src/test_libFLAC/format.c

   1 /* test_libFLAC - Unit tester for libFLAC
   2  * Copyright (C) 2004,2005,2006,2007,2008,2009  Josh Coalson
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (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 General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #if HAVE_CONFIG_H
  20 #  include <config.h>
  21 #endif
  22
  23 #include "FLAC/assert.h"
  24 #include "FLAC/format.h"
  25 #include "format.h"
  26 #include <stdio.h>
  27
  28 static const char *true_false_string_[2] = { "false", "true" };
  29
  30 static struct {
  31         unsigned rate;
  32         FLAC__bool valid;
  33         FLAC__bool subset;
  34 } SAMPLE_RATES[] = {
  35         { 0      , false, false },
  36         { 1      , true , true  },
  37         { 9      , true , true  },
  38         { 10     , true , true  },
  39         { 4000   , true , true  },
  40         { 8000   , true , true  },
  41         { 11025  , true , true  },
  42         { 12000  , true , true  },
  43         { 16000  , true , true  },
  44         { 22050  , true , true  },
  45         { 24000  , true , true  },
  46         { 32000  , true , true  },
  47         { 32768  , true , true  },
  48         { 44100  , true , true  },
  49         { 48000  , true , true  },
  50         { 65000  , true , true  },
  51         { 65535  , true , true  },
  52         { 65536  , true , false },
  53         { 65540  , true , true  },
  54         { 65550  , true , true  },
  55         { 65555  , true , false },
  56         { 66000  , true , true  },
  57         { 66001  , true , false },
  58         { 96000  , true , true  },
  59         { 100000 , true , true  },
  60         { 100001 , true , false },
  61         { 192000 , true , true  },
  62         { 500000 , true , true  },
  63         { 500001 , true , false },
  64         { 500010 , true , true  },
  65         { 655349 , true , false },
  66         { 655350 , true , true  },
  67         { 655351 , false, false },
  68         { 655360 , false, false },
  69         { 700000 , false, false },
  70         { 700010 , false, false },
  71         { 1000000, false, false },
  72         { 1100000, false, false }
  73 };
  74
  75 static struct {
  76         const char *string;
  77         FLAC__bool valid;
  78 } VCENTRY_NAMES[] = {
  79         { ""    , true  },
  80         { "a"   , true  },
  81         { "="   , false },
  82         { "a="  , false },
  83         { "\x01", false },
  84         { "\x1f", false },
  85         { "\x7d", true  },
  86         { "\x7e", false },
  87         { "\xff", false }
  88 };
  89
  90 static struct {
  91         unsigned length;
  92         const FLAC__byte *string;
  93         FLAC__bool valid;
  94 } VCENTRY_VALUES[] = {
  95         { 0, (const FLAC__byte*)""            , true  },
  96         { 1, (const FLAC__byte*)""            , true  },
  97         { 1, (const FLAC__byte*)"\x01"        , true  },
  98         { 1, (const FLAC__byte*)"\x7f"        , true  },
  99         { 1, (const FLAC__byte*)"\x80"        , false },
 100         { 1, (const FLAC__byte*)"\x81"        , false },
 101         { 1, (const FLAC__byte*)"\xc0"        , false },
 102         { 1, (const FLAC__byte*)"\xe0"        , false },
 103         { 1, (const FLAC__byte*)"\xf0"        , false },
 104         { 2, (const FLAC__byte*)"\xc0\x41"    , false },
 105         { 2, (const FLAC__byte*)"\xc1\x41"    , false },
 106         { 2, (const FLAC__byte*)"\xc0\x85"    , false }, /* non-shortest form */
 107         { 2, (const FLAC__byte*)"\xc1\x85"    , false }, /* non-shortest form */
 108         { 2, (const FLAC__byte*)"\xc2\x85"    , true  },
 109         { 2, (const FLAC__byte*)"\xe0\x41"    , false },
 110         { 2, (const FLAC__byte*)"\xe1\x41"    , false },
 111         { 2, (const FLAC__byte*)"\xe0\x85"    , false },
 112         { 2, (const FLAC__byte*)"\xe1\x85"    , false },
 113         { 3, (const FLAC__byte*)"\xe0\x85\x41", false },
 114         { 3, (const FLAC__byte*)"\xe1\x85\x41", false },
 115         { 3, (const FLAC__byte*)"\xe0\x85\x80", false }, /* non-shortest form */
