Behat + Mink + Selenium2 under the vagrant setup.

Prerequisites:

Virtualbox https://www.virtualbox.org/
Vagrant https://www.vagrantup.com/
X11 server (if you want to observe the testing process in a forwarded window) -- For Mac: XQuartz http://www.xquartz.org/ -- For Windows: XMing http://sourceforge.net/projects/xming/ -- For Linux: most likely you already have it installed

Installation:

Clone the repository
vagrant up
Wait for everything to be installed. It takes some time.

Run tests with headless browser:

vagrant ssh
pkill java
selenium.headless.start
tail -f /tmp/selenium.log and wait for line '... INFO - Selenium Server is up and running' to appear
behat features/examples/search.feature

Run tests observing the process in forwarded browser window:

vagrant ssh
pkill java
selenium.start
tail -f /tmp/selenium.log and wait for line '... INFO - Selenium Server is up and running' to appear
behat features/examples/search.feature