src/third_party/WebKit/LayoutTests/inspector-protocol/debugger/debugger-pause-dedicated-worker-loop.html

   1 <html>
   2 <head>
   3 <script type="text/javascript" src="../../http/tests/inspector-protocol/inspector-protocol-test.js"></script>
   4 <script>
   5
   6 var worker;
   7 function startWorkerAndRunTest()
   8 {
   9     worker = new Worker("resources/dedicated-worker-loop.js");
  10     worker.onmessage = function(event)
  11     {
  12         if (event.data === "WorkerMessageReceived")
  13             evaluateInFrontend("InspectorTest.workerMessageReceived()");
  14     };
  15     log("Started worker");
  16     runTest();
  17 }
  18
  19 function test()
  20 {
  21     var workerId;
  22     var workerRequestId = 1;
  23     function sendCommandToWorker(method, params)
  24     {
  25         InspectorTest.sendCommand("Worker.sendMessageToWorker",
  26             {
  27                 "workerId": workerId,
  28                 "message": { "method": method,
  29                              "params": params,
  30                              "id": workerRequestId }
  31             });
  32         return workerRequestId++;
  33     }
  34
  35     function didEnableWorkerDebugging(messageObject)
  36     {
  37         if ("error" in messageObject) {
  38             InspectorTest.log("FAIL: Couldn't enable worker debugger: " + messageObject.error.message);
  39             InspectorTest.completeTest();
  40         }
  41     }
  42     InspectorTest.sendCommand("Worker.enable", {}, didEnableWorkerDebugging);
  43
  44     var evaluateRequestId = -1;
  45     var debuggerEnableRequestId = -1;
  46     InspectorTest.eventHandler["Worker.workerCreated"] = function(messageObject)
  47     {
  48         workerId = messageObject["params"]["workerId"];
  49         InspectorTest.log("Worker created");
  50         InspectorTest.sendCommand("Worker.connectToWorker", { "workerId": workerId }, didConnectToWorker);
  51
  52         function didConnectToWorker(messageObject)
  53         {
  54             InspectorTest.log("didConnectToWorker");
  55             // Enable debugger so that V8 can interrupt and handle inspector commands while there is a script running in a tight loop.
  56             debuggerEnableRequestId = sendCommandToWorker("Debugger.enable", {});
  57         }
  58     }
  59
  60     InspectorTest.workerMessageReceived = function()
  61     {
  62         evaluateRequestId = sendCommandToWorker("Runtime.evaluate", { "expression": "message_id > 1"});
  63     }
  64
  65     InspectorTest.eventHandler["Worker.dispatchMessageFromWorker"] = function(messageObject)
  66     {
  67         var message = messageObject["params"]["message"];
  68         if (message["id"] === debuggerEnableRequestId) {
  69             InspectorTest.log("Did enable debugger");
  70             // Start tight loop in the worker.
  71             InspectorTest.sendCommand("Runtime.evaluate", { "expression": "worker.postMessage(1)" }, didPostMessageToWorker);
  72             function didPostMessageToWorker()
  73             {
  74                 InspectorTest.log("Did post message to worker");
  75             }
  76         }
  77         if (message["id"] === evaluateRequestId) {
  78             var value = message["result"]["result"]["value"];
  79             if (value === true)
  80                 InspectorTest.log("SUCCESS: evaluated, result: " + value);
  81             else
  82                 InspectorTest.log("FAIL: evaluated, result: " + value);
  83             InspectorTest.completeTest();
  84         }
  85     }
  86 }
  87 </script>
  88 </head>
  89 <body onLoad="startWorkerAndRunTest();">
  90 </body>
  91 </html>