117 lines
3.0 KiB
C
117 lines
3.0 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <gmp.h>
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#include "fmpz_poly_q.h"
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#include "ulong_extras.h"
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int
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main(void)
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{
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int i, result;
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FLINT_TEST_INIT(state);
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flint_printf("div... ");
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fflush(stdout);
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/* Check aliasing of a and b */
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for (i = 0; i < 100; i++)
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{
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fmpz_poly_q_t a, b, c;
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fmpz_poly_q_init(a);
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fmpz_poly_q_init(b);
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fmpz_poly_q_init(c);
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fmpz_poly_q_randtest(b, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
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fmpz_poly_q_randtest_not_zero(c, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
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fmpz_poly_q_div(a, b, c);
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fmpz_poly_q_div(b, b, c);
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result = fmpz_poly_q_equal(a, b);
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if (!result)
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{
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flint_printf("FAIL:\n");
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fmpz_poly_q_print(a), flint_printf("\n\n");
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fmpz_poly_q_print(b), flint_printf("\n\n");
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abort();
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}
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fmpz_poly_q_clear(a);
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fmpz_poly_q_clear(b);
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fmpz_poly_q_clear(c);
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}
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/* Check aliasing of a and c */
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for (i = 0; i < 100; i++)
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{
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fmpz_poly_q_t a, b, c;
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fmpz_poly_q_init(a);
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fmpz_poly_q_init(b);
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fmpz_poly_q_init(c);
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fmpz_poly_q_randtest(b, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
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fmpz_poly_q_randtest_not_zero(c, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
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fmpz_poly_q_div(a, b, c);
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fmpz_poly_q_div(c, b, c);
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result = (fmpz_poly_q_equal(a, c));
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if (!result)
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{
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flint_printf("FAIL:\n");
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fmpz_poly_q_print(a), flint_printf("\n\n");
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fmpz_poly_q_print(c), flint_printf("\n\n");
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abort();
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}
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fmpz_poly_q_clear(a);
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fmpz_poly_q_clear(b);
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fmpz_poly_q_clear(c);
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}
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/* Check (c/b)+(d/b) = (c+d)/b */
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for (i = 0; i < 100; i++)
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{
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fmpz_poly_q_t a1, a2, b, c, d;
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fmpz_poly_q_init(a1);
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fmpz_poly_q_init(a2);
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fmpz_poly_q_init(b);
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fmpz_poly_q_init(c);
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fmpz_poly_q_init(d);
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fmpz_poly_q_randtest_not_zero(b, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
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fmpz_poly_q_randtest(c, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
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fmpz_poly_q_randtest(d, state, n_randint(state, 50), 50, n_randint(state, 50), 50);
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fmpz_poly_q_div(a1, c, b);
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fmpz_poly_q_div(a2, d, b);
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fmpz_poly_q_add(a1, a1, a2);
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fmpz_poly_q_add(c, c, d);
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fmpz_poly_q_div(a2, c, b);
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result = fmpz_poly_q_equal(a1, a2) && fmpz_poly_q_is_canonical(a1);
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if (!result)
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{
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flint_printf("FAIL:\n");
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fmpz_poly_q_print(a1), flint_printf("\n\n");
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fmpz_poly_q_print(a2), flint_printf("\n\n");
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abort();
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}
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fmpz_poly_q_clear(a1);
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fmpz_poly_q_clear(a2);
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fmpz_poly_q_clear(b);
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fmpz_poly_q_clear(c);
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fmpz_poly_q_clear(d);
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}
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FLINT_TEST_CLEANUP(state);
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flint_printf("PASS\n");
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return EXIT_SUCCESS;
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}
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