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

        public void RejectChanges_On_Collection_Should_Move_DeletedItems_Back_To_Unchanged()
        {
            var orders = Helper.GetOrdersIList();
            var trackable = orders.AsTrackable();

            var first = orders.First();
            trackable.Remove(first);
            var intf = trackable.CastToIChangeTrackableCollection();
            intf.RejectChanges();

            trackable.Count.Should().Be(10);
            intf.UnchangedItems.Count().Should().Be(10);
        }