Method test_assign_multiindex_level

xarray/tests/test_dataset.py:5051–5055

(self)

        assert "y" in ds.xindexes

    def test_assign_multiindex_level(self) -> None:
        data = create_test_multiindex()
        with pytest.raises(ValueError, match=r"cannot drop or update.*corrupt.*index "):
            data.assign(level_1=range(4))
            data.assign_coords(level_1=range(4))

    def test_assign_new_multiindex(self) -> None:
        midx = pd.MultiIndex.from_arrays([["a", "a", "b", "b"], [0, 1, 0, 1]])