public static void main(String[] args) {
    final var scene = new Scene();
    var drawPixels1 = List.of(
        new MutablePair<>(1, 1),
        new MutablePair<>(5, 6),
        new MutablePair<>(3, 2)
    );
    scene.draw(drawPixels1);
    var buffer1 = scene.getBuffer();
    printBlackPixelCoordinate(buffer1);

    var drawPixels2 = List.of(
        new MutablePair<>(3, 7),
        new MutablePair<>(6, 1)
    );
    scene.draw(drawPixels2);
    var buffer2 = scene.getBuffer();
    printBlackPixelCoordinate(buffer2);
  }
@Test
  void shouldExecuteApplicationWithoutException() {
    assertDoesNotThrow(() -> App.main(new String[]{}));
  }