import { PricesFacadeService } from '@store/prices/prices-facade.service' ; import { Observable , of } from 'rxjs' ; export class PricesFacadeServiceMock implements PricesFacadeService { subscribedAssets$ = of ( [ ] ) ; createPriceSubscription ( assetId ) { } getPriceForAsset ( assetId ) { return of ( '20' ) ; } }