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Java > Open Source Codes > com > db4o > test > collections > TestTreeSet


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.test.collections;
22
23 import java.util.*;
24
25 import com.db4o.*;
26 import com.db4o.test.*;
27
28
29
30 public class TestTreeSet {
31     
32     private static final String JavaDoc[] CONTENT = new String JavaDoc[]{
33         "a","f","d","c","b"
34     };
35     
36     SortedSet stringTreeSet;
37     
38     SortedSet objectTreeSet;
39     
40     
41     public void storeOne(){
42         stringTreeSet = new TreeSet();
43         stringContentTo(stringTreeSet);
44         
45         objectTreeSet = new TreeSet();
46         objectContentTo(objectTreeSet);
47     }
48     
49     
50     public void testOne(){
51         
52         TreeSet stringCompareTo = new TreeSet();
53         stringContentTo(stringCompareTo);
54         
55         TreeSet objectCompareTo = new TreeSet();
56         objectContentTo(objectCompareTo);
57         
58         Test.ensure(stringTreeSet instanceof TreeSet);
59         Test.ensure(stringTreeSet.size() == stringCompareTo.size());
60         
61         Test.ensure(objectTreeSet instanceof TreeSet);
62         Test.ensure(objectTreeSet.size() == objectCompareTo.size());
63         
64         Iterator i = stringTreeSet.iterator();
65         Iterator j = stringCompareTo.iterator();
66         while(i.hasNext()){
67             Test.ensure(i.next().equals(j.next()));
68         }
69         i = objectTreeSet.iterator();
70         j = objectCompareTo.iterator();
71         while(i.hasNext()){
72             Test.ensure(i.next().equals(j.next()));
73         }
74         
75     }
76     
77     private void stringContentTo(SortedSet set){
78         for (int i = 0; i < CONTENT.length; i++) {
79             set.add(CONTENT[i]);
80         }
81     }
82     
83     private void objectContentTo(SortedSet set){
84         for (int i = 0; i < CONTENT.length; i++) {
85             set.add(new ComparableContent(CONTENT[i]));
86         }
87     }
88
89     
90     
91     
92
93 }
94
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