# File test/test_line.rb, line 232
  def test_some_nil_points
    g = Gruff::Line.new
    g.title = "Some Nil Points"

    @datasets = [
      [:data1, [1, 2, 3, nil, 3, 5, 6]],
      [:data2, [5, nil, nil, nil, nil, nil, 5]],
      [:data3, [4, nil, 2, 1, 0]],
      [:data4, [nil, nil, 3, 1, 2]]
      ]

    @datasets.each do |data|
      g.data(*data)
    end

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