Isolating Dependencies with Test Doubles in Ruby & RSpec | CodeSignal Learn

Software Engineering

Isolating Dependencies with Test Doubles in Ruby & RSpec

Explore the critical role of test doubles in modern software testing. This session introduces you to dummies, stubs, spies, mocks, and fakes. Gain expertise in isolating units under test, managing behavior, and constructing fast, reliable, maintainable tests. Step into using test doubles to enhance your development practices.

RSpec

Ruby

5 lessons

25 practices

Less than 4 hours

Course details

Introduction to Dependencies in Testing with Ruby

Testing Email Parameters with Dummies

Enhancing DummyLogger with Severity Parameter in EmailService

Fixing Test Suite for EmailService with Test Doubles

Enhancing EmailService Tests with Dummies

Enhancing NewsletterService Tests with Dummies

Previous Course Next Course: Refactoring with Confidence Using Tests in Ruby & RSpec

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