diskqueue: loop to check depth in tests
diskqueue: loop to check depth in tests

mreiferson/nsq,w4ngyi/nsq,ploxiln/nsq,ploxiln/nsq,chrislusf/nsq,elubow/nsq,wmydz1/nsq,OlafRadicke/nsq,w4ngyi/nsq,absolute8511/nsq,xiexingguang/nsq,gaowenbin/nsq,dustismo/nsq,seanluo/nsq_with_note,judwhite/nsq-0.3.2-win,philipbo/nsq,nimmen/nsq,chrislusf/nsq,mreiferson/nsq,gaowenbin/nsq,danielhfrank/nsq,nsqio/nsq,szqh97/nsq,mashuai/nsq,kesutton/nsq,elubow/nsq,nsqio/nsq,rpau/nsq,coderhaoxin/nsq,dinedal/nsq,mikeqian/nsq,jehiah/nsq,MadBomber/nsq,nsqio/nsq,lcp0578/nsq,moander/nsq,danielhfrank/nsq,seanluo/nsq_with_note,xiexingguang/nsq,CrazyJvm/nsq,pombredanne/nsq,chaosue/nsq,Dieterbe/nsq,davegardnerisme/nsq,bitly/nsq,bo406/nsq,wuxu92/nsq,mashuai/nsq,lytics/nsq,JustinAzoff/nsq,gaowenbin/nsq,ShinichR/nsq,beni55/nsq,xuzhaokui/nsq,ploxiln/nsq,yh453926638/nsq,MadBomber/nsq,davegardnerisme/nsq,myhongkongzhen/nsq,bo406/nsq,handsomesun/nsq,OlafRadicke/nsq,moander/nsq,jlr52/nsq,kevinc0825/nsq,davegardnerisme/nsq,svmehta/nsq,xuzhaokui/nsq,wmydz1/nsq,w3hacker/nsq,rpau/nsq,xiexingguang/nsq,lcp0578/nsq,sparklxb/nsq,fbjork/nsq,ploxiln/nsq,lcp0578/nsq,Dieterbe/nsq,19hz/nsq,sunminghong/nsq,qinlodestar/nsq,jehiah/nsq,ShinichR/nsq,rpau/nsq,moander/nsq,mreiferson/nsq,youxidev/nsq,absolute8511/nsq,CrazyJvm/nsq,msn217/nsq,nieanan/nsq,dinedal/nsq,shanemhansen/nsq,philipbo/nsq,xiexingguang/nsq,JustinAzoff/nsq,jehiah/nsq,w3hacker/nsq,jehiah/nsq,sparklxb/nsq,chaosue/nsq,sparklxb/nsq,myhongkongzhen/nsq,absolute8511/nsq,Dieterbe/nsq,philipbo/nsq,coderhaoxin/nsq,kesutton/nsq,jlr52/nsq,msn217/nsq,chaosue/nsq,mreiferson/nsq,dmarkham/nsq,JustinAzoff/nsq,mreiferson/nsq,danielhfrank/nsq,jsocol/nsq,wmydz1/nsq,mikeqian/nsq,coderhaoxin/nsq,jmptrader/nsq,msn217/nsq,xiexingguang/nsq,magastzheng/nsq,sunminghong/nsq,sparklxb/nsq,qinlodestar/nsq,judwhite/nsq-0.3.2-win,mashuai/nsq,szqh97/nsq,pombredanne/nsq,ploxiln/nsq,yh453926638/nsq,lcp0578/nsq,msn217/nsq,jsocol/nsq,kevinc0825/nsq,mynameisfiber/nsq,philipbo/nsq,bo406/nsq,szqh97/nsq,mikeqian/nsq,menghan/nsq,rpau/nsq,jehiah/nsq,yh453926638/nsq,yh453926638/nsq,qinlodestar/nsq,coderhaoxin/nsq,nieanan/nsq,chrisroberts/nsq,dmarkham/nsq,Dieterbe/nsq,kesutton/nsq,OlafRadicke/nsq,wuxu92/nsq,mroth/nsq,datastream/nsq,sparklxb/nsq,w4ngyi/nsq,judwhite/nsq-0.3.2-win,kesutton/nsq,beni55/nsq,19hz/nsq,philipbo/nsq,magastzheng/nsq,svmehta/nsq,bitly/nsq,CrazyJvm/nsq,propellerads/nsq,handsomesun/nsq,kevinc0825/nsq,propellerads/nsq,tophymastery/nsq,gaowenbin/nsq,rpau/nsq,bo406/nsq,mashuai/nsq,youxidev/nsq,beni55/nsq,CrazyJvm/nsq,jlr52/nsq,wuxu92/nsq,yh453926638/nsq,jlr52/nsq,fbjork/nsq,xuzhaokui/nsq,myhongkongzhen/nsq,bo406/nsq,magastzheng/nsq,lytics/nsq,datastream/nsq,jmptrader/nsq,gaowenbin/nsq,wmydz1/nsq,menghan/nsq,mikeqian/nsq,chaosue/nsq,bitly/nsq,nsqio/nsq,jmptrader/nsq,CrazyJvm/nsq,MadBomber/nsq,nsqio/nsq,beni55/nsq,w4ngyi/nsq,mynameisfiber/nsq,handsomesun/nsq,Dieterbe/nsq,absolute8511/nsq,mikedewar/nsq,19hz/nsq,ShinichR/nsq,chrislusf/nsq,youxidev/nsq,szqh97/nsq,nieanan/nsq,mikeqian/nsq,mashuai/nsq,ShinichR/nsq,qinlodestar/nsq,bitly/nsq,lcp0578/nsq,MadBomber/nsq,mroth/nsq,szqh97/nsq,tophymastery/nsq,bitly/nsq,myhongkongzhen/nsq,qinlodestar/nsq,chrisroberts/nsq,myhongkongzhen/nsq,chaosue/nsq,w4ngyi/nsq,handsomesun/nsq,dustismo/nsq,msn217/nsq,wmydz1/nsq,jlr52/nsq,absolute8511/nsq,beni55/nsq,propellerads/nsq,MadBomber/nsq,coderhaoxin/nsq,handsomesun/nsq,ShinichR/nsq,shanemhansen/nsq,nimmen/nsq,kesutton/nsq,mikedewar/nsq,mikedewar/nsq