<!doctype html>
<html>
<head>
<title>Test for Bug 852315</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="plugin-utils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<base href="chrome://browser/content/">
</head>
<body>
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
setTestPluginEnabledState(SpecialPowers.Ci.nsIPluginTag.STATE_ENABLED);
// Tests that the document-inactive notification stopping plugins does not
// fatally re-enter when adding other plugins to the document.
var i = document.createElement("iframe");
var ob = document.body;
i.addEventListener("load", function loadfunc() {
var d = i.contentWindow.document;
var e = i.contentDocument.createElement("embed");
var destroyran = false;
e.type = "application/x-test";
i.contentDocument.body.appendChild(e);
// On despawn, append an embed tag to document.
e.callOnDestroy(function() {
var e2 = d.createElement("embed");
d.body.appendChild(e2);
destroyran = true;
});
// Navigate the frame to cause the document with the plugin to go inactive
i.removeEventListener("load", loadfunc);
i.src = "about:blank";
const MAX_ATTEMPTS = 50;
var attempts = 0;
function checkPluginDestroyRan() {
// We may need to retry a few times until the plugin stop event makes
// its way through the event queue.
if (attempts < MAX_ATTEMPTS && !destroyran) {
++attempts;
SimpleTest.executeSoon(checkPluginDestroyRan);
} else {
info("Number of retry attempts: " + attempts);
ok(destroyran, "OnDestroy callback ran and did not crash");
SimpleTest.finish();
}
}
SimpleTest.executeSoon(checkPluginDestroyRan);
});
document.body.appendChild(i);
</script>
</body>
</html>