| layer at (0,0) size 800x600 | |
| RenderView at (0,0) size 800x600 | |
| layer at (0,0) size 800x49 | |
| RenderBlock {test} at (0,0) size 800x49 | |
| RenderBlock {p} at (0,16) size 800x17 [bgcolor=#00FF00] | |
| RenderText {#text} at (0,0) size 268x17 | |
| text run at (0,0) width 268: "This line should have a green background." |