Selenium

Selenium is an automated software testing framework for web applications. It drives a real browser automatically, as if a real person was doing the clicking and typing. We use it here at The Economist for functional / black-box / acceptance testing, the kind of tests that are repetitive and time-consuming to step through manually. We've setup a system that runs our full suite of regression tests in parallel, using virtual machines in the Rackspace cloud, on every commit to trunk. …

You want to test your Drupal code? We’ve learned how to do it, the hard way, through 3 years of experience with continuous integration at The Economist. And I can distill our current approach into a few short paragraphs: 1. Use Simpletests to unit test code. Unit testing is vital, but it’s also difficult in Drupal, because a lot of time you’re actually writing glue code, or exporting Views, or theming. …