layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderBody {BODY} at (8,8) size 784x584
      RenderBlock {DIV} at (0,0) size 784x18
        RenderBlock (floating) {DIV} at (522,0) size 262x104 [border: (2px solid #FF0000)]
          RenderText {#text} at (2,2) size 258x17
            text run at (2,2) width 258: "I should become a right-floating element."
        RenderText {#text} at (0,0) size 393x17
          text run at (0,0) width 195: "This text should be on the left. "
          text run at (195,0) width 198: "The float should be to the right."
      RenderBlock {DIV} at (0,18) size 784x30
      RenderBlock {DIV} at (0,48) size 784x36
        RenderBlock (floating) {SPAN} at (0,0) size 253x104 [border: (2px solid #FF0000)]
          RenderText {#text} at (2,2) size 249x17
            text run at (2,2) width 249: "I should become a left-floating element."
        RenderText {#text} at (253,0) size 261x35
          text run at (253,0) width 204: "This text should be on the right. "
          text run at (457,0) width 57: "The float"
          text run at (253,18) width 128: "should be to the left."