Cursocucumbercomjava is a project mainly written in RUBY and JAVA, it's free.
Curso de Cucumber com Java da JavaCE Social
$ gem install cucumber $ gem install selenium-client $ gem install selenium-webdriver $ gem install capybara $ gem install rspec # opcional
http://rubyinstaller.org/downloads/
Preferencialmente http://rubyforge.org/frs/download.php/73719/rubyinstaller-1.8.7-p330.exe