The Idea of visual testing of your website has been around for a while. This can range from someone manually checking a web page or more for visual defects or automating the process of detecting visual changes.

Logstash is a great tool to centralize logs in your environment. For example we have several drupal webheads that write logs into syslog.

Sometimes for our front-end development we need to have very granular control about how our form buttons being rendered. So instead of standard drupal markup we want to have something like

Behat is great testing tool that there are already has a lot of documentation.