add update test
add update test


Former-commit-id: 2e3535838e55cd6825e997a9d658a3697e4263f6
jessesleeping/iso_peloton,AllisonWang/peloton,apavlo/peloton,wangziqi2016/peloton,wangziqi2016/peloton,malin1993ml/peloton,apavlo/peloton,jessesleeping/iso_peloton,jessesleeping/iso_peloton,malin1993ml/peloton,ShuxinLin/peloton,jessesleeping/iso_peloton,prashasthip/peloton,phisiart/peloton-p3,jessesleeping/iso_peloton,PauloAmora/peloton,AllisonWang/peloton,yingjunwu/peloton,AllisonWang/peloton,AngLi-Leon/peloton,vittvolt/15721-peloton,jessesleeping/iso_peloton,eric-haibin-lin/peloton-1,AngLi-Leon/peloton,phisiart/peloton-p3,AllisonWang/peloton,eric-haibin-lin/peloton-1,ShuxinLin/peloton,ShuxinLin/peloton,vittvolt/peloton,jessesleeping/iso_peloton,eric-haibin-lin/peloton-1,cmu-db/peloton,phisiart/peloton-p3,vittvolt/peloton,yingjunwu/peloton,vittvolt/15721-peloton,vittvolt/15721-peloton,haojin2/peloton,seojungmin/peloton,haojin2/peloton,prashasthip/peloton,vittvolt/peloton,AllisonWang/peloton,haojin2/peloton,malin1993ml/peloton,cmu-db/peloton,eric-haibin-lin/peloton-1,haojin2/peloton,seojungmin/peloton,ShuxinLin/peloton,prashasthip/peloton,apavlo/peloton,yingjunwu/peloton,apavlo/peloton,prashasthip/peloton,prashasthip/peloton,vittvolt/15721-peloton,cmu-db/peloton,malin1993ml/peloton,yingjunwu/peloton,AllisonWang/peloton,malin1993ml/peloton,PauloAmora/peloton,phisiart/peloton-p3,eric-haibin-lin/peloton-1,haojin2/peloton,PauloAmora/peloton,yingjunwu/peloton,cmu-db/peloton,vittvolt/15721-peloton,wangziqi2016/peloton,seojungmin/peloton,PauloAmora/peloton,vittvolt/peloton,ShuxinLin/peloton,wangziqi2016/peloton,vittvolt/peloton,cmu-db/peloton,cmu-db/peloton,AngLi-Leon/peloton,prashasthip/peloton,yingjunwu/peloton,PauloAmora/peloton,apavlo/peloton,seojungmin/peloton,seojungmin/peloton,apavlo/peloton,phisiart/peloton-p3,AngLi-Leon/peloton,wangziqi2016/peloton,wangziqi2016/peloton,PauloAmora/peloton,seojungmin/peloton,ShuxinLin/peloton,phisiart/peloton-p3,vittvolt/15721-peloton,eric-haibin-lin/peloton-1,AngLi-Leon/peloton,haojin2/peloton,malin1993ml/peloton,AngLi-Leon/peloton,vittvolt/peloton