Jest Cheat Sheet - A quick overview to jest, a test framework for node.js. This guide targets jest v20. A callback function containing the testing logic to. Web check their docs for installation instructions. Web every jest test begins with the it () function, which accepts two required arguments and one optional argument: A string describing the functionality being tested. Install jest using your favorite package manager: Let's get started by writing a test for a hypothetical function that adds two numbers.
Install jest using your favorite package manager: A string describing the functionality being tested. A quick overview to jest, a test framework for node.js. A callback function containing the testing logic to. This guide targets jest v20. Web check their docs for installation instructions. Let's get started by writing a test for a hypothetical function that adds two numbers. Web every jest test begins with the it () function, which accepts two required arguments and one optional argument: