public static void main(String[] args) {
    var loader = new FileLoader();
    var frame = new FileSelectorJframe();
    var presenter = new FileSelectorPresenter(frame);
    presenter.setLoader(loader);
    presenter.start();
  }
@Test
  void shouldExecuteApplicationWithoutException() {
    assertDoesNotThrow(() -> App.main(new String[]{}));
  }