layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x72
  RenderBlock {test} at (0,0) size 800x72
    RenderBlock {p} at (0,16) size 800x20 [bgcolor=#00FF00]
      RenderText {#text} at (0,0) size 501x19
        text run at (0,0) width 501: "This paragraph should have green background because its language is \"en-gb\""
    RenderBlock {address} at (0,52) size 800x20 [bgcolor=#00FF00]
      RenderInline {span} at (0,0) size 159x19
        RenderText {#text} at (0,0) size 159x19
          text run at (0,0) width 159: "This address should also"
      RenderText {#text} at (158,0) size 5x19
        text run at (158,0) width 5: " "
      RenderInline {span} at (0,0) size 510x19
        RenderText {#text} at (162,0) size 510x19
          text run at (162,0) width 421: "have green background because the language of the inner SPANs "
          text run at (582,0) width 90: "is not French."
      RenderText {#text} at (0,0) size 0x0
