What is Mocha?
Mocha is a feature-rich JavaScript test framework running on node.js and the browser, making asynchronous testing simple and fun. Mocha tests run serially, allowing for flexible and accurate reporting, while mapping uncaught exceptions to the correct test cases.
Mocha is a tool in the Javascript Testing Framework category of a tech stack.
Why developers like Mocha
Open source
Simple
Promise support
Flexible
Easy to add support for Generators
For browser and server testing
Curstom assertion libraries
Works with Karma
No other better tools