#ifndef lint
static char *rcsid = "$Id: converter.tsy,v 1.1.1.1 2003-06-04 00:26:53 marka Exp $";
#endif

/*
 * Copyright (c) 2002 Japan Network Information Center.
 * All rights reserved.
 *  
 * By using this file, you agree to the terms and conditions set forth bellow.
 * 
 * 			LICENSE TERMS AND CONDITIONS 
 * 
 * The following License Terms and Conditions apply, unless a different
 * license is obtained from Japan Network Information Center ("JPNIC"),
 * a Japanese association, Kokusai-Kougyou-Kanda Bldg 6F, 2-3-4 Uchi-Kanda,
 * Chiyoda-ku, Tokyo 101-0047, Japan.
 * 
 * 1. Use, Modification and Redistribution (including distribution of any
 *    modified or derived work) in source and/or binary forms is permitted
 *    under this License Terms and Conditions.
 * 
 * 2. Redistribution of source code must retain the copyright notices as they
 *    appear in each source code file, this License Terms and Conditions.
 * 
 * 3. Redistribution in binary form must reproduce the Copyright Notice,
 *    this License Terms and Conditions, in the documentation and/or other
 *    materials provided with the distribution.  For the purposes of binary
 *    distribution the "Copyright Notice" refers to the following language:
 *    "Copyright (c) 2000-2002 Japan Network Information Center.  All rights reserved."
 * 
 * 4. The name of JPNIC may not be used to endorse or promote products
 *    derived from this Software without specific prior written approval of
 *    JPNIC.
 * 
 * 5. Disclaimer/Limitation of Liability: THIS SOFTWARE IS PROVIDED BY JPNIC
 *    "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 *    PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL JPNIC BE LIABLE
 *    FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 *    BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 *    WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 *    OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 *    ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 */

#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <idn/converter.h>
#include <idn/log.h>

#include "codeset.h"
#include "testutil.h"


#ifndef IDN_PUNYCODE_ENCODING_NAME
#define IDN_PUNYCODE_ENCODING_NAME "Punycode"
#endif

#ifndef IDN_UTF8_ENCODING_NAME
#define IDN_UTF8_ENCODING_NAME "UTF-8"		/* by IANA */
#endif

#ifndef EUCJP_ENCODING_NAME
#define EUCJP_ENCODING_NAME	"eucJP"
#endif

#ifndef SJIS_ENCODING_NAME
#define SJIS_ENCODING_NAME	"SJIS"
#endif

#define CONF_FILENAME	"testalias.conf"
#define LINEBUF_SIZE	2001

#define SIZEOFUCS4(x)	(sizeof(x) / sizeof(unsigned long))

/*
 * U+1820: mongorian letter a
 */
#define UCS4_INVALID_NAME_FOR_EUCJP	0x1820

/*
 * A4AC: hiragana letter GA (in EUC-JP)
 */
#define EUCJP_NAME	"\xa4\xac"
#define EUCJP_NAME_SIZE	3

/*
 * U+304C: hiragana letter GA
 */
#define UCS4_NAME		0x304C

/*
 * Conversion result of "U+304C"
 */
#define PUNYCODE_NAME	"xn--v8j"
#define PUNYCODE_NAME_SIZE	8

#define BUF_SIZE	128

idn_result_t
idn_test_encode(idn_converter_t ctx, void *privdata,
		const unsigned long *from, char *to, size_t tolen)
{
	idn_result_t r;

	if (tolen >= EUCJP_NAME_SIZE) {
		strcpy(to, EUCJP_NAME);
		r = idn_success;
	} else {
		r = idn_buffer_overflow;
	}
	return (r);

}

idn_result_t
idn_test_decode(idn_converter_t ctx, void *privdata,
		const char *from, unsigned long *to, size_t tolen)
{
	idn_result_t r;

	if (tolen >= 2) {
		to[0] = UCS4_NAME;
		to[1] = 0x0000;
		r = idn_success;
	} else {
		r = idn_buffer_overflow;
	}
	return (r);
}


