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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
requestLongerTimeout(2);
const testCases = [
{
name: "bookmarks_toolbar_shown_on_newtab_newTabEnabled",
newTabEnabled: true,
},
{
name: "bookmarks_toolbar_shown_on_newtab",
newTabEnabled: false,
},
];
async function test_bookmarks_toolbar_visibility({ newTabEnabled }) {
await SpecialPowers.pushPrefEnv({
set: [["browser.newtabpage.enabled", newTabEnabled]],
});
// Ensure the toolbar doesnt become visible at any point before the tab finishes loading
let url =
getRootDirectory(gTestPath).replace(
) + "slow_loading_page.sjs";
let startTime = Date.now();
let newWindowOpened = BrowserTestUtils.domWindowOpened();
let beforeShown = TestUtils.topicObserved("browser-window-before-show");
openTrustedLinkIn(url, "window");
let newWin = await newWindowOpened;
let slowSiteLoaded = BrowserTestUtils.firstBrowserLoaded(newWin, false);
function checkToolbarIsCollapsed(win, message) {
let toolbar = win.document.getElementById("PersonalToolbar");
ok(toolbar && toolbar.collapsed, message);
}
await beforeShown;
checkToolbarIsCollapsed(
newWin,
"Toolbar is initially hidden on the new window"
);
function onToolbarMutation() {
checkToolbarIsCollapsed(newWin, "Toolbar should remain collapsed");
}
let toolbarMutationObserver = new newWin.MutationObserver(onToolbarMutation);
toolbarMutationObserver.observe(
newWin.document.getElementById("PersonalToolbar"),
{
attributeFilter: ["collapsed"],
}
);
info("Waiting for the slow site to load");
await slowSiteLoaded;
info(`Window opened and slow site loaded in: ${Date.now() - startTime}ms`);
checkToolbarIsCollapsed(newWin, "Finally, the toolbar is still hidden");
toolbarMutationObserver.disconnect();
await BrowserTestUtils.closeWindow(newWin);
}
// Make separate tasks for each test case, so we get more useful stack traces on failure
for (let testData of testCases) {
let tmp = {
async [testData.name]() {
info("testing with: " + JSON.stringify(testData));
await test_bookmarks_toolbar_visibility(testData);
},
};
add_task(tmp[testData.name]);
}