code: func (m *MockRoundTripper) RoundTrip(arg0 *http.Request) (*http.Response, error) {
  	ret := m.ctrl.Call(m, "RoundTrip", arg0)
  	ret0, _ := ret[0].(*http.Response)
  	ret1, _ := ret[1].(error)
  	return ret0, ret1
  }
docs: // RoundTrip mocks base method