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

import { AngularFireModule, FIREBASE_APP_NAME, FIREBASE_OPTIONS, FirebaseApp } from '@angular/fire';

import { AngularFireMessaging, AngularFireMessagingModule } from './public_api';

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

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

describe('AngularFireMessaging', () => {

let app: FirebaseApp;

let afm: AngularFireMessaging;

beforeEach(() => {

TestBed.configureTestingModule({

imports: [

AngularFireModule.initializeApp(COMMON_CONFIG, rando()),

AngularFireMessagingModule

]

});

app = TestBed.inject(FirebaseApp);

afm = TestBed.inject(AngularFireMessaging);

});

afterEach(() => {

app.delete();

});

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

expect(afm instanceof AngularFireMessaging).toBe(true);

});

it('should have the FCM instance', () => {

expect(afm.deleteToken).toBeDefined();

});

});

const FIREBASE_APP_NAME_TOO = (Math.random() + 1).toString(36).substring(7);

describe('AngularFireMessaging with different app', () => {

let app: FirebaseApp;

let afm: AngularFireMessaging;

beforeEach(() => {

TestBed.configureTestingModule({

imports: [

AngularFireModule.initializeApp(COMMON_CONFIG, rando()),

AngularFireMessagingModule

],

providers: [

{ provide: FIREBASE_APP_NAME, useValue: FIREBASE_APP_NAME_TOO },

{ provide: FIREBASE_OPTIONS, useValue: COMMON_CONFIG }

]

});

app = TestBed.inject(FirebaseApp);

afm = TestBed.inject(AngularFireMessaging);

});

afterEach(() => {

app.delete();

});

describe('<constructor>', () => {

it('should be an AngularFireMessaging type', () => {

expect(afm instanceof AngularFireMessaging).toEqual(true);

});

it('should have the FCM instance', () => {

expect(afm.deleteToken).toBeDefined();

});

});

});