import * as languageHandler from "../src/languageHandler"; import { TextEncoder, TextDecoder } from 'util'; languageHandler.setLanguage('en'); languageHandler.setMissingEntryGenerator(key => key.split("|", 2)[1]); require('jest-fetch-mock').enableMocks(); // polyfilling TextEncoder as it is not available on JSDOM // view https://github.com/facebook/jest/issues/9983 global.TextEncoder = TextEncoder; global.TextDecoder = TextDecoder;