ChangeTracking.Tests.IChangeTrackableCollectionTests.When_Adding_To_Collection_Should_Be_IChangeTracableTrackable C# (CSharp) Method

        public void When_Adding_To_Collection_Should_Be_IChangeTracableTrackable()
        {
            var orders = Helper.GetOrdersIList();

            var trackable = orders.AsTrackable();
            trackable.Add(new Order { Id = 999999999, CustomerNumber = "Customer" });

            trackable.Single(o => o.Id == 999999999).Should().BeAssignableTo<IChangeTrackable<Order>>();
        }