layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x20
  RenderBlock {test} at (0,0) size 800x20
    RenderBlock {div} at (0,0) size 800x20
      RenderInline {a} at (0,0) size 288x19 [color=#551A8B] [bgcolor=#FF0000]
        RenderText {#text} at (0,0) size 288x19
          text run at (0,0) width 288: "This anchor should have a green background"
      RenderText {#text} at (0,0) size 0x0