Fixes unit test and stateset with no shader rendering/compiler path
Fixes unit test and stateset with no shader rendering/compiler path

gideonmay/osgjs,jtorresfabra/osgjs,jmirabel/osgjs,jtorresfabra/osgjs,hishamabdelrahman/osgjs,cedricpinson/osgjs,jtorresfabra/osgjs,hishamabdelrahman/osgjs,kkuunnddaannkk/osgjs,kkuunnddaannkk/osgjs,gideonmay/osgjs,hishamabdelrahman/osgjs,cedricpinson/osgjs,jmirabel/osgjs,gideonmay/osgjs,jmirabel/osgjs,cedricpinson/osgjs,kkuunnddaannkk/osgjs