Line data    Source code

       1             : /* Test of u8_mbtoucr() function.
       2             :    Copyright (C) 2010-2020 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           1 : main ()
      27             : {
      28             :   ucs4_t uc;
      29             :   int ret;
      30             : 
      31             :   /* Test NUL unit input.  */
      32             :   {
      33             :     static const uint8_t input[] = "";
      34           1 :     uc = 0xBADFACE;
      35           1 :     ret = u8_mbtoucr (&uc, input, 1);
      36           1 :     ASSERT (ret == 1);
      37           1 :     ASSERT (uc == 0);
      38             :   }
      39             : 
      40             :   /* Test ISO 646 unit input.  */
      41             :   {
      42             :     ucs4_t c;
      43             :     uint8_t buf[1];
      44             : 
      45         129 :     for (c = 0; c < 0x80; c++)
      46             :       {
      47         128 :         buf[0] = c;
      48         128 :         uc = 0xBADFACE;
      49         128 :         ret = u8_mbtoucr (&uc, buf, 1);
      50         128 :         ASSERT (ret == 1);
      51         128 :         ASSERT (uc == c);
      52             :       }
      53             :   }
      54             : 
      55             :   /* Test 2-byte character input.  */
      56             :   {
      57             :     static const uint8_t input[] = { 0xC3, 0x97 };
      58           1 :     uc = 0xBADFACE;
      59           1 :     ret = u8_mbtoucr (&uc, input, 2);
      60           1 :     ASSERT (ret == 2);
      61           1 :     ASSERT (uc == 0x00D7);
      62             :   }
      63             : 
      64             :   /* Test 3-byte character input.  */
      65             :   {
      66             :     static const uint8_t input[] = { 0xE2, 0x82, 0xAC };
      67           1 :     uc = 0xBADFACE;
      68           1 :     ret = u8_mbtoucr (&uc, input, 3);
      69           1 :     ASSERT (ret == 3);
      70           1 :     ASSERT (uc == 0x20AC);
      71             :   }
      72             : 
      73             :   /* Test 4-byte character input.  */
      74             :   {
      75             :     static const uint8_t input[] = { 0xF4, 0x8F, 0xBF, 0xBD };
      76           1 :     uc = 0xBADFACE;
      77           1 :     ret = u8_mbtoucr (&uc, input, 4);
      78           1 :     ASSERT (ret == 4);
      79           1 :     ASSERT (uc == 0x10FFFD);
      80             :   }
      81             : 
      82             :   /* Test incomplete/invalid 1-byte input.  */
      83             :   {
      84             :     static const uint8_t input[] = { 0xC1 };
      85           1 :     uc = 0xBADFACE;
      86           1 :     ret = u8_mbtoucr (&uc, input, 1);
      87           1 :     ASSERT (ret == -1);
      88           1 :     ASSERT (uc == 0xFFFD);
      89             :   }
      90             :   {
      91             :     static const uint8_t input[] = { 0xC3 };
      92           1 :     uc = 0xBADFACE;
      93           1 :     ret = u8_mbtoucr (&uc, input, 1);
      94           1 :     ASSERT (ret == -2);
      95           1 :     ASSERT (uc == 0xFFFD);
      96             :   }
      97             :   {
      98             :     static const uint8_t input[] = { 0xE2 };
      99           1 :     uc = 0xBADFACE;
     100           1 :     ret = u8_mbtoucr (&uc, input, 1);
     101           1 :     ASSERT (ret == -2);
     102           1 :     ASSERT (uc == 0xFFFD);
     103             :   }
     104             :   {
     105             :     static const uint8_t input[] = { 0xF4 };
     106           1 :     uc = 0xBADFACE;
     107           1 :     ret = u8_mbtoucr (&uc, input, 1);
     108           1 :     ASSERT (ret == -2);
     109           1 :     ASSERT (uc == 0xFFFD);
     110             :   }
     111             :   {
     112             :     static const uint8_t input[] = { 0xFE };
     113           1 :     uc = 0xBADFACE;
     114           1 :     ret = u8_mbtoucr (&uc, input, 1);
     115           1 :     ASSERT (ret == -1);
     116           1 :     ASSERT (uc == 0xFFFD);
     117             :   }
     118             : 
     119             :   /* Test incomplete/invalid 2-byte input.  */
     120             :   {
     121             :     static const uint8_t input[] = { 0xE0, 0x9F };
     122           1 :     uc = 0xBADFACE;
     123           1 :     ret = u8_mbtoucr (&uc, input, 2);
     124           1 :     ASSERT (ret == -1);
     125           1 :     ASSERT (uc == 0xFFFD);
     126             :   }
     127             :   {
     128             :     static const uint8_t input[] = { 0xE2, 0x82 };
     129           1 :     uc = 0xBADFACE;
     130           1 :     ret = u8_mbtoucr (&uc, input, 2);
     131           1 :     ASSERT (ret == -2);
     132           1 :     ASSERT (uc == 0xFFFD);
     133             :   }
     134             :   {
     135             :     static const uint8_t input[] = { 0xE2, 0xD0 };
     136           1 :     uc = 0xBADFACE;
     137           1 :     ret = u8_mbtoucr (&uc, input, 2);
     138           1 :     ASSERT (ret == -1);
     139           1 :     ASSERT (uc == 0xFFFD);
     140             :   }
     141             :   {
     142             :     static const uint8_t input[] = { 0xF0, 0x8F };
     143           1 :     uc = 0xBADFACE;
     144           1 :     ret = u8_mbtoucr (&uc, input, 2);
     145           1 :     ASSERT (ret == -1);
     146           1 :     ASSERT (uc == 0xFFFD);
     147             :   }
     148             :   {
     149             :     static const uint8_t input[] = { 0xF3, 0x8F };
     150           1 :     uc = 0xBADFACE;
     151           1 :     ret = u8_mbtoucr (&uc, input, 2);
     152           1 :     ASSERT (ret == -2);
     153           1 :     ASSERT (uc == 0xFFFD);
     154             :   }
     155             :   {
     156             :     static const uint8_t input[] = { 0xF3, 0xD0 };
     157           1 :     uc = 0xBADFACE;
     158           1 :     ret = u8_mbtoucr (&uc, input, 2);
     159           1 :     ASSERT (ret == -1);
     160           1 :     ASSERT (uc == 0xFFFD);
     161             :   }
     162             : 
     163             :   /* Test incomplete/invalid 3-byte input.  */
     164             :   {
     165             :     static const uint8_t input[] = { 0xF3, 0x8F, 0xBF };
     166           1 :     uc = 0xBADFACE;
     167           1 :     ret = u8_mbtoucr (&uc, input, 3);
     168           1 :     ASSERT (ret == -2);
     169           1 :     ASSERT (uc == 0xFFFD);
     170             :   }
     171             :   {
     172             :     static const uint8_t input[] = { 0xF3, 0xD0, 0xBF };
     173           1 :     uc = 0xBADFACE;
     174           1 :     ret = u8_mbtoucr (&uc, input, 3);
     175           1 :     ASSERT (ret == -1);
     176           1 :     ASSERT (uc == 0xFFFD);
     177             :   }
     178             :   {
     179             :     static const uint8_t input[] = { 0xF3, 0x8F, 0xD0 };
     180           1 :     uc = 0xBADFACE;
     181           1 :     ret = u8_mbtoucr (&uc, input, 3);
     182           1 :     ASSERT (ret == -1);
     183           1 :     ASSERT (uc == 0xFFFD);
     184             :   }
     185             : 
     186           1 :   return 0;
     187             : }