Added new test
Added new test

When file is in use, we expect it to presist removal, in other words, fail to delete.
UselessToucan/osu,peppy/osu,UselessToucan/osu,2yangk23/osu,ZLima12/osu,naoey/osu,osu-RP/osu-RP,RedNesto/osu,Damnae/osu,ppy/osu,2yangk23/osu,Frontear/osuKyzer,peppy/osu-new,smoogipooo/osu,DrabWeb/osu,ppy/osu,EVAST9919/osu,naoey/osu,smoogipoo/osu,tacchinotacchi/osu,EVAST9919/osu,Drezi126/osu,theguii/osu,ZLima12/osu,DrabWeb/osu,peppy/osu,UselessToucan/osu,johnneijzen/osu,NeoAdonis/osu,DrabWeb/osu,smoogipoo/osu,NeoAdonis/osu,johnneijzen/osu,smoogipoo/osu,ppy/osu,nyaamara/osu,Nabile-Rahmani/osu,naoey/osu,NeoAdonis/osu,peppy/osu