add loader test
add loader test

duydb2/thriftpy,halfcrazy/thriftpy,duydb2/thriftpy,spladug/thriftpy,mariusvniekerk/thriftpy,keitheis/thriftpy,adsharma/flattools,adsharma/flattools,importcjj/thriftpy,OctavianLee/thriftpy,keitheis/thriftpy,OctavianLee/thriftpy,misakwa/thriftpy,misakwa/thriftpy,mariusvniekerk/thriftpy,dan-blanchard/thriftpy,maralla/thriftpy,maralla/thriftpy,itnihao/thriftpy,mariusvniekerk/thriftpy,eleme/thriftpy,itnihao/thriftpy,dan-blanchard/thriftpy,duydb2/thriftpy,importcjj/thriftpy,spladug/thriftpy,halfcrazy/thriftpy,misakwa/thriftpy,eleme/thriftpy,maralla/thriftpy,itnihao/thriftpy,adsharma/flattools,OctavianLee/thriftpy