private static NewOrderViewModel GetStandardVm(
            IOrderCalculationService orderCalculationService,
            FindCommandResultsModel model,
            string symbol = "M",
            IOrderManager orderManager = null)
        {
            // Arrange
            var findSymbolService = Substitute.For <IFindSymbolService>();
            var builder           = new NewOrderViewModelBuilder()
                                    .WithFindSymbolService(findSymbolService)
                                    .WithOrderCalculationService(orderCalculationService)
                                    .WithOrderManager(orderManager);
            var vm = builder.Build();

            vm.Symbol.Code = symbol;
            findSymbolService.IssueFindSymbolRequestAsync(Arg.Any <Contract>()).Returns(Task.FromResult(model));

            return(vm);
        }
        private static NewOrderViewModel GetVm()
        {
            var builder = new NewOrderViewModelBuilder();

            return(builder.Build());
        }