kc3-lang/gnulib/tests/test-striconveh.c

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• Hash : b2e2010c
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  Date : 2010-01-01T10:31:12
  

  update nearly all FSF copyright year lists to include 2010
  
  Use the same procedure as for 2009, outlined in
  http://thread.gmane.org/gmane.comp.lib.gnulib.bugs/20081
  

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• tests/test-striconveh.c

• /* Test of character set conversion with error handling.
     Copyright (C) 2007-2010 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 <http://www.gnu.org/licenses/>.  */
  
  /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
  
  #include <config.h>
  
  #include "striconveh.h"
  
  #if HAVE_ICONV
  # include <iconv.h>
  #endif
  
  #include <errno.h>
  #include <stdlib.h>
  #include <string.h>
  
  #include "macros.h"
  
  /* Magic number for detecting bounds violations.  */
  #define MAGIC 0x1983EFF1
  
  static size_t *
  new_offsets (size_t n)
  {
    size_t *offsets = (size_t *) malloc ((n + 1) * sizeof (size_t));
    offsets[n] = MAGIC;
    return offsets;
  }
  
  int
  main ()
  {
    static enum iconv_ilseq_handler handlers[] =
      { iconveh_error, iconveh_question_mark, iconveh_escape_sequence };
    size_t indirect;
    size_t h;
    size_t o;
    size_t i;
  
  #if HAVE_ICONV
    /* Assume that iconv() supports at least the encodings ASCII, ISO-8859-1,
       ISO-8859-2, and UTF-8.  */
    iconv_t cd_ascii_to_88591 = iconv_open ("ISO-8859-1", "ASCII");
    iconv_t cd_88591_to_88592 = iconv_open ("ISO-8859-2", "ISO-8859-1");
    iconv_t cd_88592_to_88591 = iconv_open ("ISO-8859-1", "ISO-8859-2");
    iconv_t cd_ascii_to_utf8 = iconv_open ("UTF-8", "ASCII");
    iconv_t cd_88591_to_utf8 = iconv_open ("UTF-8", "ISO-8859-1");
    iconv_t cd_utf8_to_88591 = iconv_open ("ISO-8859-1", "UTF-8");
    iconv_t cd_88592_to_utf8 = iconv_open ("UTF-8", "ISO-8859-2");
    iconv_t cd_utf8_to_88592 = iconv_open ("ISO-8859-2", "UTF-8");
    iconv_t cd_utf7_to_utf8 = iconv_open ("UTF-8", "UTF-7");
    iconveh_t cdeh_ascii_to_88591;
    iconveh_t cdeh_ascii_to_88591_indirectly;
    iconveh_t cdeh_88592_to_88591;
    iconveh_t cdeh_88592_to_88591_indirectly;
    iconveh_t cdeh_ascii_to_utf8;
    iconveh_t cdeh_88591_to_utf8;
    iconveh_t cdeh_utf8_to_88591;
    iconveh_t cdeh_utf7_to_utf8;
  
    ASSERT (cd_ascii_to_utf8 != (iconv_t)(-1));
    ASSERT (cd_88591_to_utf8 != (iconv_t)(-1));
    ASSERT (cd_utf8_to_88591 != (iconv_t)(-1));
    ASSERT (cd_88592_to_utf8 != (iconv_t)(-1));
    ASSERT (cd_utf8_to_88592 != (iconv_t)(-1));
  
    cdeh_ascii_to_88591.cd = cd_ascii_to_88591;
    cdeh_ascii_to_88591.cd1 = cd_ascii_to_utf8;
    cdeh_ascii_to_88591.cd2 = cd_utf8_to_88591;
  
    cdeh_ascii_to_88591_indirectly.cd = (iconv_t)(-1);
    cdeh_ascii_to_88591_indirectly.cd1 = cd_ascii_to_utf8;
    cdeh_ascii_to_88591_indirectly.cd2 = cd_utf8_to_88591;
  
    cdeh_88592_to_88591.cd = cd_88592_to_88591;
    cdeh_88592_to_88591.cd1 = cd_88592_to_utf8;
    cdeh_88592_to_88591.cd2 = cd_utf8_to_88591;
  
