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misc_test.c

/*
** Copyright (C) 2002-2008 Erik de Castro Lopo <erikd@mega-nerd.com>
**
** This program 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 2 of the License, or
** (at your option) any later version.
**
** This program 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 this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <samplerate.h>

#include "util.h"

static void name_test (void) ;
static void error_test (void) ;
static void src_ratio_test (void) ;

int
main (void)
{
      puts ("") ;

      printf ("    version : %s\n\n", src_get_version ()) ;

      /* Current max converter is SRC_LINEAR. */
      name_test () ;

      error_test () ;

      src_ratio_test () ;

      return 0 ;
} /* main */

static void
name_test (void)
{     const char  *name ;
      int   k = 0 ;

      puts ("    name_test :") ;

      while (1)
      {     name = src_get_name (k) ;
            if (name == NULL)
                  break ;
            printf ("\tName %d : %s\n", k, name) ;
            printf ("\tDesc %d : %s\n", k, src_get_description (k)) ;
            k ++ ;
            } ;

      puts ("") ;

      return ;
} /* name_test */

/*------------------------------------------------------------------------------
*/

typedef struct
{     double      ratio ;
      int         should_pass ;
} RATIO_TEST ;

static RATIO_TEST ratio_test [] =
{     {     1.0 / 256.1,      0 },
      {     1.0 / 256.0,      1 },
      {     1.0,              1 },
      {     256.0,                  1 },
      {     256.1,                  0 },
      {     -1.0,             0 }
} ;

static void
src_ratio_test (void)
{     int k ;

      puts ("    src_ratio_test (SRC ratio must be in range [1/256, 256]):" ) ;


      for (k = 0 ; k < ARRAY_LEN (ratio_test) ; k++)
      {     if (ratio_test [k].should_pass && src_is_valid_ratio (ratio_test [k].ratio) == 0)
            {     printf ("\n\nLine %d : SRC ratio %f should have passed.\n\n", __LINE__, ratio_test [k].ratio) ;
                  exit (1) ;
                  } ;
            if (! ratio_test [k].should_pass && src_is_valid_ratio (ratio_test [k].ratio) != 0)
            {     printf ("\n\nLine %d : SRC ratio %f should not have passed.\n\n", __LINE__, ratio_test [k].ratio) ;
                  exit (1) ;
                  } ;
            printf ("\t SRC ratio (%9.5f) : %s ................... ok\n", ratio_test [k].ratio,
                  (ratio_test [k].should_pass ? "pass" : "fail")) ;
            } ;

      puts ("") ;

      return ;
} /* src_ratio_test */

static void
error_test (void)
{     const char *errorstr ;
      int         k, errors = 0 ;

      puts ("    error_test :") ;

      for (k = 0 ; 1 ; k++)
      {     errorstr = src_strerror (k) ;
            printf ("\t%-2d : %s\n", k, errorstr) ;
            if (errorstr == NULL)
            {     errors ++ ;
                  continue ;
                  } ;
            if (strstr (errorstr, "Placeholder.") == errorstr)
                  break ;
            } ;

      if (errors != 0)
      {     printf ("\n\nLine %d : Missing error numbers above.\n\n", __LINE__) ;
            exit (1) ;
            } ;

      puts ("") ;

      return ;
} /* error_test */

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