diff options
Diffstat (limited to 'tests/hazmat/backends/test_multibackend.py')
| -rw-r--r-- | tests/hazmat/backends/test_multibackend.py | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/tests/hazmat/backends/test_multibackend.py b/tests/hazmat/backends/test_multibackend.py index 7ab9e446..b7bcaf69 100644 --- a/tests/hazmat/backends/test_multibackend.py +++ b/tests/hazmat/backends/test_multibackend.py @@ -16,7 +16,9 @@ from __future__ import absolute_import, division, print_function import pytest from cryptography import utils -from cryptography.exceptions import UnsupportedAlgorithm +from cryptography.exceptions import ( + UnsupportedAlgorithm, _Reasons +) from cryptography.hazmat.backends.interfaces import ( CipherBackend, HMACBackend, HashBackend, PBKDF2HMACBackend, RSABackend ) @@ -25,6 +27,8 @@ from cryptography.hazmat.primitives import hashes, hmac from cryptography.hazmat.primitives.asymmetric import padding from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes +from ...utils import raises_unsupported_algorithm + @utils.register_interface(CipherBackend) class DummyCipherBackend(object): @@ -36,11 +40,11 @@ class DummyCipherBackend(object): def create_symmetric_encryption_ctx(self, algorithm, mode): if not self.cipher_supported(algorithm, mode): - raise UnsupportedAlgorithm(None) + raise UnsupportedAlgorithm("", _Reasons.UNSUPPORTED_CIPHER) def create_symmetric_decryption_ctx(self, algorithm, mode): if not self.cipher_supported(algorithm, mode): - raise UnsupportedAlgorithm(None) + raise UnsupportedAlgorithm("", _Reasons.UNSUPPORTED_CIPHER) @utils.register_interface(HashBackend) @@ -53,7 +57,7 @@ class DummyHashBackend(object): def create_hash_ctx(self, algorithm): if not self.hash_supported(algorithm): - raise UnsupportedAlgorithm(None) + raise UnsupportedAlgorithm("", _Reasons.UNSUPPORTED_HASH) @utils.register_interface(HMACBackend) @@ -66,7 +70,7 @@ class DummyHMACBackend(object): def create_hmac_ctx(self, key, algorithm): if not self.hmac_supported(algorithm): - raise UnsupportedAlgorithm(None) + raise UnsupportedAlgorithm("", _Reasons.UNSUPPORTED_HASH) @utils.register_interface(PBKDF2HMACBackend) @@ -80,7 +84,7 @@ class DummyPBKDF2HMACBackend(object): def derive_pbkdf2_hmac(self, algorithm, length, salt, iterations, key_material): if not self.pbkdf2_hmac_supported(algorithm): - raise UnsupportedAlgorithm(None) + raise UnsupportedAlgorithm("", _Reasons.UNSUPPORTED_HASH) @utils.register_interface(RSABackend) @@ -121,9 +125,9 @@ class TestMultiBackend(object): modes.CBC(b"\x00" * 16), backend=backend ) - with pytest.raises(UnsupportedAlgorithm): + with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_CIPHER): cipher.encryptor() - with pytest.raises(UnsupportedAlgorithm): + with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_CIPHER): cipher.decryptor() def test_hashes(self): @@ -134,7 +138,7 @@ class TestMultiBackend(object): hashes.Hash(hashes.MD5(), backend=backend) - with pytest.raises(UnsupportedAlgorithm): + with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_HASH): hashes.Hash(hashes.SHA1(), backend=backend) def test_hmac(self): @@ -145,7 +149,7 @@ class TestMultiBackend(object): hmac.HMAC(b"", hashes.MD5(), backend=backend) - with pytest.raises(UnsupportedAlgorithm): + with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_HASH): hmac.HMAC(b"", hashes.SHA1(), backend=backend) def test_pbkdf2(self): @@ -156,7 +160,7 @@ class TestMultiBackend(object): backend.derive_pbkdf2_hmac(hashes.MD5(), 10, b"", 10, b"") - with pytest.raises(UnsupportedAlgorithm): + with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_HASH): backend.derive_pbkdf2_hmac(hashes.SHA1(), 10, b"", 10, b"") def test_rsa(self): |