layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x36
  RenderBlock {HTML} at (0,0) size 800x36
    RenderBody {BODY} at (8,8) size 784x20
      RenderBlock {DIV} at (0,0) size 784x20
        RenderText {#text} at (0,0) size 69x19
          text run at (0,0) width 69: "text before "
        RenderBlock {ATTACHMENT} at (69,15) size 0x0
        RenderText {#text} at (69,0) size 57x19
          text run at (69,0) width 57: " text after"
caret: position 2 of child 2 {#text} of child 1 {DIV} of body