diff options
Diffstat (limited to 'test/functional/test_framework/address.py')
| -rw-r--r-- | test/functional/test_framework/address.py | 72 |
1 files changed, 38 insertions, 34 deletions
diff --git a/test/functional/test_framework/address.py b/test/functional/test_framework/address.py index 9506b63f82..360962b8da 100644 --- a/test/functional/test_framework/address.py +++ b/test/functional/test_framework/address.py @@ -2,17 +2,17 @@ # Copyright (c) 2016-2020 The Bitcoin Core developers # Distributed under the MIT software license, see the accompanying # file COPYING or http://www.opensource.org/licenses/mit-license.php. -"""Encode and decode BASE58, P2PKH and P2SH addresses.""" +"""Encode and decode Bitcoin addresses. + +- base58 P2PKH and P2SH addresses. +- bech32 segwit v0 P2WPKH and P2WSH addresses.""" import enum import unittest from .script import hash256, hash160, sha256, CScript, OP_0 -from .util import hex_str_to_bytes - -from . import segwit_addr - -from test_framework.util import assert_equal +from .segwit_addr import encode_segwit_address +from .util import assert_equal, hex_str_to_bytes ADDRESS_BCRT1_UNSPENDABLE = 'bcrt1qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq3xueyj' ADDRESS_BCRT1_UNSPENDABLE_DESCRIPTOR = 'addr(bcrt1qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq3xueyj)#juyq9d97' @@ -35,7 +35,7 @@ def byte_to_base58(b, version): str = chr(version).encode('latin-1').hex() + str checksum = hash256(hex_str_to_bytes(str)).hex() str += checksum[:8] - value = int('0x'+str,0) + value = int('0x' + str, 0) while value > 0: result = chars[value % 58] + result value //= 58 @@ -45,7 +45,10 @@ def byte_to_base58(b, version): return result -def base58_to_byte(s, verify_checksum=True): +def base58_to_byte(s): + """Converts a base58-encoded string to its data and version. + + Throws if the base58 checksum is invalid.""" if not s: return b'' n = 0 @@ -65,66 +68,67 @@ def base58_to_byte(s, verify_checksum=True): else: break res = b'\x00' * pad + res - if verify_checksum: - assert_equal(hash256(res[:-4])[:4], res[-4:]) + + # Assert if the checksum is invalid + assert_equal(hash256(res[:-4])[:4], res[-4:]) return res[1:-4], int(res[0]) -def keyhash_to_p2pkh(hash, main = False): +def keyhash_to_p2pkh(hash, main=False): assert len(hash) == 20 version = 0 if main else 111 return byte_to_base58(hash, version) -def scripthash_to_p2sh(hash, main = False): +def scripthash_to_p2sh(hash, main=False): assert len(hash) == 20 version = 5 if main else 196 return byte_to_base58(hash, version) -def key_to_p2pkh(key, main = False): +def key_to_p2pkh(key, main=False): key = check_key(key) return keyhash_to_p2pkh(hash160(key), main) -def script_to_p2sh(script, main = False): +def script_to_p2sh(script, main=False): script = check_script(script) return scripthash_to_p2sh(hash160(script), main) -def key_to_p2sh_p2wpkh(key, main = False): +def key_to_p2sh_p2wpkh(key, main=False): key = check_key(key) p2shscript = CScript([OP_0, hash160(key)]) return script_to_p2sh(p2shscript, main) -def program_to_witness(version, program, main = False): +def program_to_witness(version, program, main=False): if (type(program) is str): program = hex_str_to_bytes(program) assert 0 <= version <= 16 assert 2 <= len(program) <= 40 assert version > 0 or len(program) in [20, 32] - return