33 lines
1.2 KiB
JavaScript
33 lines
1.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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// For bug 773980, test that Components.utils.isDeadWrapper works as expected.
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add_task(async function test() {
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const url =
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"http://mochi.test:8888/browser/js/xpconnect/tests/browser/browser_deadObjectOnUnload.html";
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let newTab = await BrowserTestUtils.openNewForegroundTab(gBrowser, url);
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let browser = gBrowser.selectedBrowser;
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let innerWindowId = browser.innerWindowID;
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let contentDocDead = await ContentTask.spawn(
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browser,
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{ innerWindowId },
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async function (args) {
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let doc = content.document;
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let { TestUtils } = ChromeUtils.importESModule(
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"resource://testing-common/TestUtils.sys.mjs"
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);
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let promise = TestUtils.topicObserved("inner-window-nuked", subject => {
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let id = subject.QueryInterface(Ci.nsISupportsPRUint64).data;
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return id == args.innerWindowId;
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});
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content.location = "http://mochi.test:8888/";
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await promise;
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return Cu.isDeadWrapper(doc);
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}
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);
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is(contentDocDead, true, "wrapper is dead");
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BrowserTestUtils.removeTab(newTab);
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});
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