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tenfourfox/devtools/shared/tests/unit/test_require_lazy.js
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

30 lines
1.1 KiB
JavaScript

/* -*- js-indent-level: 2; indent-tabs-mode: nil -*- */
/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
// Test devtools.lazyRequireGetter
function run_test() {
const name = "asyncUtils";
const path = "devtools/shared/async-utils";
const o = {};
devtools.lazyRequireGetter(o, name, path);
const asyncUtils = require(path);
// XXX: do_check_eq only works on primitive types, so we have this
// do_check_true of an equality expression.
do_check_true(o.asyncUtils === asyncUtils);
// A non-main loader should get a new object via |lazyRequireGetter|, just
// as it would via a direct |require|.
const o2 = {};
let loader = new DevToolsLoader();
loader.lazyRequireGetter(o2, name, path);
do_check_true(o2.asyncUtils !== asyncUtils);
// A module required via a non-main loader that then uses |lazyRequireGetter|
// should also get the same object from that non-main loader.
let exposeLoader = loader.require("xpcshell-test/exposeLoader");
const o3 = exposeLoader.exerciseLazyRequire(name, path);
do_check_true(o3.asyncUtils === o2.asyncUtils);
}