test_block_full_data()

Documentation for tests/benchmark/compute/scenario/test_transaction_types.py::test_block_full_data@622620d8.

Generate fixtures for these test cases for Amsterdam with:

fill -v tests/benchmark/compute/scenario/test_transaction_types.py::test_block_full_data --gas-benchmark-values 1

Test a block full of calldata, respecting RLP size limits.

Source code in tests/benchmark/compute/scenario/test_transaction_types.py

@pytest.mark.parametrize("zero_byte", [True, False])
def test_block_full_data(
    benchmark_test: BenchmarkTestFiller,
    pre: Alloc,
    zero_byte: bool,
    intrinsic_cost: int,
    gas_benchmark_value: int,
    tx_gas_limit: int,
    fork: Fork,
) -> None:
    """Test a block full of calldata, respecting RLP size limits."""
    iteration_count = math.ceil(gas_benchmark_value / tx_gas_limit)

    # check for EIP-7934 block RLP size limit and cap gas to stay under it
    block_rlp_limit = fork.block_rlp_size_limit()
    effective_gas = gas_benchmark_value

    if block_rlp_limit:
        # Max calldata bytes at 99% of limit (Osaka: 8,388,608 * 0.99 ≈ 8.3 MB)
        safe_calldata_bytes = int(block_rlp_limit * 0.99)

        gas_per_byte = fork.calldata_gas_calculator()(
            data=b"\x00" if zero_byte else b"\xff", floor=True
        )
        # For zero bytes: 8.3MB * 10 = 83M gas just for calldata
        max_calldata_gas = safe_calldata_bytes * gas_per_byte
        # Add intrinsic cost per tx (Osaka): 83M + 6 txs * 21k ≈ 83.1M total
        rlp_limited_gas = max_calldata_gas + iteration_count * intrinsic_cost

        # use the min between benchmark target and the RLP limit
        effective_gas = min(gas_benchmark_value, rlp_limited_gas)

    gas_remaining = effective_gas
    total_gas_used = 0
    txs = []
    for _ in range(iteration_count):
        if gas_remaining <= intrinsic_cost:
            break
        gas_available = min(tx_gas_limit, gas_remaining) - intrinsic_cost
        data = calldata_generator(
            gas_available,
            zero_byte,
            fork,
        )

        total_gas_used += fork.transaction_intrinsic_cost_calculator()(
            calldata=data
        )
        gas_remaining -= gas_available + intrinsic_cost

        txs.append(
            Transaction(
                to=pre.fund_eoa(),
                data=data,
                gas_limit=gas_available + intrinsic_cost,
                sender=pre.fund_eoa(),
            )
        )

    benchmark_test(
        blocks=[Block(txs=txs)],
        expected_benchmark_gas_used=total_gas_used,
    )

Parametrized Test Cases

This test generates 2 parametrized test cases across 3 forks.