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trezor-firmware/tests/test_trezor.crypto.hashlib.sha3_256.py
2017-12-16 02:11:26 +01:00

74 lines
2.8 KiB
Python

from common import *
from trezor.crypto import hashlib
class TestCryptoSha3_256(unittest.TestCase):
# vectors from http://www.di-mgt.com.au/sha_testvectors.html
vectors = [
(b'', 'a7ffc6f8bf1ed76651c14756a061d662f580ff4de43b49fa82d80a4b80f8434a'),
(b'abc', '3a985da74fe225b2045c172d6bd390bd855f086e3e9d525b46bfe24511431532'),
(b'abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq', '41c0dba2a9d6240849100376a8235e2c82e1b9998a999e21db32dd97496d3376'),
(b'abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu', '916f6061fe879741ca6469b43971dfdb28b1a32dc36cb3254e812be27aad1d18'),
]
vectors_keccak = [
(b'', 'c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470'),
(b'abc', '4e03657aea45a94fc7d47ba826c8d667c0d1e6e33a64a036ec44f58fa12d6c45'),
(b'abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq', '45d3b367a6904e6e8d502ee04999a7c27647f91fa845d456525fd352ae3d7371'),
(b'abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu', 'f519747ed599024f3882238e5ab43960132572b7345fbeb9a90769dafd21ad67'),
]
def test_digest(self):
for b, d in self.vectors:
self.assertEqual(hashlib.sha3_256(b).digest(), unhexlify(d))
def test_digest_keccak(self):
for b, d in self.vectors_keccak:
self.assertEqual(hashlib.sha3_256(b).digest(True), unhexlify(d))
def test_update(self):
for b, d in self.vectors:
x = hashlib.sha3_256()
x.update(b)
self.assertEqual(x.digest(), unhexlify(d))
x = hashlib.sha3_256()
for i in range(1000000):
x.update(b'a')
self.assertEqual(x.digest(), unhexlify('5c8875ae474a3634ba4fd55ec85bffd661f32aca75c6d699d0cdcb6c115891c1'))
'''
x = hashlib.sha3_256()
for i in range(16777216):
x.update(b'abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmno')
self.assertEqual(x.digest(), unhexlify('ecbbc42cbf296603acb2c6bc0410ef4378bafb24b710357f12df607758b33e2b'))
'''
def test_update_keccak(self):
for b, d in self.vectors_keccak:
x = hashlib.sha3_256()
x.update(b)
self.assertEqual(x.digest(True), unhexlify(d))
def test_digest_multi(self):
x = hashlib.sha3_256()
d0 = x.digest()
d1 = x.digest()
d2 = x.digest()
self.assertEqual(d0, d1)
self.assertEqual(d0, d2)
def test_digest_multi_keccak(self):
x = hashlib.sha3_256()
d0 = x.digest(True)
d1 = x.digest(True)
d2 = x.digest(True)
self.assertEqual(d0, d1)
self.assertEqual(d0, d2)
if __name__ == '__main__':
unittest.main()