layer at (0,0) size 800x600
  LayoutView at (0,0) size 800x600
layer at (0,0) size 800x600
  LayoutBlockFlow {HTML} at (0,0) size 800x600
    LayoutBlockFlow {BODY} at (8,8) size 784x584
      LayoutBlockFlow {P} at (0,0) size 784x18
        LayoutText {#text} at (0,0) size 707x17
          text run at (0,0) width 707: "This tests for a bug where hitting return after a line break in text that preserves newlines wouldn't do anything."
      LayoutBlockFlow {DIV} at (0,34) size 784x54
        LayoutBlockFlow (anonymous) at (0,0) size 784x36
          LayoutText {#text} at (0,0) size 24x17
            text run at (0,0) width 24: "xxx"
            text run at (24,0) width 0: " "
          LayoutBR {BR} at (0,18) size 0x17
        LayoutBlockFlow {DIV} at (0,36) size 784x18
          LayoutText {#text} at (0,0) size 676x17
            text run at (0,0) width 676: "There should be an empty paragraph before this one, and the caret should be at the start of this paragraph."
caret: position 0 of child 0 {#text} of child 2 {DIV} of child 2 {DIV} of body