1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2013 Zbigniew Jędrzejewski-Szmek
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
25 #include "path-util.h"
31 static void test_path(void) {
32 assert_se(path_equal("/goo", "/goo"));
33 assert_se(path_equal("//goo", "/goo"));
34 assert_se(path_equal("//goo/////", "/goo"));
35 assert_se(path_equal("goo/////", "goo"));
37 assert_se(path_equal("/goo/boo", "/goo//boo"));
38 assert_se(path_equal("//goo/boo", "/goo/boo//"));
40 assert_se(path_equal("/", "///"));
42 assert_se(!path_equal("/x", "x/"));
43 assert_se(!path_equal("x/", "/"));
45 assert_se(!path_equal("/x/./y", "x/y"));
46 assert_se(!path_equal("x/.y", "x/y"));
48 assert_se(path_is_absolute("/"));
49 assert_se(!path_is_absolute("./"));
51 assert_se(is_path("/dir"));
52 assert_se(is_path("a/b"));
53 assert_se(!is_path("."));
55 assert_se(streq(basename("./aa/bb/../file.da."), "file.da."));
56 assert_se(streq(basename("/aa///.file"), ".file"));
57 assert_se(streq(basename("/aa///file..."), "file..."));
58 assert_se(streq(basename("file.../"), ""));
60 #define test_parent(x, y) { \
61 _cleanup_free_ char *z = NULL; \
62 int r = path_get_parent(x, &z); \
63 printf("expected: %s\n", y ? y : "error"); \
64 printf("actual: %s\n", r<0 ? "error" : z); \
65 assert_se((y==NULL) ^ (r==0)); \
66 assert_se(y==NULL || path_equal(z, y)); \
69 test_parent("./aa/bb/../file.da.", "./aa/bb/..");
70 test_parent("/aa///.file", "/aa///");
71 test_parent("/aa///file...", "/aa///");
72 test_parent("file.../", NULL);
74 assert_se(path_is_mount_point("/", true));
75 assert_se(path_is_mount_point("/", false));
78 char p1[] = "aaa/bbb////ccc";
79 char p2[] = "//aaa/.////ccc";
82 assert_se(path_equal(path_kill_slashes(p1), "aaa/bbb/ccc"));
83 assert_se(path_equal(path_kill_slashes(p2), "/aaa/./ccc"));
84 assert_se(path_equal(path_kill_slashes(p3), "/./"));
88 static void test_find_binary(const char *self) {
91 assert_se(find_binary("/bin/sh", &p) == 0);
93 assert_se(streq(p, "/bin/sh"));
96 assert_se(find_binary(self, &p) == 0);
98 assert_se(endswith(p, "/test-path-util"));
99 assert_se(path_is_absolute(p));
102 assert_se(find_binary("sh", &p) == 0);
104 assert_se(endswith(p, "/sh"));
105 assert_se(path_is_absolute(p));
108 assert_se(find_binary("xxxx-xxxx", &p) == -ENOENT);
110 assert_se(find_binary("/some/dir/xxxx-xxxx", &p) == -ENOENT);
113 static void test_prefixes(void) {
114 static const char* values[] = { "/a/b/c/d", "/a/b/c", "/a/b", "/a", "", NULL};
120 PATH_FOREACH_PREFIX_MORE(s, "/a/b/c/d") {
121 log_error("---%s---", s);
122 assert_se(streq(s, values[i++]));
124 assert_se(values[i] == NULL);
127 PATH_FOREACH_PREFIX(s, "/a/b/c/d") {
128 log_error("---%s---", s);
129 assert_se(streq(s, values[i++]));
131 assert_se(values[i] == NULL);
134 PATH_FOREACH_PREFIX_MORE(s, "////a////b////c///d///////")
135 assert_se(streq(s, values[i++]));
136 assert_se(values[i] == NULL);
139 PATH_FOREACH_PREFIX(s, "////a////b////c///d///////")
140 assert_se(streq(s, values[i++]));
141 assert_se(values[i] == NULL);
143 PATH_FOREACH_PREFIX(s, "////")
144 assert_not_reached("Wut?");
147 PATH_FOREACH_PREFIX_MORE(s, "////") {
149 assert_se(streq(s, ""));
154 PATH_FOREACH_PREFIX(s, "")
155 assert_not_reached("wut?");
158 PATH_FOREACH_PREFIX_MORE(s, "") {
160 assert_se(streq(s, ""));
165 static void test_path_join(void) {
167 #define test_join(root, path, rest, expected) { \
168 _cleanup_free_ char *z = NULL; \
169 z = path_join(root, path, rest); \
170 assert_se(streq(z, expected)); \
173 test_join("/root", "/a/b", "/c", "/root/a/b/c");
174 test_join("/root", "a/b", "c", "/root/a/b/c");
175 test_join("/root", "/a/b", "c", "/root/a/b/c");
176 test_join("/root", "/", "c", "/root//c");
177 test_join("/root", "/", NULL, "/root/");
179 test_join(NULL, "/a/b", "/c", "/a/b/c");
180 test_join(NULL, "a/b", "c", "a/b/c");
181 test_join(NULL, "/a/b", "c", "/a/b/c");
182 test_join(NULL, "/", "c", "//c");
183 test_join(NULL, "/", NULL, "/");
186 static void test_fsck_exists(void) {
187 /* Ensure we use a sane default for PATH. */
190 /* fsck.minix is provided by util-linux and will probably exist. */
191 assert_se(fsck_exists("minix") == 0);
193 assert_se(fsck_exists("AbCdE") == -ENOENT);
196 static void test_make_relative(void) {
199 assert_se(path_make_relative("some/relative/path", "/some/path", &result) < 0);
200 assert_se(path_make_relative("/some/path", "some/relative/path", &result) < 0);
202 #define test(from_dir, to_path, expected) { \
203 _cleanup_free_ char *z = NULL; \
204 path_make_relative(from_dir, to_path, &z); \
205 assert_se(streq(z, expected)); \
209 test("/", "/some/path", "some/path");
210 test("/some/path", "/some/path", ".");
211 test("/some/path", "/some/path/in/subdir", "in/subdir");
212 test("/some/path", "/", "../..");
213 test("/some/path", "/some/other/path", "../other/path");
214 test("//extra/////slashes///won't////fool///anybody//", "////extra///slashes////are/just///fine///", "../../../are/just/fine");
217 static void test_strv_resolve(void) {
218 char tmp_dir[] = "/tmp/test-path-util-XXXXXX";
219 _cleanup_strv_free_ char **search_dirs = NULL;
220 _cleanup_strv_free_ char **absolute_dirs = NULL;
223 assert_se(mkdtemp(tmp_dir) != NULL);
225 search_dirs = strv_new("/dir1", "/dir2", "/dir3", NULL);
226 assert_se(search_dirs);
227 STRV_FOREACH(d, search_dirs) {
228 char *p = strappend(tmp_dir, *d);
230 assert_se(strv_push(&absolute_dirs, p) == 0);
233 assert_se(mkdir(absolute_dirs[0], 0700) == 0);
234 assert_se(mkdir(absolute_dirs[1], 0700) == 0);
235 assert_se(symlink("dir2", absolute_dirs[2]) == 0);
237 path_strv_resolve(search_dirs, tmp_dir);
238 assert_se(streq(search_dirs[0], "/dir1"));
239 assert_se(streq(search_dirs[1], "/dir2"));
240 assert_se(streq(search_dirs[2], "/dir2"));
242 assert_se(rm_rf_dangerous(tmp_dir, false, true, false) == 0);
245 int main(int argc, char **argv) {
247 test_find_binary(argv[0]);
251 test_make_relative();