def METHOD_NAME(wb_model, wb_toas_all):
    r = WidebandTOAResiduals(
        wb_toas_all, wb_model, dm_resid_args=dict(subtract_mean=False)
    )
    model = deepcopy(wb_model)
    assert wb_model.DMJUMP1.value == 0
    model.DMJUMP1.value = 10
    assert model.DMJUMP1.value == 10
    with pytest.raises(AttributeError):
        model.DMJUMP0
    with pytest.raises(AttributeError):
        model.DMJUMP2
    r2 = WidebandTOAResiduals(
        wb_toas_all, model, dm_resid_args=dict(subtract_mean=False)
    )
    assert 0 < np.sum(r.dm.resids_value != r2.dm.resids_value) < len(r.dm.resids_value)