The Tor Browser / file revision

 // -*- Mode: js2; tab-width: 2; indent-tabs-mode: nil; js2-basic-offset: 2; js2-skip-preprocessor-directives: t; -*-

 /* 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/. */

 function sendMessageToJava(message) {

   SpecialPowers.Services.androidBridge.handleGeckoMessage(message);

 }

 function _evalURI(uri, sandbox) {

   // We explicitly allow Cross-Origin requests, since it is useful for

   // testing, but we allow relative URLs by maintaining our baseURI.

   let req = SpecialPowers.Cc["@mozilla.org/xmlextras/xmlhttprequest;1"]

                          .createInstance();

   let baseURI = SpecialPowers.Services.io

                              .newURI(window.document.baseURI, window.document.characterSet, null);

   let theURI = SpecialPowers.Services.io

                             .newURI(uri, window.document.characterSet, baseURI);

   req.open('GET', theURI.spec, false);

   req.send();

   return SpecialPowers.Cu.evalInSandbox(req.responseText, sandbox, "1.8", uri, 1);

 }

 /**

  * Execute the Javascript file at `uri` in a testing sandbox populated

  * with the Javascript test harness.

  *

  * `uri` should be a String, relative (to window.document.baseURI) or

  * absolute.

  *

  * The Javascript test harness sends all output to Java via

  * Robocop:JS messages.

  */

 function testOneFile(uri) {

   let HEAD_JS = "robocop_head.js";

   // System principal.  This is dangerous, but this is test code that

   // should only run on developer and build farm machines, and the

   // test harness needs access to a lot of the Components API,

   // including Components.stack.  Wrapping Components.stack in

   // SpecialPowers magic obfuscates stack traces wonderfully,

   // defeating much of the point of the test harness.

   let principal = SpecialPowers.Cc["@mozilla.org/systemprincipal;1"]

                                .createInstance(SpecialPowers.Ci.nsIPrincipal);

   let testScope = SpecialPowers.Cu.Sandbox(principal);

   // Populate test environment with test harness prerequisites.

   testScope.Components = SpecialPowers.Components;

   testScope._TEST_FILE = uri;

   // Output from head.js is fed, line by line, to this function.  We

   // send any such output back to the Java Robocop harness.

   testScope.dump = function (str) {

     let message = { type: "Robocop:JS",

                     innerType: "progress",

                     message: str,

                   };

     sendMessageToJava(message);

   };

   // Populate test environment with test harness.  The symbols defined

   // above must be present before executing the test harness.

   _evalURI(HEAD_JS, testScope);

   return _evalURI(uri, testScope);

 }