src/third_party/WebKit/LayoutTests/inspector-protocol/heap-profiler/heap-objects-tracking.html

   1 <html>
   2 <head>
   3 <script type="text/javascript" src="../../http/tests/inspector-protocol/resources/protocol-test.js"></script>
   4 <script>
   5
   6 if (window.testRunner) {
   7     testRunner.dumpAsText();
   8     testRunner.waitUntilDone();
   9 }
  10
  11 function junkGenerator()
  12 {
  13     var junkArray = new Array(1000);
  14     for (var i = 0; i < junkArray.length; ++i)
  15         junkArray[i] = "42 " + i;
  16     window.junkArray = junkArray;
  17 }
  18
  19 function setupIntervalAndRunTest()
  20 {
  21     setInterval(junkGenerator, 0);
  22     runTest();
  23 }
  24
  25 function test()
  26 {
  27     InspectorTest.importScript("../../../../inspector-protocol/heap-profiler/resources/heap-snapshot-common.js");
  28
  29     var gotLastSeenObjectIdEvent = false;
  30     var gotHeapStatsUpdateEvent = false;
  31     var gotHeapProfilerHeader = false;
  32     function trackingStarted()
  33     {
  34         InspectorTest.log("SUCCESS: tracking started");
  35     }
  36
  37     function trackingStopped()
  38     {
  39         if (gotHeapStatsUpdateEvent)
  40             InspectorTest.log("SUCCESS: heapStatsUpdate arrived");
  41         if (gotLastSeenObjectIdEvent)
  42             InspectorTest.log("SUCCESS: lastSeenObjectId arrived");
  43         if (gotHeapProfilerHeader)
  44             InspectorTest.log("SUCCESS: addProfileHeader arrived");
  45         InspectorTest.log("SUCCESS: tracking stopped");
  46         InspectorTest.completeTest();
  47     }
  48
  49     var fragments = [];
  50     InspectorTest.eventHandler["HeapProfiler.lastSeenObjectId"] = function(messageObject)
  51     {
  52
  53         var params = messageObject["params"];
  54         InspectorTest.assert(params, "no params found in event HeapProfiler.lastSeenObjectId");
  55         InspectorTest.assert(params.lastSeenObjectId, "lastSeenObjectId is missing in event HeapProfiler.lastSeenObjectId");
  56         InspectorTest.assert(params.timestamp, "timestamp is missing in event HeapProfiler.lastSeenObjectId");
  57         InspectorTest.assert(fragments.length, "a heap stats fragment didn't arrive before HeapProfiler.lastSeenObjectId");
  58         InspectorTest.sendCommand("HeapProfiler.stopTrackingHeapObjects", {}, trackingStopped);
  59         gotLastSeenObjectIdEvent = true;
  60     }
  61
  62     InspectorTest.eventHandler["HeapProfiler.heapStatsUpdate"] = function(messageObject)
  63     {
  64         var params = messageObject["params"];
  65         InspectorTest.assert(params, "no params found in event HeapProfiler.heapStatsUpdate");
  66         var statsUpdate = params.statsUpdate;
  67         InspectorTest.assert(statsUpdate, "statsUpdata is missing in event HeapProfiler.heapStatsUpdate");
  68         InspectorTest.assert(statsUpdate.length, "statsUpdate should have non zero length");
  69         InspectorTest.assert(!(statsUpdate.length % 3), "statsUpdate length must be a multiple of three");
  70         InspectorTest.assert(!(statsUpdate.length % 3), "statsUpdate length must be a multiple of three");
  71         InspectorTest.assert(!statsUpdate[0], "statsUpdate: first fragmentIndex in first update has to be zero");
  72         InspectorTest.assert(statsUpdate[1], "statsUpdate: total count of objects should be not zero");
  73         InspectorTest.assert(statsUpdate[2], "statsUpdate: total size of objects should be not zero");
  74         fragments.push(statsUpdate);
  75         gotHeapStatsUpdateEvent = true;
  76     }
  77
  78     InspectorTest.eventHandler["HeapProfiler.addProfileHeader"] = function(messageObject)
  79     {
  80         gotHeapProfilerHeader = true;
  81     }
  82
  83     InspectorTest.sendCommand("HeapProfiler.startTrackingHeapObjects", {}, trackingStarted);
  84     //@ sourceURL=heap-objects-tracking.html
  85 }
  86 </script>
  87 </head>
  88 <body onload="setupIntervalAndRunTest()">
  89 <p>Test that heap tracking actually reports data fragments.</p>
  90 </body>
  91 </html>