def test_sign_verify_fail(self):
wif = 'L3ULUjNr4gfjcxFEJVo6bETbDvY6Z3wwU5oribqt692o9a5SHV2R'
wif2 = 'L3tJ46CAEaWr7YF5CZ6a1qg1cuhpeJEak5cr3esiVWA3To9PjWvn'
ecpair = ECPair.from_wif(wif)
ecpair2 = ECPair.from_wif(wif2)
buffer = sha256(b"I am Satoshi Nakamoto")
signature = ecpair.sign(buffer)
self.assertFalse(ecpair2.verify(buffer, signature))
def assert_sign_verify(self, wif, message):
ecpair = ECPair.from_wif(wif)
buffer = sha256(message)
wrong_message = message[1:]
signature = ecpair.sign(buffer)
self.assertTrue(ecpair.verify(buffer, signature))
self.assertFalse(ecpair.verify(sha256(wrong_message), signature))
def test_from_wif_uncompressed(self):
ecpair = ECPair.from_wif(
'5KESiB48wksvA4141nwrJGjjC5szu81fd3T2J8SaKqVW2zmxdCr')
self.assertEqual(
ecpair.privkey,
int(
'ba8c65b5e47143979b3506a742b4bd95c1ddb419195915c3679e38e9bffbeb45',
16))
self.assertFalse(ecpair.compressed)
def test_from_wif_compressed(self):
ecpair = ECPair.from_wif(
'L3ULUjNr4gfjcxFEJVo6bETbDvY6Z3wwU5oribqt692o9a5SHV2R')
self.assertEqual(
ecpair.privkey,
int(
'ba8c65b5e47143979b3506a742b4bd95c1ddb419195915c3679e38e9bffbeb45',
16))
self.assertTrue(ecpair.compressed)
def test_from_wif_invalid(self):
# 32 bytes
with self.assertRaises(ValueError):
ECPair.from_wif(
'mdWSTVi6STwH9sLTF2zhRAg7AJUMKQsDgMeDc6sjaTgV7miXA')
# 35 bytes
with self.assertRaises(ValueError):
ECPair.from_wif(
'3Yi64vA349642Ch7sPXUcpdDNmmfQg7XAw3bx1mVNL6hCQrFV4XQgy')
# 34 bytes not started with \x01
with self.assertRaises(ValueError):
ECPair.from_wif(
'LWjVhLCGgaLZ3stB33SWvSFAvtkKWjsqET84r9Se5E96smt318gK')
def test_sign_no_privkey(self):
wif = 'KzHvGCQJWGr3NT8L83Kpj6KK245QTKeXPy1jGV14LRWd1XA74Ngy'
ecpair = ECPair.from_wif(wif)
neutered_ecpair = ECPair(None, ecpair.pubkey_buffer)
with self.assertRaises(RuntimeError):
neutered_ecpair.sign(sha256(b'test'))
def test_from_wif_network_not_supported(self):
b = b"\x00" + bytes(random.getrandbits(8) for _ in range(32))
s = base58.b58encode_check(b)
with self.assertRaises(Exception):
ECPair.from_wif(s)