def METHOD_NAME(self, use_cf):
    # WHEN
    test_da = (
        filter_months(stub_tas(use_cftime=use_cf), [11, 12, 1])
        .resample(time="AS-NOV")
        .mean()
    )
    da_res, time_bds_res = get_seasonal_time_updater(11, 1, 2, 30)(test_da)
    # THEN
    np.testing.assert_array_equal(1, da_res)  # data must be unchanged
    assert time_bds_res[0].data[0] == pd.to_datetime("2041-11-02")
    assert time_bds_res[0].data[1] == pd.to_datetime("2042-01-30")