import { h } from 'preact'; import { render } from '@testing-library/preact'; import { MediaQuery } from '@components/MediaQuery'; describe('', () => { it('should call the render prop', () => { global.window.matchMedia = jest.fn((query) => { return { matches: false, media: query, addListener: jest.fn(), removeListener: jest.fn(), }; }); const renderProp = jest.fn(); render(); expect(renderProp).toHaveBeenCalledTimes(1); }); });