Test setup

[brunolm]

Tests

Packages

Enzyme is a JavaScript Testing utility for React that makes it easier to assert, manipulate, and traverse your React Components' output.

RAF requestAnimationFrame polyfill for node and the browser.

npm i -D raf enzyme enzyme-adapter-react-16 @types/enzyme @types/enzyme-adapter-react-16

Test setup file

create-react-app by default loads src/setupTests file with jest.

Enzyme needs to be configured with an adapter and raf polyfills need to be loaded.

import 'raf/polyfill';

import * as Adapter from 'enzyme-adapter-react-16';
import { configure } from 'enzyme';

configure({ adapter: new Adapter() });