mirror of https://github.com/ConsenSys/mythril
blockchainethereumsmart-contractssoliditysecurityprogram-analysissecurity-analysissymbolic-execution
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53 lines
1.1 KiB
53 lines
1.1 KiB
import pytest
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from mythril.laser.ethereum.state import Storage
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from z3 import ExprRef
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storage_uninitialized_test_data = [({}, 1), ({1: 5}, 2), ({1: 5, 3: 10}, 2)]
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@pytest.mark.parametrize("initial_storage,key", storage_uninitialized_test_data)
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def test_concrete_storage_uninitialized_index(initial_storage, key):
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# Arrange
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storage = Storage(concrete=True)
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storage._storage = initial_storage
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# Act
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value = storage[key]
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# Assert
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assert value == 0
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@pytest.mark.parametrize("initial_storage,key", storage_uninitialized_test_data)
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def test_symbolic_storage_uninitialized_index(initial_storage, key):
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# Arrange
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storage = Storage(concrete=False)
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storage._storage = initial_storage
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# Act
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value = storage[key]
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# Assert
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assert isinstance(value, ExprRef)
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def test_storage_set_item():
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# Arrange
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storage = Storage()
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# Act
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storage[1] = 13
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# Assert
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assert storage[1] == 13
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def test_storage_change_item():
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# Arrange
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storage = Storage()
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storage._storage = {1: 12}
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# Act
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storage[1] = 14
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# Assert
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assert storage[1] == 14
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