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"use strict";
add_task(function*() {
yield startCustomizing();
is(gBrowser.tabs.length, 2, "Should have 2 tabs");
let paletteKidCount = document.getElementById("customization-palette").childElementCount;
let nonCustomizingTab = gBrowser.tabContainer.querySelector("tab:not([customizemode=true])");
let finishedCustomizing = BrowserTestUtils.waitForEvent(gNavToolbox, "aftercustomization");
yield BrowserTestUtils.switchTab(gBrowser, nonCustomizingTab);
yield finishedCustomizing;
let startedCount = 0;
let handler = e => startedCount++;
gNavToolbox.addEventListener("customizationstarting", handler);
yield startCustomizing();
CustomizableUI.removeWidgetFromArea("home-button");
yield gCustomizeMode.reset().catch(e => {
ok(false, "Threw an exception trying to reset after making modifications in customize mode: " + e);
});
let newKidCount = document.getElementById("customization-palette").childElementCount;
is(newKidCount, paletteKidCount, "Should have just as many items in the palette as before.");
yield endCustomizing();
is(startedCount, 1, "Should have only started once");
gNavToolbox.removeEventListener("customizationstarting", handler);
let customizableToolbars = document.querySelectorAll("toolbar[customizable=true]:not([autohide=true])");
for (let toolbar of customizableToolbars) {
ok(!toolbar.hasAttribute("customizing"), "Toolbar " + toolbar.id + " is no longer customizing");
}
let menuitem = document.getElementById("PanelUI-customize");
isnot(menuitem.getAttribute("label"), menuitem.getAttribute("exitLabel"), "Should have exited successfully");
});
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