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Editing: test_SHA1.py

# -*- coding: utf-8 -*-
#
#  SelfTest/Hash/SHA1.py: Self-test for the SHA-1 hash function
#
# Written in 2008 by Dwayne C. Litzenberger <dlitz@dlitz.net>
#
# ===================================================================
# The contents of this file are dedicated to the public domain.  To
# the extent that dedication to the public domain is not available,
# everyone is granted a worldwide, perpetual, royalty-free,
# non-exclusive license to exercise all rights associated with the
# contents of this file for any purpose whatsoever.
# No rights are reserved.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# ===================================================================

"""Self-test suite for Crypto.Hash.SHA"""

from binascii import hexlify

from Crypto.SelfTest.loader import load_test_vectors

# Test vectors from various sources
# This is a list of (expected_result, input[, description]) tuples.
test_data_various = [
    # FIPS PUB 180-2, A.1 - "One-Block Message"
    ('a9993e364706816aba3e25717850c26c9cd0d89d', 'abc'),

# FIPS PUB 180-2, A.2 - "Multi-Block Message"
    ('84983e441c3bd26ebaae4aa1f95129e5e54670f1',
        'abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq'),

# FIPS PUB 180-2, A.3 - "Long Message"
#    ('34aa973cd4c4daa4f61eeb2bdbad27316534016f',
#        'a' * 10**6,
#         '"a" * 10**6'),

# RFC 3174: Section 7.3, "TEST4" (multiple of 512 bits)
    ('dea356a2cddd90c7a7ecedc5ebb563934f460452',
        '01234567' * 80,
        '"01234567" * 80'),
]

def get_tests(config={}):
    from Crypto.Hash import SHA1
    from .common import make_hash_tests

tests = []

test_vectors = load_test_vectors(("Hash", "SHA1"),
                                "SHA1ShortMsg.rsp",
                                "KAT SHA-1",
                                { "len" : lambda x: int(x) } ) or []

test_data = test_data_various[:]
    for tv in test_vectors:
        try:
            if tv.startswith('['):
                continue
        except AttributeError:
            pass
        if tv.len == 0:
            tv.msg = b""
        test_data.append((hexlify(tv.md), tv.msg, tv.desc))

tests = make_hash_tests(SHA1, "SHA1", test_data,
                            digest_size=20,
                            oid="1.3.14.3.2.26")
    return tests

if __name__ == '__main__':
    import unittest
    suite = lambda: unittest.TestSuite(get_tests())
    unittest.main(defaultTest='suite')

# vim:set ts=4 sw=4 sts=4 expandtab:

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