Be a part of our community of 1M+ users who develop and demonstrate their skills on CodeSignal
4 courses
101 practices
13 hours
Become proficient in TDD with Ruby and RSpec by crafting elegant, testable code. Explore techniques for mocking, stubbing, and utilizing test doubles. Engage in refactoring strategies to create sustainable codebases. Enhance productivity, minimize errors, and develop scalable software solutions.
Foundations of TDD in Ruby and RSpec: The Fundamentals
6 lessons
27 practices
This course introduces you to Test-Driven Development (TDD) in Ruby, focusing on the Red-Green-Refactor cycle, embracing the TDD mindset, and setting up a productive environment with RSpec. You'll learn best practices like adhering to SOLID principles and utilizing dependency injection, while understanding TDD's influence on code quality and development speed compared to traditional methods.
Red-Green-Refactor: Mastering TDD with Ruby & RSpec
5 lessons
27 practices
Focus on the core TDD workflow: "Red-Green-Refactor." Develop skills by writing failing tests (Red), crafting code to pass them (Green), and refactoring while keeping tests passing (Refactor). This course emphasizes practice over new theory, allowing you to hone your TDD abilities with various coding challenges.
Isolating Dependencies with Test Doubles in Ruby & RSpec
5 lessons
25 practices
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.
Refactoring with Confidence Using Tests in Ruby & RSpec
5 lessons
22 practices
This course hones in on the Refactor stage of TDD, equipping developers to recognize code smells and resolve them with refactoring techniques. Through practical examples, learn to detect common inefficiencies, implement refactoring strategies, and ensure functionality with existing tests.
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