Method test_dataset_diff_exception_n_neg

xarray/tests/test_dataset.py:6889–6892

(self)

        assert_equal(expected, actual)

    def test_dataset_diff_exception_n_neg(self) -> None:
        ds = create_test_data(seed=1)
        with pytest.raises(ValueError, match=r"must be non-negative"):
            ds.diff("dim2", n=-1)

    def test_dataset_diff_exception_label_str(self) -> None:
        ds = create_test_data(seed=1)