def test_script(self):
genesis_block = self.genesis_blocks[0]
# random keys to be used
random_priv = 'MIGEAgEAMBAGByqGSM49AgEGBSuBBAAKBG0wawIBAQQgMnAHVIyj7Hym2yI' \
'w+JcKEfdCHByIp+FHfPoIkcnjqGyhRANCAATX76SGshGeoacUcZDhXEzERt' \
'AHbd30CVpUg8RRnAIhaFcuMY3G+YFr/mReAPRuiLKCnolWz3kCltTtNj36rJyd'
private_key_random = get_private_key_from_bytes(
base64.b64decode(random_priv))
# create input data with incorrect private key
_input = TxInput(genesis_block.hash, 0, b'')
value = genesis_block.outputs[0].value
address = get_address_from_public_key(self.genesis_public_key)
script = P2PKH.create_output_script(address)
output = TxOutput(value, script)
tx = Transaction(inputs=[_input],
outputs=[output],
storage=self.tx_storage,
timestamp=self.last_block.timestamp + 1)
data_to_sign = tx.get_sighash_all()
public_bytes, signature = self.wallet.get_input_aux_data(
data_to_sign, private_key_random)
data_wrong = P2PKH.create_input_data(public_bytes, signature)
_input.data = data_wrong
with self.assertRaises(InvalidInputData):
tx.verify_inputs()
def _test_txin_data_limit(self, offset):
genesis_block = self.genesis_blocks[0]
data = b'*' * (settings.MAX_INPUT_DATA_SIZE + offset)
_input = TxInput(genesis_block.hash, 0, data)
value = genesis_block.outputs[0].value
_output = TxOutput(value, b'')
tx = Transaction(timestamp=int(self.manager.reactor.seconds()) + 1,
inputs=[_input],
outputs=[_output],
storage=self.tx_storage)
tx.verify_inputs(skip_script=True)
