test_bug372964-2.html

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This test gets skipped with pattern: os == 'linux' && os_version == '24.04' && arch == 'x86_64' && debug && verify-standalone
Manifest: dom/base/test/mochitest.toml

<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=372964

-->

<head>

  <title>Test for Bug 372964</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

</head>

<body>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=372964">Mozilla Bug 372964</a>

<p id="display"></p>

<div id="content" style="display: none">

</div>

<pre id="test">

<script class="testbody" type="text/javascript">

/** Test for Bug 372964 */

var eventCount = 0;

function runTest() {

  var ifr = document.getElementsByTagName("iframe")[0];

  var xhr = new ifr.contentWindow.XMLHttpRequest();

  xhr.addEventListener("foo", ifr.contentWindow.listener);

  var event = ifr.contentDocument.createEvent("Events");

  event.initEvent("foo", true, true);

  xhr.dispatchEvent(event);

  is(eventCount, 1, "Should have handled an event");

  ifr.contentDocument.open();

  ifr.contentDocument.close();

  event = ifr.contentDocument.createEvent("Events");

  event.initEvent("foo", true, true);

  xhr.dispatchEvent(event);

  is(eventCount, 2,

     "Should have handled the event because open()/close() keep the active document");

  ifr.onload = function() {

    event = ifr.contentDocument.createEvent("Events");

    event.initEvent("foo", true, true);

    xhr.dispatchEvent(event);

    is(eventCount, 2,

      "Shouldn't have handled an event because the context has changed");

    SimpleTest.finish();

};

  ifr.contentWindow.location = "about:blank";

SimpleTest.waitForExplicitFinish();

addLoadEvent(runTest);

</script>

</pre>

<iframe srcdoc="<script>function listener() { ++parent.eventCount; } </script>"></iframe>

</body>

</html>