import {SpyObject} from 'angular2/test_lib'; import {LifeCycle, Injector, provide} from 'angular2/angular2'; import {ComponentRef} from 'angular2/src/core/linker/dynamic_component_loader'; import {global} from 'angular2/src/core/facade/lang'; export class SpyComponentRef extends SpyObject { injector; constructor() { super(); this.injector = Injector.resolveAndCreate([provide(LifeCycle, {asValue: {tick: () => {}}})]); } } export function callNgProfilerTimeChangeDetection(config?): void { (global).ng.profiler.timeChangeDetection(config); }