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https://git.wownero.com/lza_menace/wownero-python.git
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Add more sanity tests on addresses
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parent
864b8f237a
commit
3131edf1a4
2 changed files with 31 additions and 10 deletions
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@ -1,17 +1,29 @@
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from binascii import hexlify, unhexlify
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import re
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import struct
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import sys
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from sha3 import keccak_256
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from . import base58
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_ADDR_REGEX = re.compile(r'^[123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{95}$')
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_IADDR_REGEX = re.compile(r'^[123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{106}$')
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if sys.version_info < (3,):
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_integer_types = (int, long,)
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else:
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_integer_types = (int,)
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class Address(object):
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_valid_netbytes = (18, 53)
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# NOTE: _valid_netbytes order is (real, testnet)
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def __init__(self, address):
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address = str(address)
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if len(address) != 95:
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raise ValueError("Address must be 95 characters long, is %d" % len(address))
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if not _ADDR_REGEX.match(address):
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raise ValueError("Address must be 95 characters long base58-encoded string, "
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"is {addr} ({len} chars length)".format(addr=address, len=len(address)))
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self._decode(address)
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def _decode(self, address):
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@ -36,8 +48,12 @@ class Address(object):
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def with_payment_id(self, payment_id=0):
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if isinstance(payment_id, (bytes, str)):
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payment_id = int(payment_id, 16)
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elif not isinstance(payment_id, int):
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raise TypeError("payment_id must be either int or hexadecimal str or bytes")
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elif not isinstance(payment_id, _integer_types):
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raise TypeError("payment_id must be either int or hexadecimal str or bytes, "
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"is %r" % payment_id)
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if payment_id.bit_length() > 64:
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raise TypeError("Integrated payment_id cannot have more than 64 bits, "
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"has %d" % payment_id.bit_length())
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prefix = 54 if self.is_testnet() else 19
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data = bytearray([prefix]) + self._decoded[1:65] + struct.pack('>Q', payment_id)
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checksum = bytearray(keccak_256(data).digest()[:4])
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@ -58,7 +74,7 @@ class SubAddress(Address):
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_valid_netbytes = (42, 63)
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def with_payment_id(self):
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raise TypeError("SubAddress cannot be merged with payment ID into IntegratedAddress")
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raise TypeError("SubAddress cannot be integrated with payment ID")
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class IntegratedAddress(Address):
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@ -66,8 +82,9 @@ class IntegratedAddress(Address):
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def __init__(self, address):
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address = str(address)
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if len(address) != 106:
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raise ValueError("Integrated address must be 106 characters long, is %d" % len(address))
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if not _IADDR_REGEX.match(address):
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raise ValueError("Integrated address must be 106 characters long base58-encoded string, "
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"is {addr} ({len} chars length)".format(addr=address, len=len(address)))
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self._decode(address)
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def get_payment_id(self):
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@ -82,7 +99,7 @@ class IntegratedAddress(Address):
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def address(addr):
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addr = str(addr)
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if len(addr) == 95:
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if _ADDR_REGEX.match(addr):
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netbyte = bytearray(unhexlify(base58.decode(addr)))[0]
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if netbyte in Address._valid_netbytes:
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return Address(addr)
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@ -93,6 +110,7 @@ def address(addr):
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allowed=", ".join(map(
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lambda b: '%02x' % b,
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sorted(Address._valid_netbytes + SubAddress._valid_netbytes)))))
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elif len(addr) == 106:
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elif _IADDR_REGEX.match(addr):
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return IntegratedAddress(addr)
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raise ValueError("Address must be either 95 or 106 characters long")
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raise ValueError("Address must be either 95 or 106 characters long base58-encoded string, "
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"is {addr} ({len} chars length)".format(addr=address, len=len(address)))
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@ -75,6 +75,9 @@ class Tests(object):
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def test_invalid(self):
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self.assertRaises(ValueError, Address, self.addr_invalid)
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self.assertRaises(ValueError, Address, self.iaddr_invalid)
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a = Address(self.addr)
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self.assertRaises(TypeError, a.with_payment_id, 2**64+1)
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self.assertRaises(TypeError, a.with_payment_id, "%x" % (2**64+1))
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def test_type_mismatch(self):
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self.assertRaises(ValueError, Address, self.iaddr)
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