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.db4ounit.jre12.staging;
22:
23: import java.util.*;
24:
25: import db4ounit.*;
26: import db4ounit.extensions.*;
27:
28: // COR-404
29: public class MapNullValueTestCase extends AbstractDb4oTestCase {
30:
31: public static class Data {
32: public Map _map;
33:
34: public Data(Map _map) {
35: this ._map = _map;
36: }
37: }
38:
39: private static final String KEY = "KEY";
40:
41: protected void store() throws Exception {
42: Map map = new HashMap();
43: map.put(KEY, null);
44: Data data = new Data(map);
45: Assert.isTrue(data._map.containsKey(KEY));
46: store(data);
47: }
48:
49: public void testNullValueIsPersisted() {
50: Data data = (Data) retrieveOnlyInstance(Data.class);
51: Assert.isTrue(data._map.containsKey(KEY));
52: }
53:
54: }
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