test_selfdestruct_to_self_in_create_tx()

Documentation for tests/amsterdam/eip8037_state_creation_gas_cost_increase/test_state_gas_selfdestruct.py::test_selfdestruct_to_self_in_create_tx@5c024cbb.

Generate fixtures for these test cases for Amsterdam with:

fill -v tests/amsterdam/eip8037_state_creation_gas_cost_increase/test_state_gas_selfdestruct.py::test_selfdestruct_to_self_in_create_tx --fork Amsterdam

Test SELFDESTRUCT to self in the transaction the contract was created.

When a contract created in the current transaction SELFDESTRUCTs to itself, the balance is burned and the account is deleted. No new account state gas is charged since the beneficiary already exists.

Source code in tests/amsterdam/eip8037_state_creation_gas_cost_increase/test_state_gas_selfdestruct.py

@pytest.mark.valid_from("EIP8037")
def test_selfdestruct_to_self_in_create_tx(
    state_test: StateTestFiller,
    pre: Alloc,
    fork: Fork,
) -> None:
    """
    Test SELFDESTRUCT to self in the transaction the contract was created.

    When a contract created in the current transaction SELFDESTRUCTs
    to itself, the balance is burned and the account is deleted. No
    new account state gas is charged since the beneficiary already
    exists.
    """
    gas_limit_cap = fork.transaction_gas_limit_cap()
    assert gas_limit_cap is not None

    inner_code = Op.SELFDESTRUCT(Op.ADDRESS)

    contract = pre.deploy_contract(
        code=(
            Op.MSTORE(
                0,
                int.from_bytes(bytes(inner_code), "big")
                << (256 - 8 * len(inner_code)),
            )
            + Op.POP(Op.CREATE(1, 0, len(inner_code)))
        ),
        balance=1,
    )

    tx = Transaction(
        to=contract,
        gas_limit=gas_limit_cap * 2,
        sender=pre.fund_eoa(),
    )

    state_test(pre=pre, post={}, tx=tx)

Parametrized Test Cases

This test generates 1 parametrized test case across 1 fork.