    cdeh_88592_to_88591_indirectly.cd = (iconv_t)(-1);
    cdeh_88592_to_88591_indirectly.cd1 = cd_88592_to_utf8;
    cdeh_88592_to_88591_indirectly.cd2 = cd_utf8_to_88591;
  
    cdeh_ascii_to_utf8.cd = cd_ascii_to_utf8;
    cdeh_ascii_to_utf8.cd1 = cd_ascii_to_utf8;
    cdeh_ascii_to_utf8.cd2 = (iconv_t)(-1);
  
    cdeh_88591_to_utf8.cd = cd_88591_to_utf8;
    cdeh_88591_to_utf8.cd1 = cd_88591_to_utf8;
    cdeh_88591_to_utf8.cd2 = (iconv_t)(-1);
  
    cdeh_utf8_to_88591.cd = cd_utf8_to_88591;
    cdeh_utf8_to_88591.cd1 = (iconv_t)(-1);
    cdeh_utf8_to_88591.cd2 = cd_utf8_to_88591;
  
    cdeh_utf7_to_utf8.cd = cd_utf7_to_utf8;
    cdeh_utf7_to_utf8.cd1 = cd_utf7_to_utf8;
    cdeh_utf7_to_utf8.cd2 = (iconv_t)(-1);
  
    /* ------------------------ Test mem_cd_iconveh() ------------------------ */
  
    /* Test conversion from ISO-8859-2 to ISO-8859-1 with no errors.  */
    for (indirect = 0; indirect <= 1; indirect++)
      {
        for (h = 0; h < SIZEOF (handlers); h++)
          {
            enum iconv_ilseq_handler handler = handlers[h];
            static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
            static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
            for (o = 0; o < 2; o++)
              {
                size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
                char *result = NULL;
                size_t length = 0;
                int retval = mem_cd_iconveh (input, strlen (input),
                                             (indirect
                                              ? &cdeh_88592_to_88591_indirectly
                                              : &cdeh_88592_to_88591),
                                             handler,
                                             offsets,
                                             &result, &length);
                ASSERT (retval == 0);
                ASSERT (length == strlen (expected));
                ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                if (o)
                  {
                    for (i = 0; i < 37; i++)
                      ASSERT (offsets[i] == i);
                    ASSERT (offsets[37] == MAGIC);
                    free (offsets);
                  }
                free (result);
              }
          }
      }
  
    /* Test conversion from ASCII to ISO-8859-1 with invalid input (EILSEQ).  */
    for (indirect = 0; indirect <= 1; indirect++)
      {
        for (h = 0; h < SIZEOF (handlers); h++)
          {
            enum iconv_ilseq_handler handler = handlers[h];
            static const char input[] = "Rafa\263 Maszkowski"; /* Rafa? Maszkowski */
            for (o = 0; o < 2; o++)
              {
                size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
                char *result = NULL;
                size_t length = 0;
                int retval = mem_cd_iconveh (input, strlen (input),
                                             (indirect
                                              ? &cdeh_ascii_to_88591_indirectly
                                              : &cdeh_ascii_to_88591),
                                             handler,
                                             offsets,
                                             &result, &length);
                switch (handler)
                  {
                  case iconveh_error:
                    ASSERT (retval == -1 && errno == EILSEQ);
                    ASSERT (result == NULL);
                    if (o)
                      free (offsets);
                    break;
                  case iconveh_question_mark:
                  case iconveh_escape_sequence:
                    {
                      static const char expected[] = "Rafa? Maszkowski";
                      ASSERT (retval == 0);
                      ASSERT (length == strlen (expected));
                      ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                      if (o)
                        {
                          for (i = 0; i < 16; i++)
                            ASSERT (offsets[i] == i);
                          ASSERT (offsets[16] == MAGIC);
                          free (offsets);
                        }
                      free (result);
                    }
                    break;
                  }
              }
          }
      }
  
