diff options
Diffstat (limited to 'tests')
-rw-r--r-- | tests/bindings/test_openssl.py | 3 | ||||
-rw-r--r-- | tests/primitives/test_ciphers.py | 17 | ||||
-rw-r--r-- | tests/primitives/test_cryptrec.py | 62 | ||||
-rw-r--r-- | tests/primitives/test_openssl_vectors.py | 100 |
4 files changed, 181 insertions, 1 deletions
diff --git a/tests/bindings/test_openssl.py b/tests/bindings/test_openssl.py index b23c4ccc..e5b78d18 100644 --- a/tests/bindings/test_openssl.py +++ b/tests/bindings/test_openssl.py @@ -28,3 +28,6 @@ class TestOpenSSL(object): for every OpenSSL. """ assert api.openssl_version_text().startswith("OpenSSL") + + def test_supports_cipher(self): + assert api.supports_cipher("not-a-real-cipher") is False diff --git a/tests/primitives/test_ciphers.py b/tests/primitives/test_ciphers.py index 5ee9f223..27d35850 100644 --- a/tests/primitives/test_ciphers.py +++ b/tests/primitives/test_ciphers.py @@ -17,7 +17,7 @@ import binascii import pytest -from cryptography.primitives.block.ciphers import AES +from cryptography.primitives.block.ciphers import AES, Camellia class TestAES(object): @@ -33,3 +33,18 @@ class TestAES(object): def test_invalid_key_size(self): with pytest.raises(ValueError): AES(binascii.unhexlify(b"0" * 12)) + + +class TestCamellia(object): + @pytest.mark.parametrize(("key", "keysize"), [ + (b"0" * 32, 128), + (b"0" * 48, 192), + (b"0" * 64, 256), + ]) + def test_key_size(self, key, keysize): + cipher = Camellia(binascii.unhexlify(key)) + assert cipher.key_size == keysize + + def test_invalid_key_size(self): + with pytest.raises(ValueError): + Camellia(binascii.unhexlify(b"0" * 12)) diff --git a/tests/primitives/test_cryptrec.py b/tests/primitives/test_cryptrec.py new file mode 100644 index 00000000..c30bda48 --- /dev/null +++ b/tests/primitives/test_cryptrec.py @@ -0,0 +1,62 @@ +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or +# implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +""" +Test using the CRYPTREC (Camellia) Test Vectors +""" + +from __future__ import absolute_import, division, print_function + +import binascii +import itertools +import os + +import pytest + +from cryptography.primitives.block import BlockCipher, ciphers, modes + +from ..utils import load_cryptrec_vectors_from_file + + +def parameterize_encrypt_test(cipher, vector_type, params, fnames): + return pytest.mark.parametrize(params, + list(itertools.chain.from_iterable( + load_cryptrec_vectors_from_file( + os.path.join(cipher, vector_type, fname), + ) + for fname in fnames + )) + ) + + +class TestCamelliaECB(object): + @parameterize_encrypt_test( + "Camellia", "NTT", + ("key", "plaintext", "ciphertext"), + [ + "camellia-128-ecb.txt", + "camellia-192-ecb.txt", + "camellia-256-ecb.txt", + ] + ) + def test_NTT(self, key, plaintext, ciphertext, api): + if not api.supports_cipher("camellia-128-ecb"): + pytest.skip("Does not support Camellia ECB") # pragma: no cover + cipher = BlockCipher( + ciphers.Camellia(binascii.unhexlify(key)), + modes.ECB(), + api + ) + actual_ciphertext = cipher.encrypt(binascii.unhexlify(plaintext)) + actual_ciphertext += cipher.finalize() + assert binascii.hexlify(actual_ciphertext).upper() == ciphertext diff --git a/tests/primitives/test_openssl_vectors.py b/tests/primitives/test_openssl_vectors.py new file mode 100644 index 00000000..d30efa5c --- /dev/null +++ b/tests/primitives/test_openssl_vectors.py @@ -0,0 +1,100 @@ +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or +# implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +""" +Test using the OpenSSL Test Vectors +""" + +from __future__ import absolute_import, division, print_function + +import binascii +import itertools +import os + +import pytest + +from cryptography.primitives.block import BlockCipher, ciphers, modes + +from ..utils import load_openssl_vectors_from_file + + +def parameterize_encrypt_test(cipher, params, fnames): + return pytest.mark.parametrize(params, + list(itertools.chain.from_iterable( + load_openssl_vectors_from_file(os.path.join(cipher, fname)) + for fname in fnames + )) + ) + + +class TestCamelliaCBC(object): + + @parameterize_encrypt_test( + "Camellia", + ("key", "iv", "plaintext", "ciphertext"), + [ + "camellia-cbc.txt", + ] + ) + def test_OpenSSL(self, key, iv, plaintext, ciphertext, api): + if not api.supports_cipher("camellia-128-cbc"): + pytest.skip("Does not support Camellia CBC") # pragma: no cover + cipher = BlockCipher( + ciphers.Camellia(binascii.unhexlify(key)), + modes.CBC(binascii.unhexlify(iv)), + ) + actual_ciphertext = cipher.encrypt(binascii.unhexlify(plaintext)) + actual_ciphertext += cipher.finalize() + assert binascii.hexlify(actual_ciphertext).upper() == ciphertext + + +class TestCamelliaOFB(object): + + @parameterize_encrypt_test( + "Camellia", + ("key", "iv", "plaintext", "ciphertext"), + [ + "camellia-ofb.txt", + ] + ) + def test_OpenSSL(self, key, iv, plaintext, ciphertext, api): + if not api.supports_cipher("camellia-128-ofb"): + pytest.skip("Does not support Camellia OFB") # pragma: no cover + cipher = BlockCipher( + ciphers.Camellia(binascii.unhexlify(key)), + modes.OFB(binascii.unhexlify(iv)), + ) + actual_ciphertext = cipher.encrypt(binascii.unhexlify(plaintext)) + actual_ciphertext += cipher.finalize() + assert binascii.hexlify(actual_ciphertext).upper() == ciphertext + + +class TestCamelliaCFB(object): + + @parameterize_encrypt_test( + "Camellia", + ("key", "iv", "plaintext", "ciphertext"), + [ + "camellia-cfb.txt", + ] + ) + def test_OpenSSL(self, key, iv, plaintext, ciphertext, api): + if not api.supports_cipher("camellia-128-cfb"): + pytest.skip("Does not support Camellia CFB") # pragma: no cover + cipher = BlockCipher( + ciphers.Camellia(binascii.unhexlify(key)), + modes.CFB(binascii.unhexlify(iv)), + ) + actual_ciphertext = cipher.encrypt(binascii.unhexlify(plaintext)) + actual_ciphertext += cipher.finalize() + assert binascii.hexlify(actual_ciphertext).upper() == ciphertext |