1 /* -*- mode: C -*-  */
2 /*
3    IGraph library.
4    Copyright (C) 2006-2012  Gabor Csardi <csardi.gabor@gmail.com>
5    334 Harvard st, Cambridge MA, 02139 USA
6 
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11 
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16 
17    You should have received a copy of the GNU General Public License
18    along with this program; if not, write to the Free Software
19    Foundation, Inc.,  51 Franklin Street, Fifth Floor, Boston, MA
20    02110-1301 USA
21 
22 */
23 
24 #include <igraph.h>
25 
main()26 int main() {
27 
28     igraph_t g;
29     long int i;
30     igraph_integer_t size;
31 
32     /* DIRECTED */
33 
34     igraph_star(&g, 10, IGRAPH_STAR_OUT, 0);
35 
36     for (i = 0; i < 100; i++) {
37         igraph_es_t es;
38         igraph_eit_t it;
39         igraph_es_pairs_small(&es, IGRAPH_DIRECTED,
40                               0, 1, 0, 2, 0, 5, 0, 2, 0, 3, 0, 4, 0, 7, 0, 9, -1);
41         igraph_eit_create(&g, es, &it);
42         igraph_es_size(&g, &es, &size);
43         IGRAPH_EIT_RESET(it);
44         while (!IGRAPH_EIT_END(it)) {
45             (void) IGRAPH_EIT_GET(it);
46             IGRAPH_EIT_NEXT(it);
47             size--;
48         }
49         if (size != 0) {
50             return 1;
51         }
52         igraph_eit_destroy(&it);
53         igraph_es_destroy(&es);
54     }
55 
56     igraph_destroy(&g);
57 
58     /* UNDIRECTED */
59 
60     igraph_star(&g, 10, IGRAPH_STAR_UNDIRECTED, 0);
61 
62     for (i = 0; i < 100; i++) {
63         igraph_es_t es;
64         igraph_eit_t it;
65         igraph_es_pairs_small(&es, IGRAPH_DIRECTED,
66                               0, 1, 2, 0, 5, 0, 0, 2, 3, 0, 0, 4, 7, 0, 0, 9, -1);
67         igraph_eit_create(&g, es, &it);
68         IGRAPH_EIT_RESET(it);
69         while (!IGRAPH_EIT_END(it)) {
70             (void) IGRAPH_EIT_GET(it);
71             IGRAPH_EIT_NEXT(it);
72         }
73         igraph_eit_destroy(&it);
74         igraph_es_destroy(&es);
75     }
76 
77     igraph_destroy(&g);
78 
79     return 0;
80 }
81