Mark Ethan Trostler - Testable JavaScript [2013, PDF/EPUB, ENG]

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Testable JavaScript

Год: 2013
Автор: Mark Ethan Trostler
Издательство: O'Reilly Media
ISBN: 978-1-4493-2339-4
Язык: Английский
Формат: PDF/EPUB
Качество: Изначально компьютерное (eBook)
Интерактивное оглавление: Да
Количество страниц: 274
Описание:
One skill that’s essential for any professional JavaScript developer is the ability to write testable code. This book shows you what writing and maintaining testable JavaScript for the client- or server-side actually entails, whether you’re creating a new application or rewriting legacy code.

From methods to reduce code complexity to unit testing, code coverage, debugging, and automation, you’ll learn a holistic approach for writing JavaScript code that you and your colleagues can easily fix and maintain going forward. Testing JavaScript code is complicated. This book helps you simply the process considerably.
Get an overview of Agile, test-driven development, and behavior-driven development
Use patterns from static languages and standards-based JavaScript to reduce code complexity
Learn the advantages of event-based architectures, including modularity, loose coupling, and reusability
Explore tools for writing and running unit tests at the functional and application level
Generate code coverage to measure the scope and effectiveness of your tests
Conduct integration, performance, and load testing, using Selenium or CasperJS
Use tools for in-browser, Node.js, mobile, and production debugging
Understand what, when, and how to automate your development processes
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[spoiler="Оглавление"]
Chapter 1 : Testable JavaScript Prior Art
Code Is for People
Beyond Application Code
Recap

Chapter 2 : Complexity Code Size
JSLint
Cyclomatic Complexity
Reuse
Fan-Out
Fan-In
Coupling
Coupling Metrics
Coupling in the Real World
Dependency Injection
Comments
The Human Test
Recap

Chapter 3 : Event-Based Architectures The Benefits of Event-Based Programming
The Event Hub
Web-Based Applications
Testing Event-Based Architectures
Caveats to Event-Based Architectures
A Smarter Hub: The Event Switch
Recap

Chapter 4 : Unit Tests A Framework
Let’s Get Clean
Writing Good Tests
Real-World Testing
Running Tests: Client-Side JavaScript
Running Tests: Server-Side JavaScript
Recap

Chapter 5 : Code Coverage Coverage Basics
Code Coverage Data
A Hands-on Example
Exercise/Deploy
Persisting Coverage Information
Generating Output
Aggregation
Hidden Files
Coverage Goals
Recap

Chapter 6 : Integration, Performance, and Load Testing Integration Testing
Performance Testing
Load Testing
Tracking Resource Usage
Recap

Chapter 7 : Debugging In-Browser Debugging
Node.js Debugging
Remote Debugging
Mobile Debugging
Production Debugging
Recap

Chapter 8 : Automation What to Automate
When to Automate
How to Automate
Recap

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