def test_sigops_output_single_below_limit(self) -> None:
genesis_block = self.genesis_blocks[0]
value = genesis_block.outputs[0].value - 1
_input = TxInput(genesis_block.hash, 0, b'')
hscript = create_script_with_sigops(settings.MAX_TX_SIGOPS_OUTPUT - 1)
output3 = TxOutput(value, hscript)
tx = Transaction(inputs=[_input],
outputs=[output3],
storage=self.tx_storage)
tx.update_hash()
tx.verify_sigops_output()
def test_sigops_input_single_below_limit(self) -> None:
genesis_block = self.genesis_blocks[0]
value = genesis_block.outputs[0].value - 1
address = get_address_from_public_key(self.genesis_public_key)
script = P2PKH.create_output_script(address)
_output = TxOutput(value, script)
hscript = create_script_with_sigops(settings.MAX_TX_SIGOPS_INPUT - 1)
input3 = TxInput(genesis_block.hash, 0, hscript)
tx = Transaction(inputs=[input3],
outputs=[_output],
storage=self.tx_storage)
tx.update_hash()
tx.verify_sigops_input()
def test_sigops_output_single_above_limit(self) -> None:
genesis_block = self.genesis_blocks[0]
value = genesis_block.outputs[0].value - 1
_input = TxInput(genesis_block.hash, 0, b'')
hscript = create_script_with_sigops(settings.MAX_TX_SIGOPS_OUTPUT + 1)
output1 = TxOutput(value, hscript)
tx = Transaction(inputs=[_input],
outputs=[output1],
storage=self.tx_storage)
tx.update_hash()
# This calls verify to ensure that verify_sigops_output is being called on verify
with self.assertRaises(TooManySigOps):
tx.verify()
def test_sigops_input_single_above_limit(self) -> None:
genesis_block = self.genesis_blocks[0]
value = genesis_block.outputs[0].value - 1
address = get_address_from_public_key(self.genesis_public_key)
script = P2PKH.create_output_script(address)
_output = TxOutput(value, script)
hscript = create_script_with_sigops(settings.MAX_TX_SIGOPS_INPUT + 1)
input1 = TxInput(genesis_block.hash, 0, hscript)
tx = Transaction(inputs=[input1],
outputs=[_output],
storage=self.tx_storage)
tx.update_hash()
with self.assertRaises(TooManySigOps):
tx.verify()
def test_sigops_output_multi_above_limit(self) -> None:
genesis_block = self.genesis_blocks[0]
value = genesis_block.outputs[0].value - 1
_input = TxInput(genesis_block.hash, 0, b'')
num_outputs = 5
hscript = create_script_with_sigops(
(settings.MAX_TX_SIGOPS_OUTPUT + num_outputs) // num_outputs)
output2 = TxOutput(value, hscript)
tx = Transaction(inputs=[_input],
outputs=[output2] * num_outputs,
storage=self.tx_storage)
tx.update_hash()
with self.assertRaises(TooManySigOps):
tx.verify()