 116         { 3, (const FLAC__byte*)"\xe0\x95\x80", false }, /* non-shortest form */
 117         { 3, (const FLAC__byte*)"\xe0\xa5\x80", true  },
 118         { 3, (const FLAC__byte*)"\xe1\x85\x80", true  },
 119         { 3, (const FLAC__byte*)"\xe1\x95\x80", true  },
 120         { 3, (const FLAC__byte*)"\xe1\xa5\x80", true  }
 121 };
 122
 123 static struct {
 124         const FLAC__byte *string;
 125         FLAC__bool valid;
 126 } VCENTRY_VALUES_NT[] = {
 127         { (const FLAC__byte*)""            , true  },
 128         { (const FLAC__byte*)"\x01"        , true  },
 129         { (const FLAC__byte*)"\x7f"        , true  },
 130         { (const FLAC__byte*)"\x80"        , false },
 131         { (const FLAC__byte*)"\x81"        , false },
 132         { (const FLAC__byte*)"\xc0"        , false },
 133         { (const FLAC__byte*)"\xe0"        , false },
 134         { (const FLAC__byte*)"\xf0"        , false },
 135         { (const FLAC__byte*)"\xc0\x41"    , false },
 136         { (const FLAC__byte*)"\xc1\x41"    , false },
 137         { (const FLAC__byte*)"\xc0\x85"    , false }, /* non-shortest form */
 138         { (const FLAC__byte*)"\xc1\x85"    , false }, /* non-shortest form */
 139         { (const FLAC__byte*)"\xc2\x85"    , true  },
 140         { (const FLAC__byte*)"\xe0\x41"    , false },
 141         { (const FLAC__byte*)"\xe1\x41"    , false },
 142         { (const FLAC__byte*)"\xe0\x85"    , false },
 143         { (const FLAC__byte*)"\xe1\x85"    , false },
 144         { (const FLAC__byte*)"\xe0\x85\x41", false },
 145         { (const FLAC__byte*)"\xe1\x85\x41", false },
 146         { (const FLAC__byte*)"\xe0\x85\x80", false }, /* non-shortest form */
 147         { (const FLAC__byte*)"\xe0\x95\x80", false }, /* non-shortest form */
 148         { (const FLAC__byte*)"\xe0\xa5\x80", true  },
 149         { (const FLAC__byte*)"\xe1\x85\x80", true  },
 150         { (const FLAC__byte*)"\xe1\x95\x80", true  },
 151         { (const FLAC__byte*)"\xe1\xa5\x80", true  }
 152 };
 153
 154 static struct {
 155         unsigned length;
 156         const FLAC__byte *string;
 157         FLAC__bool valid;
 158 } VCENTRIES[] = {
 159         { 0, (const FLAC__byte*)""              , false },
 160         { 1, (const FLAC__byte*)"a"             , false },
 161         { 1, (const FLAC__byte*)"="             , true  },
 162         { 2, (const FLAC__byte*)"a="            , true  },
 163         { 2, (const FLAC__byte*)"\x01="         , false },
 164         { 2, (const FLAC__byte*)"\x1f="         , false },
 165         { 2, (const FLAC__byte*)"\x7d="         , true  },
 166         { 2, (const FLAC__byte*)"\x7e="         , false },
 167         { 2, (const FLAC__byte*)"\xff="         , false },
 168         { 3, (const FLAC__byte*)"a=\x01"        , true  },
 169         { 3, (const FLAC__byte*)"a=\x7f"        , true  },
 170         { 3, (const FLAC__byte*)"a=\x80"        , false },
 171         { 3, (const FLAC__byte*)"a=\x81"        , false },
 172         { 3, (const FLAC__byte*)"a=\xc0"        , false },
 173         { 3, (const FLAC__byte*)"a=\xe0"        , false },
 174         { 3, (const FLAC__byte*)"a=\xf0"        , false },
 175         { 4, (const FLAC__byte*)"a=\xc0\x41"    , false },
 176         { 4, (const FLAC__byte*)"a=\xc1\x41"    , false },
 177         { 4, (const FLAC__byte*)"a=\xc0\x85"    , false }, /* non-shortest form */
 178         { 4, (const FLAC__byte*)"a=\xc1\x85"    , false }, /* non-shortest form */
 179         { 4, (const FLAC__byte*)"a=\xc2\x85"    , true  },
 180         { 4, (const FLAC__byte*)"a=\xe0\x41"    , false },
 181         { 4, (const FLAC__byte*)"a=\xe1\x41"    , false },
 182         { 4, (const FLAC__byte*)"a=\xe0\x85"    , false },
 183         { 4, (const FLAC__byte*)"a=\xe1\x85"    , false },
 184         { 5, (const FLAC__byte*)"a=\xe0\x85\x41", false },
 185         { 5, (const FLAC__byte*)"a=\xe1\x85\x41", false },
 186         { 5, (const FLAC__byte*)"a=\xe0\x85\x80", false }, /* non-shortest form */
 187         { 5, (const FLAC__byte*)"a=\xe0\x95\x80", false }, /* non-shortest form */
