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/* $OpenBSD: test_wcrtomb.c,v 1.2 2017/07/27 15:08:37 bluhm Exp $ */
/*
* Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <err.h>
#include <errno.h>
#include <limits.h>
#include <locale.h>
#include <stdlib.h>
#include <string.h>
#include <wchar.h>
static mbstate_t mbs;
void
onetest(const char *name, const wchar_t wcin, int outerr, const char *out)
{
char buf[MB_LEN_MAX];
size_t sz, outsz;
memset(buf, 0, MB_LEN_MAX);
outsz = out == NULL ? (size_t)-1 : *out == '\0' ? 1 : strlen(out);
sz = wcrtomb(buf, wcin, &mbs);
if (errno != outerr)
err(1, "%zu %s U+%04X", MB_CUR_MAX, name, wcin);
if (sz != outsz || (out != NULL && strncmp(buf, out, sz)))
errx(1, "%zu %s U+%04X: %4.4s(%zd) != %4.4s(%zd)",
MB_CUR_MAX, name, wcin, buf, sz,
out == NULL ? "(NULL)" : out, outsz);
if (mbsinit(&mbs) == 0)
errx(1, "%zu %s U+%04X mbsinit", MB_CUR_MAX, name, wcin);
if (errno == 0 && outerr == 0)
return;
errno = 0;
memset(&mbs, 0, sizeof(mbs));
}
int
main(void)
{
onetest("NUL", L'\0', 0, "");
onetest("BEL", L'\a', 0, "\a");
onetest("A", L'A', 0, "A");
onetest("DEL", L'\177', 0, "\177");
onetest("CSI", L'\233', 0, "\233");
onetest("0x100", 0x100, EILSEQ, NULL);
if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL)
errx(1, "setlocale(UTF-8) failed"),
onetest("NUL", L'\0', 0, "");
onetest("BEL", L'\a', 0, "\a");
onetest("A", L'A', 0, "A");
onetest("DEL", L'\177', 0, "\177");
onetest("CSI", L'\233', 0, "\302\233");
onetest("0xe9", 0xe9, 0, "\303\251");
onetest("0xcfff", 0xcfff, 0, "\354\277\277");
onetest("0xd800", 0xd800, EILSEQ, NULL);
if (setlocale(LC_CTYPE, "POSIX") == NULL)
errx(1, "setlocale(POSIX) failed"),
onetest("0xff", L'\377', 0, "\377");
if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL)
errx(1, "second setlocale(UTF-8) failed"),
onetest("U+13000", 0x13000, 0, "\360\223\200\200");
return 0;
}
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