Added test to assert that getValue returns the same type of object as the object upon which the method was called.
Added test to assert that getValue returns the same type of object as
the object upon which the method was called.

walberjefferson/zf2,dntmartins/zf2,samsonasik/zf2,vrkansagara/zf2,Heshan-Sandamal/zf2,huangchaolei55/firstSite,mmetayer/zf2,0livier/zf2,nandadotexe/zf2,samsonasik/zf2,roheim/zf2,prolic/zf2,dkemper/zf2,taro-asahi/zf2,pembo210/zf2,MadCat34/zf2,TheBestSoftInTheWorld/zf2,dntmartins/zf2,guilherme-santos/zf2,shitikovkirill/zf2,inwebo/zf2,dntmartins/zf2,sasezaki/zf2,stefanotorresi/zf2,felipemaksy/zf2,levelfivehub/zf2,zf2timo/zf2,dkarvounaris/zf2,awd-git/zf2,stefanotorresi/zf2,olearys/zf2,artpoplsh/zf2,sntsikdar/zf2,Brucewyh/zf2,roko79/zf2,ChrisSchreiber/zf2,mpalourdio/zf2,echampet/zf2,0livier/zf2,desenvuno/zf2,campersau/zf2,sasezaki/zf2,mikicaivosevic/zf2,mmauri04/zf2,noopable/zf2,AICIDNN/zf2,enjoy2000/zf2,samsonasik/zf2,zendframework/zf2,stefanotorresi/zf2,kanellov/zf2,Sineth-N/zf2,freax/zf2,echampet/zf2,campersau/zf2,echampet/zf2,campersau/zf2,0livier/zf2,coolmic/zf2,taogb/zf2,sasezaki/zf2