You're reading from A Frontend Web Developer's Guide to Testing Explore leading web test automation frameworks and their future driven by low-code and AI

Product type Paperback

Published in Mar 2022

Publisher Packt

ISBN-13 9781803238319

Length 304 pages

Edition 1st Edition

Languages

JavaScript

Tools

Selenium

Concepts

Front End Web Development

Author (1):

Eran Kinsbruner

View More author details

Table of Contents (19) Chapters

Preface

1. Part 1 – Frontend Web Testing Overview

2. Chapter 1: Cross-Browser Testing Methodologies FREE CHAPTER

3. Chapter 2: Challenges Faced by Frontend Web Application Developers

4. Chapter 3: Top Web Test Automation Frameworks

5. Chapter 4: Matching Personas and Use Cases to Testing Frameworks

6. Chapter 5: Introducing the Leading Frontend Web Development Frameworks

7. Part 2 – Continuous Testing Strategy for Web Application Developers

8. Chapter 6: Map the Pillars of a Dev Testing Strategy for Web Applications

9. Chapter 7: Core Capabilities of the Leading JavaScript Test Automation Frameworks

10. Chapter 8: Measuring Test Coverage of the Web Application

11. Part 3 – Frontend JavaScript Web Test Automation Framework Guides

12. Chapter 9: Working with the Selenium Framework

13. Chapter 10: Working with the Cypress Framework

14. Chapter 11: Working with the Playwright Framework

15. Chapter 12: Working with the Puppeteer Framework

16. Chapter 13: Complementing Code-Based Testing with Low-Code Test Automation

17. Chapter 14: Wrapping Up

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Getting started with the Google Puppeteer framework

Puppeteer is an open source node library and a framework developed by Google that is based on the CDP. It allows web application developers to control headless or headed chrome browsers through high-level APIs over the above mentioned CDP or DevTools protocol (https://chromedevtools.github.io/devtools-protocol/). As described earlier in this chapter, Puppeteer and Playwright share the same architecture and CDP to create and run tests.

Unlike Selenium and Cypress, Puppeteer only supports Chrome and Chromium-based browsers, which means that testing end-to-end across all other browsers, such as WebKit Safari and Mozilla Firefox, isn't supported.

Among the core capabilities of Puppeteer is the generation of screenshots and PDFs of websites' pages, crawling a single-page application, and generating pre-rendered content, automating form submission, UI testing, and user gestures such as keyboard inputs. With the support of...