 188         { 5, (const FLAC__byte*)"a=\xe0\xa5\x80", true  },
 189         { 5, (const FLAC__byte*)"a=\xe1\x85\x80", true  },
 190         { 5, (const FLAC__byte*)"a=\xe1\x95\x80", true  },
 191         { 5, (const FLAC__byte*)"a=\xe1\xa5\x80", true  }
 192 };
 193
 194 FLAC__bool test_format(void)
 195 {
 196         unsigned i;
 197
 198         printf("\n+++ libFLAC unit test: format\n\n");
 199
 200         for(i = 0; i < sizeof(SAMPLE_RATES)/sizeof(SAMPLE_RATES[0]); i++) {
 201                 printf("testing FLAC__format_sample_rate_is_valid(%u)... ", SAMPLE_RATES[i].rate);
 202                 if(FLAC__format_sample_rate_is_valid(SAMPLE_RATES[i].rate) != SAMPLE_RATES[i].valid) {
 203                         printf("FAILED, expected %s, got %s\n", true_false_string_[SAMPLE_RATES[i].valid], true_false_string_[!SAMPLE_RATES[i].valid]);
 204                         return false;
 205                 }
 206                 printf("OK\n");
 207         }
 208
 209         for(i = 0; i < sizeof(SAMPLE_RATES)/sizeof(SAMPLE_RATES[0]); i++) {
 210                 printf("testing FLAC__format_sample_rate_is_subset(%u)... ", SAMPLE_RATES[i].rate);
 211                 if(FLAC__format_sample_rate_is_subset(SAMPLE_RATES[i].rate) != SAMPLE_RATES[i].subset) {
 212                         printf("FAILED, expected %s, got %s\n", true_false_string_[SAMPLE_RATES[i].subset], true_false_string_[!SAMPLE_RATES[i].subset]);
 213                         return false;
 214                 }
 215                 printf("OK\n");
 216         }
 217
 218         for(i = 0; i < sizeof(VCENTRY_NAMES)/sizeof(VCENTRY_NAMES[0]); i++) {
 219                 printf("testing FLAC__format_vorbiscomment_entry_name_is_legal(\"%s\")... ", VCENTRY_NAMES[i].string);
 220                 if(FLAC__format_vorbiscomment_entry_name_is_legal(VCENTRY_NAMES[i].string) != VCENTRY_NAMES[i].valid) {
 221                         printf("FAILED, expected %s, got %s\n", true_false_string_[VCENTRY_NAMES[i].valid], true_false_string_[!VCENTRY_NAMES[i].valid]);
 222                         return false;
 223                 }
 224                 printf("OK\n");
 225         }
 226
 227         for(i = 0; i < sizeof(VCENTRY_VALUES)/sizeof(VCENTRY_VALUES[0]); i++) {
 228                 printf("testing FLAC__format_vorbiscomment_entry_value_is_legal(\"%s\", %u)... ", VCENTRY_VALUES[i].string, VCENTRY_VALUES[i].length);
 229                 if(FLAC__format_vorbiscomment_entry_value_is_legal(VCENTRY_VALUES[i].string, VCENTRY_VALUES[i].length) != VCENTRY_VALUES[i].valid) {
 230                         printf("FAILED, expected %s, got %s\n", true_false_string_[VCENTRY_VALUES[i].valid], true_false_string_[!VCENTRY_VALUES[i].valid]);
 231                         return false;
 232                 }
 233                 printf("OK\n");
 234         }
 235
 236         for(i = 0; i < sizeof(VCENTRY_VALUES_NT)/sizeof(VCENTRY_VALUES_NT[0]); i++) {
 237                 printf("testing FLAC__format_vorbiscomment_entry_value_is_legal(\"%s\", -1)... ", VCENTRY_VALUES_NT[i].string);
 238                 if(FLAC__format_vorbiscomment_entry_value_is_legal(VCENTRY_VALUES_NT[i].string, (unsigned)(-1)) != VCENTRY_VALUES_NT[i].valid) {
 239                         printf("FAILED, expected %s, got %s\n", true_false_string_[VCENTRY_VALUES_NT[i].valid], true_false_string_[!VCENTRY_VALUES_NT[i].valid]);
 240                         return false;
 241                 }
 242                 printf("OK\n");
 243         }
 244
 245         for(i = 0; i < sizeof(VCENTRIES)/sizeof(VCENTRIES[0]); i++) {
 246                 printf("testing FLAC__format_vorbiscomment_entry_is_legal(\"%s\", %u)... ", VCENTRIES[i].string, VCENTRIES[i].length);
 247                 if(FLAC__format_vorbiscomment_entry_is_legal(VCENTRIES[i].string, VCENTRIES[i].length) != VCENTRIES[i].valid) {
 248                         printf("FAILED, expected %s, got %s\n", true_false_string_[VCENTRIES[i].valid], true_false_string_[!VCENTRIES[i].valid]);
 249                         return false;
 250                 }
 251                 printf("OK\n");
 252         }
 253
 254         printf("\nPASSED!\n");
 255         return true;
 256 }