renders movie list with 2 movies even when the list contains more movies but only 2 of them contain backdrop_path

MovieList.spec.js

import '@testing-library/jest-dom/extend-expect';
import { render, fireEvent, getAllByTestId } from '@testing-library/svelte';

import MovieList from '../components/movies/MovieList';
import { store, INITIAL_STATE } from '../store';

import moviesMock from './mocks/movies.json';

describe("Movie List", () => {
  it("renders movie list with 2 movies even when the list contains more movies but only 2 of them contain backdrop_path", () => {
    setStore({ movies: moviesMock.results });

    const { getByTestId, getAllByTestId } = render(MovieList);

    const movieItems = getAllByTestId('movie-item');
    const movies = moviesMock.results;

    expect(getByTestId('movie-list')).toBeInTheDocument();
    expect(movieItems).toHaveLength(2);
    expect(movieItems.length).toBeLessThan(movies.length);
  });
});