This document discusses continuous testing of web applications with Arquillian. It introduces Arquillian as a tool for testing Java web applications and Java Enterprise Edition applications. Arquillian allows running tests within a container by using browsers through Selenium and addressing some common issues like test isolation and deployment. The document outlines both the benefits of Arquillian, such as being simple to use and supporting more than just the web UI, as well as some challenges to be aware of like differences between Windows and Linux and using different tools like Maven versus IDEs. Overall, Arquillian provides a way to easily conduct automated testing but may require overcoming some hurdles.