/* -*- mode: C -*-  */
/* 
   IGraph library.
   Copyright (C) 2007-2012  Gabor Csardi <csardi.gabor@gmail.com>
   334 Harvard st, Cambridge MA, 02139 USA
   
   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>

void print_vector(igraph_vector_bool_t *v, FILE *f) {
  long int i;
  for (i=0; i<igraph_vector_bool_size(v); i++) {
    fprintf(f, " %i", (int) VECTOR(*v)[i]);
  }
  fprintf(f, "\n");
}

int main() {
  
  igraph_t graph;
  igraph_bool_t res;
  
  igraph_small(&graph, 0, IGRAPH_DIRECTED, 0,1, 1,2, 2,1, 0,1, 1,0, 3,4, 11,10, -1);
  igraph_has_multiple(&graph, &res);
  if (!res)
    return 1;
  igraph_destroy(&graph);
  
  igraph_small(&graph, 0, IGRAPH_UNDIRECTED,
	       0,0, 1,2, 1,1, 2,2, 2,1, 2,3, 2,4, 
	       2,5, 2,6, 2,2, 3,2, 0,0, 6,2, 2,2, 0,0, -1);
  igraph_has_multiple(&graph, &res);
  if (!res)
    return 2;
  igraph_destroy(&graph);

  igraph_small(&graph, 0, IGRAPH_DIRECTED, 0,1, 1,2, 2,1, 1,0, 3,4, 11,10, -1);
  igraph_has_multiple(&graph, &res);
  if (res)
    return 3;
  igraph_destroy(&graph);
  
  igraph_small(&graph, 0, IGRAPH_UNDIRECTED,
	       0,0, 1,2, 1,1, 2,2, 2,3, 2,4, 2,5, 2,6, 2,2, -1);
  igraph_has_multiple(&graph, &res);
  if (!res)
    return 4;
  igraph_destroy(&graph);

  igraph_small(&graph, 0, IGRAPH_UNDIRECTED,
	       0,0, 1,2, 1,1, 2,2, 2,3, 2,4, 2,5, 2,6, -1);
  igraph_has_multiple(&graph, &res);
  if (res)
    return 5;
  igraph_destroy(&graph);

  igraph_small(&graph, 0, IGRAPH_UNDIRECTED, 0,1, 0,1, 1,2, -1);
  igraph_has_multiple(&graph, &res);
  if (!res)
    return 6;
  igraph_destroy(&graph);

  igraph_small(&graph, 0, IGRAPH_UNDIRECTED, 0,0, 0,0, -1);
  igraph_has_multiple(&graph, &res);
  if (!res)
    return 7;
  igraph_destroy(&graph);

  return 0;
}
