flint-sys 0.9.0

/*
    Copyright (C) 2010 William Hart

    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 "ulong_extras.h"
#include "nmod_poly.h"

TEST_FUNCTION_START(nmod_poly_fread_print, state)
{
    int i, result, r1;

#if !defined( _MSC_VER )
    /* Check reading and writing to a file */
    for (i = 0; i < 100 * flint_test_multiplier(); i++)
    {
        nmod_poly_t a, b;
        ulong n = n_randtest_not_zero(state);
        FILE * f = fopen("nmod_poly_test", "w+");

        if (!f)
        {
            flint_printf("Error: unable to open file for writing.\n");
            fflush(stdout);
            flint_abort();
        }

        nmod_poly_init(a, n);
        nmod_poly_init(b, n);
        nmod_poly_randtest(a, state, n_randint(state, 100));

        nmod_poly_fprint(f, a);
        fflush(f);
        fclose(f);
        f = fopen("nmod_poly_test", "r");
        r1 = nmod_poly_fread(f, b);

        result = (r1 && nmod_poly_equal(a, b));
        if (!result)
        {
            flint_printf("FAIL:\n");
            flint_printf("r1 = %d, n = %wu\n", r1, a->mod.n);
            nmod_poly_print(a), flint_printf("\n\n");
            nmod_poly_print(b), flint_printf("\n\n");
            fclose(f);
            remove("nmod_poly_test");
            fflush(stdout);
            flint_abort();
        }

        fclose(f);
        if (remove("nmod_poly_test"))
        {
            flint_printf("Error, unable to delete file nmod_poly_test\n");
            fflush(stdout);
            flint_abort();
        }
        nmod_poly_clear(a);
        nmod_poly_clear(b);
    }

    TEST_FUNCTION_END(state);
#else
    TEST_FUNCTION_END_SKIPPED(state);
#endif
}