    /* Test conversion from ISO-8859-2 to ISO-8859-1 with EILSEQ.  */
    for (indirect = 0; indirect <= 1; indirect++)
      {
        for (h = 0; h < SIZEOF (handlers); h++)
          {
            enum iconv_ilseq_handler handler = handlers[h];
            static const char input[] = "Rafa\263 Maszkowski"; /* Rafał Maszkowski */
            for (o = 0; o < 2; o++)
              {
                size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
                char *result = NULL;
                size_t length = 0;
                int retval = mem_cd_iconveh (input, strlen (input),
                                             (indirect
                                              ? &cdeh_88592_to_88591_indirectly
                                              : &cdeh_88592_to_88591),
                                             handler,
                                             offsets,
                                             &result, &length);
                switch (handler)
                  {
                  case iconveh_error:
                    ASSERT (retval == -1 && errno == EILSEQ);
                    ASSERT (result == NULL);
                    if (o)
                      free (offsets);
                    break;
                  case iconveh_question_mark:
                    {
                      static const char expected[] = "Rafa? Maszkowski";
                      ASSERT (retval == 0);
                      ASSERT (length == strlen (expected));
                      ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                      if (o)
                        {
                          for (i = 0; i < 16; i++)
                            ASSERT (offsets[i] == i);
                          ASSERT (offsets[16] == MAGIC);
                          free (offsets);
                        }
                      free (result);
                    }
                    break;
                  case iconveh_escape_sequence:
                    {
                      static const char expected[] = "Rafa\\u0142 Maszkowski";
                      ASSERT (retval == 0);
                      ASSERT (length == strlen (expected));
                      ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                      if (o)
                        {
                          for (i = 0; i < 16; i++)
                            ASSERT (offsets[i] == (i < 5 ? i :
                                                   i + 5));
                          ASSERT (offsets[16] == MAGIC);
                          free (offsets);
                        }
                      free (result);
                    }
                    break;
                  }
              }
          }
      }
  
    /* Test conversion from ISO-8859-1 to UTF-8 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        static const char expected[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_cd_iconveh (input, strlen (input),
                                         &cdeh_88591_to_utf8,
                                         handler,
                                         offsets,
                                         &result, &length);
            ASSERT (retval == 0);
            ASSERT (length == strlen (expected));
            ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
            if (o)
              {
                for (i = 0; i < 37; i++)
                  ASSERT (offsets[i] == (i < 1 ? i :
                                         i < 12 ? i + 1 :
                                         i < 18 ? i + 2 :
                                         i + 3));
                ASSERT (offsets[37] == MAGIC);
                free (offsets);
              }
            free (result);
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
        static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_cd_iconveh (input, strlen (input),
                                         &cdeh_utf8_to_88591,
                                         handler,
                                         offsets,
                                         &result, &length);
            ASSERT (retval == 0);
            ASSERT (length == strlen (expected));
            ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
            if (o)
              {
                for (i = 0; i < 41; i++)
                  ASSERT (offsets[i] == (i < 1 ? i :
                                         i == 1 ? (size_t)(-1) :
                                         i < 13 ? i - 1 :
                                         i == 13 ? (size_t)(-1) :
                                         i < 20 ? i - 2 :
                                         i == 20 ? (size_t)(-1) :
                                         i < 40 ? i - 3 :
                                         (size_t)(-1)));
                ASSERT (offsets[41] == MAGIC);
                free (offsets);
              }
            free (result);
          }
      }
  
