layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x52
  RenderBlock {test} at (0,0) size 800x52
    RenderBlock {p} at (0,16) size 800x20
      RenderInline (generated) at (0,0) size 173x19 [bgcolor=#00FF00]
        RenderText at (0,0) size 173x19
          text run at (0,0) width 173: "GENERATED CONTENT "
      RenderText {#text} at (173,0) size 606x19
        text run at (173,0) width 606: "You should see before this paragraph the words GENERATED CONTENT over green background"