--- /dev/null
+/* Test of character set conversion with error handling.
+ 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 "striconveh.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 ();
+
+int
+main ()
+{
+ static enum iconv_ilseq_handler handlers[] =
+ { iconveh_error, iconveh_question_mark, iconveh_escape_sequence };
+ size_t h;
+
+#if HAVE_ICONV
+ /* Assume that iconv() supports at least the encodings ASCII, ISO-8859-1,
+ ISO-8859-2, and UTF-8. */
+ 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_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");
+
+ ASSERT (cd_88591_to_88592 != (iconv_t)(-1));
+ ASSERT (cd_88592_to_88591 != (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));
+
+ /* ------------------------ Test mem_cd_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 = NULL;
+ size_t length;
+ int retval = mem_cd_iconveh (input, strlen (input),
+ cd_88592_to_88591,
+ cd_88592_to_utf8, cd_utf8_to_88591,
+ handler,
+ &result, &length);
+ ASSERT (retval == 0);
+ ASSERT (length == strlen (expected));
+ ASSERT (result != NULL && memcmp (result, expected, strlen (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 = NULL;
+ size_t length;
+ int retval = mem_cd_iconveh (input, strlen (input),
+ cd_88592_to_88591,
+ cd_88592_to_utf8, cd_utf8_to_88591,
+ handler,
+ &result, &length);
+ switch (handler)
+ {
+ case iconveh_error:
+ ASSERT (retval == -1 && errno == EILSEQ);
+ ASSERT (result == NULL);
+ 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);
+ 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);
+ 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 = NULL;
+ size_t length;
+ int retval = mem_cd_iconveh (input, strlen (input),
+ cd_88591_to_utf8,
+ cd_88591_to_utf8, (iconv_t)(-1),
+ handler,
+ &result, &length);
+ ASSERT (retval == 0);
+ ASSERT (length == strlen (expected));
+ ASSERT (result != NULL && memcmp (result, expected, strlen (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 = NULL;
+ size_t length;
+ int retval = mem_cd_iconveh (input, strlen (input),
+ cd_utf8_to_88591,
+ (iconv_t)(-1), cd_utf8_to_88591,
+ handler,
+ &result, &length);
+ ASSERT (retval == 0);
+ ASSERT (length == strlen (expected));
+ ASSERT (result != NULL && memcmp (result, expected, strlen (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[] = "Rafa\305\202 Maszkowski"; /* Rafał Maszkowski */
+ char *result = NULL;
+ size_t length;
+ int retval = mem_cd_iconveh (input, strlen (input),
+ cd_utf8_to_88591,
+ (iconv_t)(-1), cd_utf8_to_88591,
+ handler,
+ &result, &length);
+ switch (handler)
+ {
+ case iconveh_error:
+ ASSERT (retval == -1 && errno == EILSEQ);
+ ASSERT (result == NULL);
+ 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);
+ 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);
+ 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 = NULL;
+ size_t length;
+ int retval = mem_cd_iconveh (input, strlen (input),
+ cd_utf8_to_88591,
+ (iconv_t)(-1), cd_utf8_to_88591,
+ handler,
+ &result, &length);
+ ASSERT (retval == 0);
+ ASSERT (length == 0);
+ if (result != NULL)
+ free (result);
+ }
+
+ /* ------------------------ Test str_cd_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_cd_iconveh (input,
+ cd_88592_to_88591,
+ cd_88592_to_utf8, cd_utf8_to_88591,
+ 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_cd_iconveh (input,
+ cd_88592_to_88591,
+ cd_88592_to_utf8, cd_utf8_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,
+ cd_88591_to_utf8,
+ cd_88591_to_utf8, (iconv_t)(-1),
+ 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,
+ cd_utf8_to_88591,
+ (iconv_t)(-1), cd_utf8_to_88591,
+ 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_cd_iconveh (input,
+ cd_utf8_to_88591,
+ (iconv_t)(-1), cd_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,
+ cd_utf8_to_88591,
+ (iconv_t)(-1), cd_utf8_to_88591,
+ handler);
+ ASSERT (result != NULL);
+ ASSERT (strcmp (result, "") == 0);
+ free (result);
+ }
+
+ iconv_close (cd_88591_to_88592);
+ 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 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;
+}