diff options
Diffstat (limited to 'tests/hazmat/primitives/test_3des.py')
| -rw-r--r-- | tests/hazmat/primitives/test_3des.py | 59 |
1 files changed, 44 insertions, 15 deletions
diff --git a/tests/hazmat/primitives/test_3des.py b/tests/hazmat/primitives/test_3des.py index 69ec9c9a..439ca258 100644 --- a/tests/hazmat/primitives/test_3des.py +++ b/tests/hazmat/primitives/test_3des.py @@ -20,12 +20,15 @@ from __future__ import absolute_import, division, print_function import binascii import os +import pytest + from cryptography.hazmat.primitives.ciphers import algorithms, modes from .utils import generate_encrypt_test from ...utils import load_nist_vectors +@pytest.mark.cipher class TestTripleDES_CBC(object): test_KAT = generate_encrypt_test( load_nist_vectors, @@ -37,8 +40,12 @@ class TestTripleDES_CBC(object): "TCBCvarkey.rsp", "TCBCvartext.rsp", ], - lambda keys, iv: algorithms.TripleDES(binascii.unhexlify(keys)), - lambda keys, iv: modes.CBC(binascii.unhexlify(iv)), + lambda keys, **kwargs: algorithms.TripleDES(binascii.unhexlify(keys)), + lambda iv, **kwargs: modes.CBC(binascii.unhexlify(iv)), + only_if=lambda backend: backend.cipher_supported( + algorithms.TripleDES("\x00" * 8), modes.CBC("\x00" * 8) + ), + skip_message="Does not support TripleDES CBC", ) test_MMT = generate_encrypt_test( @@ -49,13 +56,18 @@ class TestTripleDES_CBC(object): "TCBCMMT2.rsp", "TCBCMMT3.rsp", ], - lambda key1, key2, key3, iv: ( - algorithms.TripleDES(binascii.unhexlify(key1 + key2 + key3)) + lambda key1, key2, key3, **kwargs: algorithms.TripleDES( + binascii.unhexlify(key1 + key2 + key3) ), - lambda key1, key2, key3, iv: modes.CBC(binascii.unhexlify(iv)), + lambda iv, **kwargs: modes.CBC(binascii.unhexlify(iv)), + only_if=lambda backend: backend.cipher_supported( + algorithms.TripleDES("\x00" * 8), modes.CBC("\x00" * 8) + ), + skip_message="Does not support TripleDES CBC", ) +@pytest.mark.cipher class TestTripleDES_OFB(object): test_KAT = generate_encrypt_test( load_nist_vectors, @@ -67,8 +79,12 @@ class TestTripleDES_OFB(object): "TOFBvartext.rsp", "TOFBinvperm.rsp", ], - lambda keys, iv: algorithms.TripleDES(binascii.unhexlify(keys)), - lambda keys, iv: modes.OFB(binascii.unhexlify(iv)), + lambda keys, **kwargs: algorithms.TripleDES(binascii.unhexlify(keys)), + lambda iv, **kwargs: modes.OFB(binascii.unhexlify(iv)), + only_if=lambda backend: backend.cipher_supported( + algorithms.TripleDES("\x00" * 8), modes.OFB("\x00" * 8) + ), + skip_message="Does not support TripleDES OFB", ) test_MMT = generate_encrypt_test( @@ -79,13 +95,18 @@ class TestTripleDES_OFB(object): "TOFBMMT2.rsp", "TOFBMMT3.rsp", ], - lambda key1, key2, key3, iv: ( - algorithms.TripleDES(binascii.unhexlify(key1 + key2 + key3)) + lambda key1, key2, key3, **kwargs: algorithms.TripleDES( + binascii.unhexlify(key1 + key2 + key3) ), - lambda key1, key2, key3, iv: modes.OFB(binascii.unhexlify(iv)), + lambda iv, **kwargs: modes.OFB(binascii.unhexlify(iv)), + only_if=lambda backend: backend.cipher_supported( + algorithms.TripleDES("\x00" * 8), modes.OFB("\x00" * 8) + ), + skip_message="Does not support TripleDES OFB", ) +@pytest.mark.cipher class TestTripleDES_CFB(object): test_KAT = generate_encrypt_test( load_nist_vectors, @@ -97,8 +118,12 @@ class TestTripleDES_CFB(object): "TCFB64varkey.rsp", "TCFB64vartext.rsp", ], - lambda keys, iv: algorithms.TripleDES(binascii.unhexlify(keys)), - lambda keys, iv: modes.CFB(binascii.unhexlify(iv)), + lambda keys, **kwargs: algorithms.TripleDES(binascii.unhexlify(keys)), + lambda iv, **kwargs: modes.CFB(binascii.unhexlify(iv)), + only_if=lambda backend: backend.cipher_supported( + algorithms.TripleDES("\x00" * 8), modes.CFB("\x00" * 8) + ), + skip_message="Does not support TripleDES CFB", ) test_MMT = generate_encrypt_test( @@ -109,8 +134,12 @@ class TestTripleDES_CFB(object): "TCFB64MMT2.rsp", "TCFB64MMT3.rsp", ], - lambda key1, key2, key3, iv: ( - algorithms.TripleDES(binascii.unhexlify(key1 + key2 + key3)) + lambda key1, key2, key3, **kwargs: algorithms.TripleDES( + binascii.unhexlify(key1 + key2 + key3) + ), + lambda iv, **kwargs: modes.CFB(binascii.unhexlify(iv)), + only_if=lambda backend: backend.cipher_supported( + algorithms.TripleDES("\x00" * 8), modes.CFB("\x00" * 8) ), - lambda key1, key2, key3, iv: modes.CFB(binascii.unhexlify(iv)), + skip_message="Does not support TripleDES CFB", ) |