text: import reducer from '../../reducers/';
  import ProductMock from '../../__mocks__/ProductMock';
  
  describe('Reducers ', () => {
      test('Return initial State', () => {
          expect(reducer({}, '')).toEqual({});
      });
      test('ADD_TO_CART', () => {
          const initialState = {
              cart: [],
          };
          const payload = ProductMock;
          const action = {
              type: 'ADD_TO_CART',
              payload
          };
  
          const expected = {
              cart: [
                  ProductMock
              ]
          };
  
          expect(reducer(initialState, action)).toEqual(expected);
      });
  });