/*

Copyright 2012, Free Software Foundation, Inc.

This file is part of the GNU MP Library test suite.

The GNU MP Library test suite is free software; you can redistribute it

and/or modify it under the terms of the GNU General Public License as

published by the Free Software Foundation; either version 3 of the License,

or (at your option) any later version.

The GNU MP Library test suite is distributed in the hope that it will be

useful, but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General

Public License for more details.

You should have received a copy of the GNU General Public License along with

the GNU MP Library test suite.  If not, see https://www.gnu.org/licenses/.  */

#include <limits.h>

#include <stdlib.h>

#include <stdio.h>

#include "testutils.h"

#define MAXBITS 400

#define COUNT 10000

void

testmain (int argc, char **argv)

{

  unsigned i;

  mpz_t a;

  mp_bitcnt_t b, res, ref;

  mpz_init (a);

  for (i = 0; i < COUNT; i++)

    {

      mini_random_scan_op (OP_SCAN0, MAXBITS, a, &b, &ref;;

      res = mpz_scan0 (a, b);

      if (res != ref)

	{

	  fprintf (stderr, "mpz_scan0 failed:\n");

	  dump ("a", a);

	  fprintf (stderr, "b: %lu\n", b);

	  fprintf (stderr, "r: %lu\n", res);

	  fprintf (stderr, "ref: %lu\n", ref);

	  abort ();

	}

      if (mpz_sgn (a) > 0 && ref < mpz_sizeinbase (a, 2))

	{

	  res = mpn_scan0 (a->_mp_d, b);

	  if (res != ref)

	    {

	      fprintf (stderr, "mpn_scan0 failed:\n");

	      dump ("a", a);

	      fprintf (stderr, "b: %lu\n", b);

	      fprintf (stderr, "r: %lu\n", res);

	      fprintf (stderr, "ref: %lu\n", ref);

	      abort ();

	    }

	}

      mini_random_scan_op (OP_SCAN1, MAXBITS, a, &b, &ref;;

      res = mpz_scan1 (a, b);

      if (res != ref)

	{

	  fprintf (stderr, "mpz_scan1 failed:\n");

	  dump ("a", a);

	  fprintf (stderr, "b: %lu\n", b);

	  fprintf (stderr, "r: %lu\n", res);

	  fprintf (stderr, "ref: %lu\n", ref);

	  abort ();

	}

      if (mpz_sgn (a) > 0 && ref != ~ (mp_bitcnt_t) 0)

	{

	  res = mpn_scan1 (a->_mp_d, b);

	  if (res != ref)

	    {

	      fprintf (stderr, "mpn_scan1 failed:\n");

	      dump ("a", a);

	      fprintf (stderr, "b: %lu\n", b);

	      fprintf (stderr, "r: %lu\n", res);

	      fprintf (stderr, "ref: %lu\n", ref);

	      abort ();

	    }

	}

    }

  mpz_clear (a);

}