# File test/test_bar.rb, line 157
  def test_one_value
    g = Gruff::Bar.new
    g.title = "One Value Graph Test"
    g.labels = {
      0 => '1', 
      1 => '2'
    }
    g.data('one', [1,1])

    g.write("test/output/bar_one_value.png")
  end