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layer at (0,0) size 800x600
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    RenderBody {BODY} at (8,8) size 784x584
      RenderBlock {DIV} at (0,0) size 784x84 [border: (2px solid #0000FF)]
        RenderText {TEXT} at (14,14) size 725x56
          text run at (14,14) width 725: "Should see \"bar\" in the red box. Insertion point should be at the start of the"
          text run at (14,42) width 102: "document."
      RenderBlock {DIV} at (0,108) size 784x56
        RenderBlock {DIV} at (0,0) size 784x56 [border: (2px solid #FF0000)]
          RenderText {TEXT} at (14,14) size 31x28
            text run at (14,14) width 31: "bar"
selection is CARET:
start:      position 0 of child 1 {TEXT} of child 1 {DIV} of root {DIV}
upstream:   position 0 of child 1 {DIV} of root {DIV}
downstream: position 0 of child 1 {TEXT} of child 1 {DIV} of root {DIV}