private void ResetFilterButton_OnClick(object sender, RoutedEventArgs e)
 {
     viewModel.ResetGenresFilter();
     if (GenresListBox.Items.Count != 0)
     {
         GenresListBox.ScrollIntoView(GenresListBox.Items[0]);
     }
 }
        public void FilterIsReset()
        {
            var viewModel = new CatalogPageViewModel(null, movieRepository);

            viewModel.Genres[0].IsSelected = true;
            viewModel.Genres[1].IsSelected = true;
            viewModel.ResetGenresFilter();

            Assert.AreEqual(viewModel.Movies.Count, 3);
        }