bazarr/frontend/test/setup.ts

/* eslint-disable @typescript-eslint/no-empty-function */

import "@testing-library/jest-dom";
import { vitest } from "vitest";

// From https://stackoverflow.com/questions/39830580/jest-test-fails-typeerror-window-matchmedia-is-not-a-function
Object.defineProperty(window, "matchMedia", {
  writable: true,
  value: vitest.fn().mockImplementation((query) => ({
    matches: false,
    media: query,
    onchange: null,
    addListener: vitest.fn(), // Deprecated
    removeListener: vitest.fn(), // Deprecated
    addEventListener: vitest.fn(),
    removeEventListener: vitest.fn(),
    dispatchEvent: vitest.fn(),
  })),
});

// From https://github.com/mantinedev/mantine/blob/master/configuration/jest/jsdom.mocks.js
class ResizeObserver {
  observe() {}
  unobserve() {}
  disconnect() {}
}

window.ResizeObserver = ResizeObserver;