segwit_addr.encode("bc" if main else "bcrt", version, program) + return encode_segwit_address("bc" if main else "bcrt", version, program) -def script_to_p2wsh(script, main = False): +def script_to_p2wsh(script, main=False): script = check_script(script) return program_to_witness(0, sha256(script), main) -def key_to_p2wpkh(key, main = False): +def key_to_p2wpkh(key, main=False): key = check_key(key) return program_to_witness(0, hash160(key), main) -def script_to_p2sh_p2wsh(script, main = False): +def script_to_p2sh_p2wsh(script, main=False): script = check_script(script) p2shscript = CScript([OP_0, sha256(script)]) return script_to_p2sh(p2shscript, main) def check_key(key): if (type(key) is str): - key = hex_str_to_bytes(key) # Assuming this is hex string + key = hex_str_to_bytes(key) # Assuming this is hex string if (type(key) is bytes and (len(key) == 33 or len(key) == 65)): return key assert False def check_script(script): if (type(script) is str): - script = hex_str_to_bytes(script) # Assuming this is hex string + script = hex_str_to_bytes(script) # Assuming this is hex string if (type(script) is bytes or type(script) is CScript): return script assert False @@ -135,15 +139,15 @@ class TestFrameworkScript(unittest.TestCase): def check_base58(data, version): self.assertEqual(base58_to_byte(byte_to_base58(data, version)), (data, version)) - check_base58(b'\x1f\x8e\xa1p*{\xd4\x94\x1b\xca\tA\xb8R\xc4\xbb\xfe\xdb.\x05', 111) - check_base58(b':\x0b\x05\xf4\xd7\xf6l;\xa7\x00\x9fE50)l\x84\\\xc9\xcf', 111) - check_base58(b'A\xc1\xea\xf1\x11\x80%Y\xba\xd6\x1b`\xd6+\x1f\x89|c\x92\x8a', 111) - check_base58(b'\0A\xc1\xea\xf1\x11\x80%Y\xba\xd6\x1b`\xd6+\x1f\x89|c\x92\x8a', 111) - check_base58(b'\0\0A\xc1\xea\xf1\x11\x80%Y\xba\xd6\x1b`\xd6+\x1f\x89|c\x92\x8a', 111) - check_base58(b'\0\0\0A\xc1\xea\xf1\x11\x80%Y\xba\xd6\x1b`\xd6+\x1f\x89|c\x92\x8a', 111) - check_base58(b'\x1f\x8e\xa1p*{\xd4\x94\x1b\xca\tA\xb8R\xc4\xbb\xfe\xdb.\x05', 0) - check_base58(b':\x0b\x05\xf4\xd7\xf6l;\xa7\x00\x9fE50)l\x84\\\xc9\xcf', 0) - check_base58(b'A\xc1\xea\xf1\x11\x80%Y\xba\xd6\x1b`\xd6+\x1f\x89|c\x92\x8a', 0) - check_base58(b'\0A\xc1\xea\xf1\x11\x80%Y\xba\xd6\x1b`\xd6+\x1f\x89|c\x92\x8a', 0) - check_base58(b'\0\0A\xc1\xea\xf1\x11\x80%Y\xba\xd6\x1b`\xd6+\x1f\x89|c\x92\x8a', 0) - check_base58(b'\0\0\0A\xc1\xea\xf1\x11\x80%Y\xba\xd6\x1b`\xd6+\x1f\x89|c\x92\x8a', 0) + check_base58(bytes.fromhex('1f8ea1702a7bd4941bca0941b852c4bbfedb2e05'), 111) + check_base58(bytes.fromhex('3a0b05f4d7f66c3ba7009f453530296c845cc9cf'), 111) + check_base58(bytes.fromhex('41c1eaf111802559bad61b60d62b1f897c63928a'), 111) + check_base58(bytes.fromhex('0041c1eaf111802559bad61b60d62b1f897c63928a'), 111) + check_base58(bytes.fromhex('000041c1eaf111802559bad61b60d62b1f897c63928a'), 111) + check_base58(bytes.fromhex('00000041c1eaf111802559bad61b60d62b1f897c63928a'), 111) + check_base58(bytes.fromhex('1f8ea1702a7bd4941bca0941b852c4bbfedb2e05'), 0) + check_base58(bytes.fromhex('3a0b05f4d7f66c3ba7009f453530296c845cc9cf'), 0) + check_base58(bytes.fromhex('41c1eaf111802559bad61b60d62b1f897c63928a'), 0) + check_base58(bytes.fromhex('0041c1eaf111802559bad61b60d62b1f897c63928a'), 0) + check_base58(bytes.fromhex('000041c1eaf111802559bad61b60d62b1f897c63928a'), 0) + check_base58(bytes.fromhex('00000041c1eaf111802559bad61b60d62b1f897c63928a'), 0) |