michael@0: function test () {
michael@0:   let loader = makeLoader();
michael@0:   let module = Module("./main", gTestPath);
michael@0:   let require = Require(loader, module);
michael@0: 
michael@0:   const { Ci, Cc, Cu, components } = require("chrome");
michael@0: 
michael@0:   let { generateUUID } = Cc["@mozilla.org/uuid-generator;1"]
michael@0:                          .getService(Ci.nsIUUIDGenerator);
michael@0:   ok(isUUID(generateUUID()), "chrome.Cc and chrome.Ci works");
michael@0:   
michael@0:   let { ID: parseUUID } = components;
michael@0:   let uuidString = "00001111-2222-3333-4444-555566667777";
michael@0:   let parsed = parseUUID(uuidString);
michael@0:   is(parsed, "{" + uuidString + "}", "chrome.components works");
michael@0: 
michael@0:   const { defer } = Cu.import("resource://gre/modules/Promise.jsm").Promise;
michael@0:   let { promise, resolve } = defer();
michael@0:   resolve(5);
michael@0:   promise.then(val => {
michael@0:     is(val, 5, "chrome.Cu works");
michael@0:     finish();
michael@0:   });
michael@0: }