third_party/WebKit/LayoutTests/inspector/tracing/worker-js-profile.html

   1 <html>
   2 <head>
   3 <script src="../../http/tests/inspector/inspector-test.js"></script>
   4 <script src="../../http/tests/inspector/timeline-test.js"></script>
   5 <script src="../tracing-test.js"></script>
   6 <script>
   7
   8 // Save references to the worker objects to make sure they are not GC'ed.
   9 var worker1;
  10 var worker2;
  11
  12 // The function ensures call stack for the current frame is captured.
  13 function makeDOMEvent()
  14 {
  15     var e = document.createElement("div");
  16     e.innerHTML = "<p>test</p>";
  17     return e.lastChild.textContents;
  18 }
  19
  20 function startWorkerAndRunTest()
  21 {
  22     worker1 = new Worker("resources/worker.js");
  23     worker1.postMessage("");
  24
  25     if (window.testRunner) {
  26         testRunner.dumpAsText();
  27         testRunner.waitUntilDone();
  28     }
  29
  30     worker1.onmessage = function(event)
  31     {
  32         worker1.onmessage = null;
  33         runTest();
  34     }
  35 }
  36
  37 function startSecondWorker(onActionComplete)
  38 {
  39     worker2 = new Worker("resources/worker.js");
  40     worker2.postMessage("");
  41     makeDOMEvent();
  42     worker2.onmessage = function(event)
  43     {
  44         worker2.onmessage = null;
  45         makeDOMEvent();
  46         onActionComplete();
  47     }
  48 }
  49
  50 function test()
  51 {
  52     InspectorTest.invokeWithTracing("startSecondWorker", processTracingEvents,
  53         "disabled-by-default-devtools.timeline.stack", true);
  54
  55     function processTracingEvents()
  56     {
  57         var mainThread = { name: "Main Thread", events: InspectorTest.tracingTimelineModel()._mainThreadEvents };
  58         processThread(new Set(["startSecondWorker", "worker2.onmessage"]), mainThread);
  59         var workers = InspectorTest.tracingTimelineModel()._virtualThreads.filter(function(thread) { return thread.isWorker(); });
  60         workers.forEach(processThread.bind(null, new Set(["onmessage"])));
  61         InspectorTest.completeTest();
  62     }
  63
  64     function processThread(expectedFunctions, thread)
  65     {
  66         InspectorTest.addResult(thread.name);
  67         var missingFunctions = thread.events.reduce(processEvent, expectedFunctions);
  68         if (missingFunctions.size) {
  69             InspectorTest.addResult("FAIL: missing functions:");
  70             missingFunctions.forEach(InspectorTest.addResult);
  71         }
  72     }
  73
  74     function processEvent(expectedFunctions, event)
  75     {
  76         if (event.name === WebInspector.TimelineModel.RecordType.JSFrame)
  77             expectedFunctions.delete(event.args.data.functionName);
  78         return expectedFunctions;
  79     }
  80 }
  81
  82 </script>
  83 </head>
  84
  85 <body onload="startWorkerAndRunTest()">
  86 <p>
  87 Tests js cpu profile in timeline.
  88 </p>
  89 </body>
  90 </html>