public void ClassicAggregate()
		{
			IList args = new ArrayList();

			ClassicAggregateFunction caf = new ClassicAggregateFunction("max", false);
			args.Add("va1");
			Assert.AreEqual("max(va1)", caf.Render(args, factoryImpl).ToString());

			args.Clear();
			args.Add("distinct");
			args.Add("va2");
			Assert.AreEqual("max(distinct va2)", caf.Render(args, factoryImpl).ToString());

			args.Clear();
			args.Add("va1");
			args.Add("va2");
			try
			{
				SqlString t = caf.Render(args, factoryImpl);
				Assert.Fail("No exception 2 argument without <setquantifier>:" + t);
			}
			catch (QueryException)
			{
				//correct
			}

			args.Clear();
			args.Add("*");
			try
			{
				SqlString t = caf.Render(args, factoryImpl);
				Assert.Fail("No exception '*' :" + t);
			}
			catch (QueryException)
			{
				//correct
			}
		}