LayoutTests/fast/css/invalidation/scrollbar-pseudo-classes.html - Issue 1349543004: CSS: Avoid invalidating style when only descendants need updating

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Issue 1349543004: CSS: Avoid invalidating style when only descendants need updating (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: invalidatesSelf Created 5 years, 3 months ago

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

2 <style>	2 <style>

3 .scroller {	3 .scroller {

4 width: 100px;	4 width: 100px;

5 height: 30px;	5 height: 30px;

6 overflow: scroll;	6 overflow: scroll;

7 }	7 }

8 .scroller::-webkit-scrollbar {	8 .scroller::-webkit-scrollbar {

9 width: 10px;	9 width: 10px;

10 height: 10px;	10 height: 10px;

(...skipping 73 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
84 var count = internals.updateStyleAndReturnAffectedElementCount();	84 var count = internals.updateStyleAndReturnAffectedElementCount();

85 if (count == expectedCount)	85 if (count == expectedCount)

86 scroller.innerText = "PASS";	86 scroller.innerText = "PASS";

87 else	87 else

88 scroller.innerText = "FAIL: "+count;	88 scroller.innerText = "FAIL: "+count;

89 }	89 }

90 }	90 }

91	91

92 // Invalidation counts are 2 (#t<n> and .scroller) plus pseudo elements	92 // Invalidation counts are 2 (#t<n> and .scroller) plus pseudo elements

93	93

94 invalidateScroller("t1", 4); // pseudo count 2: 2 bars	94 invalidateScroller("t1", 3); // pseudo count 2: 2 bars

95 invalidateScroller("t2", 8); // pseudo count 6: 2 bars + 4 buttons	95 invalidateScroller("t2", 7); // pseudo count 6: 2 bars + 4 buttons

96 invalidateScroller("t3", 8); // pseudo count 6: 2 bars + 4 buttons	96 invalidateScroller("t3", 7); // pseudo count 6: 2 bars + 4 buttons

97 invalidateScroller("t4", 4); // pseudo count 6: 2 bars + 4 buttons	97 invalidateScroller("t4", 3); // pseudo count 6: 2 bars + 4 buttons

98 invalidateScroller("t5", 4); // pseudo count 2: 2 bars	98 invalidateScroller("t5", 3); // pseudo count 2: 2 bars

99 invalidateScroller("t6", 8); // pseudo count 6: 2 bars + 4 buttons	99 invalidateScroller("t6", 7); // pseudo count 6: 2 bars + 4 buttons

100 invalidateScroller("t7", 8); // pseudo count 6: 2 bars + 4 buttons	100 invalidateScroller("t7", 7); // pseudo count 6: 2 bars + 4 buttons

101 </script>	101 </script>

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