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React Koans

What are koans?

For questions please join Gitter

This is a simple set of exercises to introduce some React key concepts. The concepts your are going to learn are:

  • Props
  • State
  • React Component
  • React Instance
  • React Element

You are also going to practise unit testing with React using:

  • Mocha
  • Chai
  • Sinon
  • Enzyme
  • Jsdom
  • React Test Utilities

Installation

Make sure you have Node.js installed.

  1. git clone https://github.com/alexlbr/react-koans
  2. cd react-koans
  3. npm install

Exercises

Koans 1:

Execute in your console: npm run test-koans-1

Tests will tell you there are some errors. You need to fix them by editing these 2 files:

  • koans-1/tasks/1-React-TodoList-props-and-state.js
  • koans-1/tasks/1-React-TodoList-one-way-data-binding.js

Koans 2:

Execute in your console: npm run test-koans-2

Tests of Koans 2 are broken, you need to fix the tests by editing this file:

  • koans-2/tasks/1-React-VirtualDom.spec.js

Koans 3:

Execute in your console: npm run test-koans-3

Tests of Koans 3 are broken, you need to fix the tests by editing this file:

  • koans-3/tasks/app.spec.js