public async Task Is_invalid_when_associated_orders_exist_async() { var productID = 1; var orderDataProxy = new Mock <IOrderDataProxy>(); orderDataProxy.Setup(p => p.GetByProductAsync(productID)) .Returns(Task.FromResult(Enumerable.OfType <Order>(new[] { new Order() }))); var rule = new CanDeleteProductRule(productID, orderDataProxy.Object); await rule.ValidateAsync(); rule.IsValid.ShouldBe(false); rule.ErrorMessage.ShouldNotBe(null); }
public async Task Is_valid_when_no_associated_orders_exist_async() { var productID = 1; var orderDataProxy = new Mock <IOrderDataProxy>(); orderDataProxy.Setup(p => p.GetByProductAsync(productID)) .Returns(Task.FromResult(Enumerable.Empty <Order>())); var orderService = new OrderService(orderDataProxy.Object, Mock.Of <IOrderItemService>(), Mock.Of <ITransactionContext>()); var rule = new CanDeleteProductRule(productID, orderService); await rule.ValidateAsync(); rule.IsValid.ShouldBe(true); rule.ErrorMessage.ShouldBe(null); }