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test_basic_tload_works()

Documentation for tests/cancun/eip1153_tstore/test_basic_tload.py::test_basic_tload_works@0fdd974b.

Generate fixtures for these test cases for Osaka with:

fill -v tests/cancun/eip1153_tstore/test_basic_tload.py::test_basic_tload_works --fork Osaka

Ported .json vectors.

(02_tloadAfterTstoreFiller.yml) tload from same slot after tstore returns correct value

Source code in tests/cancun/eip1153_tstore/test_basic_tload.py 
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@pytest.mark.ported_from(
    [
        "https://github.com/ethereum/tests/blob/v13.3/src/GeneralStateTestsFiller/Cancun/stEIP1153-transientStorage/02_tloadAfterTstoreFiller.yml",
    ],
    pr=["https://github.com/ethereum/execution-spec-tests/pull/440"],
)
@pytest.mark.valid_from("Cancun")
def test_basic_tload_works(
    state_test: StateTestFiller,
    pre: Alloc,
):
    """
    Ported .json vectors.

    (02_tloadAfterTstoreFiller.yml)
    tload from same slot after tstore returns correct value
    """
    tstore_value = 88

    slot_tload_after_tstore_result = 0
    slot_tload_after_tstore_result_second_time = 1
    slot_code_worked = 2

    address_to = pre.deploy_contract(
        code=Op.JUMPDEST()
        # 02 test
        + Op.TSTORE(2, tstore_value)
        + Op.SSTORE(slot_tload_after_tstore_result, Op.TLOAD(2))
        + Op.SSTORE(slot_tload_after_tstore_result_second_time, Op.TLOAD(2))
        + Op.SSTORE(slot_code_worked, 1),
        storage={
            slot_tload_after_tstore_result: 0xFF,
            slot_tload_after_tstore_result_second_time: 0xFF,
        },
    )

    post = {
        address_to: Account(
            storage={
                slot_tload_after_tstore_result: tstore_value,
                slot_tload_after_tstore_result_second_time: tstore_value,
                slot_code_worked: 0x01,
            }
        )
    }

    tx = Transaction(
        sender=pre.fund_eoa(7_000_000_000_000_000_000),
        to=address_to,
        gas_price=10,
        data=b"",
        gas_limit=5000000,
        value=0,
    )

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

Parametrized Test Cases

This test case is only parametrized by fork and fixture format.

Test ID (Abbreviated)
...fork_Cancun-state_test
...fork_Cancun-blockchain_test_from_state_test
...fork_Prague-state_test
...fork_Prague-blockchain_test_from_state_test
...fork_Osaka-state_test
...fork_Osaka-blockchain_test_from_state_test