public void When_CollectionProperty_Children_Trackable_Set_CollectionProperty_And_Change_Collection_Should_Raise_StatusChanged_Event()
{
var order = Helper.GetOrder();
var trackable = order.AsTrackable();
trackable.OrderDetails = new List<OrderDetail>();
trackable.CastToIChangeTrackable().AcceptChanges();
trackable.MonitorEvents();
trackable.OrderDetails.Add(new OrderDetail());
trackable.ShouldRaise("StatusChanged");
}