test_transfer_to_special_address()

Documentation for tests/amsterdam/eip7708_eth_transfer_logs/test_transfer_logs.py::test_transfer_to_special_address@5c024cbb.

Generate fixtures for these test cases for Amsterdam with:

fill -v tests/amsterdam/eip7708_eth_transfer_logs/test_transfer_logs.py::test_transfer_to_special_address --fork Amsterdam

Test that transfers to special addresses emit transfer logs.

Source code in tests/amsterdam/eip7708_eth_transfer_logs/test_transfer_logs.py

@pytest.mark.parametrize(
    "address_type",
    [
        pytest.param("ecrecover", id="precompile_ecrecover"),
        pytest.param("sha256", id="precompile_sha256"),
        pytest.param("system", id="system_address"),
        pytest.param("coinbase", id="coinbase_address"),
    ],
)
def test_transfer_to_special_address(
    state_test: StateTestFiller,
    env: Environment,
    pre: Alloc,
    sender: EOA,
    address_type: str,
) -> None:
    """Test that transfers to special addresses emit transfer logs."""
    transfer_amount = 1000

    # Resolve target address based on type
    # Note: blake2f (0x09) excluded as it requires specific input format
    address_map = {
        "ecrecover": Address(0x01),
        "sha256": Address(0x02),
        "system": Spec.SYSTEM_ADDRESS,
    }

    if address_type == "coinbase":
        target = env.fee_recipient
        # Don't check exact balance - coinbase also receives gas fees
        post = {}
    else:
        target = address_map[address_type]
        post = {target: Account(balance=transfer_amount)}

    tx = Transaction(
        sender=sender,
        to=target,
        value=transfer_amount,
        expected_receipt=TransactionReceipt(
            logs=[transfer_log(sender, target, transfer_amount)]
        ),
    )

    state_test(env=env, pre=pre, post=post, tx=tx)

Parametrized Test Cases

This test generates 4 parametrized test cases across 1 fork.