dom/bindings/test/test_async_stacks.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=1148593
   5 -->
   6 <head>
   7   <meta charset="utf-8">
   8   <title>Test for Bug 1148593</title>
   9   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  11   <script type="application/javascript">
  12   /* global noSuchFunction */
  13
  14   /** Test for Bug 1148593 **/
  15
  16   SimpleTest.waitForExplicitFinish();
  17
  18   var TESTS;
  19
  20   function nextTest() {
  21     var t = TESTS.pop();
  22     if (t) {
  23       t();
  24     } else {
  25       SimpleTest.finish();
  26     }
  27   }
  28
  29   function checkStack(functionName) {
  30     try {
  31       noSuchFunction();
  32     } catch (e) {
  33       ok(e.stack.includes(functionName), "stack includes " + functionName);
  34     }
  35     nextTest();
  36   }
  37
  38   function eventListener() {
  39     checkStack("registerEventListener");
  40   }
  41   function registerEventListener(link) {
  42     link.onload = eventListener;
  43   }
  44   function eventTest() {
  45     var link = document.createElement("link");
  46     link.rel = "stylesheet";
  47     link.href = "data:text/css,";
  48     registerEventListener(link);
  49     document.body.appendChild(link);
  50   }
  51
  52   function xhrListener() {
  53     checkStack("xhrTest");
  54   }
  55   function xhrTest() {
  56     var ourFile = location.href;
  57     var x = new XMLHttpRequest();
  58     x.onload = xhrListener;
  59     x.open("get", ourFile, true);
  60     x.send();
  61   }
  62
  63   function rafListener() {
  64     checkStack("rafTest");
  65   }
  66   function rafTest() {
  67     requestAnimationFrame(rafListener);
  68   }
  69
  70   var intervalId;
  71   function intervalHandler() {
  72     clearInterval(intervalId);
  73     checkStack("intervalTest");
  74   }
  75   function intervalTest() {
  76     intervalId = setInterval(intervalHandler, 5);
  77   }
  78
  79   function postMessageHandler(ev) {
  80     ev.stopPropagation();
  81     checkStack("postMessageTest");
  82   }
  83   function postMessageTest() {
  84     window.addEventListener("message", postMessageHandler, true);
  85     window.postMessage("whatever", "*");
  86   }
  87
  88   function runTests() {
  89     TESTS = [postMessageTest, intervalTest, rafTest, xhrTest, eventTest];
  90     nextTest();
  91   }
  92
  93   addLoadEvent(function() {
  94     SpecialPowers.pushPrefEnv(
  95       {"set": [["javascript.options.asyncstack_capture_debuggee_only", false]]},
  96       runTests);
  97   });
  98   </script>
  99 </head>
 100 <body>
 101 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1148593">Mozilla Bug 1148593</a>
 102 <p id="display"></p>
 103 <div id="content" style="display: none">
 104
 105 </div>
 106 <pre id="test">
 107 </pre>
 108 </body>
 109 </html>