The Tor Browser / file revision

 /* 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";

 const runtime = require("sdk/system/runtime");

 exports["test system runtime"] = function(assert) {

   assert.equal(typeof(runtime.inSafeMode), "boolean",

                "inSafeMode is boolean");

   assert.equal(typeof(runtime.OS), "string",

                "runtime.OS is string");

   assert.equal(typeof(runtime.processType), "number",

                "runtime.processType is a number");

   assert.equal(typeof(runtime.widgetToolkit), "string",

                "runtime.widgetToolkit is string");

   const XPCOMABI = runtime.XPCOMABI;

   assert.ok(XPCOMABI === null || typeof(XPCOMABI) === "string",

             "runtime.XPCOMABI is string or null if not supported by platform");

 };

 require("test").run(exports);