01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package com.db4o.test;
22:
23: import com.db4o.*;
24: import com.db4o.query.*;
25:
26: public class QueryNonExistant {
27:
28: QueryNonExistant1 member;
29:
30: public QueryNonExistant() {
31: // db4o constructor
32: }
33:
34: public QueryNonExistant(boolean createMembers) {
35: member = new QueryNonExistant1();
36: member.member = new QueryNonExistant2();
37: member.member.member = this ;
38: // db4o constructor
39: }
40:
41: public void test() {
42: ObjectContainer con = Test.objectContainer();
43: con.get((new QueryNonExistant(true)));
44: Test.ensureOccurrences(new QueryNonExistant(), 0);
45: Query q = con.query();
46: q.constrain(new QueryNonExistant(true));
47: Test.ensure(q.execute().size() == 0);
48: }
49:
50: public static class QueryNonExistant1 {
51: QueryNonExistant2 member;
52: }
53:
54: public static class QueryNonExistant2 extends QueryNonExistant1 {
55: QueryNonExistant member;
56: }
57:
58: }
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