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Side by Side Diff: LayoutTests/compositing/overflow/scrolling-without-painting.html

Issue 12254005: Merge 141769 (Closed) Base URL: http://svn.webkit.org/repository/webkit/branches/chromium/1364/
Patch Set: Created 7 years, 10 months ago
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1 <!DOCTYPE html> 1 <!DOCTYPE html>
2 2
3 <!-- 3 <!--
4 This test checks that accelerated scrolling layers can be scrolled without 4 This test checks that accelerated scrolling layers can be scrolled without
5 repainting their contents. See https://bugs.webkit.org/show_bug.cgi?id=96087. 5 repainting their contents. See https://bugs.webkit.org/show_bug.cgi?id=96087.
6 --> 6 -->
7 7
8 <html> 8 <html>
9 <head> 9 <head>
10 <style type="text/css"> 10 <style type="text/css">
11 #scroller { 11 #scroller {
12 overflow: scroll; 12 overflow: scroll;
13 -webkit-overflow-scrolling: touch; 13 -webkit-overflow-scrolling: touch;
14 width: 200px; 14 width: 200px;
15 height: 200px; 15 height: 200px;
16 border: solid thin blue; 16 border: solid thin blue;
17 } 17 }
18 18
19 #content { 19 #content {
20 height: 1000px; 20 height: 1000px;
21 margin-top: 25px; 21 margin-top: 25px;
22 } 22 }
23 </style> 23 </style>
24 <script type="text/javascript"> 24 <script type="text/javascript">
25 if (window.internals)
26 window.internals.settings.setAcceleratedCompositingForOverflowScrollEn abled(true);
27
25 window.addEventListener('load', function() { 28 window.addEventListener('load', function() {
26 if (!window.testRunner || !window.internals) { 29 if (!window.testRunner || !window.internals) {
27 alert('This test requires testRunner to run!'); 30 alert('This test requires testRunner to run!');
28 return; 31 return;
29 } 32 }
30 testRunner.dumpAsText(false); 33 testRunner.dumpAsText(false);
31 34
32 // First paint the entire view including the scrolling element. 35 // First paint the entire view including the scrolling element.
33 var scroller = document.getElementById('scroller'); 36 var scroller = document.getElementById('scroller');
34 scroller.offsetTop; 37 scroller.offsetTop;
(...skipping 10 matching lines...) Expand all
45 }); 48 });
46 </script> 49 </script>
47 </head> 50 </head>
48 <body> 51 <body>
49 <div id="scroller"> 52 <div id="scroller">
50 <div id="content"></div> 53 <div id="content"></div>
51 </div> 54 </div>
52 <pre id="layerTree">This text will be replaced with the layer tree.</pre> 55 <pre id="layerTree">This text will be replaced with the layer tree.</pre>
53 </body> 56 </body>
54 </html> 57 </html>
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