fairnesscoop / pictyschool

import { mock, instance, when, verify } from 'ts-mockito';

import { GetShippingCostByIdQueryHandler } from './GetShippingCostByIdQueryHandler';

import { GetShippingCostByIdQuery } from './GetShippingCostByIdQuery';

import { ShippingCostRepository } from 'src/Infrastructure/Order/Repository/ShippingCostRepository';

import { ShippingCostView } from '../../View/ShippingCostView';

import { ShippingCost } from 'src/Domain/Order/ShippingCost.entity';

import { ShippingCostNotFoundException } from 'src/Domain/Order/Exception/ShippingCostNotFoundException';

describe('GetShippingCostByIdQueryHandler', () => {

  const query = new GetShippingCostByIdQuery('eb9e1d9b-dce2-48a9-b64f-f0872f3157d2');

  it('testGetShippingCost', async () => {

    const shippingcostRepository = mock(ShippingCostRepository);

    const queryHandler = new GetShippingCostByIdQueryHandler(instance(shippingcostRepository));

    const expectedResult = new ShippingCostView(

      'eb9e1d9b-dce2-48a9-b64f-f0872f3157d2',

      1000,

      9.99

    );

    const shippingcost = mock(ShippingCost);

    when(shippingcost.getId()).thenReturn('eb9e1d9b-dce2-48a9-b64f-f0872f3157d2');

    when(shippingcost.getGrams()).thenReturn(1000);

    when(shippingcost.getPriceFromCents()).thenReturn(9.99);

    when(

      shippingcostRepository.findOneById('eb9e1d9b-dce2-48a9-b64f-f0872f3157d2')

    ).thenResolve(instance(shippingcost));

    expect(await queryHandler.execute(query)).toMatchObject(expectedResult);

    verify(

      shippingcostRepository.findOneById('eb9e1d9b-dce2-48a9-b64f-f0872f3157d2')

    ).once();

  });

  it('testGetShippingCostNotFound', async () => {

    const shippingcostRepository = mock(ShippingCostRepository);

    const queryHandler = new GetShippingCostByIdQueryHandler(instance(shippingcostRepository));

    when(

      shippingcostRepository.findOneById('eb9e1d9b-dce2-48a9-b64f-f0872f3157d2')

    ).thenResolve(null);

    try {

      expect(await queryHandler.execute(query)).toBeUndefined();

    } catch (e) {

      expect(e).toBeInstanceOf(ShippingCostNotFoundException);

      expect(e.message).toBe('shipping_costs.errors.not_found');

      verify(

        shippingcostRepository.findOneById('eb9e1d9b-dce2-48a9-b64f-f0872f3157d2')

      ).once();

    }

  });

});