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trezor-firmware/core/tests/test_trezor.crypto.hashlib.ripemd160.py

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