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Test Info: Errors
- This test failed 5 times in the preceding 30 days. quicksearch this test
- Manifest: browser/components/uitour/test/browser.toml
/* Any copyright is dedicated to the Public Domain.
/**
* Detaching a tab to a new window shouldn't break the menu panel.
*/
"use strict";
var gTestTab;
var gContentAPI;
var gContentDoc;
var detachedWindow;
function test() {
registerCleanupFunction(function () {
gContentDoc = null;
});
UITourTest();
}
/**
* When tab is changed we're tearing the tour down. So the UITour client has to always be aware of this
* fact and therefore listens to pageshow events.
* In particular this scenario happens for detaching the tab (ie. moving it to a new window).
*/
var tests = [
taskify(async function test_move_tab_to_new_window() {
const myDocIdentifier =
"Hello, I'm a unique expando to identify this document.";
let highlight = document.getElementById("UITourHighlight");
let browserStartupDeferred = Promise.withResolvers();
Services.obs.addObserver(function onBrowserDelayedStartup(aWindow) {
Services.obs.removeObserver(
onBrowserDelayedStartup,
"browser-delayed-startup-finished"
);
browserStartupDeferred.resolve(aWindow);
}, "browser-delayed-startup-finished");
await SpecialPowers.spawn(
gBrowser.selectedBrowser,
[myDocIdentifier],
contentMyDocIdentifier => {
let onPageShow = () => {
if (!content.document.hidden) {
let win = Cu.waiveXrays(content);
win.Mozilla.UITour.showHighlight("appMenu");
}
};
content.window.addEventListener("pageshow", onPageShow, {
mozSystemGroup: true,
});
content.document.myExpando = contentMyDocIdentifier;
}
);
gContentAPI.showHighlight("appMenu");
await elementVisiblePromise(highlight, "old window highlight");
detachedWindow = gBrowser.replaceTabWithWindow(gBrowser.selectedTab);
await browserStartupDeferred.promise;
// This highlight should be shown thanks to the pageshow listener.
let newWindowHighlight = UITour.getHighlightAndMaybeCreate(
detachedWindow.document
);
await elementVisiblePromise(newWindowHighlight, "new window highlight");
let selectedTab = detachedWindow.gBrowser.selectedTab;
await SpecialPowers.spawn(
selectedTab.linkedBrowser,
[myDocIdentifier],
contentMyDocIdentifier => {
is(
content.document.myExpando,
contentMyDocIdentifier,
"Document should be selected in new window"
);
}
);
ok(
UITour.tourBrowsersByWindow &&
UITour.tourBrowsersByWindow.has(detachedWindow),
"Window should be known"
);
ok(
UITour.tourBrowsersByWindow
.get(detachedWindow)
.has(selectedTab.linkedBrowser),
"Selected browser should be known"
);
// Need this because gContentAPI in e10s land will try to use gTestTab to
// spawn a content task, which doesn't work if the tab is dead, for obvious
// reasons.
gTestTab = detachedWindow.gBrowser.selectedTab;
let shownPromise = promisePanelShown(detachedWindow);
gContentAPI.showMenu("appMenu");
await shownPromise;
isnot(detachedWindow.PanelUI.panel.state, "closed", "Panel should be open");
gContentAPI.hideHighlight();
gContentAPI.hideMenu("appMenu");
gTestTab = null;
await BrowserTestUtils.closeWindow(detachedWindow);
}),
];