55 lines
1.8 KiB
JavaScript
55 lines
1.8 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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const {NetUtil} = ChromeUtils.importESModule("resource://gre/modules/NetUtil.sys.mjs");
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const {TestUtils} = ChromeUtils.importESModule("resource://testing-common/TestUtils.sys.mjs");
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function getWindowlessBrowser(url) {
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let ssm = Services.scriptSecurityManager;
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let uri = NetUtil.newURI(url);
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let principal = ssm.createContentPrincipal(uri, {});
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let webnav = Services.appShell.createWindowlessBrowser(false);
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let docShell = webnav.docShell;
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docShell.createAboutBlankDocumentViewer(principal, principal);
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let document = webnav.document;
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let video = document.createElement("video");
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document.documentElement.appendChild(video);
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let shadowRoot = video.openOrClosedShadowRoot;
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ok(shadowRoot, "should have shadowRoot");
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ok(shadowRoot.isUAWidget(), "ShadowRoot should be a UAWidget");
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equal(Cu.getGlobalForObject(shadowRoot), Cu.getUAWidgetScope(principal),
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"shadowRoot should be in UAWidget scope");
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return webnav;
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}
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function StubPolicy(id) {
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return new WebExtensionPolicy({
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id,
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mozExtensionHostname: id,
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baseURL: `file:///{id}`,
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allowedOrigins: new MatchPatternSet([]),
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localizeCallback(string) {},
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});
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}
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// See https://bugzilla.mozilla.org/show_bug.cgi?id=1588356
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add_task(async function() {
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let policy = StubPolicy("foo");
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policy.active = true;
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let webnav = getWindowlessBrowser("moz-extension://foo/a.html");
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webnav.close();
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// Wrappers are nuked asynchronously, so wait for that to happen.
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await TestUtils.topicObserved("inner-window-nuked");
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webnav = getWindowlessBrowser("moz-extension://foo/a.html");
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webnav.close();
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policy.active = false;
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});
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