CodeWithMosh - The Complete React Testing Course

A comprehensive A-Z guide to testing React apps with React Testing Library and Vitest / Jest.

Clear. Concise. Comprehensive.​

Tired of piecing together disconnected tutorials or dealing with rambling, confusing instructors? This course is for you! It's perfectly structured into a series of bite-sized, easy-to-follow videos that cover both theory and practice.

What You'll Learn​

• Master the fundamentals of testing React applications with React Testing Library.
• Write maintainable, robust, and trustworthy tests that consistently deliver value.
• Efficiently mock API responses with Mock Service Worker (MSW).
• Mock data using @mswjs/data and @faker-js.
• Simulate user events in a test environment.
• Dive into advanced testing techniques involving authentication, state management, routing, etc.
• Master refactoring techniques that pros use to make their code more readable and maintainable.
• Learn from real-world examples and exercises that prepare you for the job.
• Use ESLint to catch code quality issues early.