test_self_destructing_account()

Documentation for tests/shanghai/eip4895_withdrawals/test_withdrawals.py::test_self_destructing_account@7b8124a7.

Generate fixtures for these test cases for Osaka with:

fill -v tests/shanghai/eip4895_withdrawals/test_withdrawals.py::test_self_destructing_account --fork Osaka

Test withdrawals can be done to self-destructed accounts.

Account 0x100 self-destructs and sends all its balance to 0x200. Then, a withdrawal is received at 0x100 with 99 wei.

Source code in tests/shanghai/eip4895_withdrawals/test_withdrawals.py

def test_self_destructing_account(
    blockchain_test: BlockchainTestFiller,
    pre: Alloc,
    fork: Fork,
) -> None:
    """
    Test withdrawals can be done to self-destructed accounts.

    Account `0x100` self-destructs and sends all its balance to `0x200`. Then,
    a withdrawal is received at `0x100` with 99 wei.
    """
    self_destruct_code = Op.SELFDESTRUCT(Op.CALLDATALOAD(0))
    sender = pre.fund_eoa()
    recipient = pre.fund_eoa(1)
    self_destruct_contract_address = pre.deploy_contract(
        self_destruct_code,
        balance=100 * ONE_GWEI,
    )

    tx_1 = Transaction(
        # Transaction sent from the `sender`, that calls a
        # self-destructing contract.
        sender=sender,
        gas_limit=100000,
        to=self_destruct_contract_address,
        data=Hash(recipient, left_padding=True),
    )

    withdrawal = Withdrawal(
        index=0,
        validator_index=0,
        address=self_destruct_contract_address,
        amount=(99),
    )

    block = Block(
        txs=[tx_1],
        withdrawals=[withdrawal],
    )

    post = {
        self_destruct_contract_address: Account(
            code=self_destruct_code if fork >= Cancun else b"",
            balance=(99 * ONE_GWEI),
        ),
        recipient: Account(
            code=b"",
            balance=(100 * ONE_GWEI) + 1,
        ),
    }

    blockchain_test(pre=pre, post=post, blocks=[block])

Parametrized Test Cases

This test generates 1 parametrized test case across 4 forks.