import matchers from "@testing-library/jest-dom/matchers"; import i18n from "i18next"; import { initReactI18next } from "react-i18next"; import { expect } from "vitest"; expect.extend(matchers); i18n.use(initReactI18next).init({ lng: "en", fallbackLng: "en", // have a common namespace used around the full app ns: ["translations"], defaultNS: "translations", resources: { en: { translations: {} } }, });