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/*
igraph library.
Copyright (C) 2021 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 "../unit/test_utilities.h"
int test_file(const char* fname, igraph_bool_t should_parse) {
FILE *ifile;
igraph_t g;
igraph_error_t retval;
ifile = fopen(fname, "r");
if (ifile == 0) {
printf("Cannot open input file: %s\n", fname);
return 1;
}
retval = igraph_read_graph_graphml(&g, ifile, 0);
if (retval == IGRAPH_SUCCESS) {
/* destroy the graph if we managed to parse it */
igraph_destroy(&g);
}
fclose(ifile);
if (!should_parse && retval == IGRAPH_SUCCESS) {
/* input was accepted but it should not have been, this is a bug */
return 2;
} else {
return 0;
}
}
#undef RUN_TEST
#define RUN_TEST(fname, should_parse) { \
index++; \
if (test_file(fname, should_parse)) { \
return index; \
} \
VERIFY_FINALLY_STACK(); \
}
int main(void) {
int index = 0;
/* We do not care about errors; all we care about is that the library
* should not segfault, should not accept invalid input and should not
* print anything to stdout or stderr while parsing, apart from warnings */
igraph_set_error_handler(igraph_error_handler_ignore);
igraph_set_warning_handler(igraph_warning_handler_ignore);
RUN_TEST("invalid1.graphml", /* should_parse = */ 0);
RUN_TEST("invalid2.graphml", /* should_parse = */ 1);
RUN_TEST("invalid3.graphml", /* should_parse = */ 0);
RUN_TEST("invalid4.graphml", /* should_parse = */ 0);
RUN_TEST("invalid5.graphml", /* should_parse = */ 0);
RUN_TEST("invalid6.graphml", /* should_parse = */ 0);
VERIFY_FINALLY_STACK();
return 0;
}
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