# File test/test_line.rb, line 316
  def test_negative
    g = setup_pos_neg(800)
    g.write("test/output/line_pos_neg.png")
    
    g = setup_pos_neg(400)
    g.title = 'Pos/Neg Line Test Small'
    g.write("test/output/line_pos_neg_400.png")
  end