def get_cashaddr_pubkey_hash(address, net):
try:
ver, data = cash_addr.decode(net.HUMAN_READABLE_PART, address)
if ver is None or data is None:
raise ValueError
except Exception as e:
raise AddrError
else:
return int(''.join('{:02x}'.format(x) for x in data), 16), -1, ver
def test_old_and_new_addresses_match(self):
for oaddr, naddr in self.OLD_NEW_ADDRESS:
# Base58 has 4 bytes of checksum
odata = self.to_byte_array(data.base58_decode(oaddr))[:-4]
for prefix in [True, False]:
addr = naddr if prefix else naddr[12:]
# cashaddr.decode already removes the 5 bytes of checksum
nver, ndata = cash_addr.decode('bitcoincash', naddr)
self.assertTrue(
odata[0] in [0, 5],
"Old address %s is not a valid version" % oaddr)
self.assertTrue(ndata[0] & 8 in [0, 8],
"New address %s in not a valid type" % naddr)
if odata[0] == 0:
self.assertEqual(0, nver, "Bad version for %s" % naddr)
elif odata[0] == 5:
self.assertEqual(1, nver, "Bad version for %s" % naddr)
self.assertListEqual(
odata[1:], ndata,
"Old address %s and new address %s don't have the same payload."
% (oaddr, naddr))
def test_decode(self, mcb, md):
data = [0, 1, 2, 3, 4, 5]
md.return_value = ('bchtest', data)
addr = 'bitcoincash:qzzxswqlwze7c0gj8mwel8l4q3wqk0krlu7jch88gv'
pfix = 'bitcoincash'
# Test wrong prefix
self.assertTupleEqual((None, None), cash_addr.decode(pfix, addr))
md.assert_called_once_with(addr, pfix)
md.reset_mock()
self.assertTupleEqual((None, None), cash_addr.decode(pfix, addr[12:]))
md.assert_called_once_with(addr[12:], pfix)
self.assertEqual(0, mcb.call_count)
# Test bad convertbits
mcb.return_value = None
md.return_value = (pfix, data)
self.assertTupleEqual((None, None), cash_addr.decode(pfix, addr))
mcb.assert_called_once_with(data, 5, 8, False)
mcb.return_value = []
self.assertTupleEqual((None, None), cash_addr.decode(pfix, addr))
# Test version
mcb.return_value = [0, 5, 4, 3]
self.assertTupleEqual((0, [5, 4, 3]), cash_addr.decode(pfix, addr))
mcb.return_value = [8, 1, 2, 3]
self.assertTupleEqual((1, [1, 2, 3]), cash_addr.decode(pfix, addr))
def test_invalid_addresess(self):
for addr in self.INVALID_ADDRESS:
prefix = self.get_prefix(addr)
self.assertEqual((None, None), cash_addr.decode(prefix, addr),
"Address %s failed." % addr)
def test_valid_addresses(self):
for addr, script in self.VALID_ADDRESS:
prefix = self.get_prefix(addr)
ver, data = cash_addr.decode(prefix, addr)
self.assertEqual(addr.lower(), cash_addr.encode(prefix, ver, data),
"Address %s failed." % addr)