- Instalaciones:
yarn add --dev jest babel-jest @babel/preset-env @babel/preset-react
yarn add --dev @testing-library/react @types/jest jest-environment-jsdom
- Opcional: Si usamos Fetch API en el proyecto:
| var pubsub = {}; | |
| (function(q) { | |
| var topics = {}, subUid = -1; | |
| q.subscribe = function(topic, func) { | |
| if (!topics[topic]) { | |
| topics[topic] = []; | |
| } | |
| var token = (++subUid).toString(); | |
| topics[topic].push({ | |
| token: token, |