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 ...

As part of building a client-side application in a test-driven way and using TypeScript, Peter creates a Web API service and writes a test that proves he can access it from JavaScript code -- though ...

Mozilla has unleashed the Kraken, a new JavaScript benchmark test. It joins similar efforts like Google’s V8 and the WebKit project’s SunSpider tests, which are widely used to measure browser ...

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

Microsoft today launched BrowserSwarm, an open source tool to help Web developers automate testing of their JavaScript frameworks and libraries across devices and browsers. To take advantage, all ...

Back in June, Google launched Sputnik, a suite of tools that runs over 5,000 tests to check a web browser's JavaScript conformance. Last week, they made the tool a lot easier for anyone to use ...

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 ...