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/* -*- mode: C -*- */
/*
IGraph library.
Copyright (C) 2022 The igraph development team
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>
#include <stdio.h>
#include "test_utilities.h"
int main(void) {
igraph_t g;
FILE *ifile;
ifile = fopen("si2_b06m_s20.A98", "rb");
IGRAPH_ASSERT(ifile != NULL);
igraph_read_graph_graphdb(&g, ifile, IGRAPH_DIRECTED);
fclose(ifile);
IGRAPH_ASSERT(igraph_is_directed(&g));
print_graph(&g);
igraph_destroy(&g);
igraph_error_handler_t *handler = igraph_set_error_handler(&igraph_error_handler_printignore);
/* Node count too low, extra bytes at end. */
ifile = fopen("si2_b06m_s20-bad1.A98", "rb");
IGRAPH_ASSERT(ifile != NULL);
IGRAPH_ASSERT(igraph_read_graph_graphdb(&g, ifile, IGRAPH_DIRECTED) == IGRAPH_PARSEERROR);
fclose(ifile);
/* Truncated file. */
ifile = fopen("si2_b06m_s20-bad2.A98", "rb");
IGRAPH_ASSERT(ifile != NULL);
IGRAPH_ASSERT(igraph_read_graph_graphdb(&g, ifile, IGRAPH_DIRECTED) == IGRAPH_PARSEERROR);
fclose(ifile);
igraph_set_error_handler(handler);
VERIFY_FINALLY_STACK();
return 0;
}
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