Added two unittests.
Added two unittests.

PortgasDAce/otrs,balazj/otrs,MBRG/otrs,eliasp/otrs,capeit-tto/otrs,linearregression/otrs,oiami/otrs,mburggraf/otrs,linearregression/otrs,crythias/otrs,MBRG/otrs,StCyr/otrs,muehlbauer/otrs,xhoy/otrs,mburggraf/otrs,rudy500/otrs,xhoy/otrs,rudy500/otrs,noritnk/otrs,nilei/otrs,oiami/otrs,StCyr/otrs,rudy500/otrs,s7design/otrs,vlascoder/otrs,moritz/otrs,linearregression/otrs,thorsteneckel/otrs,nilei/otrs,muehlbauer/otrs,nilei/otrs,s7design/otrs,eliasp/otrs,brandonshults01/otrs,oiami/otrs,balazj/otrs,linearregression/otrs,brandonshults01/otrs,muehlbauer/otrs,balazj/otrs,balazj/otrs,PortgasDAce/otrs,thorsteneckel/otrs,thorsteneckel/otrs,capeit-tto/otrs,StCyr/otrs,xhoy/otrs,rudy500/otrs,balazj/otrs,moritz/otrs,mburggraf/otrs,thorsteneckel/otrs,s7design/otrs,MBRG/otrs,noritnk/otrs,crythias/otrs,brandonshults01/otrs,xhoy/otrs,PortgasDAce/otrs,oiami/otrs,noritnk/otrs,mbeijen/otrs-1,vlascoder/otrs,s7design/otrs,brandonshults01/otrs,linearregression/otrs,nilei/otrs,PortgasDAce/otrs,moritz/otrs,brandonshults01/otrs,StCyr/otrs,thorsteneckel/otrs,capeit-tto/otrs,crythias/otrs,mbeijen/otrs-1,crythias/otrs,moritz/otrs,muehlbauer/otrs,mbeijen/otrs-1,rudy500/otrs,eliasp/otrs,mburggraf/otrs,crythias/otrs,eliasp/otrs,muehlbauer/otrs,eliasp/otrs,nilei/otrs,oiami/otrs,s7design/otrs,mburggraf/otrs,vlascoder/otrs,MBRG/otrs,xhoy/otrs,moritz/otrs,PortgasDAce/otrs,StCyr/otrs,MBRG/otrs