Getting started

1. Install the gem from rubygems.org:

$ gem install watir-webdriver
Building native extensions.  This could take a while...
Successfully installed json_pure-1.4.6
Successfully installed rubyzip-0.9.4
Successfully installed ffi-0.6.3
Successfully installed childprocess-0.0.7
Successfully installed selenium-webdriver-0.0.29
Successfully installed watir-webdriver-0.1.1
6 gems installed
$ 

2. Save this as google.rb:

require "rubygems"
require "watir-webdriver"
require "watir-webdriver/extensions/wait"

browser = Watir::Browser.new :firefox
browser.goto "http://google.com"
browser.text_field(:name, 'q').set "watir-webdriver"
browser.button(:name, 'btnG').click

3. Run it:

$ ruby google.rb