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Hands-On Automated Testing with Playwright

Hands-On Automated Testing with Playwright

By : Faraz K. Kelhini, Butch Mayhew
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Hands-On Automated Testing with Playwright

Hands-On Automated Testing with Playwright

By: Faraz K. Kelhini, Butch Mayhew

Overview of this book

Hands-On Automated Testing with Playwright draws from Faraz and Butch’s extensive experience to help you harness the full potential of Microsoft's Playwright framework. The book begins with a quick setup refresher, walking you through intermediate and advanced concepts such as dynamic content handling, accessibility testing, AI-generated test scripts, and parallel test execution. You'll explore real-world applications with end-to-end testing workflows for e-commerce and single-page applications. Alongside traditional topics such as accessibility, mobile, and visual regression testing, this book delves into modern trends such as CI/CD pipelines, DevOps integration, and AI-driven testing enhancements. Each chapter is packed with practical examples, expert techniques, and performance optimization tips, helping you gain a deep understanding of maintainable automation strategies. Whether you're transitioning from manual testing or expanding your automation toolbox, this Playwright book provides the skills and confidence to build future-proof testing systems in today's complex web development landscape. *Email sign-up and proof of purchase required
Table of Contents (22 chapters)
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20
Other Books You May Enjoy
21
Index

Exploring UI Mode for debugging

Using UI Mode in Playwright makes debugging much more visual. You can actually see what’s happening on the page step by step, which helps you quickly pinpoint where things might be going wrong or behaving unexpectedly.

The biggest differentiator from Playwright Inspector is time-travel debugging. You get a full visual timeline of every action, with DOM snapshots at each step. You can scrub through the timeline to see the page state at any past moment, which is invaluable for understanding how the UI evolved during the test.

UI Mode also helps you iterate faster through its watch mode. With watch mode, Playwright automatically re-runs your tests whenever it detects code changes. This saves a tremendous amount of time: there’s no need to restart tests manually after every edit. You can simply adjust your code and instantly see the results.

Finally, all the important debugging information, such as the DOM, console logs, network...

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