Method test_to_index_variable_copy

xarray/tests/test_variable.py:2721–2728

(self)

        super().test_coarsen_2d()  # type: ignore[misc]

    def test_to_index_variable_copy(self) -> None:
        # to_index_variable should return a copy
        # https://github.com/pydata/xarray/issues/6931
        a = IndexVariable("x", ["a"])
        b = a.to_index_variable()
        assert a is not b
        b.dims = ("y",)
        assert a.dims == ("x",)


class TestAsCompatibleData(Generic[T_DuckArray]):