def METHOD_NAME(self):
    """Test that it creates appropriate bounds if there are no time bounds
    on the input cubes."""
    for cube in self.cubelist:
        cube.coord("time").bounds = None
    time_point = np.around(
        date2num(dt(2015, 11, 19, 3), TIME_UNIT, CALENDAR)
    ).astype(np.int64)
    time_bounds = [
        np.around(date2num(dt(2015, 11, 19, 1), TIME_UNIT, CALENDAR)).astype(
            np.int64
        ),
        np.around(date2num(dt(2015, 11, 19, 3), TIME_UNIT, CALENDAR)).astype(
            np.int64
        ),
    ]
    expected_result = iris.coords.DimCoord(
        time_point, bounds=time_bounds, standard_name="time", units=TIME_UNIT
    )
    result = expand_bounds(self.cubelist[0], self.cubelist, ["time"])
    self.assertEqual(result.coord("time"), expected_result)