/* This file is part of the db4o object database http://www.db4o.com

Copyright (C) 2004 - 2010  Versant Corporation http://www.versant.com

db4o is free software; you can redistribute it and/or modify it under
the terms of version 3 of the GNU General Public License as published
by the Free Software Foundation.

db4o is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License along
with this program.  If not, see http://www.gnu.org/licenses/. */
using Db4oUnit;
using Db4oUnit.Extensions;
using Db4objects.Db4o;
using Db4objects.Db4o.Config;
using Db4objects.Db4o.Query;
using Db4objects.Db4o.Tests.Common.Querying;

namespace Db4objects.Db4o.Tests.Common.Querying
{
	public class CascadeOnActivate : AbstractDb4oTestCase, IOptOutTA
	{
		public string name;

		public CascadeOnActivate child;

		protected override void Configure(IConfiguration conf)
		{
			conf.ObjectClass(this).CascadeOnActivate(true);
		}

		protected override void Store()
		{
			CascadeOnActivate coa = new CascadeOnActivate();
			coa.name = "1";
			coa.child = new CascadeOnActivate();
			coa.child.name = "2";
			coa.child.child = new CascadeOnActivate();
			coa.child.child.name = "3";
			Db().Store(coa);
		}

		public virtual void Test()
		{
			IQuery q = NewQuery(GetType());
			q.Descend("name").Constrain("1");
			IObjectSet os = q.Execute();
			CascadeOnActivate coa = (CascadeOnActivate)os.Next();
			CascadeOnActivate coa3 = coa.child.child;
			Assert.AreEqual("3", coa3.name);
			Db().Deactivate(coa, int.MaxValue);
			Assert.IsNull(coa3.name);
			Db().Activate(coa, 1);
			Assert.AreEqual("3", coa3.name);
		}
	}
}
