The Tor Browser / file revision

 function test () {

   let loader = makeLoader();

   let module = Module("./main", gTestPath);

   let require = Require(loader, module);

   try {

     let Model = require("resource://gre/modules/BlinkTag.jsm");

     ok(false, "requiring a JS module that doesn't exist should throw");

   }

   catch (e) {

     ok(e, "requiring a JS module that doesn't exist should throw");

   }

   /*

    * Relative resource:// URI of JSM

    */

   let { square } = require("./Math.jsm").Math;

   is(square(5), 25, "loads relative URI of JSM");

   /*

    * Absolute resource:// URI of JSM

    */

   let { defer } = require("resource://gre/modules/Promise.jsm").Promise;

   let { resolve, promise } = defer();

   resolve(5);

   promise.then(val => {

     is(val, 5, "loads absolute resource:// URI of JSM");

   }).then(finish);

 }