//--------------------------------------------------------------------
// Setups and Teardowns.
//--------------------------------------------------------------------

//# SETUP
//	group: noinit
//--
//	Do nothing
{
	idn_result_t r;
}

//# SETUP
//	group: generic
//--
//	Initialize the module.
{
	idn_result_t r;
	idn_converter_t ctx = NULL;
	const char *name;

	r = idn_converter_initialize();
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_resetalias();
	ASSERT_RESULT(r, idn_success);
}

//# SETUP
//	group: localencoding
//--
//	Initialize the module and load alias file.
{
	idn_result_t r;
	idn_converter_t ctx = NULL;
	const char *name;

	r = idn_converter_initialize();
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_resetalias();
	ASSERT_RESULT(r, idn_success);
	create_conf_file(CONF_FILENAME, 0,
			 "*.KOI8-R KOI8-R",
			 "*.ISO_8859-1 ISO-8859-1",
			 "*.ISO_8859-2 ISO-8859-1",
			 "*.UTF-8 UTF-8",
			 "ja_JP.EUC eucJP",
			 "japanese eucJP",
			 NULL);
	r = idn_converter_aliasfile(CONF_FILENAME);
	ASSERT_RESULT(r, idn_success);
}

//# TEARDOWN
//	group: localencoding
//--
//	reset alias information.
{
	idn_converter_resetalias();
}

//# SETUP
//	group: conversion
//--
//	Initialize the module and create contexts.
{
	idn_result_t r;
	idn_converter_t punycode_ctx = NULL;
	idn_converter_t utf8_ctx = NULL;
#ifndef WITHOUT_ICONV
	idn_converter_t eucjp_ctx = NULL;
#endif

	r = idn_converter_initialize();
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_create(IDN_PUNYCODE_ENCODING_NAME, &punycode_ctx,
				 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_create(IDN_UTF8_ENCODING_NAME, &utf8_ctx,
				 IDN_CONVERTER_DELAYEDOPEN);
	ASSERT_RESULT(r, idn_success);
#ifndef WITHOUT_ICONV
	r = idn_converter_create(EUCJP_ENCODING_NAME, &eucjp_ctx,
				 IDN_CONVERTER_DELAYEDOPEN);
	ASSERT_RESULT(r, idn_success);
#endif
}

//# TEARDOWN
//	group: conversion
//--
//	Destroy contexts.
{
	if (punycode_ctx != NULL) {
		idn_converter_destroy(punycode_ctx);
	}
	if (utf8_ctx != NULL) {
		idn_converter_destroy(utf8_ctx);
	}
#ifndef WITHOUT_ICONV
	if (eucjp_ctx != NULL) {
		idn_converter_destroy(eucjp_ctx);
	}
#endif
}

//# SETUP
//	group: quiet
//--
//	Set log level to `fatal' to supress log messages.
{
	int saved_log_level;

	saved_log_level = idn_log_getlevel();
	idn_log_setlevel(idn_log_level_fatal);
}

//# TEARDOWN
//	group: quiet
//--
//	Restore log level.
{
	idn_log_setlevel(saved_log_level);
}

//--------------------------------------------------------------------
// Testcases.
//--------------------------------------------------------------------

//# TESTCASE
//	title: idn_converter_addalias() test - without initialization
//	group: noinit quiet
{
	r = idn_converter_addalias("a", "b", 0);
	ASSERT_RESULT(r, idn_failure);
}

//# TESTCASE
//	title: idn_converter_aliasfile() - without initialization
//	group: noinit quiet
{
	r = idn_converter_aliasfile("a");
	ASSERT_RESULT(r, idn_failure);
}

//# TESTCASE
//	title: idn_converter_resetalias() - without initialization
//	group: noinit quiet
{
	r = idn_converter_resetalias();
	ASSERT_RESULT(r, idn_failure);
}

//# TESTCASE
//	title: idn_converter_getrealname() - without initialization
//	group: noinit quiet
{
	const char *name;

