kc3-lang/gnulib/tests/unistr/test-u8-strmbtouc.c

• Show log

  Commit

• Hash : 32a72f45
  Author :
  Date : 2023-01-01T01:14:21
  

  maint: run 'make update-copyright'
  

Download

• tests/unistr/test-u8-strmbtouc.c

• /* Test of u8_strmbtouc() function.
     Copyright (C) 2010-2023 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 3 of the License, or
     (at your option) any later version.
  
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  /* Written by Bruno Haible <bruno@clisp.org>, 2010.  */
  
  #include <config.h>
  
  #include "unistr.h"
  
  #include "macros.h"
  
  int
  main ()
  {
    ucs4_t uc;
    int ret;
  
    /* Test NUL unit input.  */
    {
      static const uint8_t input[] = "";
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == 0);
      ASSERT (uc == 0);
    }
  
    /* Test ISO 646 unit input.  */
    {
      ucs4_t c;
      uint8_t buf[2];
  
      for (c = 1; c < 0x80; c++)
        {
          buf[0] = c;
          buf[1] = 0;
          uc = 0xBADFACE;
          ret = u8_strmbtouc (&uc, buf);
          ASSERT (ret == 1);
          ASSERT (uc == c);
        }
    }
  
    /* Test 2-byte character input.  */
    {
      static const uint8_t input[] = { 0xC3, 0x97, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == 2);
      ASSERT (uc == 0x00D7);
    }
  
    /* Test 3-byte character input.  */
    {
      static const uint8_t input[] = { 0xE2, 0x82, 0xAC, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == 3);
      ASSERT (uc == 0x20AC);
    }
  
    /* Test 4-byte character input.  */
    {
      static const uint8_t input[] = { 0xF4, 0x8F, 0xBF, 0xBD, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == 4);
      ASSERT (uc == 0x10FFFD);
    }
  
    /* Test incomplete/invalid 1-byte input.  */
    {
      static const uint8_t input[] = { 0xC1, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xC3, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xE2, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xF4, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xFE, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
  
    /* Test incomplete/invalid 2-byte input.  */
    {
      static const uint8_t input[] = { 0xE0, 0x9F, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xE2, 0x82, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xE2, 0xD0, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xF0, 0x8F, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xF3, 0x8F, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xF3, 0xD0, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
  
    /* Test incomplete/invalid 3-byte input.  */
    {
      static const uint8_t input[] = { 0xF3, 0x8F, 0xBF, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xF3, 0xD0, 0xBF, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
    {
      static const uint8_t input[] = { 0xF3, 0x8F, 0xD0, 0 };
      uc = 0xBADFACE;
      ret = u8_strmbtouc (&uc, input);
      ASSERT (ret == -1);
      ASSERT (uc == 0xBADFACE);
    }
  
    return 0;
  }
  

Download