Method test_cache_key

tests/test_black.py:2483–2511

(self)

            assert two.is_changed(path)

    def test_cache_key(self) -> None:
        # Test that all members of the mode enum affect the cache key.
        for field in fields(Mode):
            values: list[Any]
            if field.name == "target_versions":
                values = [
                    {TargetVersion.PY312},
                    {TargetVersion.PY313},
                ]
            elif field.name == "python_cell_magics":
                values = [{"magic1"}, {"magic2"}]
            elif field.name == "enabled_features":
                # If you are looking to remove one of these features, just
                # replace it with any other feature.
                values = [
                    {Preview.wrap_comprehension_in},
                    {Preview.string_processing},
                ]
            elif field.type is bool:
                values = [True, False]
            elif field.type is int:
                values = [1, 2]
            else:
                raise AssertionError(
                    f"Unhandled field type: {field.type} for field {field.name}"
                )
            modes = [replace(DEFAULT_MODE, **{field.name: value}) for value in values]
            keys = [mode.get_cache_key() for mode in modes]
            assert len(set(keys)) == len(modes)


def assert_collected_sources(