	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "test");
}

//# TESTCASE
//	title: idn_converter_create()
//	group: generic quiet
{
#ifdef WITHOUT_ICONV
	r = idn_converter_addalias("*pc", "Punycode", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("*ej", EUCJP_ENCODING_NAME, 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("*sj", SJIS_ENCODING_NAME, 0);
	ASSERT_RESULT(r, idn_success);

	r = idn_converter_create("abcsj", &ctx, 0);
	ASSERT_RESULT(r, idn_invalid_name);

	r = idn_converter_create("notresolved", &ctx, 0);
	ASSERT_RESULT(r, idn_invalid_name);
	r = idn_converter_create("notresolved", &ctx,
				 IDN_CONVERTER_DELAYEDOPEN);
	ASSERT_RESULT(r, idn_invalid_name);
#else
	r = idn_converter_addalias("*pc", IDN_PUNYCODE_ENCODING_NAME, 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("*ej", EUCJP_ENCODING_NAME, 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("*sj", SJIS_ENCODING_NAME, 0);
	ASSERT_RESULT(r, idn_success);

	r = idn_converter_create("abcsj", &ctx, 0);
	ASSERT_RESULT(r, idn_success);
	idn_converter_destroy(ctx);

	r = idn_converter_create("notresolved", &ctx, 0);
	ASSERT_RESULT(r, idn_invalid_name);
	r = idn_converter_create("notresolved", &ctx,
				 IDN_CONVERTER_DELAYEDOPEN);
	ASSERT_RESULT(r, idn_success);
    {
	    unsigned long ucs4_to[BUF_SIZE];

	    r = idn_converter_convtoucs4(ctx, "a", ucs4_to, BUF_SIZE);
	    ASSERT_RESULT(r, idn_invalid_name);
	    idn_converter_destroy(ctx);
    }
#endif /* WITHOUT_ICONV */
}

//# TESTCASE
//	title: idn_converter_addalias() - #1
//	group: generic
{
	r = idn_converter_addalias("test", "result-a", 0);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "result-a");
}

//# TESTCASE
//	title: idn_converter_addalias() - #2
//	group: generic
{
	r = idn_converter_addalias("test", "result-b", 1);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "result-b");
}

//# TESTCASE
//	title: idn_converter_addalias() - #3
//	group: generic
{
	r = idn_converter_addalias("test", "result-a", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-b", 0);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "result-a");
}

//# TESTCASE
//	title: idn_converter_addalias() - #4
//	group: generic
{
	r = idn_converter_addalias("test", "result-a", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-b", 1);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "result-b");
}

//# TESTCASE
//	title: idn_converter_addalias() - #5
//	group: generic
{
	r = idn_converter_addalias("test", "result-a", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-b", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-c", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-d", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-e", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-f", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-g", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-h", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-i", 0);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "result-a");
}

//# TESTCASE
//	title: idn_converter_addalias() - #6
//	group: generic
{
	r = idn_converter_addalias("test", "result-a", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-b", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-c", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-d", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-e", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-f", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-g", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-h", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-i", 1);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "result-i");
}

//# TESTCASE
//	title: idn_converter_addalias() - null character
//	group: generic
{
	r = idn_converter_addalias("", "result", 0);
	ASSERT_RESULT(r, idn_invalid_syntax);
	r = idn_converter_addalias("test", "", 0);
	ASSERT_RESULT(r, idn_invalid_syntax);
	r = idn_converter_addalias("", "", 0);
	ASSERT_RESULT(r, idn_invalid_syntax);
}

//# TESTCASE
//	title: idn_converter_resetalias() - no alias added
//	group: generic
{
	r = idn_converter_resetalias();
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "test");

}

//# TESTCASE
//	title: idn_converter_resetalias() - one alias added
//	group: generic
{
	r = idn_converter_addalias("test", "result-a", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_resetalias();
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "test");

