How to use the ngx-mask.NgxMaskModule.forRoot function in ngx-mask

NbThemeModule.forRoot({ name: 'cosmic' }),
    NbLayoutModule,
    NbEvaIconsModule,
    NbSidebarModule.forRoot(), // NbSidebarModule.forRoot(), //if this is your app.module
    NbButtonModule,
    NbActionsModule,
    NbSearchModule,
    NbIconModule,
    NbMenuModule.forRoot(),
    NbTooltipModule,
    NbCardModule,
    NbInputModule,
    NbCheckboxModule,
    NbSelectModule,
    NbDialogModule.forRoot(),
    NgxMaskModule.forRoot(),
    NbToastrModule.forRoot(),
    ReactiveFormsModule,
    NbAlertModule,
    FormlyModule.forRoot(),
    NbDatepickerModule.forRoot(),
    FormlyBootstrapModule,
    Ng2FittextModule,
    NgBootstrapFormValidationModule.forRoot(),
  ],
  providers: [
    ElectronService, 
    NbMenuService, 
    NbDialogService, 
    AccountsService, 
    NbDatepickerDirective,
    {

Sentry.init({
  dsn: "https://2083a18ff4264ba2a86704ee8d8bc445@sentry.io/1678583",
  release: version
});
*/

@NgModule({
  declarations: [AppComponent],
  imports: [
    AppRoutingModule,
    CoreModule,
    SharedModule,
    RouterModule,
    BrowserModule,
    NgbModule,
    NgxMaskModule.forRoot()
  ],
  providers: [{ provide: ErrorHandler, useClass: SentryErrorHandler }],
  bootstrap: [AppComponent]
})
export class AppModule {}

beforeEach(async(() => {
    TestBed.configureTestingModule({
      declarations: [ContactUsComponent],
      imports: [
        FormsModule,
        ReactiveFormsModule,
        NgxMaskModule.forRoot(),
        RecaptchaModule.forRoot(),
        RecaptchaFormsModule,
        AppConfigModule,
        RouterTestingModule
      ],
      providers: [HttpClient, HttpHandler, AlertService]
    }).compileComponents();
  }));

{ path: 'changelog', loadChildren: () => import('./pages/changelog/changelog.module').then(m => m.ChangeLogPageModule) },
    { path: '', redirectTo: '/landing', pathMatch: 'full' },
    { path: '**', redirectTo: '/landing' }
];

@NgModule({
    imports: [
        BrowserModule,
        BrowserAnimationsModule,
        DocumentationComponentsModule,
        WrappersModule,
        UpgradeModule,
        BsDropdownModule.forRoot(),
        ButtonsModule.forRoot(),
        TypeaheadModule.forRoot(),
        NgxMaskModule.forRoot(),
        ModalModule.forRoot(),
        RouterModule.forRoot(appRoutes, { useHash: true, initialNavigation: false })
    ],
    providers: [
        PersistentDataService,
        { provide: DOCUMENTATION_TOKEN, useValue: DocumentationType.Keppel },
        {
            provide: '$rootScope',
            useFactory: (injector: Injector) => injector.get('$rootScope'),
            deps: ['$injector']
        },
        {
            provide: '$state',
            useFactory: (injector: Injector) => injector.get('$state'),
            deps: ['$injector']
        }

declarations: [
        AutenticacaoComponent,
        CadastroClienteComponent,
        LoginAgenciaComponent
    ],
    imports: [
        CommonModule,
        AutenticacaoRoutingModule,
        MatToolbarModule,
        MatIconModule,
        MatButtonModule,
        MatCardModule,
        MatFormFieldModule,
        MatInputModule,
        MatDatepickerModule,
        NgxMaskModule.forRoot(),
        MatProgressBarModule,
        MatDividerModule,
        ReactiveFormsModule,
        MatSnackBarModule
    ],
    exports: [],
    providers: [
        ClientesService,
        AgenciaService
    ],
})

export class AutenticacaoModule { }

beforeEach(async(() => {
    TestBed.configureTestingModule({
      imports: [
        BrowserModule,
        BrowserAnimationsModule,
        NotifierModule,
        NgxMaskModule.forRoot(),
        I18nModule,
        MatInputModule,
        MatButtonModule,
        MatIconModule,
        MatTooltipModule,
        MatFormFieldModule,
        MatCardModule,
        MatSelectModule,
        Ng5SliderModule,
        MatGridListModule,
        MatCheckboxModule,
        FormsModule,
        NetworkModule,
        HttpClientTestingModule,
        MatProgressSpinnerModule,
        MatProgressBarModule,

beforeEach(async(() => {
      TestBed.configureTestingModule({
        imports: [
          BrowserModule,
          BrowserAnimationsModule,
          NotifierModule,
          NgxMaskModule.forRoot(),
          I18nModule,
          MatInputModule,
          MatButtonModule,
          MatIconModule,
          MatFormFieldModule,
          MatCardModule,
          MatSelectModule,
          Ng5SliderModule,
          MatGridListModule,
          MatCheckboxModule,
          FormsModule,
          NetworkModule,
          HttpClientTestingModule,
          MatProgressSpinnerModule,
          MatProgressBarModule,
          MatTooltipModule,

],
  imports: [
    BrowserModule,
    AppRoutingModule,
    HttpClientModule,
    FormsModule,
    ReactiveFormsModule,
    AppConfigModule,
    Ng2SmartTableModule,
    NgbModule.forRoot(),
    NgbModalModule,
    ImageUploadModule,
    RecaptchaModule.forRoot(),
    RecaptchaFormsModule,
    Ng2ImgMaxModule,
    NgxMaskModule.forRoot(),
    InputSearchModule,
    BrowserAnimationsModule,
    ToastrModule.forRoot()
  ],
  providers: [
    AuthGuardUser,
    BookService,
    CategoryService,
    AuthenticationService,
    ContactUsService,
    GoogleAnalyticsService,
    AddressService,
    UserService,
    ConfirmationDialogService,
    { provide: HTTP_INTERCEPTORS, useClass: JwtInterceptor, multi: true },
    { provide: HTTP_INTERCEPTORS, useClass: ErrorInterceptor, multi: true },

beforeEach(async(() => {
    TestBed.configureTestingModule({
      declarations: [AccountComponent],
      imports: [FormsModule, ReactiveFormsModule, NgxMaskModule.forRoot(), RouterTestingModule, AppConfigModule],
      providers: [UserService, AddressService, HttpClient, HttpHandler]
    }).compileComponents();
  }));

beforeEach(async(() => {
    TestBed.configureTestingModule({
      declarations: [AppComponent],
      imports: [
        AppRoutingModule,
        CoreModule,
        SharedModule,
        RouterModule,
        BrowserModule,
        NgbModule,
        NgxMaskModule.forRoot()
      ],
      providers: [{ provide: ErrorHandler, useClass: SentryErrorHandler }]
    }).compileComponents();
  }));