1 layer at (0,0) size 800x600
2 LayoutView at (0,0) size 800x600
3 layer at (0,0) size 800x18
4 LayoutBlockFlow {test} at (0,0) size 800x18 [color=#008000]
5 LayoutText {#text} at (0,0) size 138x18
6 text run at (0,0) width 138: "This should be green."