tests/lib/libc/locale/t_mbsnrtowcs.c

   1 /* $NetBSD: t_mbsnrtowcs.c,v 1.1 2013/05/28 16:57:56 joerg Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2013 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Joerg Sonnenberger.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>
  33 __RCSID("$NetBSD: t_mbsnrtowcs.c,v 1.1 2013/05/28 16:57:56 joerg Exp $");
  34
  35 #include <locale.h>
  36 #include <wchar.h>
  37
  38 #include <atf-c.h>
  39
  40 static const struct test {
  41         const char *locale;
  42         const char *data;
  43         size_t limit;
  44         const wchar_t output1[64];
  45         size_t output1_len;
  46         const wchar_t output2[64];
  47         size_t output2_len;
  48 } tests[] = {
  49         { "C", "ABCD0123", 4, { 0x41, 0x42, 0x43, 0x44 }, 4,
  50                             { 0x30, 0x31, 0x32, 0x33, 0x0 }, 5 },
  51         { "en_US.UTF-8", "ABCD0123", 4, { 0x41, 0x42, 0x43, 0x44 }, 4,
  52                             { 0x30, 0x31, 0x32, 0x33, 0x0 }, 5 },
  53         { "en_US.UTF-8", "ABC\303\2440123", 4, { 0x41, 0x42, 0x43, }, 3,
  54                             { 0xe4, 0x30, 0x31, 0x32, 0x33, 0x0 }, 6 },
  55 };
  56
  57 ATF_TC(mbsnrtowcs);
  58 ATF_TC_HEAD(mbsnrtowcs, tc)
  59 {
  60         atf_tc_set_md_var(tc, "descr",
  61                 "Checks mbsnrtowc(3) with different locales");
  62 }
  63 ATF_TC_BODY(mbsnrtowcs, tc)
  64 {
  65         size_t i;
  66         const struct test *t;
  67         mbstate_t state;
  68         wchar_t buf[64];
  69         const char *src;
  70         size_t len;
  71
  72         for (i = 0; i < __arraycount(tests); ++i) {
  73                 t = &tests[i];
  74                 ATF_REQUIRE_STREQ(setlocale(LC_ALL, "C"), "C");
  75                 ATF_REQUIRE(setlocale(LC_CTYPE, t->locale) != NULL);
  76                 memset(&state, 0, sizeof(state));
  77                 src = t->data;
  78                 len = mbsnrtowcs(buf, &src, t->limit,
  79                     __arraycount(buf), &state);
  80                 ATF_REQUIRE_EQ(src, t->data + t->limit);
  81                 ATF_REQUIRE_EQ(len, t->output1_len);
  82                 ATF_REQUIRE(wmemcmp(t->output1, buf, len) == 0);
  83                 len = mbsnrtowcs(buf, &src, strlen(src) + 1,
  84                     __arraycount(buf), &state);
  85                 ATF_REQUIRE_EQ(len, strlen(t->data) - t->limit);
  86                 ATF_REQUIRE(wmemcmp(t->output2, buf, len + 1) == 0);
  87                 ATF_REQUIRE_EQ(src, NULL);
  88         }
  89 }
  90
  91 ATF_TP_ADD_TCS(tp)
  92 {
  93
  94         ATF_TP_ADD_TC(tp, mbsnrtowcs);
  95
  96         return atf_no_error();
  97 }