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