/* 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 Db4objects.Db4o;
using Db4objects.Db4o.Query;
using Db4objects.Db4o.Tests.Common.Soda.Experiments;
using Db4objects.Db4o.Tests.Common.Soda.Util;

namespace Db4objects.Db4o.Tests.Common.Soda.Experiments
{
	public class STIdentityEvaluationTestCase : SodaBaseTestCase
	{
		public override object[] CreateData()
		{
			STIdentityEvaluationTestCase.Helper helperA = new STIdentityEvaluationTestCase.Helper
				("aaa");
			return new object[] { new Db4objects.Db4o.Tests.Common.Soda.Experiments.STIdentityEvaluationTestCase
				(null), new Db4objects.Db4o.Tests.Common.Soda.Experiments.STIdentityEvaluationTestCase
				(helperA), new Db4objects.Db4o.Tests.Common.Soda.Experiments.STIdentityEvaluationTestCase
				(helperA), new Db4objects.Db4o.Tests.Common.Soda.Experiments.STIdentityEvaluationTestCase
				(helperA), new Db4objects.Db4o.Tests.Common.Soda.Experiments.STIdentityEvaluationTestCase
				(new STIdentityEvaluationTestCase.HelperDerivate("bbb")), new Db4objects.Db4o.Tests.Common.Soda.Experiments.STIdentityEvaluationTestCase
				(new STIdentityEvaluationTestCase.Helper("dod")) };
		}

		public STIdentityEvaluationTestCase.Helper helper;

		public STIdentityEvaluationTestCase()
		{
		}

		public STIdentityEvaluationTestCase(STIdentityEvaluationTestCase.Helper h)
		{
			this.helper = h;
		}

		public virtual void Test()
		{
			IQuery q = NewQuery();
			q.Constrain(new STIdentityEvaluationTestCase.Helper("aaa"));
			IObjectSet os = q.Execute();
			STIdentityEvaluationTestCase.Helper helperA = (STIdentityEvaluationTestCase.Helper
				)os.Next();
			q = NewQuery();
			q.Constrain(typeof(Db4objects.Db4o.Tests.Common.Soda.Experiments.STIdentityEvaluationTestCase
				));
			q.Descend("helper").Constrain(helperA).Identity();
			q.Constrain(new STIdentityEvaluationTestCase.AcceptAllEvaluation());
			Expect(q, new int[] { 1, 2, 3 });
		}

		public virtual void TestMemberClassConstraint()
		{
			IQuery q = NewQuery();
			q.Constrain(typeof(Db4objects.Db4o.Tests.Common.Soda.Experiments.STIdentityEvaluationTestCase
				));
			q.Descend("helper").Constrain(typeof(STIdentityEvaluationTestCase.HelperDerivate)
				);
			Expect(q, new int[] { 4 });
		}

		[System.Serializable]
		public class AcceptAllEvaluation : IEvaluation
		{
			public virtual void Evaluate(ICandidate candidate)
			{
				candidate.Include(true);
			}
		}

		public class Helper
		{
			public string hString;

			public Helper()
			{
			}

			public Helper(string str)
			{
				hString = str;
			}
		}

		public class HelperDerivate : STIdentityEvaluationTestCase.Helper
		{
			public HelperDerivate()
			{
			}

			public HelperDerivate(string str) : base(str)
			{
			}
		}
	}
}
