it "increases for debates with more positive votes" do
      more_likes = create(:debate, :with_hot_score, created_at: now, cached_votes_total: 10, cached_votes_up: 5)
      less_likes = create(:debate, :with_hot_score, created_at: now, cached_votes_total: 10, cached_votes_up: 1)
      expect(more_likes.hot_score).to be > less_likes.hot_score