PerformanceTests/Layout/RegionsSelection.html

   1 <!DOCTYPE html>
   2 <html>
   3     <head>
   4         <link rel="stylesheet" href="resources/regions.css" type="text/css"></link>
   5         <script src="../resources/runner.js"></script>
   6         <script src="resources/regions.js"></script>
   7         <style type="text/css">
   8         #log {
   9             position: fixed;
  10         }
  11         </style>
  12     </head>
  13     <body>
  14         <pre id="log"></pre>
  15         <script>
  16             function performSelection(paragraphCount) {
  17                 var paragraphs = document.getElementsByClassName("contentParagraph");
  18                 var selection = getSelection();
  19
  20                 selection.collapse(paragraphs[0], 0);
  21
  22                 for (var i = 1; i < paragraphCount; i++)
  23                     selection.extend(paragraphs[i], 0);
  24             }
  25
  26             function createRegionsSelectionTest(regionCount) {
  27                 var article = createArticle(regionCount, 1);
  28                 article.className = "articleInFlow";
  29                 var regions = createRegions("600px", "auto", regionCount, "auto");
  30                 document.body.appendChild(article);
  31                 document.body.appendChild(regions);
  32                 return {
  33                     description: "Testing selection with " + regionCount + " regions. Select text from first region to last one passing through all the regions.",
  34                     run: function() {
  35                         performSelection(regionCount);
  36                     },
  37                     setup: function() {
  38                         window.getSelection().removeAllRanges();
  39                     },
  40                     done: function() {
  41                         document.body.removeChild(article);
  42                         document.body.removeChild(regions);
  43                         templateParagraph = null;
  44                         templateRegion = null;
  45                     }
  46                 };
  47             }
  48
  49             PerfTestRunner.measureTime(createRegionsSelectionTest(100));
  50         </script>
  51     </body>
  52 </html>