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/* IGraph library.
Copyright (C) 2022 The igraph development team <igraph@igraph.org>
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, see <https://www.gnu.org/licenses/>.
*/
#include <igraph.h>
#include "test_utilities.h"
int main(void) {
igraph_vector_t v;
igraph_vector_t v2;
igraph_real_t result;
igraph_bool_t result_bool;
igraph_real_t nan[3] = {1, IGRAPH_NAN, 2};
igraph_real_t basic[3] = {1, 5, 2};
igraph_real_t basic_small[3] = {0, -5, -2};
printf("Taking sum of squares of empty vector:\n");
igraph_vector_view(&v, NULL, 0);
result = igraph_vector_sumsq(&v);
printf("%g\n", result);
printf("Taking sum of squares of vector with NaN:\n");
igraph_vector_view(&v, nan, 3);
result = igraph_vector_sumsq(&v);
print_real(stdout, result, "%g");
printf("\nTaking sum of squares of vector:\n");
igraph_vector_view(&v, basic, 3);
result = igraph_vector_sumsq(&v);
printf("%g\n", result);
printf("Checking if vector is equal to itself:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_view(&v2, basic, 3);
result_bool = igraph_vector_is_equal(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if vector is equal to other vector:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_view(&v2, nan, 3);
result_bool = igraph_vector_is_equal(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if all elements of vector are less than its own elements:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_view(&v2, basic, 3);
result_bool = igraph_vector_all_l(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if all elements of vector are less than vector with nan:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_view(&v2, nan, 3);
result_bool = igraph_vector_all_l(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if all elements of vector are less than vector with smaller elements:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_view(&v2, basic_small, 3);
result_bool = igraph_vector_all_l(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if all elements of vector are less than vector with larger elements:\n");
igraph_vector_view(&v, basic_small, 3);
igraph_vector_view(&v2, basic, 3);
result_bool = igraph_vector_all_l(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if all elements of vector are greater than its own elements:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_view(&v2, basic, 3);
result_bool = igraph_vector_all_g(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if all elements of vector are greater than vector with nan:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_view(&v2, nan, 3);
result_bool = igraph_vector_all_g(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if all elements of vector are greater than vector with smaller elements:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_view(&v2, basic_small, 3);
result_bool = igraph_vector_all_g(&v, &v2);
printf("%d\n", result_bool);
printf("Checking if all elements of vector are greater than vector with larger elements:\n");
igraph_vector_view(&v, basic_small, 3);
igraph_vector_view(&v2, basic, 3);
result_bool = igraph_vector_all_g(&v, &v2);
printf("%d\n", result_bool);
printf("Checking vector_printf without nans:\n");
igraph_vector_view(&v, basic, 3);
igraph_vector_printf(&v, "--%4g--");
VERIFY_FINALLY_STACK();
return 0;
}
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