Implement TDD for your React applications using Jest, React Router, Redux, and GraphQL/Relay. Learn BDD and end-to-end acceptance testing with CucumberJS and Puppeteer. Key Features Learn the TDD process using the React framework Build complex, real-world applications with a pragmatic approach to TDD Use Cucumber for acceptance and BDD testing, bringing TDD to the wider team Book DescriptionMany programmers are aware of TDD but struggle to apply it beyond basic examples. This book teaches how to build complex, real-world applications using Test-Driven Development (TDD). It takes a first principles approach to the TDD process using plain Jest and includes test-driving the integration of libraries including React Router, Redux, and Relay (GraphQL). Readers will practice systematic refactoring while building out their own test framework, gaining a deep understanding of TDD tools and techniques. They will learn how to test-drive features such as client- and server-side form validation, data filtering and searching, navigation and user workflow, undo/redo, animation, LocalStorage access, WebSocket communication, and querying GraphQL endpoints. The book covers refactoring codebases to use the React Router and Redux libraries. via TDD. Redux is explored in depth, with reducers, middleware, sagas, and connected React components. The book also covers acceptance testing using Cucumber and Puppeteer. The book is fully up to date with React 16.9 and has in-depth coverage of hooks and the act test helper. What you will learn Build test-driven applications using React 16.9+ and Jest Build complete web applications using a variety of HTML input elements Understand the different types of test double and when to apply them Test-drive the Integration of libraries such as React Router, Redux, and Relay (GraphQL) Learn when to be pragmatic and how to apply TDD shortcuts Test-drive interaction with browser APIs including fetch and WebSocket Use Cucumber.js and Puppeteer to build BDD-style acceptance tests for your applications Build and test async Redux code using redux-saga and expect-redux Who this book is forThe target audience for this book is JavaScript developers who are looking to implement test-driven and behavior-driven approaches for their React applications. The book has been read, but is in excellent condition. Pages are intact and not marred by notes or highlighting. The spine remains undamaged.

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Detalles bibliogr�ficos

T�tulo: Mastering React Test-Driven Development
Editor: Packt Publishing Limited, United Kingdom, Birmingham
Fecha de publicaci�n: 2019
Idioma: Ingl�s
ISBN 10: 1789133416
ISBN 13: 9781789133417
Encuadernaci�n: Paperback
Estado: Very Good

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Sinopsis

This book is comprehensive walk through of Test-Driven Development (TDD) for React. It takes a first-principles approach to teach the TDD process using vanilla Jest. Readers build their own test library as they refactor out repeated code in tandem with building a real-world application. It also covers acceptance testing using Cucumber and ...

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Daniel Irvine is a UK-based software consultant. He helps businesses simplify their existing codebases and assists dev teams in improving the quality of their software using eXtreme programming (XP) practices. He has been coaching developers for many years and co-founded the Queer Code London meetup.

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