test_about_protocol.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";

var unsafeAboutModule = {

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

  newChannel(aURI, aLoadInfo) {

    var uri = Services.io.newURI("about:blank");

    let chan = Services.io.newChannelFromURIWithLoadInfo(uri, aLoadInfo);

    chan.owner = Services.scriptSecurityManager.getSystemPrincipal();

    return chan;

},

  getURIFlags() {

    return Ci.nsIAboutModule.URI_SAFE_FOR_UNTRUSTED_CONTENT;

},

};

var factory = {

  createInstance(aIID) {

    return unsafeAboutModule.QueryInterface(aIID);

},

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

};

function run_test() {

  let registrar = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);

  let classID = Services.uuid.generateUUID();

  registrar.registerFactory(

    classID,

"",

    "@mozilla.org/network/protocol/about;1?what=unsafe",

    factory

);

  let aboutUnsafeChan = NetUtil.newChannel({

    uri: "about:unsafe",

    loadUsingSystemPrincipal: true,

});

  Assert.equal(

    null,

    aboutUnsafeChan.owner,

    "URI_SAFE_FOR_UNTRUSTED_CONTENT channel has no owner"

);

  registrar.unregisterFactory(classID, factory);