Testing Ruby with RSpec: The Complete Guide

Master the art of test-driven development (TDD) in Ruby using the RSpec Gem. No previous testing experience needed!

What you’ll learn

Testing Ruby with RSpec: The Complete Guide

Utilize test-driven development principles to design and implement clean test specs in Ruby
Master the syntax and structure of RSpec, the most popular Ruby Gem for testing
Reduce dependencies in your test suite by mocking objects with class and instance doubles
Explore the wide collection of RSpec matches available to test your code

Requirements

Intermediate knowledge of the Ruby programming language (classes, objects, data structures, etc)
The modern version of Ruby (>2.4)

Description

Welcome to Testing Ruby with RSpec: The Complete Guide!This course offers a comprehensive overview of the RSpec testing library for the Ruby programming library. RSpec is the most popular Ruby Gem of all time, with over 300 million downloads to date.

If you’re new to the topic, testing is the practice of “writing code that confirms that other code works as expected”. Tests control for regressions, which are changes to the code that break the program.

The benefits of testing extend outside of the codebase. Adopting a test-driven approach will also make you a better developer. Tests force you to think critically about the program and its features: the classes, the objects, the methods and more.

Testing Ruby with RSpec begins with the essentials and proceeds to more complex topics including: