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47 lines
1.6 KiB
JavaScript
47 lines
1.6 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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* Test the fix for bug 441778 to ensure site-specific page zoom doesn't get
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* modified by sub-document loads of content from a different domain.
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*/
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function test() {
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waitForExplicitFinish();
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const TEST_PAGE_URL = 'data:text/html,<body><iframe src=""></iframe></body>';
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const TEST_IFRAME_URL = "http://test2.example.org/";
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Task.spawn(function () {
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// Prepare the test tab
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let tab = gBrowser.addTab();
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yield FullZoomHelper.selectTabAndWaitForLocationChange(tab);
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let testBrowser = tab.linkedBrowser;
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yield FullZoomHelper.load(tab, TEST_PAGE_URL);
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// Change the zoom level and then save it so we can compare it to the level
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// after loading the sub-document.
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FullZoom.enlarge();
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var zoomLevel = ZoomManager.zoom;
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// Start the sub-document load.
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let deferred = Promise.defer();
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executeSoon(function () {
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testBrowser.addEventListener("load", function (e) {
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testBrowser.removeEventListener("load", arguments.callee, true);
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is(e.target.defaultView.location, TEST_IFRAME_URL, "got the load event for the iframe");
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is(ZoomManager.zoom, zoomLevel, "zoom is retained after sub-document load");
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gBrowser.removeCurrentTab();
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deferred.resolve();
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}, true);
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content.document.querySelector("iframe").src = TEST_IFRAME_URL;
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});
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yield deferred.promise;
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}).then(finish, FullZoomHelper.failAndContinue(finish));
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}
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