An Introduction to Jest JavaScript Testing Framework

An Introduction to Jest JavaScript Testing Framework

An open source testing toolkit that works on most JavaScript projects

The topic for today is Jest, a JavaScript testing framework which comes in handy for testing your JavaScript projects. At the time of this writing, it comes with great support for Babel, TypeScript, Node, React, Angular, Vue, and a lot more.

According to the official documentation, it provides the following functionalities:

  • fast and safe
  • code coverage
  • easy mocking
  • great exceptions

Jest is a great testing toolkit for developers who are looking for other alternatives and have experience with the following testing frameworks:

  • AVA
  • Expect.js
  • Jasmine
  • Mocha
  • proxyquire
  • Should.js
  • Tape

Let’s proceed to the next section and start installing Jest.

testing jest javascript programming

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