Method test_dataset_diff_n1_simple

xarray/tests/test_dataset.py:6835–6839

(self)

        assert isinstance(transposed.time.to_index(), pd.PeriodIndex)

    def test_dataset_diff_n1_simple(self) -> None:
        ds = Dataset({"foo": ("x", [5, 5, 6, 6])})
        actual = ds.diff("x")
        expected = Dataset({"foo": ("x", [0, 1, 0])})
        assert_equal(expected, actual)

    def test_dataset_diff_n1_label(self) -> None:
        ds = Dataset({"foo": ("x", [5, 5, 6, 6])}, {"x": [0, 1, 2, 3]})