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/* Test of character set conversion.
Copyright (C) 2007-2022 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>, 2007. */
#include <config.h>
#include "striconv.h"
#if HAVE_ICONV
# include <iconv.h>
#endif
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include "macros.h"
int
main ()
{
#if HAVE_ICONV
/* Assume that iconv() supports at least the encodings ASCII, ISO-8859-1,
and UTF-8. */
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");
ASSERT (cd_88591_to_utf8 != (iconv_t)(-1));
ASSERT (cd_utf8_to_88591 != (iconv_t)(-1));
/* ------------------------- Test mem_cd_iconv() ------------------------- */
/* Test conversion from ISO-8859-1 to UTF-8 with no errors. */
{
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 = 0;
int retval = mem_cd_iconv (input, strlen (input), cd_88591_to_utf8,
&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. */
{
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 = 0;
int retval = mem_cd_iconv (input, strlen (input), cd_utf8_to_88591,
&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. */
{
static const char input[] = "\342\202\254"; /* EURO SIGN */
char *result = NULL;
size_t length = 0;
int retval = mem_cd_iconv (input, strlen (input), cd_utf8_to_88591,
&result, &length);
ASSERT (retval == -1 && errno == EILSEQ);
ASSERT (result == NULL);
}
/* Test conversion from UTF-8 to ISO-8859-1 with EINVAL. */
{
static const char input[] = "\342";
char *result = NULL;
size_t length = 0;
int retval = mem_cd_iconv (input, strlen (input), cd_utf8_to_88591,
&result, &length);
ASSERT (retval == 0);
ASSERT (length == 0);
free (result);
}
/* ------------------------- Test str_cd_iconv() ------------------------- */
/* Test conversion from ISO-8859-1 to UTF-8 with no errors. */
{
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_iconv (input, cd_88591_to_utf8);
ASSERT (result != NULL);
ASSERT (strcmp (result, expected) == 0);
free (result);
}
/* Test conversion from UTF-8 to ISO-8859-1 with no errors. */
{
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_iconv (input, cd_utf8_to_88591);
ASSERT (result != NULL);
ASSERT (strcmp (result, expected) == 0);
free (result);
}
/* Test conversion from UTF-8 to ISO-8859-1 with EILSEQ. */
{
static const char input[] = "Costs: 27 \342\202\254"; /* EURO SIGN */
char *result = str_cd_iconv (input, cd_utf8_to_88591);
ASSERT (result == NULL && errno == EILSEQ);
}
/* Test conversion from UTF-8 to ISO-8859-1 with EINVAL. */
{
static const char input[] = "\342";
char *result = str_cd_iconv (input, cd_utf8_to_88591);
ASSERT (result != NULL);
ASSERT (strcmp (result, "") == 0);
free (result);
}
iconv_close (cd_88591_to_utf8);
iconv_close (cd_utf8_to_88591);
/* -------------------------- Test str_iconv() -------------------------- */
/* Test conversion from ISO-8859-1 to UTF-8 with no errors. */
{
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_iconv (input, "ISO-8859-1", "UTF-8");
ASSERT (result != NULL);
ASSERT (strcmp (result, expected) == 0);
free (result);
}
/* Test conversion from UTF-8 to ISO-8859-1 with no errors. */
{
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_iconv (input, "UTF-8", "ISO-8859-1");
ASSERT (result != NULL);
ASSERT (strcmp (result, expected) == 0);
free (result);
}
/* Test conversion from UTF-8 to ISO-8859-1 with EILSEQ. */
{
static const char input[] = "Costs: 27 \342\202\254"; /* EURO SIGN */
char *result = str_iconv (input, "UTF-8", "ISO-8859-1");
ASSERT (result == NULL && errno == EILSEQ);
}
/* Test conversion from UTF-8 to ISO-8859-1 with EINVAL. */
{
static const char input[] = "\342";
char *result = str_iconv (input, "UTF-8", "ISO-8859-1");
ASSERT (result != NULL);
ASSERT (strcmp (result, "") == 0);
free (result);
}
#endif
return 0;
}
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