layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x19
  RenderBlock {TEST} at (0,0) size 800x19
    RenderText {#text} at (0,0) size 421x19
      text run at (0,0) width 421: "Should be \"CYRILLIC SMALL LETTER IO\" (like e with diaeresis): \x{451}"
