layer at (0,0) size 800x600
  RenderCanvas at (0,0) size 800x600
layer at (0,0) size 800x34
  RenderBlock {HTML} at (0,0) size 800x34
    RenderBody {BODY} at (8,8) size 784x18
      RenderInline {SPAN} at (0,0) size 0x0
      RenderText {TEXT} at (0,0) size 226x18
        text run at (0,0) width 226: "This should be a span: [object span]"
