Mastering React Test-Driven Development - Second Edition

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First Steps with Test-Driven Development

This book is a walk-through of building React applications using a test-driven approach. We’ll touch on many different parts of the React experience, including building forms, composing interfaces, and animating elements. Perhaps more importantly, we’ll do that all while learning a whole range of testing techniques.

You might have already used a React testing library such as React Testing Library or Enzyme, but this book doesn’t use them. Instead, we’ll be working from first principles: building up our own set of test functions based directly on our needs. That way, we can focus on the key ingredients that make up all great test suites. These ingredients—ideas such as super-small tests, test doubles, ...