Fundamentals of Testing Using Rails

Gain insights into TDD, learn about writing and running tests using RSpec and Minitest, and explore how to apply testing fundamentals to enhance Ruby-on-Rails application development.

Advanced

190 Lessons

27h 10min

Certificate of Completion

Gain insights into TDD, learn about writing and running tests using RSpec and Minitest, and explore how to apply testing fundamentals to enhance Ruby-on-Rails application development.

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Explanations

AI-POWERED

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This course includes

87 Playgrounds

68 Quizzes

This course includes

87 Playgrounds

68 Quizzes

Course Overview

Take a deep dive into the test-driven development (TDD) process by writing and running your own tests for your Ruby-on-Rails applications. Not only will you learn the fundamentals of testing in Ruby and Rails, but also how you can apply the same methods in your daily coding practice. Explore and practice tools such as RSpec and Minitest to make your application development more efficient and robust. By the time you’re done, you’ll have a solid foundation in TDD and be ready to take your expertise in applica...Show More

TAKEAWAY SKILLS

Unit Testing

Ruby Gem's Management

What You'll Learn

Understand the fundamentals of test-driven development

Write and run tests for your application using RSpec and Minitest

Learn to make failing tests pass

Test the security of your application

Configure your routes, models, views, and controllers

What You'll Learn

Understand the fundamentals of test-driven development

Course Content

Introduction

Get familiar with TDD principles, RSpec, Minitest, and testing strategies in Rails.

Who Should Take this Course and Why?

Tools, Best practices, and Teaching TDD

Test-Driven Fable

Look at TDD, its advantages, design benefits, and limitations in automated testing.

Test-Driven Development (TDD) Advantages Testing First Drives Design What is TDD Good For?When TDD needs help Summary

Test-Driven Development Basics

Work your way through Test-Driven Development (TDD) essentials, RSpec integration, and incremental testing.

Infrastructure Installing RSpec Where to Start?RSpec and Rails Features RSpec Predefined Matchers Running the Test Making the Test Pass The Second Test Expectations and lit Back on Task Adding Some Math The First Date Using the Time Data Summary

Test-Driven Rails

Enhance your skills in TDD, focusing on model, view, and controller testing using Rails.

Let's Write Some Rails End-to-End Testing Pending Tests Creating ActiveRecord Models The Days Are Action-Packed Going with the Workflow Refactoring to Single-Assertion Specs Who Controls the Controllers?A Test with a View Testing for Failure Summary

Use RSpec to Write Efficient Test Cases in the Rails Application

Project

What Makes a Great Test?

Deepen your knowledge of creating efficient, valuable tests to maintain high code quality.

The Big One Cost and Value Straightforward: The First Quality of Valuable Tests Well Defined: The Second Quality of Valuable Tests Independent: The Third Quality of Valuable Tests Fast: The Fourth Quality of Valuable Tests Truthful: The Fifth Quality of Valuable Tests Summary

Testing Models

11 Lessons

See how it works to test Rails models using TDD, refactoring, and custom RSpec matchers.

Adding Data to Tests

12 Lessons

Master test data management by utilizing fixtures for speed and factories for flexibility.

Using Test Doubles as Mocks and Stubs

10 Lessons

Try out using test doubles in Rails for effective and isolated automated testing.

Integration Testing with Capybara and Cucumber

14 Lessons

Discover the logic behind integration testing in Rails using Capybara and Cucumber.

10.

Testing JavaScript: Integration Testing

5 Lessons

Work your way through JavaScript integration testing with Capybara in Rails.

11.

Unit-Testing Javascript

13 Lessons

Grasp the fundamentals of effective JavaScript unit testing, setup, and handling Ajax calls.

12.

Testing Rails Display Elements

14 Lessons

Dig deeper into testing Rails components: views, controllers, routes, mailers, and background jobs.

13.

Minitest

10 Lessons

Follow Minitest to simplify testing in Rails, covering unit, system, and integration tests.

14.

Testing for Security

11 Lessons

Build on security testing techniques, user roles, access controls, and form protection in Rails.

15.

Testing External Services

14 Lessons

Learn how to use adapters and VCR to effectively test external service integrations.

16.

Troubleshooting and Debugging

9 Lessons

Get started with tools and techniques for effective Rails test troubleshooting and debugging.

17.

Running Tests Faster and Running Faster Tests

17 Lessons

Break apart strategies and techniques to enhance test speed and efficiency using Rails.

18.

Testing Legacy Code

10 Lessons

Grasp the fundamentals of effectively testing and optimizing legacy Rails codebases.

Course Author

Trusted by 1.4 million developers working at companies

Anthony Walker

@_webarchitect_

Emma Bostian 🐞

@EmmaBostian

Evan Dunbar

ML Engineer

Carlos Matias La Borde

Software Developer

Souvik Kundu

Front-end Developer

Vinay Krishnaiah

Software Developer

Eric Downs

Musician/Entrepeneur

Kenan Eyvazov

DevOps Engineer

Anthony Walker

@_webarchitect_

Emma Bostian 🐞

@EmmaBostian

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