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Issue 1287413002:
Fix paint invalidation rect tracking within composited scrolling layers. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk| Index: LayoutTests/paint/invalidation/invalidate-after-composited-scroll.html |
| diff --git a/LayoutTests/paint/invalidation/invalidate-after-composited-scroll.html b/LayoutTests/paint/invalidation/invalidate-after-composited-scroll.html |
| new file mode 100644 |
| index 0000000000000000000000000000000000000000..46c07f9328e88f13520fd917f1fe43f9d55698dd |
| --- /dev/null |
| +++ b/LayoutTests/paint/invalidation/invalidate-after-composited-scroll.html |
| @@ -0,0 +1,24 @@ |
| +<!doctype HTML> |
| +<div id="scroller" style="overflow:auto; will-change: transform; width: 200px; height: 200px; position: absolute; left: 300px; top: 300px;"> |
| + <div> |
| + <div class="spacer" style="width: 1px; height: 2400px;"></div> |
| + <div id="target" style="width: 100px; height: 100px; background: blue"></div> |
| + <div class="spacer" style="width: 1px; height: 2400px;"></div> |
| + </div> |
| + </div> |
| +</div> |
| +<script src="../../fast/repaint/resources/text-based-repaint.js"></script> |
| +Tests that invalidation of a div after scrolling invalidates just the div and scrollbars, and no other area. |
| +<script> |
| +function repaintTest() { |
| + requestAnimationFrame(function() { |
|
Xianzhu
2015/08/14 04:31:28
Why is requestAnimationFrame needed?
chrishtr
2015/08/14 18:26:40
Fixed.
|
| + scroller.scrollTop = 2350; |
| + target.style.background = "papayawhip"; |
| + finishRepaintTest(); |
| + }); |
| +} |
| +window.testIsAsync = true; |
| +if (window.testRunner) |
| + window.testRunner.waitUntilDone(); |
|
Xianzhu
2015/08/14 04:31:28
The above two lines are unnecessary.
chrishtr
2015/08/14 18:26:40
Fixed
|
| +onload = runRepaintTest; |
| +</script> |
