a/tests/hazmat/primitives/utils.py +++ b/tests/hazmat/primitives/utils.py @@ -344,3 +344,12 @@ def aead_exception_test(backend, cipher_factory, mode_factory, encryptor.update(b"b" * 16) with pytest.raises(AlreadyFinalized): encryptor.finalize() + cipher = Cipher( + cipher_factory(binascii.unhexlify(b"0" * 32)), + mode_factory(binascii.unhexlify(b"0" * 24), b"0" * 16), + backend + ) + decryptor = cipher.decryptor() + decryptor.update(b"a" * 16) + with pytest.raises(TypeError): + decryptor.tag |