For server side developers, the idea of building an application mostly in JavaScript may seem pretty foreign. However, this appears to be a burgeoning trend on the client side. More and more ...

The Tools to Use for Testing JavaScript Now that we’ve covered the main JavaScript rendering issues to test for, let’s examine some of the different tools that can help with your analysis. 1.

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 ...

The Practical Client Building and Testing a Web API Service 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 ...

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 ...

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

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 ...

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 ...

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 ...