1 /*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
15 */
16
17
18 package jr239.co620;
19 import java.util.ArrayList;
20 import java.util.HashSet;
21 /**
22 *
23 * @author jar
24 */
25 public class CoupleTest {
26 public static void main (String[] args){
27 java.util.HashSet<Couple> s =new java.util.HashSet<Couple> (3);
28 Couple<Integer>
29 c =new Couple<Integer> (1,4),
30 d = new Couple<Integer> (4,1) ,
31 e = new Couple<Integer> (1,2),
32 f = new Couple<Integer> (2,1);
33
34 s.add(c);
35 s.add(f);
36 s.add(f);
37 assert (s.contains(d));
38 assert (s.contains(f));
39 assert (s.contains(f));
40 assert (s.contains(e));
41 Couple<Integer> cc = new Couple<Integer> (1,1);
42 assert !(s.contains(cc));
43 s.add(f);
44 assert s.add(f);
45
46
47 }
48
49
50 }