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-rw-r--r--tests/hazmat/primitives/utils.py18
1 files changed, 10 insertions, 8 deletions
diff --git a/tests/hazmat/primitives/utils.py b/tests/hazmat/primitives/utils.py
index 2a99cab9..8df02e78 100644
--- a/tests/hazmat/primitives/utils.py
+++ b/tests/hazmat/primitives/utils.py
@@ -7,7 +7,7 @@ from cryptography.hazmat.bindings import _ALL_BACKENDS
from cryptography.hazmat.primitives import hashes, hmac
from cryptography.hazmat.primitives.ciphers import Cipher
from cryptography.exceptions import (
- AlreadyFinalized, NotYetFinalized,
+ AlreadyFinalized, NotYetFinalized, AlreadyUpdated,
)
from ...utils import load_vectors_from_file
@@ -307,23 +307,23 @@ def base_hmac_test(backend, algorithm, only_if, skip_message):
assert h._ctx != h_copy._ctx
-def generate_aead_use_after_finalize_test(cipher_factory, mode_factory,
- only_if, skip_message):
- def test_aead_use_after_finalize(self):
+def generate_aead_exception_test(cipher_factory, mode_factory,
+ only_if, skip_message):
+ def test_aead_exception(self):
for backend in _ALL_BACKENDS:
yield (
- aead_use_after_finalize_test,
+ aead_exception_test,
backend,
cipher_factory,
mode_factory,
only_if,
skip_message
)
- return test_aead_use_after_finalize
+ return test_aead_exception
-def aead_use_after_finalize_test(backend, cipher_factory, mode_factory,
- only_if, skip_message):
+def aead_exception_test(backend, cipher_factory, mode_factory,
+ only_if, skip_message):
if not only_if(backend):
pytest.skip(skip_message)
cipher = Cipher(
@@ -335,6 +335,8 @@ def aead_use_after_finalize_test(backend, cipher_factory, mode_factory,
encryptor.update(b"a" * 16)
with pytest.raises(NotYetFinalized):
encryptor.tag
+ with pytest.raises(AlreadyUpdated):
+ encryptor.add_data(b"b" * 16)
encryptor.finalize()
with pytest.raises(AlreadyFinalized):
encryptor.add_data(b"b" * 16)