public void DragDropCopyTest()
        {
            Random      rand     = new Random(0);
            TECBid      bid      = ModelCreation.TestBid(rand, 2);
            TECSubScope subScope = ModelCreation.TestSubScope(bid.Catalogs, rand);

            var copy = subScope.DropData() as TECSubScope;

            Assert.AreEqual(subScope.Name, copy.Name);
            Assert.IsTrue(subScope.CostBatch.CostsEqual(copy.CostBatch));
        }