Build and maintain quality software with RSpec, the popular BDD-flavored Ruby testing framework. This definitive guide from RSpec's lead developer shows you how to use RSpec to drive more maintainable designs, specify and document expected behavior, and prevent regressions during refactoring. Build a project using RSpec to design, describe, and test the behavior of your code-whether you're new to testing tools or an experienced developer.

RSpec has been downloaded more than 40 million times. Find out how to use this influential Ruby testing framework to iteratively develop a...