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