1 layer at (0,0) size 800x600
2 RenderView at (0,0) size 800x600
3 layer at (0,0) size 800x16
4 RenderBlock {test} at (0,0) size 800x16
5 RenderBlock {address} at (0,0) size 800x16 [bgcolor=#00FF00]
6 RenderBlock {div} at (0,0) size 800x16
7 RenderText {#text} at (0,0) size 272x16
8 text run at (0,0) width 272: "This line should have a green background."