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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1223372
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1223372</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://global/skin"/>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
<script type="application/javascript">
/** Test for Bug 1223372 **/
const {TestUtils} = ChromeUtils.import("resource://testing-common/TestUtils.jsm");
async function go() {
SimpleTest.waitForExplicitFinish();
await SpecialPowers.pushPrefEnv({"set": [["security.allow_eval_with_system_principal",
true]]});
var frame = $('subframe');
frame.onload = null;
var w = frame.contentWindow;
w.eval("checkDead = function() { return Components.utils.isDeadWrapper(this); };");
var checkDead = w.checkDead;
w.eval("getObject = function() { return {}; }");
var getObject = w.getObject;
ok(!checkDead(), "WindowProxy shouldn't be dead yet");
// Load a content page in the chrome frame.
w.location = "https://example.org/tests/js/xpconnect/tests/mochitest/file_empty.html";
tryWindow();
function tryWindow() {
if (w.document.title != 'empty test page') {
info("Document not loaded yet - retrying");
SimpleTest.executeSoon(tryWindow);
return;
}
let winID = w.docShell.outerWindowID;
// Remove the frame. This will nuke the WindowProxy wrapper from our chrome
// document's global, so evaluating 'this' in it will return a dead wrapper
// once the window is destroyed.
frame.remove();
TestUtils.topicObserved("outer-window-nuked", (subject, data) => {
let id = subject.QueryInterface(Ci.nsISupportsPRUint64).data;
return id == winID;
}).then(() => {
ok(checkDead(), "Expected a dead object wrapper");
// Wrapping the Window should return a dead wrapper now.
var global = Cu.getGlobalForObject(getObject());
ok(Cu.isDeadWrapper(global),
"Expected a dead wrapper when requesting the window's global");
SimpleTest.finish();
});
}
}
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1223372">Mozilla Bug 1223372</a>
<iframe id="subframe" src="./file_empty.html" onload="go()"></iframe>
</body>
</html>
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