Jest : Jest is used by Facebook to test all JavaScript code including React applications. Complete and easy to set-up JavaScript testing solution. Works out ...
JSHint : This is JSHint, a tool that helps to detect errors and potential problems in your JavaScript code.
Cypress : JavaScript End to End Testing Framework. Fast, easy and reliable testing for anything that runs in a browser.
yepnope.js : A Conditional Loader For Your Polyfills!
tracing-framework : Rich tools for instrumenting, analyzing, and visualizing web apps.
Enzyme is a JavaScript Testing utility for React that makes it easier to assert, manipulate, and traverse your React Components' output.