adjust testsimple.cpp for new c++
adjust testsimple.cpp for new c++

Change-Id: I240c8caf2ebe3cbcab66fa388a822f7e4a78823b

hanw/connectal,chenm001/connectal,cambridgehackers/connectal,8l/connectal,hanw/connectal,csail-csg/connectal,chenm001/connectal,csail-csg/connectal,hanw/connectal,chenm001/connectal,cambridgehackers/connectal,hanw/connectal,8l/connectal,cambridgehackers/connectal,chenm001/connectal,csail-csg/connectal,cambridgehackers/connectal,8l/connectal,chenm001/connectal,8l/connectal,hanw/connectal,csail-csg/connectal,8l/connectal,cambridgehackers/connectal,csail-csg/connectal