maint/gnulib/tests/unistr/test-u8-mbtoucr.c

/* */
This source file includes following definitions.
main
   1 /* Test of u8_mbtoucr() function.
   2    Copyright (C) 2010-2021 Free Software Foundation, Inc.
   3 
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 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 General Public License for more details.
  13 
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16 
  17 /* Written by Bruno Haible <bruno@clisp.org>, 2010.  */
  18 
  19 #include <config.h>
  20 
  21 #include "unistr.h"
  22 
  23 #include "macros.h"
  24 
  25 int
  26 main ()
     /*  */
  27 {
  28   ucs4_t uc;
  29   int ret;
  30 
  31   /* Test NUL unit input.  */
  32   {
  33     static const uint8_t input[] = "";
  34     uc = 0xBADFACE;
  35     ret = u8_mbtoucr (&uc, input, 1);
  36     ASSERT (ret == 1);
  37     ASSERT (uc == 0);
  38   }
  39 
  40   /* Test ISO 646 unit input.  */
  41   {
  42     ucs4_t c;
  43     uint8_t buf[1];
  44 
  45     for (c = 0; c < 0x80; c++)
  46       {
  47         buf[0] = c;
  48         uc = 0xBADFACE;
  49         ret = u8_mbtoucr (&uc, buf, 1);
  50         ASSERT (ret == 1);
  51         ASSERT (uc == c);
  52       }
  53   }
  54 
  55   /* Test 2-byte character input.  */
  56   {
  57     static const uint8_t input[] = { 0xC3, 0x97 };
  58     uc = 0xBADFACE;
  59     ret = u8_mbtoucr (&uc, input, 2);
  60     ASSERT (ret == 2);
  61     ASSERT (uc == 0x00D7);
  62   }
  63 
  64   /* Test 3-byte character input.  */
  65   {
  66     static const uint8_t input[] = { 0xE2, 0x82, 0xAC };
  67     uc = 0xBADFACE;
  68     ret = u8_mbtoucr (&uc, input, 3);
  69     ASSERT (ret == 3);
  70     ASSERT (uc == 0x20AC);
  71   }
  72 
  73   /* Test 4-byte character input.  */
  74   {
  75     static const uint8_t input[] = { 0xF4, 0x8F, 0xBF, 0xBD };
  76     uc = 0xBADFACE;
  77     ret = u8_mbtoucr (&uc, input, 4);
  78     ASSERT (ret == 4);
  79     ASSERT (uc == 0x10FFFD);
  80   }
  81 
  82   /* Test incomplete/invalid 1-byte input.  */
  83   {
  84     static const uint8_t input[] = { 0xC1 };
  85     uc = 0xBADFACE;
  86     ret = u8_mbtoucr (&uc, input, 1);
  87     ASSERT (ret == -1);
  88     ASSERT (uc == 0xFFFD);
  89   }
  90   {
  91     static const uint8_t input[] = { 0xC3 };
  92     uc = 0xBADFACE;
  93     ret = u8_mbtoucr (&uc, input, 1);
  94     ASSERT (ret == -2);
  95     ASSERT (uc == 0xFFFD);
  96   }
  97   {
  98     static const uint8_t input[] = { 0xE2 };
  99     uc = 0xBADFACE;
 100     ret = u8_mbtoucr (&uc, input, 1);
 101     ASSERT (ret == -2);
 102     ASSERT (uc == 0xFFFD);
 103   }
 104   {
 105     static const uint8_t input[] = { 0xF4 };
 106     uc = 0xBADFACE;
 107     ret = u8_mbtoucr (&uc, input, 1);
 108     ASSERT (ret == -2);
 109     ASSERT (uc == 0xFFFD);
 110   }
 111   {
 112     static const uint8_t input[] = { 0xFE };
 113     uc = 0xBADFACE;
 114     ret = u8_mbtoucr (&uc, input, 1);
 115     ASSERT (ret == -1);
 116     ASSERT (uc == 0xFFFD);
 117   }
 118 
 119   /* Test incomplete/invalid 2-byte input.  */
 120   {
 121     static const uint8_t input[] = { 0xE0, 0x9F };
 122     uc = 0xBADFACE;
 123     ret = u8_mbtoucr (&uc, input, 2);
 124     ASSERT (ret == -1);
 125     ASSERT (uc == 0xFFFD);
 126   }
 127   {
 128     static const uint8_t input[] = { 0xE2, 0x82 };
 129     uc = 0xBADFACE;
 130     ret = u8_mbtoucr (&uc, input, 2);
 131     ASSERT (ret == -2);
 132     ASSERT (uc == 0xFFFD);
 133   }
 134   {
 135     static const uint8_t input[] = { 0xE2, 0xD0 };
 136     uc = 0xBADFACE;
 137     ret = u8_mbtoucr (&uc, input, 2);
 138     ASSERT (ret == -1);
 139     ASSERT (uc == 0xFFFD);
 140   }
 141   {
 142     static const uint8_t input[] = { 0xF0, 0x8F };
 143     uc = 0xBADFACE;
 144     ret = u8_mbtoucr (&uc, input, 2);
 145     ASSERT (ret == -1);
 146     ASSERT (uc == 0xFFFD);
 147   }
 148   {
 149     static const uint8_t input[] = { 0xF3, 0x8F };
 150     uc = 0xBADFACE;
 151     ret = u8_mbtoucr (&uc, input, 2);
 152     ASSERT (ret == -2);
 153     ASSERT (uc == 0xFFFD);
 154   }
 155   {
 156     static const uint8_t input[] = { 0xF3, 0xD0 };
 157     uc = 0xBADFACE;
 158     ret = u8_mbtoucr (&uc, input, 2);
 159     ASSERT (ret == -1);
 160     ASSERT (uc == 0xFFFD);
 161   }
 162 
 163   /* Test incomplete/invalid 3-byte input.  */
 164   {
 165     static const uint8_t input[] = { 0xF3, 0x8F, 0xBF };
 166     uc = 0xBADFACE;
 167     ret = u8_mbtoucr (&uc, input, 3);
 168     ASSERT (ret == -2);
 169     ASSERT (uc == 0xFFFD);
 170   }
 171   {
 172     static const uint8_t input[] = { 0xF3, 0xD0, 0xBF };
 173     uc = 0xBADFACE;
 174     ret = u8_mbtoucr (&uc, input, 3);
 175     ASSERT (ret == -1);
 176     ASSERT (uc == 0xFFFD);
 177   }
 178   {
 179     static const uint8_t input[] = { 0xF3, 0x8F, 0xD0 };
 180     uc = 0xBADFACE;
 181     ret = u8_mbtoucr (&uc, input, 3);
 182     ASSERT (ret == -1);
 183     ASSERT (uc == 0xFFFD);
 184   }
 185 
 186   return 0;
 187 }
/* */
root/maint/gnulib/tests/unistr/test-u8-mbtoucr.c

DEFINITIONS
