/** Gemeinsame Einrichtung aller Frontend-Tests. */ import "@testing-library/jest-dom/vitest"; import { cleanup } from "@testing-library/react"; import { afterEach, vi } from "vitest"; afterEach(() => { cleanup(); vi.restoreAllMocks(); }); // jsdom kennt matchMedia nicht; einzelne Komponenten fragen es ab. Object.defineProperty(window, "matchMedia", { writable: true, value: (query: string) => ({ matches: false, media: query, onchange: null, addEventListener: () => {}, removeEventListener: () => {}, dispatchEvent: () => false, }), });