The Rails 5 Way, Fourth Edition

Chapter 23 RSpec

I do not think there is any thrill that can go through the human heart like that felt by the inventor as he sees some creation of the brain unfolding to success.

—Nikola Tesla

RSpec is a Ruby domain-specific language for specifying the desired behavior of Ruby code. Its strongest appeal is that RSpec scripts (or simply specs) can achieve a remarkable degree of readability, letting developers communicate their intention with greater readability and expressiveness than is achievable using the standard Rails testing framework.

23.1 Introduction

Since RSpec scripts are so readable, I can’t really think of a better way of introducing you to the framework than to show part of a real-world spec. The following code is excerpted and ...