import { TestBed } from '@angular/core/testing';

import { FirebaseApp, initializeApp, provideFirebaseApp } from '@angular/fire/app';

import { COMMON_CONFIG } from '../test-config';

import { rando } from '../utils';

describe('FirebaseApp', () => {

let app: FirebaseApp;

let providedApp: FirebaseApp;

let appName: string;

describe('single injection', () => {

beforeEach(() => {

appName = rando();

TestBed.configureTestingModule({

providers: [

provideFirebaseApp(() => {

providedApp = initializeApp(COMMON_CONFIG, appName);

return providedApp;

})

],

});

app = TestBed.inject(FirebaseApp);

});

it('should be injectable', () => {

expect(app).toBeTruthy();

expect(app).toEqual(providedApp);

});

});

});