| <!-- Based on fast/repaint/horizontal-bt-overflow-parent.html --> |
| <!DOCTYPE html> |
| <html><head> |
| <style> |
| .container { |
| margin: 20px; |
| width: 300px; |
| height: 200px; |
| border: 1px solid black; |
| overflow: scroll; |
| } |
| .horizontal-bt { |
| -webkit-writing-mode: horizontal-bt; |
| } |
| .offset { |
| width: 100px; |
| height: 2000px; |
| } |
| .target { |
| width: 100px; |
| height: 100px; |
| background-color: orange; |
| visibility: hidden; |
| } |
| </style> |
| </head> |
| <body> |
| <div class="horizontal-bt"> |
| <div class="container"> |
| <div class="offset"></div> |
| <div class="target"></div> |
| </div></div> |
| An orange rect should be painted.<br/> |
| In DumpRenderTree, there should be repaint logs of 100x100 rect. We don't care how many times is the log dumpped. |
| <script src="../../../resources/run-after-layout-and-paint.js"></script> |
| <script src="resources/paint-invalidation-test.js"></script> |
| <script> |
| function paintInvalidationTest() { |
| var target = document.getElementsByClassName("target")[0]; |
| target.style.visibility = "visible"; |
| }; |
| var container = document.getElementsByClassName("container")[0]; |
| runAfterLayoutAndPaint(function() { |
| container.scrollTop = 0; |
| runPaintInvalidationTest(); |
| }); |
| </script> |
| </body></html> |
