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git.ipfire.org Git - thirdparty/systemd.git/blob - src/test/test-stat-util.c
2 This file is part of systemd.
4 Copyright 2010 Lennart Poettering
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
21 #include <linux/magic.h>
24 #include "alloc-util.h"
29 #include "mount-util.h"
30 #include "stat-util.h"
32 static void test_files_same(void) {
33 _cleanup_close_
int fd
= -1;
34 char name
[] = "/tmp/test-files_same.XXXXXX";
35 char name_alias
[] = "/tmp/test-files_same.alias";
37 fd
= mkostemp_safe(name
);
39 assert_se(symlink(name
, name_alias
) >= 0);
41 assert_se(files_same(name
, name
));
42 assert_se(files_same(name
, name_alias
));
48 static void test_is_symlink(void) {
49 char name
[] = "/tmp/test-is_symlink.XXXXXX";
50 char name_link
[] = "/tmp/test-is_symlink.link";
51 _cleanup_close_
int fd
= -1;
53 fd
= mkostemp_safe(name
);
55 assert_se(symlink(name
, name_link
) >= 0);
57 assert_se(is_symlink(name
) == 0);
58 assert_se(is_symlink(name_link
) == 1);
59 assert_se(is_symlink("/a/file/which/does/not/exist/i/guess") < 0);
66 static void test_path_is_os_tree(void) {
67 assert_se(path_is_os_tree("/") > 0);
68 assert_se(path_is_os_tree("/etc") == 0);
69 assert_se(path_is_os_tree("/idontexist") == -ENOENT
);
72 static void test_path_check_fstype(void) {
73 /* run might not be a mount point in build chroots */
74 if (path_is_mount_point("/run", NULL
, AT_SYMLINK_FOLLOW
) > 0) {
75 assert_se(path_check_fstype("/run", TMPFS_MAGIC
) > 0);
76 assert_se(path_check_fstype("/run", BTRFS_SUPER_MAGIC
) == 0);
78 assert_se(path_check_fstype("/proc", PROC_SUPER_MAGIC
) > 0);
79 assert_se(path_check_fstype("/proc", BTRFS_SUPER_MAGIC
) == 0);
80 assert_se(path_check_fstype("/proc", BTRFS_SUPER_MAGIC
) == 0);
81 assert_se(path_check_fstype("/i-dont-exist", BTRFS_SUPER_MAGIC
) == -ENOENT
);
84 static void test_path_is_temporary_fs(void) {
85 assert_se(path_is_temporary_fs("/run") > 0);
86 assert_se(path_is_temporary_fs("/proc") == 0);
87 assert_se(path_is_temporary_fs("/i-dont-exist") == -ENOENT
);
90 int main(int argc
, char *argv
[]) {
93 test_path_is_os_tree();
94 test_path_check_fstype();
95 test_path_is_temporary_fs();