import { AsyncTestCompleter, beforeEach, ddescribe, describe, expect, iit, inject, it, xdescribe, xit } from 'angular2/testing_internal'; import {assertionsEnabled} from 'angular2/src/core/facade/lang'; export function main() { describe('dev mode', () => { it('is enabled in our tests by default', () => { expect(assertionsEnabled()).toBe(true); }); }); }