angular/packages/platform-browser/test/browser/tools/tools_spec.ts

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */

import {ApplicationRef, Injector, ɵglobal as global} from '@angular/core';
import {ComponentRef} from '@angular/core/src/render3';
import {disableDebugTools, enableDebugTools} from '@angular/platform-browser';

{
  describe('profiler', () => {
    if (isNode) {
      // Jasmine will throw if there are no tests.
      it('should pass', () => {});
      return;
    }

    beforeEach(() => {
      enableDebugTools({
        injector: Injector.create({
          providers: [{
            provide: ApplicationRef,
            useValue: jasmine.createSpyObj(
                'ApplicationRef', ['bootstrap', 'tick', 'attachView', 'detachView']),
            deps: []
          }]
        })
      } as ComponentRef<any>);
    });

    afterEach(() => {
      disableDebugTools();
    });

    it('should time change detection', () => {
      callNgProfilerTimeChangeDetection();
    });

    it('should time change detection with recording', () => {
      callNgProfilerTimeChangeDetection({'record': true});
    });
  });
}

export function callNgProfilerTimeChangeDetection(config?: any /** TODO #9100 */): void {
  (<any>global).ng.profiler.timeChangeDetection(config);
}