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Selenium Testing Tools Cookbook Second Edition

Selenium Testing Tools Cookbook Second Edition

By : UNMESH GUNDECHA
4.3 (12)
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Selenium Testing Tools Cookbook Second Edition

Selenium Testing Tools Cookbook Second Edition

4.3 (12)
By: UNMESH GUNDECHA

Overview of this book

This book is an incremental guide that will help you learn and use the advanced features of the Selenium toolset including the WebDriver API in various situations to build a reliable test automation. You start off by setting up the test development environment and gain tips on the advanced locater strategy and the effective use of the Selenium WebDriver API. After that, the use of design patterns such as data - driven tests and PageFactory are demonstrated. You will then be familiarised with extending Selenium WebDriver API by implementing custom tasks and setting up your own distributed environment to run tests in parallel for cross-browser testing. Finally, we give you some tips on integrating Selenium WebDriver with other popular tools and testing mobile applications. By the end of this book, you will have learned enough to solve complex testing issues on your own.
Table of Contents (16 chapters)
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15
Index

Measuring performance with the Navigation Timing API


Measuring and optimizing the client-side performance is essential for a seamless user experience, and this is critical for web 2.0 applications using AJAX.

Capturing vital information, such as the time taken for page load, rendering of the elements, and the JavaScript code execution, helps in identifying the areas where performance is slow, and optimizes the overall client-side performance.

Sometimes, third-party controls, images, and media content also cause degradation in the performance. Using Selenium WebDriver and various other tools together, we can measure the performance and eliminate the weaker content.

Navigation Timing is a W3C Standard JavaScript API to measure performance on the Web. The API provides a simple way to get accurate and detailed timing statistics natively for page navigation and load events. It is available on Internet Explorer 9, Google Chrome, Firefox, and WebKit-based browsers.

The API is accessed via the properties...

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