Favorite food list test using "not"

FavoriteFoodList.test.js

import React from 'react';
import { render, screen } from '@testing-library/react';
import { FavoriteFoodList }  from '../FavoriteFoodList';

describe('FavoriteFoodList', () => {
  it('should render my favorites food', () => {
    render(<FavoriteFoodList />);
    expect(screen.getAllByRole('listitem')).not.toHaveLength(3);
  });
});