public void Setup() { var updateStorage = new InMemoryDbUpdateStorage(); updateStorage.Add(new OrderInProgress() { OrderId = orderId.ToString(), Description = "fake order", ProductName = "fake_product", Price = 1, Quantity = 10, TotalAmount = 10 }); this.readStorage = updateStorage; OrderInProgressDenormilizer denormilizer = new OrderInProgressDenormilizer(updateStorage, new EmptyLogger()); denormilizer.Consume(new OrderRejected(orderId, "fake order", "order is not valid!")); }