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# 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.
from __future__ import absolute_import, division, print_function
import binascii
import pytest
from cryptography.primitives.block.ciphers import AES, Camellia
class TestAES(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 = AES(binascii.unhexlify(key))
assert cipher.key_size == keysize
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))
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