64 lines
1.9 KiB
Python
64 lines
1.9 KiB
Python
# coding: utf-8
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# PyGOST -- Pure Python GOST cryptographic functions library
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# Copyright (C) 2015-2023 Sergey Matveev <stargrave@stargrave.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, version 3 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from unittest import TestCase
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from pygost.gost28147_mac import MAC
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class TestMAC(TestCase):
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"""Test vectors generated with libgcl3 library
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"""
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k = b"This is message\xFF length\x0032 bytes"
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def test_a(self):
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self.assertSequenceEqual(
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MAC(self.k, b"a").hexdigest(),
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"bd5d3b5b2b7b57af",
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)
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def test_abc(self):
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self.assertSequenceEqual(
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MAC(self.k, b"abc").hexdigest(),
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"28661e40805b1ff9",
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)
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def test_128U(self):
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self.assertSequenceEqual(
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MAC(self.k, 128 * b"U").hexdigest(),
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"1a06d1bad74580ef",
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)
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def test_13x(self):
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self.assertSequenceEqual(
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MAC(self.k, 13 * b"x").hexdigest(),
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"917ee1f1a668fbd3",
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)
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def test_parts(self):
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m = MAC(self.k)
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m.update(b"foo")
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m.update(b"bar")
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self.assertSequenceEqual(m.digest(), MAC(self.k, b"foobar").digest())
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def test_copy(self):
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m = MAC(self.k, b"foo")
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c = m.copy()
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m.update(b"barbaz")
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c.update(b"bar")
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c.update(b"baz")
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self.assertSequenceEqual(m.digest(), c.digest())
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