fairnesscoop / pictyschool

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

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

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

import { RemoveShippingCostCommandHandler } from './RemoveShippingCostCommandHandler';

import { RemoveShippingCostCommand } from './RemoveShippingCostCommand';

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

describe('RemoveShippingCostCommandHandler', () => {

  let shippingcostRepository: ShippingCostRepository;

  let removedShippingCost: ShippingCost;

  let handler: RemoveShippingCostCommandHandler;

  const command = new RemoveShippingCostCommand('17efcbee-bd2f-410e-9e99-51684b592bad');

  beforeEach(() => {

    shippingcostRepository = mock(ShippingCostRepository);

    removedShippingCost = mock(ShippingCost);

    handler = new RemoveShippingCostCommandHandler(

      instance(shippingcostRepository)

    );

  });

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

    when(shippingcostRepository.findOneById('17efcbee-bd2f-410e-9e99-51684b592bad'))

      .thenResolve(instance(removedShippingCost));

    await handler.execute(command);

    verify(

      shippingcostRepository.remove(instance(removedShippingCost))

    ).once();

    verify(shippingcostRepository.findOneById('17efcbee-bd2f-410e-9e99-51684b592bad')).once();

  });

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

    when(shippingcostRepository.findOneById('17efcbee-bd2f-410e-9e99-51684b592bad'))

      .thenResolve(null);

    try {

      expect(await handler.execute(command)).toBeUndefined();

    } catch (e) {

      expect(e).toBeInstanceOf(ShippingCostNotFoundException);

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

      verify(shippingcostRepository.findOneById('17efcbee-bd2f-410e-9e99-51684b592bad')).once();

      verify(shippingcostRepository.remove(anything())).never();

    }

  });

});