Method test_facetgrid

xarray/tests/test_plot.py:2721–2745

(self)

            )

    def test_facetgrid(self) -> None:
        with figure_context():
            fg = self.ds.plot.quiver(
                x="x", y="y", u="u", v="v", row="row", col="col", scale=1, hue="mag"
            )
            for handle in fg._mappables:
                assert isinstance(handle, mpl.quiver.Quiver)
            assert fg.quiverkey is not None
            assert "uunits" in fg.quiverkey.text.get_text()

        with figure_context():
            fg = self.ds.plot.quiver(
                x="x",
                y="y",
                u="u",
                v="v",
                row="row",
                col="col",
                scale=1,
                hue="mag",
                add_guide=False,
            )
            assert fg.quiverkey is None
        with pytest.raises(ValueError, match=r"Please provide scale"):
            self.ds.plot.quiver(x="x", y="y", u="u", v="v", row="row", col="col")

    @pytest.mark.parametrize(
        "add_guide, hue_style, legend, colorbar",