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.common.concurrency;
22:
23: import com.db4o.*;
24: import com.db4o.db4ounit.common.persistent.*;
25: import com.db4o.ext.*;
26: import com.db4o.query.*;
27:
28: import db4ounit.*;
29: import db4ounit.extensions.*;
30:
31: public class ReadObjectSODATestCase extends Db4oClientServerTestCase {
32:
33: public static void main(String[] args) {
34: new ReadObjectSODATestCase().runConcurrency();
35: }
36:
37: private static String testString = "simple test string";
38:
39: protected void store() throws Exception {
40: for (int i = 0; i < threadCount(); i++) {
41: store(new SimpleObject(testString + i, i));
42: }
43: }
44:
45: public void concReadSameObject(ExtObjectContainer oc)
46: throws Exception {
47: int mid = threadCount() / 2;
48: Query query = oc.query();
49: query.descend("_s").constrain(testString + mid).and(
50: query.descend("_i").constrain(new Integer(mid)));
51: ObjectSet result = query.execute();
52: Assert.areEqual(1, result.size());
53: SimpleObject expected = new SimpleObject(testString + mid, mid);
54: Assert.areEqual(expected, result.next());
55: }
56:
57: public void concReadDifferentObject(ExtObjectContainer oc, int seq)
58: throws Exception {
59: Query query = oc.query();
60: query.descend("_s").constrain(testString + seq).and(
61: query.descend("_i").constrain(new Integer(seq)));
62: ObjectSet result = query.execute();
63: Assert.areEqual(1, result.size());
64: SimpleObject expected = new SimpleObject(testString + seq, seq);
65: Assert.areEqual(expected, result.next());
66: }
67: }
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