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 #include <stdlib.h>
26 
27 #include "core/set.h"
28 
29 #include "test_utilities.inc"
30 
print_set(igraph_set_t * set,FILE * f)31 void print_set(igraph_set_t *set, FILE *f) {
32     long int state = 0;
33     igraph_integer_t element;
34     while (igraph_set_iterate(set, &state, &element)) {
35         fprintf(f, " %li", (long int) element);
36     }
37     fprintf(f, "\n");
38 }
39 
main()40 int main() {
41 
42     igraph_set_t set;
43     int i;
44 
45     /* simple init */
46     igraph_set_init(&set, 0);
47     igraph_set_destroy(&set);
48 
49     /* addition, igraph_set_size */
50     igraph_set_init(&set, 10);
51     i = 10;
52     while (igraph_set_size(&set) < 10) {
53         igraph_set_add(&set, 2 * i);
54         i--;
55     }
56     while (igraph_set_size(&set) < 21) {
57         igraph_set_add(&set, 2 * i + 1);
58         i++;
59     }
60     print_set(&set, stdout);
61 
62     /* adding existing element */
63     igraph_set_add(&set, 8);
64     if (igraph_set_size(&set) != 21) {
65         return 4;
66     }
67 
68     /* igraph_set_contains */
69     if (igraph_set_contains(&set, 42) || !igraph_set_contains(&set, 7)) {
70         return 3;
71     }
72 
73     /* igraph_set_empty, igraph_set_clear */
74     if (igraph_set_empty(&set)) {
75         return 1;
76     }
77     igraph_set_clear(&set);
78     if (!igraph_set_empty(&set)) {
79         return 2;
80     }
81     igraph_set_destroy(&set);
82 
83     VERIFY_FINALLY_STACK();
84 
85     return 0;
86 }
87