Method test_pad_keep_attrs

xarray/tests/test_dataset.py:7600–7624

(self, keep_attrs, attrs, expected)

        ],
    )
    def test_pad_keep_attrs(self, keep_attrs, attrs, expected) -> None:
        ds = xr.Dataset(
            {"a": ("x", [1, 2], attrs), "b": ("y", [1, 2], attrs)},
            coords={"c": ("x", [-1, 1], attrs), "d": ("y", [-1, 1], attrs)},
            attrs=attrs,
        )
        expected = xr.Dataset(
            {"a": ("x", [0, 1, 2, 0], expected), "b": ("y", [1, 2], attrs)},
            coords={
                "c": ("x", [np.nan, -1, 1, np.nan], expected),
                "d": ("y", [-1, 1], attrs),
            },
            attrs=expected,
        )

        keep_attrs_ = "default" if keep_attrs is None else keep_attrs

        with set_options(keep_attrs=keep_attrs_):
            actual = ds.pad({"x": (1, 1)}, mode="constant", constant_values=0)
            xr.testing.assert_identical(actual, expected)

        actual = ds.pad(
            {"x": (1, 1)}, mode="constant", constant_values=0, keep_attrs=keep_attrs
        )
        xr.testing.assert_identical(actual, expected)

    def test_astype_attrs(self) -> None:
        data = create_test_data(seed=123)