The document discusses layout testing using the Galen Framework. Galen Framework is a tool that tests the layout of web applications and is responsive. It has a human readable spec language to write tests and components like the Galen spec language, test language, and Javascript tests. The spec language can test elements are near, below, aligned, and more using specs. Galen can dump pages, be run from the command line, and generate reports. It also integrates with Java and JUnit for testing.