Test Tstorage Selfdestruct

Documentation for tests/cancun/eip1153_tstore/test_tstorage_selfdestruct.py.

Generate fixtures for these test cases with:

fill -v tests/cancun/eip1153_tstore/test_tstorage_selfdestruct.py

Tests for EIP-1153: Transient Storage

Test cases for TSTORE and TLOAD opcode calls in reentrancy after self-destruct, taking into account the changes in EIP-6780.

test_reentrant_selfdestructing_call(state_test, pre_existing_contract, caller_bytecode, callee_bytecode, expected_storage)

Test transient storage in different reentrancy contexts after selfdestructing.

Source code in tests/cancun/eip1153_tstore/test_tstorage_selfdestruct.py

@SelfDestructCases.parametrize()
def test_reentrant_selfdestructing_call(
    state_test: StateTestFiller,
    pre_existing_contract,
    caller_bytecode,
    callee_bytecode,
    expected_storage,
):
    """
    Test transient storage in different reentrancy contexts after selfdestructing.
    """
    env = Environment()

    pre = {
        TestAddress: Account(balance=10**40),
        caller_address: Account(code=caller_bytecode, nonce=1),
        copy_from_initcode_address: Account(code=Initcode(deploy_code=callee_bytecode)),
    }

    if pre_existing_contract:
        pre[callee_address] = Account(code=callee_bytecode)

    tx = Transaction(
        to=caller_address,
        gas_limit=1_000_000,
    )

    post: Dict = {caller_address: Account(storage=expected_storage)}

    if pre_existing_contract:
        post[callee_address] = Account(code=callee_bytecode)
    else:
        post[callee_address] = Account.NONEXISTENT

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