/* -*- mode: C -*-  */
/* 
   IGraph library.
   Copyright (C) 2006  Gabor Csardi <csardi@rmki.kfki.hu>
   MTA RMKI, Konkoly-Thege Miklos st. 29-33, Budapest 1121, Hungary
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc.,  51 Franklin Street, Fifth Floor, Boston, MA 
   02110-1301 USA

*/

#include <igraph.h>

int main() {

  igraph_hashtable_t ht;
  char *str;
  const igraph_strvector_t *keys;
  long int i;

  /* init and destroy */
  igraph_hashtable_init(&ht);
  igraph_hashtable_destroy(&ht);

  /* init, add some elements and destroy */
  igraph_hashtable_init(&ht);
  igraph_hashtable_addset(&ht, "color", "green", "red");
  igraph_hashtable_addset(&ht, "size", "", "4");
  igraph_hashtable_addset(&ht, "color", "", "grey");
  igraph_hashtable_addset(&ht, "shape", "", "circle");
  igraph_hashtable_addset(&ht, "shape", "", "diamond");
  igraph_hashtable_destroy(&ht);

  /* reset */
  igraph_hashtable_init(&ht);
  igraph_hashtable_addset(&ht, "color", "green", "red");
  igraph_hashtable_addset(&ht, "size", "", "4");
  igraph_hashtable_addset(&ht, "color", "", "grey");
  igraph_hashtable_addset(&ht, "shape", "", "circle");
  igraph_hashtable_addset(&ht, "shape", "", "diamond");
  igraph_hashtable_reset(&ht);
  igraph_hashtable_addset(&ht, "color", "green", "red");
  igraph_hashtable_addset(&ht, "size", "", "4");
  igraph_hashtable_addset(&ht, "color", "", "grey");
  igraph_hashtable_addset(&ht, "shape", "", "circle");
  igraph_hashtable_addset(&ht, "shape", "", "diamond");
  igraph_hashtable_destroy(&ht);

  /* Check semantics */
  igraph_hashtable_init(&ht);
  igraph_hashtable_addset(&ht, "color", "green", "red");
  igraph_hashtable_addset(&ht, "size", "", "4");
  igraph_hashtable_addset(&ht, "color", "", "grey");
  igraph_hashtable_addset(&ht, "shape", "", "circle");
  igraph_hashtable_addset(&ht, "shape", "", "diamond");
  
  igraph_hashtable_get(&ht, "color", &str);
  printf("color: %s\n", str);
  igraph_hashtable_get(&ht, "size", &str);
  printf("size: %s\n", str);
  igraph_hashtable_get(&ht, "shape", &str);
  printf("shape: %s\n", str);
  
  igraph_hashtable_reset(&ht);

  igraph_hashtable_get(&ht, "color", &str);
  printf("color: %s\n", str);
  igraph_hashtable_get(&ht, "size", &str);
  printf("size: %s\n", str);
  igraph_hashtable_get(&ht, "shape", &str);
  printf("shape: %s\n", str);
  
  igraph_hashtable_getkeys(&ht, &keys);
  for (i=0; i<igraph_strvector_size(keys); i++) {
    igraph_strvector_get(keys, i, &str);
    printf("%s ", str);
  }
  printf("\n");
  
  igraph_hashtable_destroy(&ht);

  /* addset2 */
  igraph_hashtable_init(&ht);
  igraph_hashtable_addset2(&ht, "color", "green", "redddd", 3);
  igraph_hashtable_addset2(&ht, "size", "", "4111", 1);
  igraph_hashtable_addset2(&ht, "color", "", "greysdsdf", 4);
  igraph_hashtable_addset2(&ht, "shape", "", "circle", 6);
  igraph_hashtable_addset(&ht, "shape", "", "diamond");
  
  igraph_hashtable_get(&ht, "color", &str);
  printf("color: %s\n", str);
  igraph_hashtable_get(&ht, "size", &str);
  printf("size: %s\n", str);
  igraph_hashtable_get(&ht, "shape", &str);
  printf("shape: %s\n", str);
  
  igraph_hashtable_reset(&ht);

  igraph_hashtable_get(&ht, "color", &str);
  printf("color: %s\n", str);
  igraph_hashtable_get(&ht, "size", &str);
  printf("size: %s\n", str);
  igraph_hashtable_get(&ht, "shape", &str);
  printf("shape: %s\n", str);
  
  igraph_hashtable_getkeys(&ht, &keys);
  for (i=0; i<igraph_strvector_size(keys); i++) {
    igraph_strvector_get(keys, i, &str);
    printf("%s ", str);
  }
  printf("\n");
  
  igraph_hashtable_destroy(&ht);
  
  if (!IGRAPH_FINALLY_STACK_EMPTY) return 1;

  return 0;
}