Test boilerplates 
This repository contains examples of some of the most popular JavaScript test frameworks. I am constantly working on new examples and improvements.
ava (source)
cd ava-example
npm install
npm test
npm run test:coverage
npm run test:check-coverage
npm run test:watch
jasmine (source & jasmine-node)
cd jasmine-example
npm install
npm test
npm run test:coverage
npm run test:check-coverage
jest (source)
cd jest-example
npm install
npm test
npm run test:coverage
npm run test:watch
npm run updateSnapshots
mocha (source)
cd mocha-example
npm install
npm test
npm run test:coverage
npm run test:check-coverage
npm run test:watch