sclass Test_rgbaWithSizeToIntMatrix_roundTrip {
  BufferedImage img = randomImage(50), img2;
  L<Int> intList;
  Matrix<Int> matrix;
  
  run {
    intList = imagePixelsToRGBAWithSize_virtualIntList(img);
    matrix = rgbaWithSizeToIntMatrix(intList);
    img2 = intMatrixToBufferedImage(matrix);
    assertImagesIdentical(img, img2);
    print("OK");
  }
}