    /* Test conversion from ASCII to UTF-8 with invalid input (EILSEQ).  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "Rafa\263 Maszkowski"; /* Rafa? Maszkowski */
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_cd_iconveh (input, strlen (input),
                                         &cdeh_ascii_to_utf8,
                                         handler,
                                         offsets,
                                         &result, &length);
            switch (handler)
              {
              case iconveh_error:
                ASSERT (retval == -1 && errno == EILSEQ);
                ASSERT (result == NULL);
                if (o)
                  free (offsets);
                break;
              case iconveh_question_mark:
              case iconveh_escape_sequence:
                {
                  static const char expected[] = "Rafa? Maszkowski";
                  ASSERT (retval == 0);
                  ASSERT (length == strlen (expected));
                  ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                  if (o)
                    {
                      for (i = 0; i < 16; i++)
                        ASSERT (offsets[i] == i);
                      ASSERT (offsets[16] == MAGIC);
                      free (offsets);
                    }
                  free (result);
                }
                break;
              }
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with EILSEQ.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "Rafa\305\202 Maszkowski"; /* Rafał Maszkowski */
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_cd_iconveh (input, strlen (input),
                                         &cdeh_utf8_to_88591,
                                         handler,
                                         offsets,
                                         &result, &length);
            switch (handler)
              {
              case iconveh_error:
                ASSERT (retval == -1 && errno == EILSEQ);
                ASSERT (result == NULL);
                if (o)
                  free (offsets);
                break;
              case iconveh_question_mark:
                {
                  static const char expected[] = "Rafa? Maszkowski";
                  ASSERT (retval == 0);
                  ASSERT (length == strlen (expected));
                  ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                  if (o)
                    {
                      for (i = 0; i < 17; i++)
                        ASSERT (offsets[i] == (i < 5 ? i :
                                               i == 5 ? (size_t)(-1) :
                                               i - 1));
                      ASSERT (offsets[17] == MAGIC);
                      free (offsets);
                    }
                  free (result);
                }
                break;
              case iconveh_escape_sequence:
                {
                  static const char expected[] = "Rafa\\u0142 Maszkowski";
                  ASSERT (retval == 0);
                  ASSERT (length == strlen (expected));
                  ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                  if (o)
                    {
                      for (i = 0; i < 17; i++)
                        ASSERT (offsets[i] == (i < 5 ? i :
                                               i == 5 ? (size_t)(-1) :
                                               i + 4));
                      ASSERT (offsets[17] == MAGIC);
                      free (offsets);
                    }
                  free (result);
                }
                break;
              }
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with EINVAL.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\342";
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_cd_iconveh (input, strlen (input),
                                         &cdeh_utf8_to_88591,
                                         handler,
                                         offsets,
                                         &result, &length);
            ASSERT (retval == 0);
            ASSERT (length == 0);
            if (o)
              {
                ASSERT (offsets[0] == 0);
                ASSERT (offsets[1] == MAGIC);
                free (offsets);
              }
            free (result);
          }
      }
  
    if (cd_utf7_to_utf8 != (iconv_t)(-1))
      {
        /* Disabled on Solaris, because Solaris 9 iconv() is buggy: it returns
           -1 / EILSEQ when converting the 7th byte of the input "+VDLYP9hA".  */
  # if !(defined __sun && !defined _LIBICONV_VERSION)
        /* Test conversion from UTF-7 to UTF-8 with EINVAL.  */
        for (h = 0; h < SIZEOF (handlers); h++)
          {
            enum iconv_ilseq_handler handler = handlers[h];
            /* This is base64 encoded 0x54 0x32 0xD8 0x3F 0xD8 0x40.  It would
               convert to U+5432 U+D83F U+D840 but these are Unicode surrogates.  */
            static const char input[] = "+VDLYP9hA";
            static const char expected1[] = "\345\220\262"; /* 吲 glibc */
            static const char expected2[] = ""; /* libiconv */
            char *result = NULL;
            size_t length = 0;
            int retval = mem_cd_iconveh (input, 7,
                                         &cdeh_utf7_to_utf8,
                                         handler,
                                         NULL,
                                         &result, &length);
            ASSERT (retval == 0);
            ASSERT (length == strlen (expected1) || length == strlen (expected2));
            ASSERT (result != NULL);
            if (length == strlen (expected1))
              ASSERT (memcmp (result, expected1, strlen (expected1)) == 0);
            else
              ASSERT (memcmp (result, expected2, strlen (expected2)) == 0);
            free (result);
          }
  
