How do I set up Mocha and Jest for my project?

How do I set up Mocha and Jest for my project?

To set up Mocha, you need to install it via npm. Run npm install --save-dev mocha. For Jest, use npm install --save-dev jest. Do you need help with configuration?

Yes, what should I add to my package.json for both?

For Mocha, add this to your scripts: "test": "mocha". For Jest, add: "test": "jest". You can run tests using npm test. Need help with test files?

What file structure should I use for my tests?

A common structure is to have a test folder at the root level. Inside, you can create separate files for each module you want to test. Would you like examples of test cases?