# File test/test_spider.rb, line 102
  def test_theme_37signals
    g = Gruff::Spider.new(20)
    g.title = "Spider Graph Test"
    @datasets.each do |data|
     g.data(data[0], data[1])
    end

    g.theme_37signals

    # Default theme
    g.write("test/output/spider_37signals.png")
  end