Class Frozen

tests/python/test_dataclass_enum.py:314–316

def test_frozen_variants() -> None:
    class Frozen(Enum, type_key=_unique_key("Frozen")):
        flag: bool
        yes: ClassVar[Frozen] = entry(flag=True)

    with pytest.raises(AttributeError):
        Frozen.yes.flag = False  # ty: ignore[invalid-assignment]