//api/machinetype/{type} onde type é o id de um tipo de maquina
        public async Task <ActionResult <MachineDTO> > GetMachineByMachineType(Guid type)
        {
            try
            {
                var machines = await _serviceMachine.GetMachineByType(type);

                return(CreatedAtAction("GetMachineByMachineType",
                                       _mapper.Map <List <Machine>, List <MachineDTO> >(machines)));
            }
            catch (NullReferenceException e)
            {
                return(NotFound(e.Message));
            }
        }
        public async void EnsureMachineIsFoundByMachineType()
        {
            var context = ContextMocker.GetContextMock();

            ContextMocker.SeedMachines(context);
            var machineService = new MachineService(context);

            List <Machine> result = await machineService.GetMachineByType(new Guid("21111111-1111-1111-1111-111111111111"));

            foreach (Machine m in result)
            {
                if (m.MachineType.Id.Equals(new Guid("21111111-1111-1111-1111-111111111111")))
                {
                    Assert.True(/* expectedMachineModel.Equals(result.MachineModel.Model) */ result.Contains(m));
                }
            }
        }