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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
/*
* modified by sub-document loads of content from a different domain.
*/
function test() {
waitForExplicitFinish();
const TEST_PAGE_URL = 'data:text/html,<body><iframe src=""></iframe></body>';
// eslint-disable-next-line @microsoft/sdl/no-insecure-url
(async function () {
// Prepare the test tab
let tab = BrowserTestUtils.addTab(gBrowser);
await FullZoomHelper.selectTabAndWaitForLocationChange(tab);
let testBrowser = tab.linkedBrowser;
await FullZoomHelper.load(tab, TEST_PAGE_URL);
// Change the zoom level and then save it so we can compare it to the level
// after loading the sub-document.
FullZoom.enlarge();
var zoomLevel = ZoomManager.zoom;
// Start the sub-document load.
await new Promise(resolve => {
executeSoon(function () {
BrowserTestUtils.browserLoaded(testBrowser, true).then(url => {
is(url, TEST_IFRAME_URL, "got the load event for the iframe");
is(
ZoomManager.zoom,
zoomLevel,
"zoom is retained after sub-document load"
);
FullZoomHelper.removeTabAndWaitForLocationChange().then(() =>
resolve()
);
});
SpecialPowers.spawn(testBrowser, [TEST_IFRAME_URL], url => {
content.document.querySelector("iframe").src = url;
});
});
});
})().then(finish, FullZoomHelper.failAndContinue(finish));
}