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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";

const TEST_PATH = getRootDirectory(gTestPath).replace(
  "chrome://mochitests/content",
  "http://example.com"
);

add_task(async function () {
  info("Check history button existence and functionality");
  // The TabContextMenu initializes its strings only on a focus or mouseover event.
  // Calls focus event on the TabContextMenu early in the test.
  gBrowser.selectedTab.focus();
  let tab = await BrowserTestUtils.openNewForegroundTab(
    gBrowser,
    TEST_PATH + "dummy_history_item.html"
  );
  BrowserTestUtils.removeTab(tab);

  tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, TEST_PATH); // will 404, but we don't care.

  CustomizableUI.addWidgetToArea(
    "history-panelmenu",
    CustomizableUI.AREA_FIXED_OVERFLOW_PANEL
  );
  registerCleanupFunction(() => CustomizableUI.reset());

  await waitForOverflowButtonShown();

  await document.getElementById("nav-bar").overflowable.show();
  info("Menu panel was opened");

  let historyButton = document.getElementById("history-panelmenu");
  ok(historyButton, "History button appears in Panel Menu");

  historyButton.click();

  let historyPanel = document.getElementById("PanelUI-history");
  let promise = BrowserTestUtils.waitForEvent(historyPanel, "ViewShown");
  await promise;
  ok(historyPanel.getAttribute("visible"), "History Panel is in view");

  let browserLoaded = BrowserTestUtils.browserLoaded(tab.linkedBrowser);
  let panelHiddenPromise = promiseOverflowHidden(window);

  let historyItems = document.getElementById("appMenu_historyMenu");
  let historyItemForURL = historyItems.querySelector(
    "toolbarbutton.bookmark-item[label='Happy History Hero']"
  );
  ok(
    historyItemForURL,
    "Should have a history item for the history we just made."
  );
  EventUtils.synthesizeMouseAtCenter(historyItemForURL, {});
  await browserLoaded;
  is(
    gBrowser.currentURI.spec,
    TEST_PATH + "dummy_history_item.html",
    "Should have expected page load"
  );

  await panelHiddenPromise;
  BrowserTestUtils.removeTab(tab);
  info("Menu panel was closed");
});