browser_103_cleanup.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";

Services.prefs.setBoolPref("network.early-hints.enabled", true);

add_task(async function test_103_cancel_parent_connect() {

  Services.prefs.setIntPref("network.early-hints.parent-connect-timeout", 1);

  let callback;

  let promise = new Promise(resolve => {

    callback = resolve;

});

  let observed_cancel_reason = "";

  let observer = {

    QueryInterface: ChromeUtils.generateQI(["nsIObserver"]),

    observe(aSubject, aTopic) {

      aSubject = aSubject.QueryInterface(Ci.nsIRequest);

      if (

        aTopic == "http-on-stop-request" &&

        aSubject.name ==

          "https://example.com/browser/netwerk/test/browser/square.png"

) {

        observed_cancel_reason = aSubject.canceledReason;

        Services.obs.removeObserver(observer, "http-on-stop-request");

        callback();

},

};

  Services.obs.addObserver(observer, "http-on-stop-request");

  // test that no crash or memory leak happens when cancelling before

  await BrowserTestUtils.withNewTab(

      gBrowser,

      url: "https://example.com/browser/netwerk/test/browser/103_preload.html",

      waitForLoad: true,

},

    async function () {}

);

  await promise;

  Assert.equal(observed_cancel_reason, "parent-connect-timeout");

  Services.prefs.clearUserPref("network.early-hints.parent-connect-timeout");

});