def test_roundtrip_wif(self):
k1 = PrivateKey.generate()
k2 = PrivateKey.from_wif(k1.to_wif())
assert k1.key.private_numbers().private_value == k2.key.private_numbers().private_value
assert k1.network is k2.network
assert k1.compressed == k2.compressed
def test_from_invalid_wif(self):
too_short = encoding.b2a_base58check('a')
with raises(privkey.InvalidEncoding):
PrivateKey.from_wif(too_short)
too_long = encoding.b2a_base58check('a' * 30)
with raises(privkey.InvalidEncoding):
PrivateKey.from_wif(too_long)
valid = encoding.a2b_base58check(PrivateKey.generate().to_wif())
with raises(privkey.InvalidEncoding):
PrivateKey.from_wif(encoding.b2a_base58check(valid[:-1] + 'a'))
with raises(privkey.InvalidEncoding):
PrivateKey.from_wif(encoding.b2a_base58check('a' + valid[1:]))
def test_generate_random_keys(self):
k1 = PrivateKey.generate()
k2 = PrivateKey.generate()
assert k1.key.private_numbers() != k2.key.private_numbers()