flint-sys 0.9.0

Bindings to the FLINT C library
Documentation
/*
    Copyright (C) 2012 Fredrik Johansson

    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 <mpfr.h>
#include "double_extras.h"
#include "arf.h"

TEST_FUNCTION_START(arf_set_d, state)
{
    slong iter;

    for (iter = 0; iter < 100000 * 0.1 * flint_test_multiplier(); iter++)
    {
        double x;
        arf_t y, z;
        mpfr_t m;

        arf_init(y);
        arf_init(z);
        mpfr_init2(m, 53);

        x = d_randtest_special(state, -1200, 1200);
        arf_set_d(y, x);
        mpfr_set_d(m, x, MPFR_RNDN);
        arf_set_mpfr(z, m);

        if (!arf_equal(y, z) || !arf_equal_d(y, x))
        {
            flint_printf("FAIL:\n\n");
            flint_printf("x = %.17g\n\n", x);
            flint_printf("y = "); arf_print(y); flint_printf("\n\n");
            flint_printf("z = "); arf_print(z); flint_printf("\n\n");
            flint_abort();
        }

        arf_clear(y);
        arf_clear(z);
        mpfr_clear(m);
    }

    TEST_FUNCTION_END(state);
}