}

//# TESTCASE
//	title: idn_converter_resetalias() - many aliases added
//	group: generic
{
	r = idn_converter_addalias("test", "result-a", 1);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-b", 1);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-c", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-d", 1);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-e", 1);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-f", 1);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-g", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-h", 0);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_addalias("test", "result-i", 1);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_resetalias();
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("test");
	ASSERT_STRING(name, "test");
}

//# TESTCASE
//	title: idn_converter_aliasfile() - boundary condition
//	group: generic quiet
{
	r = idn_converter_aliasfile("");
	ASSERT_RESULT(r, idn_nofile);

	r = idn_converter_aliasfile("idnalias-not-found.conf");
	ASSERT_RESULT(r, idn_nofile);
}

//# TESTCASE
//	title: idn_converter_aliasfile() - long line
//	group: generic quiet
{
	char line[LINEBUF_SIZE];
	const char *entry = "aaaaaaaaaa";
	int i;
	int len;

	len = strlen(entry);
	for (i = 0; i < LINEBUF_SIZE - len; i += len) {
		memcpy(line + i, entry, len);
	}
	*(line + (LINEBUF_SIZE / 2)) = ' ';
	*(line + i) = '\0';
	create_conf_file(CONF_FILENAME, 0, line, NULL);
	r = idn_converter_aliasfile(CONF_FILENAME);
	ASSERT_RESULT(r, idn_invalid_syntax);
}

//# TESTCASE
//	title: idn_converter_aliasfile() - no new line at end of file
//	group: generic quiet
{
	create_conf_file(CONF_FILENAME, CONF_NO_EOF_NEWLINE,
			 "*.ISO_8859-1 ISO-8859-1",
			 "*.ISO_8859-2 ISO-8859-1",
			 "*.SJIS Shift_JIS",
			 "*.Shift_JIS Shift_JIS",
			 "ja_JP.EUC eucJP",
			 "japanese eucJP",
			 NULL);
	r = idn_converter_aliasfile(CONF_FILENAME);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("japanese");
	ASSERT_STRING(name, "eucJP");

}

//# TESTCASE
//	title: idn_converter_aliasfile() - invalid entries
//	group: generic quiet
{
	create_conf_file(CONF_FILENAME, 0,
			 "*.ISO_8859-1 ISO-8859-1",
			 "*.ISO_8859-2 ISO-8859-1",
			 "*.SJIS",
			 "*.Shift_JIS",
			 "ja_JP.EUC eucJP",
			 "japanese eucJP",
			 NULL);
	r = idn_converter_aliasfile(CONF_FILENAME);
	ASSERT_RESULT(r, idn_invalid_syntax);
}

//# TESTCASE
//	title: idn_converter_aliasfile() - more then two items in one line
//	group: generic quiet
{
	create_conf_file(CONF_FILENAME, 0,
			 "*.ISO_8859-1 ISO-8859-1",
			 "*.ISO_8859-2 ISO-8859-1",
			 "*.SJIS Shift_JIS ko_KR.EUC",
			 "*.Shift_JIS Shift_JIS",
			 "*.big5 Big5 *.big5 *.big5",
			 "ja_JP.EUC eucJP",
			 "japanese eucJP",
			 NULL);
	r = idn_converter_aliasfile(CONF_FILENAME);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_getrealname("japanese");
	ASSERT_STRING(name, "eucJP");
}

//# TESTCASE
//	title: idn_converter_localencoding() - #1
//	group: localencoding
{
	r = idn_converter_create("test.UTF-8", &ctx,
				 IDN_CONVERTER_DELAYEDOPEN);
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_localencoding(ctx);
	ASSERT_STRING(name, "UTF-8");
	idn_converter_destroy(ctx);
}

//# TESTCASE
//	title: idn_converter_localencoding() - #2
//	group: localencoding
{
	r = idn_converter_create("test.KOI8-R", &ctx,
				 IDN_CONVERTER_DELAYEDOPEN);
#ifdef WITHOUT_ICONV
	ASSERT_RESULT(r, idn_invalid_name);
#else
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_localencoding(ctx);
	ASSERT_STRING(name, "KOI8-R");
	idn_converter_destroy(ctx);
#endif
}

