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test_ext_code_on_self_set_code()

Documentation for tests/prague/eip7702_set_code_tx/test_set_code_txs.py::test_ext_code_on_self_set_code@14a7429a.

Generate fixtures for these test cases for Prague with:

fill -v tests/prague/eip7702_set_code_tx/test_set_code_txs.py::test_ext_code_on_self_set_code --fork Prague

Test different ext*code operations on self set-code address.

Source code in tests/prague/eip7702_set_code_tx/test_set_code_txs.py 
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@pytest.mark.parametrize(
    "balance",
    [0, 1],
)
def test_ext_code_on_self_set_code(
    state_test: StateTestFiller,
    pre: Alloc,
    balance: int,
):
    """Test different ext*code operations on self set-code address."""
    auth_signer = pre.fund_eoa(balance)

    slot = count(1)
    slot_ext_code_size_result = next(slot)
    slot_ext_code_hash_result = next(slot)
    slot_ext_code_copy_result = next(slot)
    slot_ext_balance_result = next(slot)

    set_code = (
        Op.SSTORE(slot_ext_code_size_result, Op.EXTCODESIZE(auth_signer))
        + Op.SSTORE(slot_ext_code_hash_result, Op.EXTCODEHASH(auth_signer))
        + Op.EXTCODECOPY(auth_signer, 0, 0, Op.EXTCODESIZE(auth_signer))
        + Op.SSTORE(slot_ext_code_copy_result, Op.MLOAD(0))
        + Op.SSTORE(slot_ext_balance_result, Op.BALANCE(auth_signer))
        + Op.STOP
    )
    set_code_address = pre.deploy_contract(set_code)

    set_code_storage = Storage()
    set_code_storage[slot_ext_code_size_result] = len(
        Spec.delegation_designation(set_code_address)
    )
    set_code_storage[slot_ext_code_hash_result] = Spec.delegation_designation(
        set_code_address
    ).keccak256()
    set_code_storage[slot_ext_code_copy_result] = Hash(
        Spec.delegation_designation(set_code_address), right_padding=True
    )
    set_code_storage[slot_ext_balance_result] = balance

    tx = Transaction(
        gas_limit=10_000_000,
        to=auth_signer,
        authorization_list=[
            AuthorizationTuple(
                address=set_code_address,
                nonce=0,
                signer=auth_signer,
            ),
        ],
        sender=pre.fund_eoa(),
    )

    state_test(
        env=Environment(),
        pre=pre,
        tx=tx,
        post={
            auth_signer: Account(storage=set_code_storage),
        },
    )

Parametrized Test Cases

The interactive table below is also available as a standalone page.

Test ID (Abbreviated) balance
...fork_Prague-state_test-balance_0 0
...fork_Prague-state_test-balance_1 1
...fork_Prague-blockchain_test_from_state_test-balance_0 0
...fork_Prague-blockchain_test_from_state_test-balance_1 1
...fork_Osaka-state_test-balance_0 0
...fork_Osaka-state_test-balance_1 1
...fork_Osaka-blockchain_test_from_state_test-balance_0 0
...fork_Osaka-blockchain_test_from_state_test-balance_1 1