interpretor/libsndfile-1.0.25/src/test_conversions.c

   1 /*
   2 ** Copyright (C) 2006-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
   3 **
   4 ** This program is free software; you can redistribute it and/or modify
   5 ** it under the terms of the GNU Lesser General Public License as published by
   6 ** the Free Software Foundation; either version 2.1 of the License, or
   7 ** (at your option) any later version.
   8 **
   9 ** This program is distributed in the hope that it will be useful,
  10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 ** GNU Lesser General Public License for more details.
  13 **
  14 ** You should have received a copy of the GNU Lesser General Public License
  15 ** along with this program; if not, write to the Free Software
  16 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17 */
  18
  19 #include "sfconfig.h"
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <stdarg.h>
  25 #include <errno.h>
  26 #include <inttypes.h>
  27
  28 #include "common.h"
  29 #include "test_main.h"
  30
  31
  32 /*
  33 ** This is a bit rough, but it is the nicest way to do it.
  34 */
  35
  36 #define cmp_test(line,ival,tval,str) \
  37         if (ival != tval) \
  38         {       printf (str, line, ival, tval) ; \
  39                 exit (1) ; \
  40                 } ;
  41
  42 static void
  43 conversion_test (char endian)
  44 {
  45         SF_PRIVATE      sf_private, *psf ;
  46         const char * filename = "conversion.bin" ;
  47         int64_t i64 = SF_PLATFORM_S64 (0x0123456789abcdef), t64 = 0 ;
  48         char format_str [16] ;
  49         char test_name [64] ;
  50         char i8 = 12, t8 = 0 ;
  51         short i16 = 0x123, t16 = 0 ;
  52         int i24 = 0x23456, t24 = 0 ;
  53         int i32 = 0x0a0b0c0d, t32 = 0 ;
  54         int bytes ;
  55
  56         snprintf (format_str, sizeof (format_str), "%c12348", endian) ;
  57
  58         snprintf (test_name, sizeof (test_name), "Testing %s conversions", endian == 'e' ? "little endian" : "big endian") ;
  59         print_test_name (test_name) ;
  60
  61         psf = &sf_private ;
  62         memset (psf, 0, sizeof (sf_private)) ;
  63
  64         psf->file.mode = SFM_WRITE ;
  65         snprintf (psf->file.path.c, sizeof (psf->file.path.c), "%s", filename) ;
  66
  67         if (psf_fopen (psf) != 0)
  68         {       printf ("\n\nError : failed to open file '%s' for write.\n\n", filename) ;
  69                 exit (1) ;
  70                 } ;
  71
  72         psf_binheader_writef (psf, format_str, i8, i16, i24, i32, i64) ;
  73         psf_fwrite (psf->header, 1, psf->headindex, psf) ;
  74         psf_fclose (psf) ;
  75
  76         memset (psf, 0, sizeof (sf_private)) ;
  77
  78         psf->file.mode = SFM_READ ;
  79         snprintf (psf->file.path.c, sizeof (psf->file.path.c), "%s", filename) ;
  80
  81         if (psf_fopen (psf) != 0)
  82         {       printf ("\n\nError : failed to open file '%s' for read.\n\n", filename) ;
  83                 exit (1) ;
  84                 } ;
  85
  86         bytes = psf_binheader_readf (psf, format_str, &t8, &t16, &t24, &t32, &t64) ;
  87         psf_fclose (psf) ;
  88
  89         if (bytes != 18)
  90         {       printf ("\n\nLine %d : read %d bytes.\n\n", __LINE__, bytes) ;
  91                 exit (1) ;
  92                 } ;
  93
  94         cmp_test (__LINE__, i8, t8, "\n\nLine %d : 8 bit int failed %d -> %d.\n\n") ;
  95         cmp_test (__LINE__, i16, t16, "\n\nLine %d : 16 bit int failed 0x%x -> 0x%x.\n\n") ;
  96         cmp_test (__LINE__, i24, t24, "\n\nLine %d : 24 bit int failed 0x%x -> 0x%x.\n\n") ;
  97         cmp_test (__LINE__, i32, t32, "\n\nLine %d : 32 bit int failed 0x%x -> 0x%x.\n\n") ;
  98         cmp_test (__LINE__, i64, t64, "\n\nLine %d : 64 bit int failed 0x%" PRIx64 "x -> 0x%" PRIx64 "x.\n\n") ;
  99
 100         remove (filename) ;
 101         puts ("ok") ;
 102 } /* conversion_test */
 103
 104 void
 105 test_conversions (void)
 106 {
 107         conversion_test ('E') ;
 108         conversion_test ('e') ;
 109 } /* test_conversion */
 110