        /* Test conversion from UTF-7 to UTF-8 with EILSEQ.  */
        for (h = 0; h < SIZEOF (handlers); h++)
          {
            enum iconv_ilseq_handler handler = handlers[h];
            /* This is base64 encoded 0xD8 0x3F 0xD8 0x40 0xD8 0x41.  It would
               convert to U+D83F U+D840 U+D841 but these are Unicode surrogates.  */
            static const char input[] = "+2D/YQNhB";
            char *result = NULL;
            size_t length = 0;
            int retval = mem_cd_iconveh (input, strlen (input),
                                         &cdeh_utf7_to_utf8,
                                         handler,
                                         NULL,
                                         &result, &length);
            switch (handler)
              {
              case iconveh_error:
                ASSERT (retval == -1 && errno == EILSEQ);
                ASSERT (result == NULL);
                break;
              case iconveh_question_mark:
              case iconveh_escape_sequence:
                {
                  /* glibc result */
                  static const char expected1[] = "?????";
                  /* libiconv <= 1.12 result */
                  static const char expected2[] = "?2D/YQNhB";
                  /* libiconv behaviour changed in version 1.13: the result is
                     '?' U+0FF6 U+1036; this is U+D83F U+D840 U+D841 shifted left
                     by 6 bits.  */
                  static const char expected3[] = "?\340\277\266\341\200\266";
                  ASSERT (retval == 0);
                  ASSERT (length == strlen (expected1)
                          || length == strlen (expected2)
                          || length == strlen (expected3));
                  ASSERT (result != NULL);
                  if (length == strlen (expected1))
                    ASSERT (memcmp (result, expected1, strlen (expected1)) == 0);
                  else if (length == strlen (expected2))
                    ASSERT (memcmp (result, expected2, strlen (expected2)) == 0);
                  else
                    ASSERT (memcmp (result, expected3, strlen (expected3)) == 0);
                  free (result);
                }
                break;
              }
          }
  # endif
      }
  
    /* ------------------------ Test str_cd_iconveh() ------------------------ */
  
    /* Test conversion from ISO-8859-2 to ISO-8859-1 with no errors.  */
    for (indirect = 0; indirect <= 1; indirect++)
      {
        for (h = 0; h < SIZEOF (handlers); h++)
          {
            enum iconv_ilseq_handler handler = handlers[h];
            static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
            static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
            char *result = str_cd_iconveh (input,
                                           (indirect
                                            ? &cdeh_88592_to_88591_indirectly
                                            : &cdeh_88592_to_88591),
                                           handler);
            ASSERT (result != NULL);
            ASSERT (strcmp (result, expected) == 0);
            free (result);
          }
      }
  
    /* Test conversion from ASCII to ISO-8859-1 with invalid input (EILSEQ).  */
    for (indirect = 0; indirect <= 1; indirect++)
      {
        for (h = 0; h < SIZEOF (handlers); h++)
          {
            enum iconv_ilseq_handler handler = handlers[h];
            static const char input[] = "Rafa\263 Maszkowski"; /* Rafa? Maszkowski */
            char *result = str_cd_iconveh (input,
                                           (indirect
                                            ? &cdeh_ascii_to_88591_indirectly
                                            : &cdeh_ascii_to_88591),
                                           handler);
            switch (handler)
              {
              case iconveh_error:
                ASSERT (result == NULL && errno == EILSEQ);
                break;
              case iconveh_question_mark:
              case iconveh_escape_sequence:
                {
                  static const char expected[] = "Rafa? Maszkowski";
                  ASSERT (result != NULL);
                  ASSERT (strcmp (result, expected) == 0);
                  free (result);
                }
                break;
              }
          }
      }
  
    /* Test conversion from ISO-8859-2 to ISO-8859-1 with EILSEQ.  */
    for (indirect = 0; indirect <= 1; indirect++)
      {
        for (h = 0; h < SIZEOF (handlers); h++)
          {
            enum iconv_ilseq_handler handler = handlers[h];
            static const char input[] = "Rafa\263 Maszkowski"; /* Rafał Maszkowski */
            char *result = str_cd_iconveh (input,
                                           (indirect
                                            ? &cdeh_88592_to_88591_indirectly
                                            : &cdeh_88592_to_88591),
                                           handler);
            switch (handler)
              {
              case iconveh_error:
                ASSERT (result == NULL && errno == EILSEQ);
                break;
              case iconveh_question_mark:
                {
                  static const char expected[] = "Rafa? Maszkowski";
                  ASSERT (result != NULL);
                  ASSERT (strcmp (result, expected) == 0);
                  free (result);
                }
                break;
              case iconveh_escape_sequence:
                {
                  static const char expected[] = "Rafa\\u0142 Maszkowski";
                  ASSERT (result != NULL);
                  ASSERT (strcmp (result, expected) == 0);
                  free (result);
                }
                break;
              }
          }
      }
  
