binary-com/binary-next-gen

import { fromJS } from 'immutable';
import portfolioSelectors from '../PortfolioSelectors';

 describe('portfolioSelectors', () => {
     const emptyState = () => ({
         portfolio: fromJS({}),
         boughtContracts: fromJS({}),
         account: fromJS({}),
     });

     it('should be able to be created', () => {
         const state = emptyState();
         const selectors = portfolioSelectors(state);
         expect(selectors).toBeDefined();
     });

     it('should return same immutable value for the same input state', () => {
         const state = emptyState();
         const first = portfolioSelectors(state);
         const second = portfolioSelectors(state);

         expect(first.contracts).toEqual(second.contracts);
         expect(first.portfolio).toEqual(second.portfolio);
         expect(first.purchaseTotal).toEqual(second.purchaseTotal);
         expect(first.indicativeTotal).toEqual(second.indicativeTotal);

         expect(first).toEqual(second);
     });
 });