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| 1 <!-- Based on fast/repaint/stacking-context-lost.html --> |
1 <!DOCTYPE html> | 2 <!DOCTYPE html> |
2 <script src="resources/text-based-repaint.js"></script> | 3 <script src="resources/paint-invalidation-test.js"></script> |
3 <script> | 4 <script> |
4 function repaintTest() | 5 window.expectedPaintInvalidationObjects = [ |
| 6 "LayoutBlockFlow (relative positioned) DIV id='outer'", |
| 7 "LayoutBlockFlow (relative positioned) DIV id='inner'", |
| 8 "LayoutBlockFlow (relative positioned) DIV id='inner'", |
| 9 "LayoutBlockFlow (relative positioned) DIV id='outer'", |
| 10 ]; |
| 11 function paintInvalidationTest() |
5 { | 12 { |
6 outer.style.zIndex = 'auto'; | 13 outer.style.zIndex = 'auto'; |
7 inner.style.display = 'none'; | 14 inner.style.display = 'none'; |
8 } | 15 } |
9 | 16 |
10 runRepaintTest(); | 17 runPaintInvalidationTest(); |
11 </script> | 18 </script> |
12 <div style="position: absolute; top: 10px; left: 10px; height: 100px;"> | 19 <div style="position: absolute; top: 10px; left: 10px; height: 100px;"> |
13 There should be one green box below. A red box may be seen briefly, but the
page should settle | 20 There should be one green box below. A red box may be seen briefly, but the
page should settle |
14 on showing only the one green box. Intent is to ensure that we accurately re
paint the red box | 21 on showing only the one green box. Intent is to ensure that we accurately re
paint the red box |
15 region when (1) the green box containing the red box ceases to be a stacking
context, and (2) | 22 region when (1) the green box containing the red box ceases to be a stacking
context, and (2) |
16 the red box is hidden. | 23 the red box is hidden. |
17 </div> | 24 </div> |
18 <div id="outer" style="background-color: green; height: 100px; width: 100px; bac
kface-visibility: hidden; position: relative; z-index: 1; top: 270px; left: 270p
x;"> | 25 <div id="outer" style="background-color: green; height: 100px; width: 100px; bac
kface-visibility: hidden; position: relative; z-index: 1; top: 270px; left: 270p
x;"> |
19 <div id="inner" style="background-color: red; height: 100px; width: 100px; p
osition: relative;"> | 26 <div id="inner" style="background-color: red; height: 100px; width: 100px; p
osition: relative;"> |
20 </div> | 27 </div> |
21 </div> | 28 </div> |
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