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| 1 <!DOCTYPE html> | |
| 2 | |
| 3 <html> | |
| 4 <head> | |
| 5 <script src="../../resources/run-after-layout-and-paint.js"></script> | |
| 6 <style> | |
| 7 .bar { | |
| 8 width: 200px; | |
| 9 height: 50px; | |
| 10 margin-left: 50px; | |
| 11 background-color: gray; | |
| 12 transform: translateZ(0); | |
| 13 } | |
| 14 | |
| 15 #overflow { | |
| 16 position: absolute; | |
| 17 top: 70px; | |
| 18 left: 100px; | |
| 19 z-index: 100; | |
| 20 height: 200px; | |
| 21 width: 200px; | |
| 22 border: 1px solid black; | |
| 23 overflow: scroll; | |
| 24 } | |
| 25 | |
| 26 #overflow > div { | |
| 27 position: relative; | |
| 28 height: 50px; | |
| 29 width: 100%; | |
| 30 border: 2px solid black; | |
| 31 margin: 2px; | |
| 32 } | |
| 33 | |
| 34 </style> | |
| 35 <script> | |
| 36 if (window.testRunner) { | |
| 37 testRunner.dumpAsTextWithPixelResults(); | |
| 38 testRunner.waitUntilDone(); | |
| 39 } | |
| 40 | |
| 41 function doTest() | |
| 42 { | |
| 43 var overflow = document.getElementById('overflow'); | |
| 44 overflow.scrollTop = 50; | |
| 45 | |
| 46 runAfterLayoutAndPaint(function() { | |
| 47 overflow.scrollTop = 75; | |
| 48 if (window.testRunner) | |
| 49 testRunner.notifyDone(); | |
| 50 }); | |
| 51 } | |
| 52 window.addEventListener('load', doTest, false); | |
| 53 </script> | |
| 54 </head> | |
| 55 <body> | |
| 56 | |
| 57 <div class="bar"></div> | |
| 58 | |
| 59 <div id="overflow"> | |
| 60 <div></div> | |
| 61 <div></div> | |
| 62 <div></div> | |
| 63 <div></div> | |
| 64 <div></div> | |
| 65 </div> | |
| 66 </body> | |
| 67 </html> | |
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