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76877b46 ZJS |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2013 Zbigniew Jędrzejewski-Szmek | |
7 | ||
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. | |
12 | ||
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. | |
17 | ||
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/>. | |
20 | ***/ | |
21 | ||
a696dbef | 22 | #include <stdio.h> |
3e8a78c8 | 23 | #include <unistd.h> |
a696dbef | 24 | |
76877b46 ZJS |
25 | #include "path-util.h" |
26 | #include "util.h" | |
27 | #include "macro.h" | |
3e8a78c8 | 28 | #include "strv.h" |
c6878637 | 29 | #include "rm-rf.h" |
76877b46 | 30 | |
2230852b MS |
31 | #define test_path_compare(a, b, result) { \ |
32 | assert_se(path_compare(a, b) == result); \ | |
33 | assert_se(path_compare(b, a) == -result); \ | |
34 | assert_se(path_equal(a, b) == !result); \ | |
35 | assert_se(path_equal(b, a) == !result); \ | |
36 | } | |
76877b46 ZJS |
37 | |
38 | static void test_path(void) { | |
3f72b427 LP |
39 | _cleanup_close_ int fd = -1; |
40 | ||
2230852b MS |
41 | test_path_compare("/goo", "/goo", 0); |
42 | test_path_compare("/goo", "/goo", 0); | |
43 | test_path_compare("//goo", "/goo", 0); | |
44 | test_path_compare("//goo/////", "/goo", 0); | |
45 | test_path_compare("goo/////", "goo", 0); | |
76877b46 | 46 | |
2230852b MS |
47 | test_path_compare("/goo/boo", "/goo//boo", 0); |
48 | test_path_compare("//goo/boo", "/goo/boo//", 0); | |
76877b46 | 49 | |
2230852b | 50 | test_path_compare("/", "///", 0); |
76877b46 | 51 | |
2230852b MS |
52 | test_path_compare("/x", "x/", 1); |
53 | test_path_compare("x/", "/", -1); | |
76877b46 | 54 | |
2230852b MS |
55 | test_path_compare("/x/./y", "x/y", 1); |
56 | test_path_compare("x/.y", "x/y", -1); | |
57 | ||
58 | test_path_compare("foo", "/foo", -1); | |
59 | test_path_compare("/foo", "/foo/bar", -1); | |
60 | test_path_compare("/foo/aaa", "/foo/b", -1); | |
61 | test_path_compare("/foo/aaa", "/foo/b/a", -1); | |
62 | test_path_compare("/foo/a", "/foo/aaa", -1); | |
63 | test_path_compare("/foo/a/b", "/foo/aaa", -1); | |
76877b46 ZJS |
64 | |
65 | assert_se(path_is_absolute("/")); | |
66 | assert_se(!path_is_absolute("./")); | |
67 | ||
68 | assert_se(is_path("/dir")); | |
69 | assert_se(is_path("a/b")); | |
70 | assert_se(!is_path(".")); | |
71 | ||
2b6bf07d ZJS |
72 | assert_se(streq(basename("./aa/bb/../file.da."), "file.da.")); |
73 | assert_se(streq(basename("/aa///.file"), ".file")); | |
74 | assert_se(streq(basename("/aa///file..."), "file...")); | |
75 | assert_se(streq(basename("file.../"), "")); | |
76877b46 | 76 | |
a696dbef | 77 | #define test_parent(x, y) { \ |
c8b32e11 | 78 | _cleanup_free_ char *z = NULL; \ |
a696dbef ZJS |
79 | int r = path_get_parent(x, &z); \ |
80 | printf("expected: %s\n", y ? y : "error"); \ | |
81 | printf("actual: %s\n", r<0 ? "error" : z); \ | |
82 | assert_se((y==NULL) ^ (r==0)); \ | |
83 | assert_se(y==NULL || path_equal(z, y)); \ | |
76877b46 ZJS |
84 | } |
85 | ||
86 | test_parent("./aa/bb/../file.da.", "./aa/bb/.."); | |
87 | test_parent("/aa///.file", "/aa///"); | |
88 | test_parent("/aa///file...", "/aa///"); | |
a696dbef | 89 | test_parent("file.../", NULL); |
76877b46 | 90 | |
da00518b LP |
91 | assert_se(path_is_mount_point("/", true) > 0); |
92 | assert_se(path_is_mount_point("/", false) > 0); | |
93 | ||
3f72b427 LP |
94 | fd = open("/", O_RDONLY|O_CLOEXEC|O_DIRECTORY|O_NOCTTY); |
95 | assert_se(fd >= 0); | |
96 | assert_se(fd_is_mount_point(fd) > 0); | |
97 | ||
da00518b LP |
98 | assert_se(path_is_mount_point("/proc", true) > 0); |
99 | assert_se(path_is_mount_point("/proc", false) > 0); | |
100 | ||
3f72b427 LP |
101 | assert_se(path_is_mount_point("/proc/1", true) == 0); |
102 | assert_se(path_is_mount_point("/proc/1", false) == 0); | |
103 | ||
da00518b LP |
104 | assert_se(path_is_mount_point("/sys", true) > 0); |
105 | assert_se(path_is_mount_point("/sys", false) > 0); | |
76877b46 ZJS |
106 | |
107 | { | |
108 | char p1[] = "aaa/bbb////ccc"; | |
