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Test Info:
"use strict";
// Here we want to test that a new opened window shows the same UI of the
// parent one if this has been loaded from a particular container.
const BASE_URI =
"contextualidentity/test/browser/empty_file.html";
add_setup(async function () {
await SpecialPowers.pushPrefEnv({
set: [
["privacy.userContext.enabled", true],
["browser.link.open_newwindow", 2],
],
});
});
add_task(async function test() {
info("Creating a tab with UCI = 1...");
let tab = BrowserTestUtils.addTab(gBrowser, BASE_URI, { userContextId: 1 });
is(tab.getAttribute("usercontextid"), "1", "New tab has UCI equal 1");
let browser = gBrowser.getBrowserForTab(tab);
await BrowserTestUtils.browserLoaded(browser);
info("Opening a new window from this tab...");
let newWinPromise = BrowserTestUtils.waitForNewWindow({ url: BASE_URI });
SpecialPowers.spawn(browser, [BASE_URI], function (url) {
content.window.newWindow = content.window.open(url, "_blank");
});
let newWin = await newWinPromise;
let newTab = newWin.gBrowser.selectedTab;
is(newTab.getAttribute("usercontextid"), "1", "New tab has UCI equal 1");
info("Closing the new window and tab...");
await BrowserTestUtils.closeWindow(newWin);
BrowserTestUtils.removeTab(tab);
});