test_require_lazy.js (1384B)
1 /* Any copyright is dedicated to the Public Domain. 2 http://creativecommons.org/publicdomain/zero/1.0/ */ 3 4 "use strict"; 5 6 const { loader } = ChromeUtils.importESModule( 7 "resource://devtools/shared/loader/Loader.sys.mjs" 8 ); 9 // Test devtools.lazyRequireGetter 10 11 function run_test() { 12 const name = "asyncUtils"; 13 const path = "devtools/shared/async-utils"; 14 const o = {}; 15 loader.lazyRequireGetter(o, name, path); 16 const asyncUtils = require(path); 17 // XXX: do_check_eq only works on primitive types, so we have this 18 // do_check_true of an equality expression. 19 Assert.strictEqual(o.asyncUtils, asyncUtils); 20 21 // A non-main loader should get a new object via |lazyRequireGetter|, just 22 // as it would via a direct |require|. 23 const o2 = {}; 24 const loader2 = new DevToolsLoader(); 25 26 // We have to init the loader by loading any module before 27 // lazyRequireGetter is available 28 loader2.require("resource://devtools/shared/DevToolsUtils.js"); 29 30 loader2.lazyRequireGetter(o2, name, path); 31 Assert.notStrictEqual(o2.asyncUtils, asyncUtils); 32 33 // A module required via a non-main loader that then uses |lazyRequireGetter| 34 // should also get the same object from that non-main loader. 35 const exposeLoader = loader2.require("xpcshell-test/exposeLoader"); 36 const o3 = exposeLoader.exerciseLazyRequire(name, path); 37 Assert.strictEqual(o3.asyncUtils, o2.asyncUtils); 38 }