1 /* -*- mode: C -*- */
2 /*
3 IGraph library.
4 Copyright (C) 2006-2012 Gabor Csardi <csardi.gabor@gmail.com>
5 334 Harvard street, 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 igraph_vector_t v1, v2;
30 int ret;
31
32 /* simple use */
33 igraph_vector_init(&v1, 8);
34 VECTOR(v1)[0] = 0;
35 VECTOR(v1)[1] = 1;
36 VECTOR(v1)[2] = 1;
37 VECTOR(v1)[3] = 2;
38 VECTOR(v1)[4] = 2;
39 VECTOR(v1)[5] = 3;
40 VECTOR(v1)[6] = 2;
41 VECTOR(v1)[7] = 2;
42 igraph_create(&g, &v1, 0, 0);
43 if (igraph_vcount(&g) != 4) {
44 return 1;
45 }
46 igraph_vector_init(&v2, 0);
47 igraph_get_edgelist(&g, &v2, 0);
48 igraph_vector_sort(&v1);
49 igraph_vector_sort(&v2);
50 if (!igraph_vector_all_e(&v1, &v2)) {
51 return 2;
52 }
53 igraph_destroy(&g);
54
55 /* higher number of vertices */
56 igraph_create(&g, &v1, 10, 0);
57 if (igraph_vcount(&g) != 10) {
58 return 1;
59 }
60 igraph_get_edgelist(&g, &v2, 0);
61 igraph_vector_sort(&v1);
62 igraph_vector_sort(&v2);
63 if (!igraph_vector_all_e(&v1, &v2)) {
64 return 3;
65 }
66 igraph_destroy(&g);
67
68 /* error: IGRAPH_EINVEVECTOR */
69 igraph_set_error_handler(igraph_error_handler_ignore);
70 igraph_vector_resize(&v1, 9);
71 VECTOR(v1)[8] = 0;
72 ret = igraph_create(&g, &v1, 0, 0);
73 if (ret != IGRAPH_EINVEVECTOR) {
74 return 4;
75 }
76
77 /* error: IGRAPH_EINVVID */
78 igraph_vector_resize(&v1, 8);
79 VECTOR(v1)[7] = -1;
80 ret = igraph_create(&g, &v1, 10, 1);
81 if (ret != IGRAPH_EINVVID) {
82 return 5;
83 }
84 igraph_vector_destroy(&v1);
85 igraph_vector_destroy(&v2);
86
87 return 0;
88 }
89