guardian.rb

# java -jar third_party/jruby/jruby-complete-1.4.0RC1.jar guardian.rb [chrome|firefox]

$LOAD_PATH << "common/src/rb/lib"
$LOAD_PATH << "firefox/src/rb/lib"
$LOAD_PATH << "chrome/src/rb/lib"

require "rubygems"
require "selenium/webdriver"

browser = (ARGV.first || :firefox).to_sym

driver = Selenium::WebDriver.for browser
driver.get("http://www.guardian.co.uk")

start_time = Time.now

5.times do
  driver.first(:tag_name, 'body').text
end

puts Time.now - start_time

driver.quit