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/*
Copyright (C) 2009, 2010 William Hart
Copyright (C) 2011 Fredrik Johansson
Copyright (C) 2025 Rémi Prébet
This file is part of FLINT.
FLINT is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version. See <https://www.gnu.org/licenses/>.
*/
#include "test_helpers.h"
#include "fmpz.h"
#include "fmpz_vec.h"
#include "ulong_extras.h"
TEST_FUNCTION_START(fmpz_ui_vec_prod, state)
{
int i, result;
for (i = 0; i < 1000 * flint_test_multiplier(); i++)
{
nn_ptr a = NULL, b = NULL;
fmpz_t x, y, z;
slong i;
slong len1 = n_randint(state, 100);
slong len2 = n_randint(state, 100);
a = flint_realloc(a, sizeof(ulong) * (len1 + len2));
b = a + len1;
for (i = 0; i < len1 + len2; i++)
a[i] = n_randtest(state);
fmpz_init(x);
fmpz_init(y);
fmpz_init(z);
_fmpz_ui_vec_prod(x, a, len1);
_fmpz_ui_vec_prod(y, b, len2);
fmpz_mul(x, x, y);
_fmpz_ui_vec_prod(z, a, len1 + len2);
result = (fmpz_equal(x, z));
if (!result)
{
flint_printf("FAIL:\n");
flint_printf("%ld ", len1);
for (i = 0; i < len1; i++)
flint_printf("%lu ", a[i]);
flint_printf("\n\n");
flint_printf("%ld ", len2);
for (i = 0; i < len2; i++)
flint_printf("%lu ", b[i]);
flint_printf("\n\n");
fflush(stdout);
flint_abort();
}
flint_free(a);
fmpz_clear(x);
fmpz_clear(y);
fmpz_clear(z);
}
TEST_FUNCTION_END(state);
}