third_party/WebKit/LayoutTests/paint/invalidation/repaint-composited-child-in-scrolled-container.html - Issue 2498823002: Paint invalidation of local attachment backgrounds

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Side by Side Diff: third_party/WebKit/LayoutTests/paint/invalidation/repaint-composited-child-in-scrolled-container.html

Issue 2498823002: Paint invalidation of local attachment backgrounds (Closed)

Patch Set: - Created 4 years, 1 month ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <script src="resources/text-based-repaint.js" type="text/javascript"></script>	2 <script src="resources/text-based-repaint.js" type="text/javascript"></script>

3 <style>	3 <style>

4 #outer {	4 #outer {

5 overflow: scroll;	5 overflow: scroll;

6 width: 300px;	6 width: 300px;

7 height: 300px;	7 height: 300px;

8 background-color: blue;	8 background-color: blue;

9 position: absolute;	9 position: absolute;

10 }	10 }

(...skipping 17 matching lines...) Expand all Loading...
28 // This test ensures we properly paint composited descendants of clipped	28 // This test ensures we properly paint composited descendants of clipped

29 // ancestors in the invalidateTree step. Composited children can be moved	29 // ancestors in the invalidateTree step. Composited children can be moved

30 // around in respect to their clipping ancestors without needing to be	30 // around in respect to their clipping ancestors without needing to be

31 // repainted (and will have their clip applied directly by the CC), so	31 // repainted (and will have their clip applied directly by the CC), so

32 // Blink needs to ignore their ancestor's clip rects to properly paint.	32 // Blink needs to ignore their ancestor's clip rects to properly paint.

33 // We can't just change the background color, because that gets repainted	33 // We can't just change the background color, because that gets repainted

34 // in style recalc and doesn't tickle the bug.	34 // in style recalc and doesn't tickle the bug.

35 document.querySelector('#inner').style.border = '300px solid green';	35 document.querySelector('#inner').style.border = '300px solid green';

36 document.querySelector('#outer').scrollLeft = 500;	36 document.querySelector('#outer').scrollLeft = 500;

37 }	37 }

38 </script>	38 </script>

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