test_bal_withdrawal_to_coinbase_empty_block()

Documentation for tests/amsterdam/eip7928_block_level_access_lists/test_block_access_lists_eip4895.py::test_bal_withdrawal_to_coinbase_empty_block@892e6d1e.

Generate fixtures for these test cases for Amsterdam with:

fill -v tests/amsterdam/eip7928_block_level_access_lists/test_block_access_lists_eip4895.py::test_bal_withdrawal_to_coinbase_empty_block --fork Amsterdam

Ensure BAL captures withdrawal to coinbase when there are no transactions.

Empty block with 1 withdrawal of 10 gwei to coinbase/fee recipient. Coinbase receives only withdrawal (no transaction fees).

Source code in tests/amsterdam/eip7928_block_level_access_lists/test_block_access_lists_eip4895.py

def test_bal_withdrawal_to_coinbase_empty_block(
    pre: Alloc,
    blockchain_test: BlockchainTestFiller,
) -> None:
    """
    Ensure BAL captures withdrawal to coinbase when there are no transactions.

    Empty block with 1 withdrawal of 10 gwei to coinbase/fee recipient.
    Coinbase receives only withdrawal (no transaction fees).
    """
    coinbase = pre.fund_eoa(amount=0)

    block = Block(
        txs=[],
        fee_recipient=coinbase,
        withdrawals=[
            Withdrawal(
                index=0,
                validator_index=0,
                address=coinbase,
                amount=10,
            )
        ],
        expected_block_access_list=BlockAccessListExpectation(
            account_expectations={
                coinbase: BalAccountExpectation(
                    balance_changes=[
                        BalBalanceChange(
                            block_access_index=1, post_balance=10 * GWEI
                        )
                    ],
                ),
            }
        ),
    )

    blockchain_test(
        pre=pre,
        blocks=[block],
        post={
            coinbase: Account(balance=10 * GWEI),
        },
    )

Parametrized Test Cases

This test generates 1 parametrized test case across 1 fork.