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require 'java'
require 'jruby'
require 'benchmark'
require 'rbconfig'
# benchmark 100 parses of the RDoc rb parser
ITER_COUNT = 25
filename = Config::CONFIG['rubylibdir'] + "/rdoc/parsers/parse_rb.rb"
src = File.read(filename)
puts "file: " + filename
puts "size: " + src.size.to_s
fulltime = 0
(ARGV[0] || 5).to_i.times do
parsetime = Benchmark.measure { ITER_COUNT.times { |i| JRuby.parse(src, "parse_rb.rb") } }.real
puts "time: " + parsetime.to_s
fulltime += parsetime
end
puts "full time: " + fulltime.to_s
puts "average: " + (fulltime / (ITER_COUNT*5)).to_s
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