browser_replace_load.js

Enable keyboard shortcuts

"use strict";

const STATE = {

  entries: [{ url: "about:robots" }, { url: "about:mozilla" }],

  selected: 2,

};

/**

 * Bug 1100223. Calling browser.loadURI() while a tab is loading causes

 * sessionstore to override the desired target URL. This test ensures that

 * calling loadURI() on a pending tab causes the tab to no longer be marked

 * as pending and correctly finish the instructed load while keeping the

 * restored history around.

*/

add_task(async function () {

  await testSwitchToTab("about:mozilla#fooobar", {

    ignoreFragment: "whenComparingAndReplace",

});

  await testSwitchToTab("about:mozilla?foo=bar", { replaceQueryString: true });

});

var testSwitchToTab = async function (url, options) {

  // Create a background tab.

  let tab = BrowserTestUtils.addTab(gBrowser, "about:blank");

  let browser = tab.linkedBrowser;

  await promiseBrowserLoaded(browser);

  // The tab shouldn't be restored right away.

  Services.prefs.setBoolPref("browser.sessionstore.restore_on_demand", true);

  // Prepare the tab state.

  let promise = promiseTabRestoring(tab);

  ss.setTabState(tab, JSON.stringify(STATE));

  ok(tab.hasAttribute("pending"), "tab is pending");

  await promise;

  options.triggeringPrincipal =

    Services.scriptSecurityManager.getSystemPrincipal();

  // Switch-to-tab with a similar URI.

  switchToTabHavingURI(url, false, options);

  // Tab should now restore

  await promiseTabRestored(tab);

  is(browser.currentURI.spec, url, "correct URL loaded");

  // Check that we didn't lose any history entries.

  await SpecialPowers.spawn(browser, [], async function () {

    let webNavigation = docShell.QueryInterface(Ci.nsIWebNavigation);

    let history = webNavigation.sessionHistory;

    Assert.equal(history && history.count, 3, "three history entries");

});

  // Cleanup.

  gBrowser.removeTab(tab);

};