    /* Test conversion from ISO-8859-1 to UTF-8 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        static const char expected[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
        char *result = str_cd_iconveh (input,
                                       &cdeh_88591_to_utf8,
                                       handler);
        ASSERT (result != NULL);
        ASSERT (strcmp (result, expected) == 0);
        free (result);
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
        static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        char *result = str_cd_iconveh (input,
                                       &cdeh_utf8_to_88591,
                                       handler);
        ASSERT (result != NULL);
        ASSERT (strcmp (result, expected) == 0);
        free (result);
      }
  
    /* Test conversion from ASCII to UTF-8 with invalid input (EILSEQ).  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "Rafa\263 Maszkowski"; /* Rafa? Maszkowski */
        char *result = str_cd_iconveh (input,
                                       &cdeh_ascii_to_utf8,
                                       handler);
        switch (handler)
          {
          case iconveh_error:
            ASSERT (result == NULL && errno == EILSEQ);
            break;
          case iconveh_question_mark:
          case iconveh_escape_sequence:
            {
              static const char expected[] = "Rafa? Maszkowski";
              ASSERT (result != NULL);
              ASSERT (strcmp (result, expected) == 0);
              free (result);
            }
            break;
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with EILSEQ.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "Costs: 27 \342\202\254"; /* EURO SIGN */
        char *result = str_cd_iconveh (input,
                                       &cdeh_utf8_to_88591,
                                       handler);
        switch (handler)
          {
          case iconveh_error:
            ASSERT (result == NULL && errno == EILSEQ);
            break;
          case iconveh_question_mark:
            {
              static const char expected[] = "Costs: 27 ?";
              ASSERT (result != NULL);
              ASSERT (strcmp (result, expected) == 0);
              free (result);
            }
            break;
          case iconveh_escape_sequence:
            {
              static const char expected[] = "Costs: 27 \\u20AC";
              ASSERT (result != NULL);
              ASSERT (strcmp (result, expected) == 0);
              free (result);
            }
            break;
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with EINVAL.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\342";
        char *result = str_cd_iconveh (input,
                                       &cdeh_utf8_to_88591,
                                       handler);
        ASSERT (result != NULL);
        ASSERT (strcmp (result, "") == 0);
        free (result);
      }
  
    if (cd_88591_to_88592 != (iconv_t)(-1))
      iconv_close (cd_88591_to_88592);
    if (cd_88592_to_88591 != (iconv_t)(-1))
      iconv_close (cd_88592_to_88591);
    iconv_close (cd_88591_to_utf8);
    iconv_close (cd_utf8_to_88591);
    iconv_close (cd_88592_to_utf8);
    iconv_close (cd_utf8_to_88592);
  
    /* ------------------------- Test mem_iconveh() ------------------------- */
  
    /* Test conversion from ISO-8859-2 to ISO-8859-1 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_iconveh (input, strlen (input),
                                      "ISO-8859-2", "ISO-8859-1",
                                      handler,
                                      offsets,
                                      &result, &length);
            ASSERT (retval == 0);
            ASSERT (length == strlen (expected));
            ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
            if (o)
              {
                for (i = 0; i < 37; i++)
                  ASSERT (offsets[i] == i);
                ASSERT (offsets[37] == MAGIC);
                free (offsets);
              }
            free (result);
          }
      }
  
