browser_offline_mode.js

Enable keyboard shortcuts

"use strict";

// Test the offline mode in RDM

const TEST_URL = "https://example.net/document-builder.sjs?html=offline";

addRDMTask(TEST_URL, async function ({ browser, ui }) {

  // switch to offline mode

  await selectNetworkThrottling(ui, "Offline");

  // reload w/o cache

  browser.reloadWithFlags(Ci.nsIWebNavigation.LOAD_FLAGS_BYPASS_CACHE);

  await BrowserTestUtils.browserLoaded(browser, false, TEST_URL, true);

  // check page is offline

  await assertPageIsOffline(TEST_URL);

  // switch back to online mode

  await selectNetworkThrottling(ui, "No Throttling");

  // reload

  browser.reload();

  await BrowserTestUtils.browserLoaded(browser, false, TEST_URL, false);

  // check page is online

  await assertPageIsOnline(TEST_URL);

});

function assertPageIsOnline(url) {

  return SpecialPowers.spawn(

    gBrowser.selectedTab.linkedBrowser,

    [url],

    function (uri) {

      is(content.document.documentURI, uri, `Document URI is actual page.`);

      is(content.location.href, uri, "Docshell URI is the original URI.");

);

function assertPageIsOffline(url) {

  return SpecialPowers.spawn(

    gBrowser.selectedTab.linkedBrowser,

    [url],

    function (uri) {

is(

        content.document.documentURI.substring(0, 27),

        "about:neterror?e=netOffline",

        "Document URI is the error page."

);

      is(content.location.href, uri, "Docshell URI is the original URI.");

);