class Zendesk2::Client class Real def get_category(params={}) id = params["id"] request( :method => :get, :path => "/categories/#{id}.json" ) end end # Real class Mock def get_category(params={}) id = params["id"] response( :path => "/categories/#{id}.json", :body => { "category" => find!(:categories, id) }, ) end end # Mock end