Twitter Gem attempted Test, which is failing

gistfile1.rb

  describe "#friends" do
    context "with a screen_name passed" do
      before do
        stub_get("/1.1/friends/list.json").with(:query => {:cursor => "-1", :screen_name => "sferik"}).to_return(:body => fixture("friends_list.json"), :headers => {:content_type => "application/json; charset=utf-8"})
      end
      it "requests the correct resource" do
        @client.friends("sferik")
        expect(a_get("/1.1/friends/list.json").with(:query => {:cursor => "-1", :screen_name => "sferik"})).to have_been_made
      end
    
    end
  end