[Foundation Tests] Add a unit test to validate the behavior of dropFirst
[Foundation Tests] Add a unit test to validate the behavior of dropFirst

devincoughlin/swift,xwu/swift,brentdax/swift,glessard/swift,natecook1000/swift,gribozavr/swift,djwbrown/swift,brentdax/swift,felix91gr/swift,practicalswift/swift,natecook1000/swift,ahoppen/swift,lorentey/swift,tjw/swift,hooman/swift,hughbe/swift,practicalswift/swift,austinzheng/swift,sschiau/swift,JGiola/swift,huonw/swift,roambotics/swift,austinzheng/swift,nathawes/swift,glessard/swift,alblue/swift,shajrawi/swift,danielmartin/swift,felix91gr/swift,uasys/swift,harlanhaskins/swift,parkera/swift,return/swift,sschiau/swift,alblue/swift,karwa/swift,atrick/swift,hughbe/swift,alblue/swift,sschiau/swift,ahoppen/swift,djwbrown/swift,frootloops/swift,aschwaighofer/swift,CodaFi/swift,parkera/swift,return/swift,milseman/swift,devincoughlin/swift,jckarter/swift,benlangmuir/swift,swiftix/swift,tjw/swift,alblue/swift,shahmishal/swift,milseman/swift,huonw/swift,karwa/swift,amraboelela/swift,sschiau/swift,karwa/swift,djwbrown/swift,brentdax/swift,alblue/swift,atrick/swift,allevato/swift,aschwaighofer/swift,gregomni/swift,OscarSwanros/swift,tkremenek/swift,frootloops/swift,JGiola/swift,danielmartin/swift,jmgc/swift,milseman/swift,airspeedswift/swift,hooman/swift,sschiau/swift,xedin/swift,huonw/swift,jopamer/swift,CodaFi/swift,frootloops/swift,amraboelela/swift,jopamer/swift,benlangmuir/swift,milseman/swift,xedin/swift,lorentey/swift,nathawes/swift,karwa/swift,jmgc/swift,uasys/swift,jmgc/swift,natecook1000/swift,brentdax/swift,jopamer/swift,gribozavr/swift,huonw/swift,uasys/swift,practicalswift/swift,airspeedswift/swift,JGiola/swift,zisko/swift,airspeedswift/swift,roambotics/swift,xwu/swift,tkremenek/swift,CodaFi/swift,JGiola/swift,lorentey/swift,xwu/swift,natecook1000/swift,djwbrown/swift,shahmishal/swift,zisko/swift,shahmishal/swift,aschwaighofer/swift,brentdax/swift,tjw/swift,parkera/swift,djwbrown/swift,austinzheng/swift,xedin/swift,ahoppen/swift,tkremenek/swift,harlanhaskins/swift,CodaFi/swift,return/swift,apple/swift,atrick/swift,nathawes/swift,huonw/swift,OscarSwanros/swift,amraboelela/swift,airspeedswift/swift,hooman/swift,natecook1000/swift,CodaFi/swift,danielmartin/swift,sschiau/swift,practicalswift/swift,rudkx/swift,roambotics/swift,apple/swift,aschwaighofer/swift,austinzheng/swift,amraboelela/swift,swiftix/swift,OscarSwanros/swift,frootloops/swift,swiftix/swift,shajrawi/swift,jckarter/swift,gregomni/swift,milseman/swift,gribozavr/swift,shajrawi/swift,glessard/swift,practicalswift/swift,danielmartin/swift,apple/swift,devincoughlin/swift,hughbe/swift,danielmartin/swift,xedin/swift,apple/swift,allevato/swift,gregomni/swift,allevato/swift,shahmishal/swift,ahoppen/swift,natecook1000/swift,brentdax/swift,allevato/swift,rudkx/swift,jckarter/swift,felix91gr/swift,sschiau/swift,glessard/swift,deyton/swift,hooman/swift,deyton/swift,jmgc/swift,hooman/swift,ahoppen/swift,karwa/swift,tkremenek/swift,jopamer/swift,roambotics/swift,shajrawi/swift,benlangmuir/swift,deyton/swift,tjw/swift,jmgc/swift,harlanhaskins/swift,tkremenek/swift,apple/swift,uasys/swift,atrick/swift,jckarter/swift,stephentyrone/swift,zisko/swift,gregomni/swift,hughbe/swift,danielmartin/swift,OscarSwanros/swift,shahmishal/swift,OscarSwanros/swift,devincoughlin/swift,stephentyrone/swift,benlangmuir/swift,roambotics/swift,sschiau/swift,frootloops/swift,tjw/swift,airspeedswift/swift,rudkx/swift,OscarSwanros/swift,djwbrown/swift,gregomni/swift,karwa/swift,JGiola/swift,allevato/swift,hughbe/swift,jopamer/swift,practicalswift/swift,felix91gr/swift,deyton/swift,atrick/swift,jckarter/swift,alblue/swift,parkera/swift,amraboelela/swift,xwu/swift,practicalswift/swift,xedin/swift,return/swift,xedin/swift,xwu/swift,parkera/swift,parkera/swift,gribozavr/swift,milseman/swift,harlanhaskins/swift,deyton/swift,lorentey/swift,shajrawi/swift,amraboelela/swift,xwu/swift,zisko/swift,lorentey/swift,gribozavr/swift,devincoughlin/swift,allevato/swift,benlangmuir/swift,huonw/swift,swiftix/swift,airspeedswift/swift,OscarSwanros/swift,atrick/swift,shahmishal/swift,swiftix/swift,karwa/swift,shahmishal/swift,amraboelela/swift,zisko/swift,deyton/swift,natecook1000/swift,glessard/swift,return/swift,harlanhaskins/swift,shajrawi/swift,gribozavr/swift,jckarter/swift,felix91gr/swift,xedin/swift,swiftix/swift,JGiola/swift,CodaFi/swift,devincoughlin/swift,tjw/swift,uasys/swift,rudkx/swift,parkera/swift,xedin/swift,milseman/swift,devincoughlin/swift,zisko/swift,jmgc/swift,hughbe/swift,shajrawi/swift,danielmartin/swift,lorentey/swift,tkremenek/swift,brentdax/swift,swiftix/swift,apple/swift,roambotics/swift,stephentyrone/swift,jckarter/swift,uasys/swift,uasys/swift,karwa/swift,tkremenek/swift,airspeedswift/swift,djwbrown/swift,return/swift,gregomni/swift,frootloops/swift,return/swift,rudkx/swift,gribozavr/swift,stephentyrone/swift,hughbe/swift,gribozavr/swift,devincoughlin/swift,hooman/swift,lorentey/swift,CodaFi/swift,jopamer/swift,austinzheng/swift,nathawes/swift,felix91gr/swift,harlanhaskins/swift,alblue/swift,stephentyrone/swift,shajrawi/swift,austinzheng/swift,allevato/swift,jopamer/swift,shahmishal/swift,ahoppen/swift,practicalswift/swift,deyton/swift,aschwaighofer/swift,zisko/swift,tjw/swift,felix91gr/swift,nathawes/swift,xwu/swift,nathawes/swift,parkera/swift,austinzheng/swift,benlangmuir/swift,nathawes/swift,hooman/swift,aschwaighofer/swift,lorentey/swift,frootloops/swift,stephentyrone/swift,rudkx/swift,jmgc/swift,huonw/swift,aschwaighofer/swift,harlanhaskins/swift,stephentyrone/swift,glessard/swift