test_bal_create_contract_init_revert()

Documentation for tests/amsterdam/eip7928_block_level_access_lists/test_block_access_lists_opcodes.py::test_bal_create_contract_init_revert@21507778.

Generate fixtures for these test cases for Amsterdam with:

fill -v tests/amsterdam/eip7928_block_level_access_lists/test_block_access_lists_opcodes.py::test_bal_create_contract_init_revert --fork Amsterdam

Test that BAL does not include nonce/code changes when CREATE happens in a call that then REVERTs.

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

def test_bal_create_contract_init_revert(
    blockchain_test: BlockchainTestFiller,
    pre: Alloc,
) -> None:
    """
    Test that BAL does not include nonce/code changes when CREATE happens
    in a call that then REVERTs.
    """
    alice = pre.fund_eoa(amount=10**18)

    # Simple init code that returns STOP as deployed code
    init_code_bytes = bytes(Op.RETURN(0, 1) + Op.STOP)

    # Factory that does CREATE then REVERTs
    factory = pre.deploy_contract(
        code=Op.MSTORE(0, Op.PUSH32(init_code_bytes))
        + Op.POP(Op.CREATE(0, 32 - len(init_code_bytes), len(init_code_bytes)))
        + Op.REVERT(0, 0)
    )

    # A caller that CALLs factory to CREATE then REVERT
    caller = pre.deploy_contract(code=Op.CALL(address=factory))

    created_address = compute_create_address(address=factory, nonce=1)

    tx = Transaction(
        sender=alice,
        to=caller,
        gas_limit=500_000,
    )

    blockchain_test(
        pre=pre,
        blocks=[
            Block(
                txs=[tx],
                expected_block_access_list=BlockAccessListExpectation(
                    account_expectations={
                        alice: BalAccountExpectation(
                            nonce_changes=[
                                BalNonceChange(
                                    block_access_index=1, post_nonce=1
                                )
                            ],
                        ),
                        caller: BalAccountExpectation.empty(),
                        factory: BalAccountExpectation.empty(),
                        created_address: BalAccountExpectation.empty(),
                    }
                ),
            )
        ],
        post={
            alice: Account(nonce=1),
            caller: Account(nonce=1),
            factory: Account(nonce=1),
            created_address: Account.NONEXISTENT,
        },
    )

Parametrized Test Cases

This test generates 1 parametrized test case across 1 fork.