Testing Ruby with RSpec: The Complete Guide

Table of contents

1. Chapter 1 : Introduction
   1. Welcome to RSpec
   2. Unit Tests versus End-to-End (E2E) Tests
   3. Installing RSpec
   4. Starting a Project with rspec --init
   5. Test-Driven Development
   6. The Describe Method
   7. The it Method
   8. The Expect and Eq Methods
   9. Reading Failures
   10. Making the Specs Pass
   11. Multiple Examples in Example Group
   12. Fixing Failing Specs Again
   13. Reducing Duplication - Before Hooks and Instance Variables
   14. Reducing Duplication: Helper Methods
   15. Problems with Mutation
   16. Reducing Duplication: The let Method
   17. Custom Error Messages
   18. The context Method and Nested Describes
   19. Before and After Hooks
   20. Nested Logic: Hooks
   21. Nested Logic: Overwriting Let Variables
2. Chapter 2 : Subjects, Shared Examples, and Shared Context
   1. Implicit Subject
   2. Explicit Subject
   3. described_class
   4. One-Liner-Example-Syntax
   5. Shared Examples with include_examples
   6. Shared Context with include_context
3. Chapter 3 : Built-In Matchers
   1. The not_to Method
   2. Equality Matchers I (eq and eql)
   3. Equality Matchers II (equal and be)
   4. Comparison Matchers
   5. Predicate Matchers
   6. all Matcher
   7. be Matcher (Truthy, Falsy and Nil Values)
   8. change Matcher
   9. contain_exactly Matcher
   10. start_with and end_with Matchers
   11. have_attributes Matcher
   12. include Matcher
   13. raise_error Matcher
   14. respond_to Matcher
   15. satisfy Matcher
   16. not_to Method
   17. Compound Expectations
4. Chapter 4 : Mocks
   1. Create a Test Double
   2. Set Up Our Test Movie
   3. Replacing an Object with a Double
   4. Receive Counts
   5. The allow Method
   6. Matching Arguments
   7. Instance Doubles
   8. Class Doubles
   9. Spies I
   10. Spies II
5. Chapter 5 : Conclusion
   1. Conclusion