import React from 'react'; import { render, screen } from '@testing-library/react'; import { Breakpoint } from './Breakpoint'; describe('Breakpoint', () => { it('renders correctly', () => { render( <> Visible on mobile Visible on desktop ); expect(screen.getByText('Visible on desktop')).toBeVisible(); expect(screen.queryByText('Visible on mobile')).not.toBeInTheDocument(); }); });