if err != nil {
				t.Fatal(err)
			}

			// unset fields that are not relevant to the test
			for i := range got {
				checker := got[i]
				switch p := checker.(type) {
				case *kmsPluginProbe:
					p.service = nil
					p.l = nil
					p.lastResponse = nil
				case *kmsv2PluginProbe:
					p.service = nil
					p.l = nil
					p.lastResponse = nil

			tmpl, err = tmpl.New(test.name).Funcs(funcs).Parse(test.input)
		}
		if err != nil {
			t.Errorf("%s: parse error: %s", test.name, err)
			continue
		}
		b.Reset()
		err = tmpl.Execute(b, test.data)
		switch {
		case !test.ok && err == nil:
			t.Errorf("%s: expected error; got none", test.name)
			continue
		case test.ok && err != nil:
			t.Errorf("%s: unexpected execute error: %s", test.name, err)
			continue

			oldestService = s
		}
	}
	return oldestService
}

func getFilterConfig(filter *listener.Filter, out proto.Message) error {
	switch c := filter.ConfigType.(type) {
	case *listener.Filter_TypedConfig:
		if err := c.TypedConfig.UnmarshalTo(out); err != nil {
			return err
		}
	}
	return nil
}

//   return args_n
// }
// but we don't have if/else-if operators. We can convert this to a CaseOp.
// Note, if C_nm1==true and C_nm2 must also be true.
branch_index = int(C_nm2) + int(C_nm1)
selected_results = switch(branch_index) {
  case 0: return args_nm2
  case 1: return args_nm1
  case 2: return args_n
}
return selected_results
******************************************************************************/