Meta is transferring its popular open-source JavaScript testing framework, Jest, to the OpenJS Foundation. Jest is one of Meta's top open-source projects and has proven a popular tool for testing ...

Google has updated its Octane speed test for measuring JavaScript performance, expanding its scope and rounding out the benchmark with computing tasks from rival browser makers Mozilla and ...

Trying to improve more than just a browser's JavaScript program speed, Google lets fly with a new browser benchmark. It wants others to help improve the test, but Microsoft's IE team derides it.

This guide explains exactly how you can test whether the JavaScript on your website renders properly. Plus: 7 tools for testing and debugging JavaScript.

Modern development methodologies rely heavily on testing and testing frameworks. Of course, testing frameworks are quite mature in the Java and .NET world, but they have been nascent in terms of ...

It's been rumored for awhile, but it looks like Google is actually testing it now. I have been seeing hits from "Googlebot/Test" for external JavaScript files across multiple domains and from ...

Developers looking for quick results when testing JavaScript code could have a solution with the Wallaby.js test runner tool, a code coverage technology intended to offer nearly immediate ...

Testing JavaScript code is a slog, especially if you aren't working with the right tools. Jonathan Freeman offers this handy primer for setting up a testing workflow with some of his favorites ...

Testing JavaScript functions is certainly a good thing to do. However, one of the primary uses of JavaScript is to modify the DOM—the document object model that provides a handle onto the contents of ...

At the core of most JavaScript unit testing lies a headless browser, PHATOMJS.EXE. When this browser launches, it hosts HTML that in turn references your JavaScript files. In addition to the ...