def test_ss_3Dplot(base_params, base_ss, reform_params, reform_ss,
                   plot_type, plot_title):
    fig = output_plots.ss_3Dplot(
        base_params, base_ss, reform_params=reform_params,
        reform_ss=reform_ss, plot_type=plot_type, plot_title=plot_title)
    assert fig