test_storage_access_cold_benchmark()

Documentation for tests/benchmark/compute/instruction/test_storage.py::test_storage_access_cold_benchmark@892e6d1e.

Generate fixtures for these test cases for Amsterdam with:

fill -v tests/benchmark/compute/instruction/test_storage.py::test_storage_access_cold_benchmark --gas-benchmark-values 1

Benchmark cold storage slot accesses using code generator.

Each iteration accesses a different storage slot (incrementing key) to ensure cold access costs are measured.

Source code in tests/benchmark/compute/instruction/test_storage.py

@pytest.mark.repricing
@pytest.mark.parametrize(
    "storage_action",
    [
        pytest.param(StorageAction.READ, id="SLOAD"),
        pytest.param(StorageAction.WRITE_SAME_VALUE, id="SSTORE_same"),
        pytest.param(StorageAction.WRITE_NEW_VALUE, id="SSTORE_new"),
    ],
)
def test_storage_access_cold_benchmark(
    benchmark_test: BenchmarkTestFiller,
    storage_action: StorageAction,
) -> None:
    """
    Benchmark cold storage slot accesses using code generator.

    Each iteration accesses a different storage slot (incrementing key)
    to ensure cold access costs are measured.
    """
    if storage_action == StorageAction.READ:
        attack_block = Op.SLOAD(Op.GAS)
    elif storage_action == StorageAction.WRITE_SAME_VALUE:
        attack_block = Op.SSTORE(Op.GAS, Op.PUSH0)
    elif storage_action == StorageAction.WRITE_NEW_VALUE:
        attack_block = Op.SSTORE(Op.GAS, Op.GAS)

    benchmark_test(
        target_opcode=Op.SLOAD
        if storage_action == StorageAction.READ
        else Op.SSTORE,
        code_generator=ExtCallGenerator(attack_block=attack_block),
    )

Parametrized Test Cases

This test generates 1 parametrized test case across 3 forks.