returns(nil,"links are empty"){zones.send(:next_params,{'links'=>[]})}
returns(nil,"links does not contain next hash"){zones.send(:next_params,{'links'=>[{'rel'=>'previous'}]})}
returns(nil,"contains a link without parameters"){zones.send(:next_params,{'links'=>[{'rel'=>'next','href'=>"http://localhost/next"}]})}
returns({"offset"=>["3"],"limit"=>["3"]},"contains a link without parameters"){zones.send(:next_params,{'links'=>[{'rel'=>'next','href'=>"http://localhost/next?offset=3&limit=3"}]})}