$: << File.dirname(__FILE__) + '/../lib'
require "test/unit"
require "svggraph"
require "SVG/Graph/DataPoint"

class TestSvgGraph < Test::Unit::TestCase
  def test_bar_line_and_pie
    fields = %w(Jan Feb Mar);
    data_sales_02 = [12, 45, 21]
    [SVG::Graph::Bar, SVG::Graph::BarHorizontal, SVG::Graph::Line, SVG::Graph::Pie].each do 
      |klass|
      graph = klass.new(
        :height => 500,
        :width => 300,
        :fields => fields
      )
      graph.add_data(
        :data => data_sales_02,
        :title => 'Sales 2002'
      )
      out=graph.burn
      assert(out=~/Created with SVG::Graph/)
    end
  end
end