def METHOD_NAME(self):
    self._d['a'][
        'x', 1.5 * sc.units.dimensionless : 4.5 * sc.units.dimensionless
    ].data += sc.Variable(dims=['x'], values=[2.0, 2.0, 2.0], unit=sc.units.m)
    assert self._d['a'].data.values.tolist() == [1.0, 3.1, 3.2, 3.3, 1.4]