root/maint/gnulib/tests/uniconv/test-u8-strconv-to-enc.c

/* */

DEFINITIONS

1. main

   1 /* Test of conversion from UTF-8 to legacy encodings.
   2    Copyright (C) 2007-2021 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>, 2007.  */
  18 
  19 #include <config.h>
  20 
  21 #include "uniconv.h"
  22 
  23 #include <errno.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 
  27 #include "macros.h"
  28 
  29 int
  30 main ()
     /*  */
  31 {
  32 #if HAVE_ICONV
  33   static enum iconv_ilseq_handler handlers[] =
  34     { iconveh_error, iconveh_question_mark, iconveh_escape_sequence };
  35   size_t h;
  36 
  37   /* Assume that iconv() supports at least the encodings ASCII, ISO-8859-1,
  38      ISO-8859-2, and UTF-8.  */
  39 
  40   /* Test conversion from UTF-8 to ISO-8859-1 with no errors.  */
  41   for (h = 0; h < SIZEOF (handlers); h++)
  42     {
  43       enum iconv_ilseq_handler handler = handlers[h];
  44       static const uint8_t input[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
  45       static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
  46       char *result = u8_strconv_to_encoding (input, "ISO-8859-1", handler);
  47       ASSERT (result != NULL);
  48       ASSERT (strcmp (result, expected) == 0);
  49       free (result);
  50     }
  51 
  52   /* Test conversion from UTF-8 to ISO-8859-1 with EILSEQ.  */
  53   for (h = 0; h < SIZEOF (handlers); h++)
  54     {
  55       enum iconv_ilseq_handler handler = handlers[h];
  56       static const uint8_t input[] = "Rafa\305\202 Maszkowski"; /* Rafał Maszkowski */
  57       char *result = u8_strconv_to_encoding (input, "ISO-8859-1", handler);
  58       switch (handler)
  59         {
  60         case iconveh_error:
  61           ASSERT (result == NULL && errno == EILSEQ);
  62           break;
  63         case iconveh_question_mark:
  64           {
  65             static const char expected[] = "Rafa? Maszkowski";
  66             static const char expected_translit[] = "Rafal Maszkowski";
  67             ASSERT (result != NULL);
  68             ASSERT (strcmp (result, expected) == 0
  69                     || strcmp (result, expected_translit) == 0);
  70             free (result);
  71           }
  72           break;
  73         case iconveh_escape_sequence:
  74           {
  75             static const char expected[] = "Rafa\\u0142 Maszkowski";
  76             ASSERT (result != NULL);
  77             ASSERT (strcmp (result, expected) == 0);
  78             free (result);
  79           }
  80           break;
  81         }
  82     }
  83 
  84 # if 0
  85   /* Test conversion from UTF-8 to ISO-8859-1 with EINVAL.  */
  86   for (h = 0; h < SIZEOF (handlers); h++)
  87     {
  88       enum iconv_ilseq_handler handler = handlers[h];
  89       static const uint8_t input[] = "\342";
  90       char *result = u8_strconv_to_encoding (input, "ISO-8859-1", handler);
  91       ASSERT (result != NULL);
  92       ASSERT (strcmp (result, "") == 0);
  93       free (result);
  94     }
  95 # endif
  96 
  97 #endif
  98 
  99   return 0;
 100 }

/* */