115 lines
3.0 KiB
C
115 lines
3.0 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <gmp.h>
|
|
|
|
#include "fmpz_poly_q.h"
|
|
#include "long_extras.h"
|
|
#include "ulong_extras.h"
|
|
|
|
int
|
|
main(void)
|
|
{
|
|
int i, result;
|
|
FLINT_TEST_INIT(state);
|
|
|
|
flint_printf("scalar_div_mpq... ");
|
|
fflush(stdout);
|
|
|
|
|
|
|
|
/* Check aliasing of a and b */
|
|
for (i = 0; i < 100; i++)
|
|
{
|
|
fmpz_poly_q_t a, b;
|
|
fmpz_t x1, x2;
|
|
mpq_t y;
|
|
|
|
fmpz_poly_q_init(a);
|
|
fmpz_poly_q_init(b);
|
|
fmpz_init(x1);
|
|
fmpz_init(x2);
|
|
mpq_init(y);
|
|
|
|
fmpz_poly_q_randtest(b, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
|
|
fmpz_randtest_not_zero(x1, state, 50);
|
|
fmpz_randtest_not_zero(x2, state, 50);
|
|
fmpz_get_mpz(mpq_numref(y), x1);
|
|
fmpz_get_mpz(mpq_denref(y), x2);
|
|
mpq_canonicalize(y);
|
|
|
|
fmpz_poly_q_scalar_div_mpq(a, b, y);
|
|
fmpz_poly_q_scalar_div_mpq(b, b, y);
|
|
|
|
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);
|
|
fmpz_clear(x1);
|
|
fmpz_clear(x2);
|
|
mpq_clear(y);
|
|
}
|
|
|
|
/* Check that x (a + b) == x * a + x * b */
|
|
for (i = 0; i < 100; i++)
|
|
{
|
|
fmpz_poly_q_t a, b, c, d;
|
|
fmpz_t x1, x2;
|
|
mpq_t y;
|
|
|
|
fmpz_poly_q_init(a);
|
|
fmpz_poly_q_init(b);
|
|
fmpz_poly_q_init(c);
|
|
fmpz_poly_q_init(d);
|
|
fmpz_init(x1);
|
|
fmpz_init(x2);
|
|
mpq_init(y);
|
|
|
|
fmpz_poly_q_randtest(a, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
|
|
fmpz_poly_q_randtest(b, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
|
|
fmpz_randtest_not_zero(x1, state, 50);
|
|
fmpz_randtest_not_zero(x2, state, 50);
|
|
fmpz_get_mpz(mpq_numref(y), x1);
|
|
fmpz_get_mpz(mpq_denref(y), x2);
|
|
mpq_canonicalize(y);
|
|
|
|
fmpz_poly_q_scalar_div_mpq(c, a, y);
|
|
fmpz_poly_q_scalar_div_mpq(d, b, y);
|
|
fmpz_poly_q_add(d, c, d);
|
|
|
|
fmpz_poly_q_add(c, a, b);
|
|
fmpz_poly_q_scalar_div_mpq(c, c, y);
|
|
|
|
result = fmpz_poly_q_equal(c, d) && fmpz_poly_q_is_canonical(c);
|
|
if (!result)
|
|
{
|
|
flint_printf("FAIL:\n");
|
|
flint_printf("a = "), fmpz_poly_q_print(a), flint_printf("\n\n");
|
|
flint_printf("b = "), fmpz_poly_q_print(b), flint_printf("\n\n");
|
|
flint_printf("c = "), fmpz_poly_q_print(c), flint_printf("\n\n");
|
|
flint_printf("d = "), fmpz_poly_q_print(d), flint_printf("\n\n");
|
|
gmp_printf("y = %Qd\n\n", y);
|
|
abort();
|
|
}
|
|
|
|
fmpz_poly_q_clear(a);
|
|
fmpz_poly_q_clear(b);
|
|
fmpz_poly_q_clear(c);
|
|
fmpz_poly_q_clear(d);
|
|
fmpz_clear(x1);
|
|
fmpz_clear(x2);
|
|
mpq_clear(y);
|
|
}
|
|
|
|
FLINT_TEST_CLEANUP(state);
|
|
|
|
flint_printf("PASS\n");
|
|
return EXIT_SUCCESS;
|
|
}
|