Add test for tightened sortedIndex specification
Add test for tightened sortedIndex specification

Test that the lowest index, rather than any index, at which the element
should be inserted to maintain sorted order is returned.

Signed-off-by: Kevin Locke <ffb4761cba839470133bee36aeb139f58d7dbaa9@kevinlocke.name>

platinumazure/underscore,dxuehu/underscore,Tetpay/underscore,jpalomar/underscore,dfurtado/underscore,keepgoingwm/underscore,lis186/underscore,ijidan/underscore,Forever8/underscore,rlugojr/underscore,cgvarela/underscore,Gimcrack/underscore,starterstep/underscore,jonot/underscore,aziz-boudi4/underscore,colemakdvorak/underscore,ryanwholey/underscore,jonot/underscore,WangRex/underscore,dyx/underscore,kuychaco/underscore,ThiagoGarciaAlves/underscore,appleboy/underscore,learning/underscore,Gimcrack/underscore,zabefloyd/underscore,mjhasbach/underscore,bkillenit/underscore,jordanwink201/underscore,dyx/underscore,premkumargithub/underscore,prosenjit-itobuz/underscore,debutt/underscore,liminghui/underscore,bailus/underscore,JoaquinSiabra/underscore,xiaoqiang730730/underscore,SerenoShen/underscore,jolthoff/underscore,jashkenas/underscore,vinodbonala/underscore,jdelbello/underscore,Aplopio/underscore,kuychaco/underscore,yekg880809/underscore,liyandalmllml/underscore,ligson/underscore,irr/underscore,componentizr/underscore,imsingh/underscore,Forever8/underscore,jianganglu/underscore,aziz-boudi4/underscore,huzion/underscore,singhsterabhi/underscore,LiskHQ/underscore,SerenoShen/underscore,lucasfanning/underscore,emiel187/underscore,Tim-Zhang/underscore,Feiyang1/underscore,polandeme/underscore,npmcomponent/jashkenas-underscore,wxmfront/underscore,jridgewell/underscore,huangnan1/2016gitStudy,roychen-7/underscore,ryanwholey/underscore,michaelficarra/underscore,1800joe/underscore,snackshen/underscore,WangRex/underscore,kwangkim/underscore,premkumargithub/underscore,emiel187/underscore,hackreactor/underscore,beenlee/underscore,akre54/underscore,jordanwink201/underscore,starterstep/underscore,yuhualingfeng/underscore,tnga/underscore-es,mdboop/underscore,natac13/underscore,Tim-Zhang/underscore,mairasala/underscore,paulfalgout/underscore,lucasfanning/underscore,AaronNGray/underscore-server,kwangkim/underscore,AaronNGray/underscore-server,jdelbello/underscore,dkusch/underscore,mitar/underscore,singhsterabhi/underscore,youprofit/underscore,rlugojr/underscore,irr/underscore,npmcomponent/component-underscore,sdwang/underscore,cailong1028/underscore,sdwang/underscore,ijidan/underscore,oss6/underscore,cgvarela/underscore,elancom/underscore,craigmichaelmartin/underscore,youprofit/underscore,wxmfront/underscore,ligson/underscore,ThiagoGarciaAlves/underscore,Yangani/underscore,elancom/underscore,JonAbrams/underscore,PUSEN/underscore,keepgoingwm/underscore,prosenjit-itobuz/underscore,documentcloud/underscore,LiskHQ/underscore,jridgewell/underscore,thisismygithub/underscore,jiankers/underscore,greyhwndz/underscore,mdboop/underscore,yekg880809/underscore,JonAbrams/underscore,Joanna913/underscore,jiankers/underscore,RepmujNetsik/underscore,jianganglu/underscore,jfarid27/underscore,lqjack/underscore,oss6/underscore,nickkneafsey/underscore,documentcloud/underscore,ereddate/underscore,amdjs/underscore,Feiyang1/underscore,PengShi-sp/underscore,janocat/underscore,PengShi-sp/underscore,megawac/underscore,kairyan/underscore,tnga/underscore-es,janocat/underscore,huzion/underscore,zhangguangyong/underscore,falqas/underscore,strongconjunctions/underscore,veg/underscore,xiaoqiang730730/underscore,eaglesjava/underscore,kairyan/underscore,amdjs/underscore,mitar/underscore,jfarid27/underscore,craigmichaelmartin/underscore,falqas/underscore,Aplopio/underscore,lis186/underscore,greyhwndz/underscore,PUSEN/underscore,bkillenit/underscore,dfurtado/underscore,liyandalmllml/underscore,hackreactor/underscore,bailus/underscore,wjb12/underscore,colemakdvorak/underscore,ElseZhang/underscore,jashkenas/underscore,SeriaWei/underscore,vincent1988/underscore,strongconjunctions/underscore,zhangguangyong/underscore,roychen-7/underscore,akre54/underscore,thiswildorchid/underscore,natac13/underscore,thiswildorchid/underscore,zabefloyd/underscore,SeriaWei/underscore,cintiamh/underscore,cnwhy/underscore,dkusch/underscore,polandeme/underscore,cintiamh/underscore,npmcomponent/component-underscore,1800joe/underscore,beenlee/underscore,snackshen/underscore,eaglesjava/underscore,ereddate/underscore,lqjack/underscore,dimitriwalters/underscore,jolthoff/underscore,gougouGet/underscore,kanso/underscore,huangnan1/2016gitStudy,gougouGet/underscore,kanso/underscore,RepmujNetsik/underscore,yuhualingfeng/underscore,nickkneafsey/underscore,vincent1988/underscore,Yangani/underscore,platinumazure/underscore,vinodbonala/underscore,mjhasbach/underscore,thisismygithub/underscore,liminghui/underscore,veg/underscore,Joanna913/underscore,cnwhy/underscore,debutt/underscore,braddunbar/underscore,mairasala/underscore,michaelficarra/underscore,jpalomar/underscore,imsingh/underscore,dxuehu/underscore,JoaquinSiabra/underscore,wjb12/underscore,ElseZhang/underscore