browser/components/customizableui/test/browser_969427_recreate_destroyed_widget_after_reset.js


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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
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

"use strict";

function getPlacementArea(id) {
  let placement = CustomizableUI.getPlacementOfWidget(id);
  return placement && placement.area;
}

// Check that a destroyed widget recreated after a reset call goes to
// the navigation bar.
add_task(function () {
  const kWidgetId = "test-recreate-after-reset";
  let spec = {
    id: kWidgetId,
    label: "Test re-create after reset.",
    removable: true,
    defaultArea: CustomizableUI.AREA_NAVBAR,
  };

  CustomizableUI.createWidget(spec);
  is(
    getPlacementArea(kWidgetId),
    CustomizableUI.AREA_NAVBAR,
    "widget is in the navigation bar"
  );

  CustomizableUI.destroyWidget(kWidgetId);
  isnot(
    getPlacementArea(kWidgetId),
    CustomizableUI.AREA_NAVBAR,
    "widget removed from the navigation bar"
  );

  CustomizableUI.reset();

  CustomizableUI.createWidget(spec);
  is(
    getPlacementArea(kWidgetId),
    CustomizableUI.AREA_NAVBAR,
    "widget recreated and added back to the nav bar"
  );

  CustomizableUI.destroyWidget(kWidgetId);
});