public void TestCompositeCollectionOperations()
{
var collection = new CompositeCollection <Order>();
var list1 = new List <Order>();
list1.Fill(x => new Order {
Id = x
});
var list2 = new List <Order>();
list2.Fill(x => new Order {
Id = x
}, 100);
var list3 = new List <Order>();
list3.Fill(x => new Order {
Id = x
}, 5);
collection.AddAll(list1);
collection.AddAll(list2);
collection.AddAll(list3);
collection.CollectionOperations <Order>(1105);
}