| <!DOCTYPE html> |
| <script src="../resources/text-based-repaint.js"></script> |
| <!-- Tests that the background for a document in flipped blocks writing mode |
| is painted and invalidated properly when scrolled. Test passes if the document |
| background is painted green throughout the margin surrounding the explicitly |
| sized light blue div. --> |
| <style> |
| html { |
| background-color: green; |
| writing-mode: vertical-rl; |
| } |
| </style> |
| <div style="width: 1500px; background: lightBlue;"></div> |
| <script> |
| function repaintTest() { |
| window.scrollTo(-2000, 0); |
| } |
| onload = runRepaintAndPixelTest; |
| </script> |
