--- /dev/null
+/* Test of character set conversion with error handling and autodetection.
+ Copyright (C) 2007 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 2, 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, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "striconveha.h"
+
+#if HAVE_ICONV
+# include <iconv.h>
+#endif
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
+#define ASSERT(expr) if (!(expr)) abort ();
+
+/* 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 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. */
+
+ /* ------------------------- Test mem_iconveha() ------------------------- */
+
+ /* 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_iconveha (input, strlen (input),
+ "ISO-8859-2", "ISO-8859-1",
+ false, 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_iconveha (input, strlen (input),
+ "ISO-8859-2", "ISO-8859-1",
+ false, 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_iconveha (input, strlen (input),
+ "ISO-8859-1", "UTF-8",
+ false, 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_iconveha (input, strlen (input),
+ "UTF-8", "ISO-8859-1",
+ false, 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_iconveha (input, strlen (input),
+ "UTF-8", "ISO-8859-1",
+ false, 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_iconveha (input, strlen (input),
+ "UTF-8", "ISO-8859-1",
+ false, handler,
+ offsets,
+ &result, &length);
+ ASSERT (retval == 0);
+ ASSERT (length == 0);
+ if (o)
+ {
+ ASSERT (offsets[0] == 0);
+ ASSERT (offsets[1] == MAGIC);
+ free (offsets);
+ }
+ if (result != NULL)
+ free (result);
+ }
+ }
+
+ /* Test conversions from autodetect_jp to UTF-8. */
+ for (h = 0; h < SIZEOF (handlers); h++)
+ {
+ enum iconv_ilseq_handler handler = handlers[h];
+ static const char input[] = "\244\263\244\363\244\313\244\301\244\317"; /* こんにちは in EUC-JP */
+ static const char expected[] = "\343\201\223\343\202\223\343\201\253\343\201\241\343\201\257"; /* こんにちは */
+ 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_iconveha (input, strlen (input),
+ "autodetect_jp", "UTF-8",
+ false, 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 < 10; i++)
+ ASSERT (offsets[i] == ((i % 2) == 0 ? (i / 2) * 3 : (size_t)(-1)));
+ ASSERT (offsets[10] == MAGIC);
+ free (offsets);
+ }
+ free (result);
+ }
+ }
+ for (h = 0; h < SIZEOF (handlers); h++)
+ {
+ enum iconv_ilseq_handler handler = handlers[h];
+ static const char input[] = "\202\261\202\361\202\311\202\277\202\315"; /* こんにちは in Shift_JIS */
+ static const char expected[] = "\343\201\223\343\202\223\343\201\253\343\201\241\343\201\257"; /* こんにちは */
+ 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_iconveha (input, strlen (input),
+ "autodetect_jp", "UTF-8",
+ false, 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 < 10; i++)
+ ASSERT (offsets[i] == ((i % 2) == 0 ? (i / 2) * 3 : (size_t)(-1)));
+ ASSERT (offsets[10] == MAGIC);
+ free (offsets);
+ }
+ free (result);
+ }
+ }
+ for (h = 0; h < SIZEOF (handlers); h++)
+ {
+ enum iconv_ilseq_handler handler = handlers[h];
+ static const char input[] = "\033$B$3$s$K$A$O\033(B"; /* こんにちは in ISO-2022-JP-2 */
+ static const char expected[] = "\343\201\223\343\202\223\343\201\253\343\201\241\343\201\257"; /* こんにちは */
+ 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_iconveha (input, strlen (input),
+ "autodetect_jp", "UTF-8",
+ false, 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 < 16; i++)
+ ASSERT (offsets[i] == (i == 0 ? 0 :
+ i == 5 ? 3 :
+ i == 7 ? 6 :
+ i == 9 ? 9 :
+ i == 11 ? 12 :
+ i == 13 ? 15 :
+ (size_t)(-1)));
+ ASSERT (offsets[16] == MAGIC);
+ free (offsets);
+ }
+ free (result);
+ }
+ }
+
+# if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 2) || __GLIBC__ > 2 || _LIBICONV_VERSION >= 0x0105
+ /* Test conversion from UTF-8 to ISO-8859-1 with transliteration. */
+ 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 */
+ static const char expected[] = "Costs: 27 EUR";
+ 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_iconveha (input, strlen (input),
+ "UTF-8", "ISO-8859-1",
+ true, 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 < 13; i++)
+ ASSERT (offsets[i] == (i < 11 ? i : (size_t)(-1)));
+ ASSERT (offsets[13] == MAGIC);
+ free (offsets);
+ }
+ free (result);
+ }
+ }
+# endif
+
+ /* ------------------------- Test str_iconveha() ------------------------- */
+
+ /* 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_iconveha (input, "ISO-8859-2", "ISO-8859-1", false, 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_iconveha (input, "ISO-8859-2", "ISO-8859-1", false, 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_iconveha (input, "ISO-8859-1", "UTF-8", false, 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_iconveha (input, "UTF-8", "ISO-8859-1", false, 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_iconveha (input, "UTF-8", "ISO-8859-1", false, 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_iconveha (input, "UTF-8", "ISO-8859-1", false, handler);
+ ASSERT (result != NULL);
+ ASSERT (strcmp (result, "") == 0);
+ free (result);
+ }
+
+ /* Test conversions from autodetect_jp to UTF-8. */
+ for (h = 0; h < SIZEOF (handlers); h++)
+ {
+ enum iconv_ilseq_handler handler = handlers[h];
+ static const char input[] = "\244\263\244\363\244\313\244\301\244\317"; /* こんにちは in EUC-JP */
+ static const char expected[] = "\343\201\223\343\202\223\343\201\253\343\201\241\343\201\257"; /* こんにちは */
+ char *result = str_iconveha (input, "autodetect_jp", "UTF-8", false, handler);
+ ASSERT (result != NULL);
+ ASSERT (strcmp (result, expected) == 0);
+ free (result);
+ }
+ for (h = 0; h < SIZEOF (handlers); h++)
+ {
+ enum iconv_ilseq_handler handler = handlers[h];
+ static const char input[] = "\202\261\202\361\202\311\202\277\202\315"; /* こんにちは in Shift_JIS */
+ static const char expected[] = "\343\201\223\343\202\223\343\201\253\343\201\241\343\201\257"; /* こんにちは */
+ char *result = str_iconveha (input, "autodetect_jp", "UTF-8", false, handler);
+ ASSERT (result != NULL);
+ ASSERT (strcmp (result, expected) == 0);
+ free (result);
+ }
+ for (h = 0; h < SIZEOF (handlers); h++)
+ {
+ enum iconv_ilseq_handler handler = handlers[h];
+ static const char input[] = "\033$B$3$s$K$A$O\033(B"; /* こんにちは in ISO-2022-JP-2 */
+ static const char expected[] = "\343\201\223\343\202\223\343\201\253\343\201\241\343\201\257"; /* こんにちは */
+ char *result = str_iconveha (input, "autodetect_jp", "UTF-8", false, handler);
+ ASSERT (result != NULL);
+ ASSERT (strcmp (result, expected) == 0);
+ free (result);
+ }
+
+# if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 2) || __GLIBC__ > 2 || _LIBICONV_VERSION >= 0x0105
+ /* Test conversion from UTF-8 to ISO-8859-1 with transliteration. */
+ 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 */
+ static const char expected[] = "Costs: 27 EUR";
+ char *result = str_iconveha (input, "UTF-8", "ISO-8859-1", true, handler);
+ ASSERT (result != NULL);
+ ASSERT (strcmp (result, expected) == 0);
+ free (result);
+ }
+# endif
+
+#endif
+
+ return 0;
+}
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