benchmark_nokohash.rb

fp = '/Users/rich/stocks.test.xml'

n = 5
Benchmark.bm(7) do |x|
 x.report("Hash.from_xml") do
   n.times do
     h = Hash.from_xml(open(fp).read)['stock_feed']
     h['sector'].map{|s| s['stock'].map {|i| i['name']}.first}.flatten
   end
 end
 x.report("NokoHash") do
   n.times do
     doc = Nokogiri::XML(open(fp))
     h = NokoHash.new(doc)
     h.sector.map{|s| s.stock.map {|i| i[:name]}.first}.flatten
   end
 end
end