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 [color=#008000]
    RenderText {#text} at (0,0) size 138x19
      text run at (0,0) width 138: "This should be green."