In JavaScript, any function can return an object ... If we can cover the functionality in a unit test, we should do it. Unit tests are generally easier to maintain, less flakey, and less expensive to ...

Mark Michaelis walks you through the Visual Studio tooling and project setup you'll need to get the most out of your JavaScript unit testing. As I detailed in my recent article "A TypeScript Primer," ...

En associant différents niveaux de tests et en favorisant une automatisation efficace. Learning a JavaScript unit test framework like Jest can save you time, help you catch bugs early on ...

Fortunately, developers have a plethora of options when it comes to JavaScript testing. Test runners and frameworks for unit testing, integration testing, and functional testing are readily ...

Stephen Walther’s full design can be seen in his post titled Integrating JavaScript Unit Tests with Visual Studio, so we are just going to hit the highlights. The most important thing is that ...

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This runtime interaction between JavaScript and the DOM is error-prone and challenging to test. In order to unit test a JavaScript function that has read/write DOM operations, a DOM instance has to be ...