Kent C. Dodds • 3/1/2018

But really, what is a JavaScript mock?

This article explains what JavaScript mocks are and how to use them in testing. It uses a practical example of a 'thumb war' game that relies on an unpredictable external function. The tutorial demonstrates how to mock this function to create reliable and deterministic tests, covering basic monkey-patching techniques and the importance of cleanup.

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#JavaScript #testing #jest