text: /* $NetBSD: t_mbsnrtowcs.c,v 1.2 2014/05/06 00:41:26 yamt Exp $ */
  
  /*-
   * Copyright (c) 2013 The NetBSD Foundation, Inc.
   * All rights reserved.
   *
   * This code is derived from software contributed to The NetBSD Foundation
   * by Joerg Sonnenberger.
   *
   * 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.
   */
  
  #include <sys/cdefs.h>
  __RCSID("$NetBSD: t_mbsnrtowcs.c,v 1.2 2014/05/06 00:41:26 yamt Exp $");
  
  #include <locale.h>
  #include <string.h>
  #include <wchar.h>
  
  #include <atf-c.h>
  
  static const struct test {
  	const char *locale;
  	const char *data;
  	size_t limit;
  	const wchar_t output1[64];
  	size_t output1_len;
  	const wchar_t output2[64];
  	size_t output2_len;
  } tests[] = {
  	{ "C", "ABCD0123", 4, { 0x41, 0x42, 0x43, 0x44 }, 4,
  			    { 0x30, 0x31, 0x32, 0x33, 0x0 }, 5 },
  	{ "en_US.UTF-8", "ABCD0123", 4, { 0x41, 0x42, 0x43, 0x44 }, 4,
  			    { 0x30, 0x31, 0x32, 0x33, 0x0 }, 5 },
  	{ "en_US.UTF-8", "ABC\303\2440123", 4, { 0x41, 0x42, 0x43, }, 3,
  			    { 0xe4, 0x30, 0x31, 0x32, 0x33, 0x0 }, 6 },
  };
  
  ATF_TC(mbsnrtowcs);
  ATF_TC_HEAD(mbsnrtowcs, tc)
  {
  	atf_tc_set_md_var(tc, "descr",
  		"Checks mbsnrtowc(3) with different locales");
  }
  ATF_TC_BODY(mbsnrtowcs, tc)
  {
  	size_t i;
  	const struct test *t;
  	mbstate_t state;
  	wchar_t buf[64];
  	const char *src;
  	size_t len;
  
  	for (i = 0; i < __arraycount(tests); ++i) {
  		t = &tests[i];
  		ATF_REQUIRE_STREQ(setlocale(LC_ALL, "C"), "C");
  		ATF_REQUIRE(setlocale(LC_CTYPE, t->locale) != NULL);
  		memset(&state, 0, sizeof(state));
  		src = t->data;
  		len = mbsnrtowcs(buf, &src, t->limit,
  		    __arraycount(buf), &state);
  		ATF_REQUIRE_EQ(src, t->data + t->limit);
  		ATF_REQUIRE_EQ(len, t->output1_len);
  		ATF_REQUIRE(wmemcmp(t->output1, buf, len) == 0);
  		len = mbsnrtowcs(buf, &src, strlen(src) + 1,
  		    __arraycount(buf), &state);
  		ATF_REQUIRE_EQ(len, strlen(t->data) - t->limit);
  		ATF_REQUIRE(wmemcmp(t->output2, buf, len + 1) == 0);
  		ATF_REQUIRE_EQ(src, NULL);
  	}
  }
  
  ATF_TP_ADD_TCS(tp)
  {
  
  	ATF_TP_ADD_TC(tp, mbsnrtowcs);
  
  	return atf_no_error();
  }
  