pqc/external/flint-2.4.3/fmpz_poly_q/test/t-set_equal.c

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2014-05-18 22:03:37 +00:00
#include <stdio.h>
#include <stdlib.h>
#include <gmp.h>
#include "fmpz_poly_q.h"
#include "ulong_extras.h"
int
main(void)
{
int i, result;
FLINT_TEST_INIT(state);
flint_printf("set/equal... ");
fflush(stdout);
/* Equal polynomials */
for (i = 0; i < 100; i++)
{
fmpz_poly_q_t a, b;
fmpz_poly_q_init(a);
fmpz_poly_q_init(b);
fmpz_poly_q_randtest(a, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
fmpz_poly_q_set(b, a);
result = fmpz_poly_q_equal(a, b);
if (!result)
{
flint_printf("FAIL:\n");
fmpz_poly_q_print(a), flint_printf("\n\n");
fmpz_poly_q_print(b), flint_printf("\n\n");
abort();
}
fmpz_poly_q_clear(a);
fmpz_poly_q_clear(b);
}
for (i = 0; i < 100; i++)
{
fmpz_poly_q_t a, b;
slong coeff = n_randint(state, 50);
fmpz_t x1, x2;
fmpz_init(x1);
fmpz_init(x2);
fmpz_poly_q_init(a);
fmpz_poly_q_init(b);
fmpz_poly_q_randtest(a, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
fmpz_poly_q_set(b, a);
fmpz_poly_get_coeff_fmpz(x2, fmpz_poly_q_numref(b), coeff);
do
fmpz_randtest(x1, state, 50);
while (fmpz_equal(x1, x2));
fmpz_poly_set_coeff_fmpz(fmpz_poly_q_numref(b), coeff, x1);
fmpz_poly_q_canonicalise(b);
result = !fmpz_poly_q_equal(a, b);
if (!result)
{
flint_printf("FAIL:\n");
fmpz_poly_q_print(a), flint_printf("\n\n");
fmpz_poly_q_print(b), flint_printf("\n\n");
abort();
}
fmpz_clear(x1);
fmpz_clear(x2);
fmpz_poly_q_clear(a);
fmpz_poly_q_clear(b);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return EXIT_SUCCESS;
}