browser_NavigationManager_no_navigation.js

Enable keyboard shortcuts

/* 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/. */

const { TabManager } = ChromeUtils.importESModule(

  "chrome://remote/content/shared/TabManager.sys.mjs"

);

add_task(async function testDocumentOpenWriteClose() {

  const events = [];

  const onEvent = (name, data) => events.push({ name, data });

  const navigationManager = new NavigationManager();

  navigationManager.on("fragment-navigated", onEvent);

  navigationManager.on("history-updated", onEvent);

  navigationManager.on("navigation-started", onEvent);

  navigationManager.on("navigation-stopped", onEvent);

  navigationManager.on("same-document-changed", onEvent);

  const url = "https://example.com/document-builder.sjs?html=test";

  const tab = await addTabAndWaitForNavigated(gBrowser, url);

  const browser = tab.linkedBrowser;

  navigationManager.startMonitoring();

  is(events.length, 0, "No event recorded");

  info("Replace the document");

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

    // Note: we need to use eval here to have reduced permissions and avoid

    // security errors.

    content.eval(`

      document.open();

      document.write("<h1 class='replaced'>Replaced</h1>");

      document.close();

`);

    await ContentTaskUtils.waitForCondition(() =>

      content.document.querySelector(".replaced")

);

});

  is(events.length, 1, "No event recorded after replacing the document");

is(

    events[0].name,

    "history-updated",

    "Received a single history-updated event"

);

is(

    events[0].data.navigationId,

    undefined,

    "history-updated event should not have a navigation id set"

);

  is(events[0].data.url, url, "history-updated has the expected url");

  info("Reload the page, which should trigger a navigation");

  await loadURL(browser, url);

  info("Wait until 3 events have been received");

  await BrowserTestUtils.waitForCondition(() => events.length >= 3);

  is(events.length, 3, "Recorded 3 navigation events");

is(

    events[1].name,

    "navigation-started",

    "Received a navigation-started event"

);

is(

    events[2].name,

    "navigation-stopped",

    "Received a navigation-stopped event"

);

  navigationManager.off("fragment-navigated", onEvent);

  navigationManager.off("history-updated", onEvent);

  navigationManager.off("navigation-started", onEvent);

  navigationManager.off("navigation-stopped", onEvent);

  navigationManager.off("same-document-changed", onEvent);

  navigationManager.stopMonitoring();

});