mirror of https://github.com/ConsenSys/mythril
blockchainethereumsmart-contractssoliditysecurityprogram-analysissecurity-analysissymbolic-execution
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72 lines
2.0 KiB
72 lines
2.0 KiB
from mythril.laser.ethereum.transaction.symbolic import (
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execute_message_call,
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execute_contract_creation,
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)
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from mythril.laser.ethereum.transaction import (
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MessageCallTransaction,
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ContractCreationTransaction,
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)
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from mythril.laser.ethereum.svm import LaserEVM
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from mythril.laser.ethereum.state.account import Account
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from mythril.laser.ethereum.state.world_state import WorldState
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from mythril.laser.smt import symbol_factory
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import unittest.mock as mock
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from unittest.mock import MagicMock
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def _is_message_call(_, transaction, transaction_sequences):
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assert isinstance(transaction, MessageCallTransaction)
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def _is_contract_creation(_, transaction):
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assert isinstance(transaction, ContractCreationTransaction)
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@mock.patch(
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"mythril.laser.ethereum.transaction.symbolic._setup_global_state_for_execution"
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)
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def test_execute_message_call(mocked_setup: MagicMock):
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# Arrange
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laser_evm = LaserEVM({})
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world_state = WorldState()
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world_state.put_account(Account("0x0"))
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laser_evm.open_states = [world_state]
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laser_evm.exec = MagicMock()
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mocked_setup.side_effect = _is_message_call
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# Act
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execute_message_call(laser_evm, symbol_factory.BitVecVal(0, 256))
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# Assert
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# laser_evm.exec.assert_called_once()
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assert laser_evm.exec.call_count == 1
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# mocked_setup.assert_called_once()
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assert mocked_setup.call_count == 1
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assert len(laser_evm.open_states) == 0
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@mock.patch(
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"mythril.laser.ethereum.transaction.symbolic._setup_global_state_for_execution"
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)
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def test_execute_contract_creation(mocked_setup: MagicMock):
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# Arrange
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laser_evm = LaserEVM({})
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laser_evm.open_states = [WorldState(), WorldState()]
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laser_evm.exec = MagicMock()
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mocked_setup.side_effect = _is_contract_creation
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# Act
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execute_contract_creation(laser_evm, "606000")
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# Assert
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# mocked_setup.assert_called()
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assert mocked_setup.call_count >= 1
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# laser_evm.exec.assert_called_once()
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assert laser_evm.exec.call_count == 1
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assert len(laser_evm.open_states) == 0
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