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Java > Open Source Codes > com > db4o > db4ounit > common > soda > util > SodaTestUtil


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.soda.util;
22
23 import com.db4o.*;
24 import com.db4o.query.*;
25
26 import db4ounit.*;
27
28 public class SodaTestUtil {
29
30     public static void expectOne(Query query, Object JavaDoc object) {
31         expect(query, new Object JavaDoc[] { object });
32     }
33
34     public static void expectNone(Query query) {
35         expect(query, null);
36     }
37
38     public static void expect(Query query, Object JavaDoc[] results) {
39         expect(query, results, false);
40     }
41
42     public static void expectOrdered(Query query, Object JavaDoc[] results) {
43         expect(query, results, true);
44     }
45
46     public static void expect(Query query, Object JavaDoc[] results, boolean ordered) {
47         ObjectSet set = query.execute();
48         if (results == null || results.length == 0) {
49             if (set.size() > 0) {
50                 Assert.fail("No content expected.");
51             }
52             return;
53         }
54         int j = 0;
55         if (set.size() == results.length) {
56             while (set.hasNext()) {
57                 Object JavaDoc obj = set.next();
58                 boolean found = false;
59                 if (ordered) {
60                     if (TCompare.isEqual(results[j], obj)) {
61                         results[j] = null;
62                         found = true;
63                     }
64                     j++;
65                 } else {
66                     for (int i = 0; i < results.length; i++) {
67                         if (results[i] != null) {
68                             if (TCompare.isEqual(results[i], obj)) {
69                                 results[i] = null;
70                                 found = true;
71                                 break;
72                             }
73                         }
74                     }
75                 }
76                 if (!found) {
77                     Assert.fail("Object not expected: " + obj);
78                 }
79             }
80             for (int i = 0; i < results.length; i++) {
81                 if (results[i] != null) {
82                     Assert.fail("Expected object not returned: " + results[i]);
83                 }
84             }
85         } else {
86             Assert.fail(
87                 "Unexpected size returned.\nExpected: "
88                     + results.length
89                     + " Returned: "
90                     + set.size());
91         }
92     }
93     
94     private SodaTestUtil() {}
95 }
96
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