Adding fake data to our adapter

PopularMoviesActivity.java

        ...
        ArrayList<String> moviesList = new ArrayList<>();
        moviesList.add("Liga da Justiça");
        moviesList.add("Mulher-Maravilha");
        moviesList.add("The Matrix");
        moviesList.add("Interstellar");
        moviesList.add("Batman: The Dark Knight");
        moviesList.add("Liga da Justiça");
        moviesList.add("Mulher-Maravilha");
        moviesList.add("The Matrix");
        moviesList.add("Interstellar");
        moviesList.add("Batman: The Dark Knight");
        moviesList.add("Liga da Justiça");
        moviesList.add("Mulher-Maravilha");
        moviesList.add("The Matrix");
        moviesList.add("Interstellar");
        moviesList.add("Batman: The Dark Knight");

        popularMoviesAdapter.swapMoviesList(moviesList);
        ...