def test_sighash(self):
first = True
for vector in self.data:
# Ignore first header row in the JSON.
if first:
first = False
continue
tx = transaction.deserialize(convert.hex_to_bytes(vector[0]))
script = convert.hex_to_bytes(vector[1])
index = int(vector[2])
hashtype = int(vector[3]) & 0xffffffff # This must be unsigned int
sighash = convert.hex_to_bytes(vector[4])[::-1] # It's reversed for some reason?
my_sighash = transaction.sighash(tx, index, script, hashtype)
self.assertEqual(
sighash,
my_sighash,
'hashtype = {:x}'.format(hashtype)
)
def test_deserialization(self):
tx_obj = transaction.deserialize(self.tx_bin)
self.assertEqual(tx_obj, self.tx_obj)