//# TESTCASE
//	title: idn_converter_localencoding() - #3
//	group: localencoding
{
	r = idn_converter_create("unresolvedname", &ctx,
				 IDN_CONVERTER_DELAYEDOPEN);
#ifdef WITHOUT_ICONV
	ASSERT_RESULT(r, idn_invalid_name);
#else
	ASSERT_RESULT(r, idn_success);
	name = idn_converter_localencoding(ctx);
	ASSERT_STRING(name, "unresolvedname");
	idn_converter_destroy(ctx);
#endif
}

//# TESTCASE
//	title: idn_converter_encodingtype()
//	group: conversion
{
	ASSERT_INT(idn_converter_encodingtype(punycode_ctx),
		   IDN_ACE_STRICTCASE);
	ASSERT_INT(idn_converter_encodingtype(utf8_ctx),
		   IDN_NONACE);
#ifndef WITHOUT_ICONV
	ASSERT_INT(idn_converter_encodingtype(eucjp_ctx),
		   IDN_NONACE);
#endif
}

//# TESTCASE
//	title: idn_converter_isasciicompatible()
//	group: conversion
{
	ASSERT_INT(idn_converter_isasciicompatible(punycode_ctx), 1);
	ASSERT_INT(idn_converter_isasciicompatible(utf8_ctx), 0);
#ifndef WITHOUT_ICONV
	ASSERT_INT(idn_converter_isasciicompatible(eucjp_ctx), 0);
#endif
}

//# TESTCASE
//	title: idn_converter_convfromucs4()
//	group: conversion quiet
{
	unsigned long from_nullchar = 0x0000;
	unsigned long from[2] = { UCS4_NAME, 0x0000 };
	char to[1];
	char to_punycode[PUNYCODE_NAME_SIZE];
#ifndef WITHOUT_ICONV
	char to_eucjp[EUCJP_NAME_SIZE];
#endif

	r = idn_converter_convfromucs4(punycode_ctx, &from_nullchar, to, 0);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convfromucs4(punycode_ctx, &from_nullchar, to, 1);
	ASSERT_RESULT(r, idn_success);
	ASSERT_STRING(to, "");

	r = idn_converter_convfromucs4(punycode_ctx, from, to_punycode, 0);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convfromucs4(punycode_ctx, from, to_punycode,
				       PUNYCODE_NAME_SIZE - 1);
	ASSERT_RESULT(r, idn_buffer_overflow);
	r = idn_converter_convfromucs4(punycode_ctx, from, to_punycode,
				       PUNYCODE_NAME_SIZE);
	ASSERT_RESULT(r, idn_success);
	ASSERT_STRING(to_punycode, PUNYCODE_NAME);

#ifndef WITHOUT_ICONV
	r = idn_converter_convfromucs4(eucjp_ctx, &from_nullchar, to, 0);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convfromucs4(eucjp_ctx, &from_nullchar, to, 1);
	ASSERT_RESULT(r, idn_success);
	ASSERT_STRING(to, "");

	r = idn_converter_convfromucs4(eucjp_ctx, from, to_eucjp, 0);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convfromucs4(eucjp_ctx, from, to_eucjp,
				       EUCJP_NAME_SIZE - 1);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convfromucs4(eucjp_ctx, from, to_eucjp,
				       EUCJP_NAME_SIZE);
	ASSERT_RESULT(r, idn_success);
	ASSERT_STRING(to_eucjp, EUCJP_NAME);

	from[0] = 0x80000000;
	r = idn_converter_convfromucs4(eucjp_ctx, from, to_eucjp,
				       EUCJP_NAME_SIZE);
	ASSERT_RESULT(r, idn_invalid_encoding);

	from[0] = UCS4_INVALID_NAME_FOR_EUCJP;
	r = idn_converter_convfromucs4(eucjp_ctx, from, to_eucjp,
				       EUCJP_NAME_SIZE);
	ASSERT_RESULT(r, idn_nomapping);
#endif
}

