PerformanceTests/inspector/native-memory-snapshot.html

   1 <html>
   2 <head>
   3   <style type="text/css">
   4     span {
   5       color:red;
   6       width: 100px;
   7       height: 20px;
   8     }
   9     div {
  10       color:blue;
  11       width: 50px;
  12       height: 10px;
  13     }
  14   </style>
  15   <script src="../../LayoutTests/http/tests/inspector/inspector-test.js"></script>
  16   <script src="performance-test.js"></script>
  17 <script>
  18
  19 function test()
  20 {
  21     function performanceTest(timer)
  22     {
  23         var testName = /([^\/]+)\.html$/.exec(WebInspector.inspectedPageURL)[1];
  24         var takeTimerCookie = timer.start("take");
  25         MemoryAgent.getProcessMemoryDistribution(dump);
  26
  27         function dump(e, data)
  28         {
  29             timer.finish(takeTimerCookie);
  30             function reportSize(data)
  31             {
  32                 timer.reportSize(data.name, data.size);
  33                 if (data.children) {
  34                     for (var i = 0; i < data.children.length; ++i)
  35                         reportSize(data.children[i]);
  36                 }
  37             }
  38             reportSize(data);
  39             var knownSize = 0;
  40             for (var i = 0; i < data.children.length; ++i)
  41                 knownSize += data.children[i].size;
  42             timer.reportSize("Unknown", data.size - knownSize);
  43             timer.done(testName);
  44         }
  45     }
  46
  47     InspectorTest.runPerformanceTest(performanceTest, 2000);
  48 }
  49
  50 function createDOMTree(elementsCount)
  51 {
  52     var root = document.getElementById("testTreeRoot");
  53
  54     for (var i = 0; i < elementsCount; ++i) {
  55         var span = document.createElement("span");
  56         span.id = "span_" + i;
  57         span.style.width = "10px";
  58         root.appendChild(span);
  59     }
  60
  61     for (var i = 0; i < elementsCount; ++i)
  62         root.appendChild(document.createElement("div"));
  63
  64     for (var i = 0; i < elementsCount; ++i)
  65         root.appendChild(document.createElement("a"));
  66 }
  67
  68 setTimeout(createDOMTree.bind(null,1000), 0);
  69
  70 </script>
  71 </head>
  72 <body onload="runTest()">
  73   <div id="testTreeRoot">
  74   </div>
  75 </body>
  76 </html>