Jest - Cheat Sheet

Quick start

npm install --save-dev jest babel-jest

/* Add to package.json */
"scripts": {
  "test": "jest"
}

# Run your tests
npm test -- --watch

• See: Getting started

Writing tests

describe('My work', () => {
  test('works', () => {
    expect(2).toEqual(2)
  })
})

Reference

https://devhints.io/jest