//# TESTCASE
//	title: idn_converter_convtoucs4()
//	group: conversion
{
	unsigned long to_nullchar = 0x0000;
	unsigned long to[1];
	unsigned long punycode_to[2];
#ifndef WITHOUT_ICONV
	unsigned long eucjp_to[2];
#endif
	unsigned long ucs4_name[2] = { UCS4_NAME, 0x0000 };

	r = idn_converter_convtoucs4(punycode_ctx, "", to, 0);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convtoucs4(punycode_ctx, "", to, 1);
	ASSERT_RESULT(r, idn_success);
	ASSERT_UCS4STRING(to, &to_nullchar);

	r = idn_converter_convtoucs4(punycode_ctx, PUNYCODE_NAME,
				     punycode_to, 0);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convtoucs4(punycode_ctx, PUNYCODE_NAME,
				     punycode_to, 1);
	ASSERT_RESULT(r, idn_buffer_overflow);
	r = idn_converter_convtoucs4(punycode_ctx, PUNYCODE_NAME, punycode_to,
				     2);
	ASSERT_RESULT(r, idn_success);
	ASSERT_UCS4STRING_THRU(punycode_to, ucs4_name);

#ifndef WITHOUT_ICONV
	r = idn_converter_convtoucs4(eucjp_ctx, "", to, 0);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convtoucs4(eucjp_ctx, "", to, 1);
	ASSERT_RESULT(r, idn_success);
	ASSERT_UCS4STRING(to, &to_nullchar);

	r = idn_converter_convtoucs4(eucjp_ctx, EUCJP_NAME, eucjp_to, 0);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convtoucs4(eucjp_ctx, EUCJP_NAME, eucjp_to, 1);
	ASSERT_RESULT(r, idn_buffer_overflow);

	r = idn_converter_convtoucs4(eucjp_ctx, EUCJP_NAME, eucjp_to, 2);
	ASSERT_RESULT(r, idn_success);
	ASSERT_UCS4STRING(to, &to_nullchar);

	r = idn_converter_convtoucs4(eucjp_ctx, "\xFF\xFF", eucjp_to, 2);
	ASSERT_RESULT(r, idn_invalid_encoding);
#endif
}

//# TESTCASE
//	title: idn_converter_destroy(), idn_converter_incrref()
//	group: generic
{
	idn_converter_t ctx2;

	r = idn_converter_create(IDN_UTF8_ENCODING_NAME, &ctx, 0);
	ASSERT_RESULT(r, idn_success);
	idn_converter_destroy(ctx);

	r = idn_converter_create(IDN_UTF8_ENCODING_NAME, &ctx2, 0);
	ASSERT_RESULT(r, idn_success);
	idn_converter_incrref(ctx2);
	ASSERT_RESULT(r, idn_success);
	idn_converter_destroy(ctx2);
	idn_converter_destroy(ctx2);
}

//# TESTCASE
//	title: idn_converter_register()
//	group: generic
{
	char eucjp_to[3];
	unsigned long ucs4_to[2];
	unsigned long ucs4_name[2] = { UCS4_NAME, 0x0000 };

	r = idn_converter_register("test",
				   NULL,
				   NULL,
				   idn_test_encode,
				   idn_test_decode,
				   NULL,
				   IDN_ACE_STRICTCASE);
	ASSERT_RESULT(r, idn_success);
	r = idn_converter_create("test", &ctx, 0);
	ASSERT_RESULT(r, idn_success);

	r = idn_converter_convfromucs4(ctx, ucs4_name, eucjp_to, sizeof(eucjp_to));
	ASSERT_RESULT(r, idn_success);
	ASSERT_STRING(eucjp_to, EUCJP_NAME);

	r = idn_converter_convtoucs4(ctx, "", ucs4_to, SIZEOFUCS4(ucs4_to));
	ASSERT_RESULT(r, idn_success);
	ASSERT_UCS4STRING(ucs4_to, ucs4_name);

	idn_converter_destroy(ctx);
}