scope test_G22RegionThinner

sS test_G22RegionThinner(S imgString) {
  var img = bwImageFromString(imgString);
  //img = bwWhiteBorder(1, 1, img);
  
  var image = toBufferedImage(img);
  
  var region = g22_darkestRegion(Gazelle22_ImageToRegions(
    new FunctionTimings, image, new SnPSettings(image, 2))!);
  
  G22RegionThinner thinner = new(region);
  step(thinner);
  ret bwImageToString(regionToBWImage_fullImageSize(thinner!));
}

svoid #test(S in, S out) {
  testFunctionValue(s -> "\n" + test_G22RegionThinner(s), in, "\n" + mlsUnindent(out));
}

svoid test_G22RegionThinner() {
  test(
    [[
      #####
      #####
      #####
    ]],
    [[
      _____
      _###_
      _____
    ]]);
    
  test(
    [[
      #####
      #####
    ]],
    [[
      _____
      #####
    ]]);
}