Last modified: 2014-10-19 17:44:00 UTC
It should run just a few quick and stable test, probably using a headless browser.
This could help: http://developer-blog.cloudbees.com/2013/07/browser-based-gui-testing-on-cloudbees.html
*** Bug 51491 has been marked as a duplicate of this bug. ***
Information on running tests is at https://github.com/wikimedia/qa-browsertests