# File test/test_line.rb, line 464
  def setup_pos_neg(size=800)
    g = Gruff::Line.new(size)
    g.title = "Pos/Neg Line Graph Test"
    g.labels = {
      0 => '5/6', 
      1 => '5/15', 
      2 => '5/24', 
      3 => '5/30', 
    }
    g.data(:apples, [-1, 0, 4, -4])
    g.data(:peaches, [10, 8, 6, 3])
    return g
  end