128 lines
4.1 KiB
C
128 lines
4.1 KiB
C
/*-
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* Copyright (c) 2002 Tim J. Robbins
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Test program for wcstombs(), as specified by IEEE Std. 1003.1-2001 and
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* ISO/IEC 9899:1999.
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*
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* The function is tested with both the "C" ("POSIX") LC_CTYPE setting and
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* "ja_JP.eucJP". Other encodings are not tested.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <assert.h>
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#include <errno.h>
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#include <limits.h>
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#include <locale.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <wchar.h>
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int
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main(int argc, char *argv[])
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{
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wchar_t srcbuf[128];
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char dstbuf[128];
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/*
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* C/POSIX locale.
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*/
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/* Simple null terminated string. */
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wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
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wcscpy(srcbuf, L"hello");
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memset(dstbuf, 0xcc, sizeof(dstbuf));
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assert(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 5);
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assert(strcmp(dstbuf, "hello") == 0);
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assert((unsigned char)dstbuf[6] == 0xcc);
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/* Not enough space in destination buffer. */
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wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
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wcscpy(srcbuf, L"hello");
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memset(dstbuf, 0xcc, sizeof(dstbuf));
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assert(wcstombs(dstbuf, srcbuf, 4) == 4);
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assert(memcmp(dstbuf, "hell", 4) == 0);
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assert((unsigned char)dstbuf[5] == 0xcc);
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/* Null terminated string, internal dest. buffer */
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wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
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wcscpy(srcbuf, L"hello");
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assert(wcstombs(NULL, srcbuf, sizeof(dstbuf)) == 5);
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/* Null terminated string, internal state. */
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wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
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wcscpy(srcbuf, L"hello");
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memset(dstbuf, 0xcc, sizeof(dstbuf));
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assert(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 5);
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assert(strcmp(dstbuf, "hello") == 0);
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assert((unsigned char)dstbuf[6] == 0xcc);
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/* Null terminated string, internal state, internal dest. buffer. */
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wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
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wcscpy(srcbuf, L"hello");
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assert(wcstombs(NULL, srcbuf, 0) == 5);
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/* Empty source buffer. */
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wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
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srcbuf[0] = L'\0';
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memset(dstbuf, 0xcc, sizeof(dstbuf));
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assert(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 0);
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assert(dstbuf[0] == L'\0');
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/* Zero length destination buffer. */
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wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
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wcscpy(srcbuf, L"hello");
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memset(dstbuf, 0xcc, sizeof(dstbuf));
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assert(wcstombs(dstbuf, srcbuf, 0) == 0);
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assert((unsigned char)dstbuf[0] == 0xcc);
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/*
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* Japanese (EUC) locale.
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*/
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assert(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
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assert(MB_CUR_MAX > 1);
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wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
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srcbuf[0] = 0xA3C1;
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srcbuf[1] = 0x0020;
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srcbuf[2] = 0x0042;
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srcbuf[3] = 0x0020;
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srcbuf[4] = 0xA3C3;
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srcbuf[5] = 0x0000;
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memset(dstbuf, 0xcc, sizeof(dstbuf));
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assert(wcstombs(dstbuf, srcbuf, sizeof(dstbuf)) == 7);
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assert(strcmp(dstbuf, "\xA3\xC1 B \xA3\xC3") == 0);
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assert((unsigned char)dstbuf[8] == 0xcc);
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printf("PASS wcstombs()\n");
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return (0);
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}
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