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 ...

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.

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

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.