Method test_to_stacked_array

xarray/tests/test_units.py:4781–4800

(self, dtype)

        reason="stacked dimension's labels have to be hashable, but is a numpy.array"
    )
    def test_to_stacked_array(self, dtype):
        labels = range(5) * unit_registry.s
        arrays = {
            name: np.linspace(0, 1, 10).astype(dtype) * unit_registry.m
            for name in labels
        }

        ds = xr.Dataset({name: ("x", array) for name, array in arrays.items()})
        units = {None: unit_registry.m, "y": unit_registry.s}

        func = method("to_stacked_array", "z", variable_dim="y", sample_dims=["x"])

        actual = func(ds).rename(None)
        expected = attach_units(
            func(strip_units(ds)).rename(None),
            units,
        )

        assert_units_equal(expected, actual)
        assert_equal(expected, actual)

    @pytest.mark.parametrize(
        "func",