def METHOD_NAME(self):
    """
    Test total sensitivities using fd/cs
    """
    # solve
    self.prob.run_model()
    # Test functions total sensitivities
    of = list(self.func_ref.keys())
    for var_wrt in self.wrt:
        with self.subTest(wrt=var_wrt):
            for var_of in of:
                with self.subTest(of=var_of):
                    data = self.prob.check_totals(
                        of=var_of,
                        wrt=var_wrt,
                        compact_print=True,
                        out_stream=None,
                        method=self.fd_method,
                        form=self.fd_form,
                        step=self.dh,
                    )
                    assert_check_totals(data, atol=self.atol, rtol=self.rtol)