Meta hands its open-source Jest JavaScript testing framework to the OpenJS Foundation to let the project flourish as a community-led initiative.

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 ...

Google’s mobile-friendly and rich results testing tools have been updated with featured designed for developers of JavaScript sites.

From simple test runners to complete testing frameworks, look to these proven tools to keep your JavaScript free of bugs The need to test JavaScript code is straightforward. How else to keep out ...

This article by Dennis Byrne is a crash course in writing maintainable JavaScript. Dennis uses stubs, mock objects and a little bit of dependency injection. He also uses JsUnit to run unit tests ...

Test Driving a JavaScript MVC Framework Peter looks at Knockout, one of the MVC environments for writing client-side JavaScript, and wonders if we're on the wrong path.

The recently released ECMAScript 262 5.1 fixes bugs in the previous major version 5.0, and is accompanied by Test 262, an online JavaScript compatibility test suite.

Google has released a new set of JavaScript stress tests designed to push your browser's limits. Perhaps not surprisingly the company's own Chrome web browser takes top honors in the new suite.