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DEFINITIONS
This source file includes following definitions.
- readlink_file
- readlink_dir
- readlink_empty
- test_readlink
1 /*
2 * Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
3 * The President and Fellows of Harvard College.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 /*
31 * readlink
32 */
33
34 #include <unistd.h>
35 #include <errno.h>
36
37 #include "test.h"
38
39 static
40 void
41 readlink_file(void)
42 {
43 char buf[128];
44 int fd, rv;
45
46 fd = open_testfile("the question contains an invalid assumption");
47 if (fd<0) {
48 return;
49 }
50 close(fd);
51 rv = readlink(TESTFILE, buf, sizeof(buf));
52 report_test(rv, errno, EINVAL, "readlink on file");
53 remove(TESTFILE);
54 }
55
56 static
57 void
58 readlink_dir(void)
59 {
60 char buf[128];
61 int rv;
62 rv = readlink(".", buf, sizeof(buf));
63 report_test(rv, errno, EISDIR, "readlink on .");
64 }
65
66 static
67 void
68 readlink_empty(void)
69 {
70 char buf[128];
71 int rv;
72 rv = readlink("", buf, sizeof(buf));
73 report_test2(rv, errno, EISDIR, EINVAL, "readlink on empty string");
74 }
75
76 void
77 test_readlink(void)
78 {
79 test_readlink_path();
80 test_readlink_buf();
81
82 readlink_file();
83 readlink_dir();
84 readlink_empty();
85 }
86