text: /* $NetBSD: t_mbtowc.c,v 1.1 2011/04/09 17:45:25 pgoyette Exp $ */
  
  /*-
   * Copyright (c) 2011 The NetBSD Foundation, Inc.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   * ``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 THE FOUNDATION OR CONTRIBUTORS
   * 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 DAMAGE.
   */
  
  /*-
   * Copyright (c)2007 Citrus Project,
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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 DAMAGE.
   *
   */
  
  #include <sys/cdefs.h>
  __COPYRIGHT("@(#) Copyright (c) 2011\
   The NetBSD Foundation, inc. All rights reserved.");
  __RCSID("$NetBSD: t_mbtowc.c,v 1.1 2011/04/09 17:45:25 pgoyette Exp $");
  
  #include <errno.h>
  #include <locale.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include <vis.h>
  #include <wchar.h>
  
  #include <atf-c.h>
  
  static void
  h_mbtowc(const char *locale, const char *illegal, const char *legal)
  {
  	char buf[64];
  	size_t stateful, ret;
  	char *str;
  
  	ATF_REQUIRE_STREQ(setlocale(LC_ALL, "C"), "C");
  #ifdef __NetBSD__
  	ATF_REQUIRE(setlocale(LC_CTYPE, locale) != NULL);
  #else
  	if (setlocale(LC_CTYPE, locale) == NULL) {
  		fprintf(stderr, "Locale %s not found.\n", locale);
  		return;
  	}
  #endif
  
  	ATF_REQUIRE((str = setlocale(LC_ALL, NULL)) != NULL);
  	(void)printf("Using locale: %s\n", str);
  
  	stateful = wctomb(NULL, L'\0');
  	(void)printf("Locale is state-%sdependent\n",
  		stateful ? "in" : "");
  
  	/* initialize internal state */
  	ret = mbtowc(NULL, NULL, 0);
  	ATF_REQUIRE(stateful ? ret : !ret);
  
  	(void)strvis(buf, illegal, VIS_WHITE | VIS_OCTAL);
  	(void)printf("Checking illegal sequence: \"%s\"\n", buf);
  
  	ret = mbtowc(NULL, illegal, strlen(illegal));
  	(void)printf("mbtowc() returned: %zd\n", ret);
  	ATF_REQUIRE_EQ(ret, (size_t)-1);
  	(void)printf("errno: %s\n", strerror(errno));
  	ATF_REQUIRE_EQ(errno, EILSEQ);
  
  	/* if this is stateless encoding, this re-initialization is not required. */
  	if (stateful) {
  		/* re-initialize internal state */
  		ret = mbtowc(NULL, NULL, 0);
  		ATF_REQUIRE(stateful ? ret : !ret);
  	}
  
  	/* valid multibyte sequence case */
  	(void)strvis(buf, legal, VIS_WHITE | VIS_OCTAL);
  	(void)printf("Checking legal sequence: \"%s\"\n", buf);
  
  	errno = 0;
  	ret = mbtowc(NULL, legal, strlen(legal));
  	(void)printf("mbtowc() returned: %zd\n", ret);
  	ATF_REQUIRE(ret != (size_t)-1);
  	(void)printf("errno: %s\n", strerror(errno));
  	ATF_REQUIRE_EQ(errno, 0);
  
  	(void)printf("Ok.\n");
  }
  
  ATF_TC(mbtowc);
  ATF_TC_HEAD(mbtowc, tc)
  {
  	atf_tc_set_md_var(tc, "descr", "Checks mbtowc(3)");
  }
  ATF_TC_BODY(mbtowc, tc)
  {
  	h_mbtowc("en_US.UTF-8", "\240", "\302\240");
  	h_mbtowc("ja_JP.ISO2022-JP", "\033$B", "\033$B$\"\033(B");
  	h_mbtowc("ja_JP.SJIS", "\202", "\202\240");
  	h_mbtowc("ja_JP.eucJP", "\244", "\244\242");
  #ifndef __FreeBSD__
  	/* Moved last as it fails */
  	h_mbtowc("zh_CN.GB18030", "\241", "\241\241");
  #endif
  	h_mbtowc("zh_TW.Big5", "\241", "\241@");
  	h_mbtowc("zh_TW.eucTW", "\241", "\241\241");
  #ifdef __FreeBSD__
  	atf_tc_expect_fail("zh_CN.GB18030");
  	h_mbtowc("zh_CN.GB18030", "\241", "\241\241");
  #endif
  }
  
  ATF_TP_ADD_TCS(tp)
  {
  	ATF_TP_ADD_TC(tp, mbtowc);
  
  	return atf_no_error();
  }
  