tests/netbsd_getcwd.c

   1 /*      $NetBSD: t_getcwd.c,v 1.3 2011/07/27 05:04:11 jruoho Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Jukka Ruohonen.
   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 #include <sys/cdefs.h>
  32 __RCSID("$NetBSD: t_getcwd.c,v 1.3 2011/07/27 05:04:11 jruoho Exp $");
  33
  34 #include <sys/param.h>
  35 #include <sys/stat.h>
  36
  37 #include <errno.h>
  38 #include <fts.h>
  39 #include <limits.h>
  40 #include <string.h>
  41 #include <unistd.h>
  42
  43 #include <darwintest.h>
  44
  45 T_DECL(getcwd_err, "Test error conditions in getcwd(3)")
  46 {
  47         char buf[MAXPATHLEN];
  48
  49         errno = 0;
  50
  51         T_ASSERT_NULL(getcwd(buf, 0), NULL);
  52         T_ASSERT_EQ(errno, EINVAL, NULL);
  53 }
  54
  55 T_DECL(getcwd_fts, "A basic test of getcwd(3)")
  56 {
  57         char buf[MAXPATHLEN];
  58         char *args[2] = {"/System", NULL};
  59         FTSENT *ftse;
  60         FTS *fts;
  61         int ops;
  62         short depth;
  63
  64         /*
  65          * Do not traverse too deep
  66          */
  67         depth = 2;
  68
  69         /*
  70          * Test that getcwd(3) works with basic
  71          * system directories. Note that having
  72          * no FTS_NOCHDIR specified should ensure
  73          * that the current directory is visited.
  74          */
  75         ops = FTS_PHYSICAL | FTS_NOSTAT;
  76         fts = fts_open(args, ops, NULL);
  77
  78         T_ASSERT_NOTNULL(fts, NULL);
  79
  80         while ((ftse = fts_read(fts)) != NULL) {
  81
  82                 if (ftse->fts_level < 1)
  83                         continue;
  84
  85                 if (ftse->fts_level > depth) {
  86                         (void)fts_set(fts, ftse, FTS_SKIP);
  87                         continue;
  88                 }
  89
  90                 switch(ftse->fts_info) {
  91
  92                 case FTS_DP:
  93                         (void)memset(buf, 0, sizeof(buf));
  94                         T_ASSERT_NOTNULL(getcwd(buf, sizeof(buf)), NULL);
  95                         T_ASSERT_NOTNULL(strstr(ftse->fts_path, buf), NULL);
  96                         break;
  97
  98                 default:
  99                         break;
 100                 }
 101         }
 102
 103         (void)fts_close(fts);
 104 }