Add test for variable expansion
Add test for variable expansion

carnivalmobile/drone,vtolstov/drone,lins05/drone,masarakki/drone,carnivalmobile/drone,vtolstov/drone,veghead/drone,veghead/drone,donatj/drone,NamPNQ/drone,donatj/drone,NamPNQ/drone,vaijab/drone,vaijab/drone,masarakki/drone,lins05/drone,donatj/drone,carnivalmobile/drone