wcsmbs/tst-btowc.c

   1 /* Copyright (C) 2000-2019 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <locale.h>
  20 #include <stdio.h>
  21 #include <wchar.h>
  22
  23
  24 /* Currently selected locale.  */
  25 static const char *current_locale;
  26
  27
  28 /* Test which should succeed.  */
  29 static int
  30 ok_test (int c, wint_t expwc)
  31 {
  32   wint_t wc = btowc (c);
  33
  34   if (wc != expwc)
  35     {
  36       printf ("%s: btowc('%c') failed, returned L'\\x%x' instead of L'\\x%x'\n",
  37               current_locale, c, wc, expwc);
  38       return 1;
  39     }
  40
  41   return 0;
  42 }
  43
  44 /* Test which should fail.  */
  45 static int
  46 fail_test (int c)
  47 {
  48   wint_t wc = btowc (c);
  49
  50   if (wc != WEOF)
  51     {
  52       printf ("%s: btowc('%c') succeded, returned L'\\x%x' instead of WEOF\n",
  53               current_locale, c, wc);
  54       return 1;
  55     }
  56
  57   return 0;
  58 }
  59
  60
  61 /* Test EOF handling.  */
  62 static int
  63 eof_test (void)
  64 {
  65   wint_t wc = btowc (EOF);
  66   if (wc != WEOF)
  67     {
  68       printf ("%s: btowc(EOF) returned L'\\x%x', not WEOF\n",
  69               current_locale, wc);
  70     }
  71
  72   return 0;
  73 }
  74
  75
  76 /* Test the btowc() function for a few locales with known character sets.  */
  77 static int
  78 do_test (void)
  79 {
  80   int result = 0;
  81
  82   current_locale = setlocale (LC_ALL, "en_US.ANSI_X3.4-1968");
  83   if (current_locale == NULL)
  84     {
  85       puts ("cannot set locale \"en_US.ANSI_X3.4-1968\"");
  86       result = 1;
  87     }
  88   else
  89     {
  90       int c;
  91
  92       for (c = 0; c < 128; ++c)
  93         result |= ok_test (c, c);
  94
  95       for (c = 128; c < 256; ++c)
  96         result |= fail_test (c);
  97
  98       result |= eof_test ();
  99     }
 100
 101   current_locale = setlocale (LC_ALL, "de_DE.ISO-8859-1");
 102   if (current_locale == NULL)
 103     {
 104       puts ("cannot set locale \"de_DE.ISO-8859-1\"");
 105       result = 1;
 106     }
 107   else
 108     {
 109       int c;
 110
 111       for (c = 0; c < 256; ++c)
 112         result |= ok_test (c, c);
 113
 114       result |= eof_test ();
 115     }
 116
 117   current_locale = setlocale (LC_ALL, "de_DE.UTF-8");
 118   if (current_locale == NULL)
 119     {
 120       puts ("cannot set locale \"de_DE.UTF-8\"");
 121       result = 1;
 122     }
 123   else
 124     {
 125       int c;
 126
 127       for (c = 0; c < 128; ++c)
 128         result |= ok_test (c, c);
 129
 130       for (c = 128; c < 256; ++c)
 131         result |= fail_test (c);
 132
 133       result |= eof_test ();
 134     }
 135
 136   current_locale = setlocale (LC_ALL, "hr_HR.ISO-8859-2");
 137   if (current_locale == NULL)
 138     {
 139       puts ("cannot set locale \"hr_HR.ISO-8859-2\"");
 140       result = 1;
 141     }
 142   else
 143     {
 144       static const wint_t upper_half[] =
 145       {
 146         0x0104, 0x02D8, 0x0141, 0x00A4, 0x013D, 0x015A, 0x00A7, 0x00A8,
 147         0x0160, 0x015E, 0x0164, 0x0179, 0x00AD, 0x017D, 0x017B, 0x00B0,
 148         0x0105, 0x02DB, 0x0142, 0x00B4, 0x013E, 0x015B, 0x02C7, 0x00B8,
 149         0x0161, 0x015F, 0x0165, 0x017A, 0x02DD, 0x017E, 0x017C, 0x0154,
 150         0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0139, 0x0106, 0x00C7, 0x010C,
 151         0x00C9, 0x0118, 0x00CB, 0x011A, 0x00CD, 0x00CE, 0x010E, 0x0110,
 152         0x0143, 0x0147, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x00D7, 0x0158,
 153         0x016E, 0x00DA, 0x0170, 0x00DC, 0x00DD, 0x0162, 0x00DF, 0x0155,
 154         0x00E1, 0x00E2, 0x0103, 0x00E4, 0x013A, 0x0107, 0x00E7, 0x010D,
 155         0x00E9, 0x0119, 0x00EB, 0x011B, 0x00ED, 0x00EE, 0x010F, 0x0111,
 156         0x0144, 0x0148, 0x00F3, 0x00F4, 0x0151, 0x00F6, 0x00F7, 0x0159,
 157         0x016F, 0x00FA, 0x0171, 0x00FC, 0x00FD, 0x0163, 0x02D9
 158       };
 159       int c;
 160
 161       for (c = 0; c < 161; ++c)
 162         result |= ok_test (c, c);
 163
 164       for (c = 161; c < 256; ++c)
 165         result |= ok_test (c, upper_half[c - 161]);
 166
 167       result |= eof_test ();
 168     }
 169
 170   if (result == 0)
 171     puts ("all OK");
 172
 173   return result;
 174 }
 175
 176 #include <support/test-driver.c>