    /* Test conversion from ISO-8859-2 to ISO-8859-1 with EILSEQ.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "Rafa\263 Maszkowski"; /* Rafał Maszkowski */
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_iconveh (input, strlen (input),
                                      "ISO-8859-2", "ISO-8859-1",
                                      handler,
                                      offsets,
                                      &result, &length);
            switch (handler)
              {
              case iconveh_error:
                ASSERT (retval == -1 && errno == EILSEQ);
                ASSERT (result == NULL);
                if (o)
                  free (offsets);
                break;
              case iconveh_question_mark:
                {
                  static const char expected[] = "Rafa? Maszkowski";
                  ASSERT (retval == 0);
                  ASSERT (length == strlen (expected));
                  ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                  if (o)
                    {
                      for (i = 0; i < 16; i++)
                        ASSERT (offsets[i] == i);
                      ASSERT (offsets[16] == MAGIC);
                      free (offsets);
                    }
                  free (result);
                }
                break;
              case iconveh_escape_sequence:
                {
                  static const char expected[] = "Rafa\\u0142 Maszkowski";
                  ASSERT (retval == 0);
                  ASSERT (length == strlen (expected));
                  ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                  if (o)
                    {
                      for (i = 0; i < 16; i++)
                        ASSERT (offsets[i] == (i < 5 ? i :
                                               i + 5));
                      ASSERT (offsets[16] == MAGIC);
                      free (offsets);
                    }
                  free (result);
                }
                break;
              }
          }
      }
  
    /* Test conversion from ISO-8859-1 to UTF-8 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        static const char expected[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_iconveh (input, strlen (input),
                                      "ISO-8859-1", "UTF-8",
                                      handler,
                                      offsets,
                                      &result, &length);
            ASSERT (retval == 0);
            ASSERT (length == strlen (expected));
            ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
            if (o)
              {
                for (i = 0; i < 37; i++)
                  ASSERT (offsets[i] == (i < 1 ? i :
                                         i < 12 ? i + 1 :
                                         i < 18 ? i + 2 :
                                         i + 3));
                ASSERT (offsets[37] == MAGIC);
                free (offsets);
              }
            free (result);
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
        static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_iconveh (input, strlen (input),
                                      "UTF-8", "ISO-8859-1",
                                      handler,
                                      offsets,
                                      &result, &length);
            ASSERT (retval == 0);
            ASSERT (length == strlen (expected));
            ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
            if (o)
              {
                for (i = 0; i < 41; i++)
                  ASSERT (offsets[i] == (i < 1 ? i :
                                         i == 1 ? (size_t)(-1) :
                                         i < 13 ? i - 1 :
                                         i == 13 ? (size_t)(-1) :
                                         i < 20 ? i - 2 :
                                         i == 20 ? (size_t)(-1) :
                                         i < 40 ? i - 3 :
                                         (size_t)(-1)));
                ASSERT (offsets[41] == MAGIC);
                free (offsets);
              }
            free (result);
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with EILSEQ.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "Rafa\305\202 Maszkowski"; /* Rafał Maszkowski */
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_iconveh (input, strlen (input),
                                      "UTF-8", "ISO-8859-1",
                                      handler,
                                      offsets,
                                      &result, &length);
            switch (handler)
              {
              case iconveh_error:
                ASSERT (retval == -1 && errno == EILSEQ);
                ASSERT (result == NULL);
                if (o)
                  free (offsets);
                break;
              case iconveh_question_mark:
                {
                  static const char expected[] = "Rafa? Maszkowski";
                  ASSERT (retval == 0);
                  ASSERT (length == strlen (expected));
                  ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                  if (o)
                    {
                      for (i = 0; i < 17; i++)
                        ASSERT (offsets[i] == (i < 5 ? i :
                                               i == 5 ? (size_t)(-1) :
                                               i - 1));
                      ASSERT (offsets[17] == MAGIC);
                      free (offsets);
                    }
                  free (result);
                }
                break;
              case iconveh_escape_sequence:
                {
                  static const char expected[] = "Rafa\\u0142 Maszkowski";
                  ASSERT (retval == 0);
                  ASSERT (length == strlen (expected));
                  ASSERT (result != NULL && memcmp (result, expected, strlen (expected)) == 0);
                  if (o)
                    {
                      for (i = 0; i < 17; i++)
                        ASSERT (offsets[i] == (i < 5 ? i :
                                               i == 5 ? (size_t)(-1) :
                                               i + 4));
                      ASSERT (offsets[17] == MAGIC);
                      free (offsets);
                    }
                  free (result);
                }
                break;
              }
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with EINVAL.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\342";
        for (o = 0; o < 2; o++)
          {
            size_t *offsets = (o ? new_offsets (strlen (input)) : NULL);
            char *result = NULL;
            size_t length = 0;
            int retval = mem_iconveh (input, strlen (input),
                                      "UTF-8", "ISO-8859-1",
                                      handler,
                                      offsets,
                                      &result, &length);
            ASSERT (retval == 0);
            ASSERT (length == 0);
            if (o)
              {
                ASSERT (offsets[0] == 0);
                ASSERT (offsets[1] == MAGIC);
                free (offsets);
              }
            free (result);
          }
      }
  
