1 /* Tests of areadlinkat_with_size.
2 Copyright (C) 2009-2011 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17 /* Written by Eric Blake <ebb9@byu.net>, 2009. */
21 #include "areadlink.h"
32 #include "ignore-value.h"
35 #define BASE "test-areadlinkat-with-size.t"
37 #include "test-areadlink.h"
39 static int dfd = AT_FDCWD;
41 /* Wrapper for testing areadlinkat_with_size. */
43 do_areadlinkat_with_size (char const *name, size_t size)
45 return areadlinkat_with_size (dfd, name, size);
53 /* Remove any leftovers from a previous partial run. */
54 ignore_value (system ("rm -rf " BASE "*"));
57 result = test_areadlink (do_areadlinkat_with_size, false);
58 dfd = open (".", O_RDONLY);
60 ASSERT (test_areadlink (do_areadlinkat_with_size, false) == result);
64 fputs ("skipping test: symlinks not supported on this file system\n",
69 ASSERT (symlink ("nowhere", BASE "link") == 0);
70 ASSERT (mkdir (BASE "dir", 0700) == 0);
71 ASSERT (chdir (BASE "dir") == 0);
72 buf = areadlinkat_with_size (dfd, BASE "link", strlen (BASE "link"));
74 ASSERT (strcmp (buf, "nowhere") == 0);
77 ASSERT (areadlinkat_with_size (-1, BASE "link", 1) == NULL);
78 ASSERT (errno == EBADF);
80 ASSERT (areadlinkat_with_size (AT_FDCWD, BASE "link", 1) == NULL);
81 ASSERT (errno == ENOENT);
82 ASSERT (chdir ("..") == 0);
83 ASSERT (rmdir (BASE "dir") == 0);
84 ASSERT (unlink (BASE "link") == 0);
87 ASSERT (close (dfd) == 0);