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Java > Open Source Codes > com > db4o > db4ounit > common > header > OldHeaderTest


1 /* Copyright (C) 2004 - 2006 db4objects Inc. http://www.db4o.com
2
3 This file is part of the db4o open source object database.
4
5 db4o is free software; you can redistribute it and/or modify it under
6 the terms of version 2 of the GNU General Public License as published
7 by the Free Software Foundation and as clarified by db4objects' GPL
8 interpretation policy, available at
9 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.header;
22
23 import com.db4o.Db4o;
24 import com.db4o.ObjectContainer;
25 import com.db4o.db4ounit.util.*;
26 import com.db4o.foundation.io.*;
27
28 import db4ounit.*;
29
30 public class OldHeaderTest implements TestCase {
31     
32     private static final String JavaDoc ORIGINAL_FILE = WorkspaceServices.workspacePath("db4oj.tests/test/db4oVersions/db4o_5.5.2");
33     
34     private static final String JavaDoc DB_FILE = WorkspaceServices.workspacePath("db4oj.tests/test/db4oVersions/db4o_5.5.2.yap");
35     
36     public void test() {
37         
38         if(! File4.exists(ORIGINAL_FILE)){
39             TestPlatform.emitWarning(ORIGINAL_FILE + " does not exist. Can not run " + getClass().getName());
40             return;
41         }
42         
43         File4.copy(ORIGINAL_FILE, DB_FILE);
44         
45         Db4o.configure().allowVersionUpdates(true);
46         ObjectContainer oc = Db4o.openFile(DB_FILE);
47         try {
48             Assert.isNotNull(oc);
49         } finally {
50             oc.close();
51             Db4o.configure().allowVersionUpdates(false);
52         }
53     }
54 }
55
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