    /* ------------------------- Test str_iconveh() ------------------------- */
  
    /* Test conversion from ISO-8859-2 to ISO-8859-1 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        char *result = str_iconveh (input, "ISO-8859-2", "ISO-8859-1", handler);
        ASSERT (result != NULL);
        ASSERT (strcmp (result, expected) == 0);
        free (result);
      }
  
    /* Test conversion from ISO-8859-2 to ISO-8859-1 with EILSEQ.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "Rafa\263 Maszkowski"; /* Rafał Maszkowski */
        char *result = str_iconveh (input, "ISO-8859-2", "ISO-8859-1", handler);
        switch (handler)
          {
          case iconveh_error:
            ASSERT (result == NULL && errno == EILSEQ);
            break;
          case iconveh_question_mark:
            {
              static const char expected[] = "Rafa? Maszkowski";
              ASSERT (result != NULL);
              ASSERT (strcmp (result, expected) == 0);
              free (result);
            }
            break;
          case iconveh_escape_sequence:
            {
              static const char expected[] = "Rafa\\u0142 Maszkowski";
              ASSERT (result != NULL);
              ASSERT (strcmp (result, expected) == 0);
              free (result);
            }
            break;
          }
      }
  
    /* Test conversion from ISO-8859-1 to UTF-8 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        static const char expected[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
        char *result = str_iconveh (input, "ISO-8859-1", "UTF-8", handler);
        ASSERT (result != NULL);
        ASSERT (strcmp (result, expected) == 0);
        free (result);
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with no errors.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\303\204rger mit b\303\266sen B\303\274bchen ohne Augenma\303\237";
        static const char expected[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
        char *result = str_iconveh (input, "UTF-8", "ISO-8859-1", handler);
        ASSERT (result != NULL);
        ASSERT (strcmp (result, expected) == 0);
        free (result);
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with EILSEQ.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "Costs: 27 \342\202\254"; /* EURO SIGN */
        char *result = str_iconveh (input, "UTF-8", "ISO-8859-1", handler);
        switch (handler)
          {
          case iconveh_error:
            ASSERT (result == NULL && errno == EILSEQ);
            break;
          case iconveh_question_mark:
            {
              static const char expected[] = "Costs: 27 ?";
              ASSERT (result != NULL);
              ASSERT (strcmp (result, expected) == 0);
              free (result);
            }
            break;
          case iconveh_escape_sequence:
            {
              static const char expected[] = "Costs: 27 \\u20AC";
              ASSERT (result != NULL);
              ASSERT (strcmp (result, expected) == 0);
              free (result);
            }
            break;
          }
      }
  
    /* Test conversion from UTF-8 to ISO-8859-1 with EINVAL.  */
    for (h = 0; h < SIZEOF (handlers); h++)
      {
        enum iconv_ilseq_handler handler = handlers[h];
        static const char input[] = "\342";
        char *result = str_iconveh (input, "UTF-8", "ISO-8859-1", handler);
        ASSERT (result != NULL);
        ASSERT (strcmp (result, "") == 0);
        free (result);
      }
  
  #endif
  
    return 0;
  }
  

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