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trezor-firmware/core/tests/test_trezor.crypto.hashlib.ripemd160.py
2019-04-15 19:14:40 +02:00

46 lines
1.6 KiB
Python

from common import *
from trezor.crypto import hashlib
class TestCryptoRipemd160(unittest.TestCase):
# vectors from http://homes.esat.kuleuven.be/~bosselae/ripemd160.html
vectors = [
(b'', '9c1185a5c5e9fc54612808977ee8f548b2258d31'),
(b'a', '0bdc9d2d256b3ee9daae347be6f4dc835a467ffe'),
(b'abc', '8eb208f7e05d987a9b044a8e98c6b087f15a0bfc'),
(b'message digest', '5d0689ef49d2fae572b881b123a85ffa21595f36'),
(b'abcdefghijklmnopqrstuvwxyz', 'f71c27109c692c1b56bbdceb5b9d2865b3708dbc'),
(b'abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq', '12a053384a9c0c88e405a06c27dcf49ada62eb2b'),
(b'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789', 'b0e20b6e3116640286ed3a87a5713079b21f5189'),
(b'12345678901234567890123456789012345678901234567890123456789012345678901234567890', '9b752e45573d4b39f4dbd3323cab82bf63326bfb'),
]
def test_digest(self):
for b, d in self.vectors:
self.assertEqual(hashlib.ripemd160(b).digest(), unhexlify(d))
def test_update(self):
for b, d in self.vectors:
x = hashlib.ripemd160()
x.update(b)
self.assertEqual(x.digest(), unhexlify(d))
x = hashlib.ripemd160()
for i in range(8):
x.update(b'1234567890')
self.assertEqual(x.digest(), unhexlify('9b752e45573d4b39f4dbd3323cab82bf63326bfb'))
def test_digest_multi(self):
x = hashlib.ripemd160()
d0 = x.digest()
d1 = x.digest()
d2 = x.digest()
self.assertEqual(d0, d1)
self.assertEqual(d0, d2)
if __name__ == '__main__':
unittest.main()