80 lines
2.8 KiB
Python
80 lines
2.8 KiB
Python
# -*- coding: utf-8 -*-
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#
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# SelfTest/Hash/test_SHA3_384.py: Self-test for the SHA-3/384 hash function
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#
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# ===================================================================
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# The contents of this file are dedicated to the public domain. To
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# the extent that dedication to the public domain is not available,
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# everyone is granted a worldwide, perpetual, royalty-free,
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# non-exclusive license to exercise all rights associated with the
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# contents of this file for any purpose whatsoever.
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# No rights are reserved.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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# ===================================================================
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"""Self-test suite for Crypto.Hash.SHA3_384"""
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import unittest
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from binascii import hexlify
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from Crypto.SelfTest.loader import load_tests
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from Crypto.SelfTest.st_common import list_test_cases
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from Crypto.Hash import SHA3_384 as SHA3
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from Crypto.Util.py3compat import b
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class APITest(unittest.TestCase):
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def test_update_after_digest(self):
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msg=b("rrrrttt")
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# Normally, update() cannot be done after digest()
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h = SHA3.new(data=msg[:4])
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dig1 = h.digest()
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self.assertRaises(TypeError, h.update, msg[4:])
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dig2 = SHA3.new(data=msg).digest()
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# With the proper flag, it is allowed
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h = SHA3.new(data=msg[:4], update_after_digest=True)
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self.assertEquals(h.digest(), dig1)
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# ... and the subsequent digest applies to the entire message
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# up to that point
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h.update(msg[4:])
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self.assertEquals(h.digest(), dig2)
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def get_tests(config={}):
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from .common import make_hash_tests
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tests = []
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test_vectors = load_tests(("Crypto", "SelfTest", "Hash", "test_vectors", "SHA3"),
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"ShortMsgKAT_SHA3-384.txt",
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"KAT SHA-3 384",
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{ "len" : lambda x: int(x) } )
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test_data = []
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for tv in test_vectors:
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if tv.len == 0:
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tv.msg = b("")
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test_data.append((hexlify(tv.md), tv.msg, tv.desc))
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tests += make_hash_tests(SHA3, "SHA3_384", test_data,
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digest_size=SHA3.digest_size,
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oid="2.16.840.1.101.3.4.2.9")
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tests += list_test_cases(APITest)
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return tests
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if __name__ == '__main__':
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import unittest
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suite = lambda: unittest.TestSuite(get_tests())
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unittest.main(defaultTest='suite')
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