After review: add comment in test
After review: add comment in test

xlqian/navitia,Tisseo/navitia,CanalTP/navitia,xlqian/navitia,Tisseo/navitia,xlqian/navitia,CanalTP/navitia,Tisseo/navitia,Tisseo/navitia,CanalTP/navitia,xlqian/navitia,CanalTP/navitia,xlqian/navitia,Tisseo/navitia,CanalTP/navitia