def privkey_to_wif(cls, priv):
# refuse to WIF-ify something that we don't recognize
# as a private key; ignoring the return value of this
# function as we only want to raise whatever Exception
# it does:
btc.read_privkey(priv)
return btc.bin_to_b58check(priv, cls.WIF_PREFIX)
def test_wif_privkeys_invalid():
#first try to create wif privkey from key of wrong length
bad_privs = [b'\x01\x02' * 17] #some silly private key but > 33 bytes
#next try to create wif with correct length but wrong compression byte
bad_privs.append(b'\x07' * 32 + b'\x02')
for priv in bad_privs:
with pytest.raises(Exception) as e_info:
fake_wif = btc.wif_compressed_privkey(
binascii.hexlify(priv).decode('ascii'))
#Create a wif with wrong length
bad_wif1 = btc.bin_to_b58check(b'\x01\x02' * 34, b'\x80')
#Create a wif with wrong compression byte
bad_wif2 = btc.bin_to_b58check(b'\x07' * 33, b'\x80')
for bw in [bad_wif1, bad_wif2]:
with pytest.raises(Exception) as e_info:
fake_priv = btc.from_wif_privkey(bw)
#Some invalid b58 from bitcoin repo;
#none of these are valid as any kind of key or address
with open(os.path.join(testdir, "base58_keys_invalid.json"), "r") as f:
json_data = f.read()
invalid_key_list = json.loads(json_data)
for k in invalid_key_list:
bad_key = k[0]
for netval in ["mainnet", "testnet"]:
#if using pytest -s ; sanity check to see what's actually being tested
print('testing this key: ' + bad_key)
#should throw exception
with pytest.raises(Exception) as e_info:
from_wif_key = btc.from_wif_privkey(
bad_key, btc.get_version_byte(bad_key))
#in case the b58 check encoding is valid, we should
#also check if the leading version byte is in the
#expected set, and throw an error if not.
if chr(btc.get_version_byte(bad_key)) not in b'\x80\xef':
raise Exception("Invalid version byte")
def privkey_to_wif(cls, privkey_locktime):
priv, locktime = privkey_locktime
return btc.bin_to_b58check(priv, cls.WIF_PREFIX)
def privkey_to_wif(cls, priv):
return btc.bin_to_b58check(priv, cls.WIF_PREFIX)
