refine test case of move
refine test case of move

palashahuja/mlpack,ranjan1990/mlpack,palashahuja/mlpack,darcyliu/mlpack,ajjl/mlpack,darcyliu/mlpack,ajjl/mlpack,palashahuja/mlpack,ajjl/mlpack,theranger/mlpack,theranger/mlpack,theranger/mlpack,ranjan1990/mlpack,ranjan1990/mlpack,darcyliu/mlpack