109 | char p2[] = "//aaa/.////ccc"; | |
110 | char p3[] = "/./"; | |
111 | ||
8d95631e FB |
112 | assert_se(path_equal(path_kill_slashes(p1), "aaa/bbb/ccc")); |
113 | assert_se(path_equal(path_kill_slashes(p2), "/aaa/./ccc")); | |
114 | assert_se(path_equal(path_kill_slashes(p3), "/./")); | |
76877b46 ZJS |
115 | } |
116 | } | |
117 | ||
b63bd109 | 118 | static void test_find_binary(const char *self, bool local) { |
c9d954b2 ZJS |
119 | char *p; |
120 | ||
b63bd109 | 121 | assert_se(find_binary("/bin/sh", local, &p) == 0); |
c9d954b2 | 122 | puts(p); |
8d95631e | 123 | assert_se(streq(p, "/bin/sh")); |
c9d954b2 ZJS |
124 | free(p); |
125 | ||
b63bd109 | 126 | assert_se(find_binary(self, local, &p) == 0); |
c9d954b2 | 127 | puts(p); |
8d95631e FB |
128 | assert_se(endswith(p, "/test-path-util")); |
129 | assert_se(path_is_absolute(p)); | |
c9d954b2 ZJS |
130 | free(p); |
131 | ||
b63bd109 | 132 | assert_se(find_binary("sh", local, &p) == 0); |
c9d954b2 | 133 | puts(p); |
8d95631e FB |
134 | assert_se(endswith(p, "/sh")); |
135 | assert_se(path_is_absolute(p)); | |
c9d954b2 ZJS |
136 | free(p); |
137 | ||
b63bd109 | 138 | assert_se(find_binary("xxxx-xxxx", local, &p) == -ENOENT); |
b972115c | 139 | |
b63bd109 ZJS |
140 | assert_se(find_binary("/some/dir/xxxx-xxxx", local, &p) == |
141 | (local ? -ENOENT : 0)); | |
f08c4c08 TA |
142 | if (!local) |
143 | free(p); | |
c9d954b2 ZJS |
144 | } |
145 | ||
fecffe5d | 146 | static void test_prefixes(void) { |
e203f7c3 LP |
147 | static const char* values[] = { "/a/b/c/d", "/a/b/c", "/a/b", "/a", "", NULL}; |
148 | unsigned i; | |
fecffe5d | 149 | char s[PATH_MAX]; |
e203f7c3 | 150 | bool b; |
fecffe5d | 151 | |
e203f7c3 LP |
152 | i = 0; |
153 | PATH_FOREACH_PREFIX_MORE(s, "/a/b/c/d") { | |
fecffe5d LP |
154 | log_error("---%s---", s); |
155 | assert_se(streq(s, values[i++])); | |
156 | } | |
e203f7c3 | 157 | assert_se(values[i] == NULL); |
fecffe5d | 158 | |
e203f7c3 LP |
159 | i = 1; |
160 | PATH_FOREACH_PREFIX(s, "/a/b/c/d") { | |
161 | log_error("---%s---", s); | |
162 | assert_se(streq(s, values[i++])); | |
163 | } | |
fecffe5d LP |
164 | assert_se(values[i] == NULL); |
165 | ||
166 | i = 0; | |
e203f7c3 | 167 | PATH_FOREACH_PREFIX_MORE(s, "////a////b////c///d///////") |
fecffe5d | 168 | assert_se(streq(s, values[i++])); |
e203f7c3 | 169 | assert_se(values[i] == NULL); |
fecffe5d | 170 | |
e203f7c3 LP |
171 | i = 1; |
172 | PATH_FOREACH_PREFIX(s, "////a////b////c///d///////") | |
173 | assert_se(streq(s, values[i++])); | |
fecffe5d LP |
174 | assert_se(values[i] == NULL); |
175 | ||
176 | PATH_FOREACH_PREFIX(s, "////") | |
e203f7c3 LP |
177 | assert_not_reached("Wut?"); |
178 | ||
179 | b = false; | |
180 | PATH_FOREACH_PREFIX_MORE(s, "////") { | |
181 | assert_se(!b); | |
fecffe5d | 182 | assert_se(streq(s, "")); |
e203f7c3 LP |
183 | b = true; |
184 | } | |
185 | assert_se(b); | |
fecffe5d LP |
186 | |
187 | PATH_FOREACH_PREFIX(s, "") | |
188 | assert_not_reached("wut?"); | |
189 | ||
e203f7c3 LP |
190 | b = false; |
191 | PATH_FOREACH_PREFIX_MORE(s, "") { | |
8d95631e FB |
192 | assert_se(!b); |
193 | assert_se(streq(s, "")); | |
e203f7c3 LP |
194 | b = true; |
195 | } | |
fecffe5d LP |
196 | } |
197 | ||
0c6ea3a4 | 198 | static void test_path_join(void) { |
59ae3a95 TA |
199 | |
200 | #define test_join(root, path, rest, expected) { \ | |
201 | _cleanup_free_ char *z = NULL; \ | |
202 | z = path_join(root, path, rest); \ | |
203 | assert_se(streq(z, expected)); \ | |
204 | } | |
205 | ||
206 | test_join("/root", "/a/b", "/c", "/root/a/b/c"); | |
207 | test_join("/root", "a/b", "c", "/root/a/b/c"); | |
208 | test_join("/root", "/a/b", "c", "/root/a/b/c"); | |
bc854dc7 | 209 | test_join("/root", "/", "c", "/root/c"); |
59ae3a95 TA |
210 | test_join("/root", "/", NULL, "/root/"); |
211 | ||
212 | test_join(NULL, "/a/b", "/c", "/a/b/c"); | |
213 | test_join(NULL, "a/b", "c", "a/b/c"); | |
214 | test_join(NULL, "/a/b", "c", "/a/b/c"); | |
bc854dc7 | 215 | test_join(NULL, "/", "c", "/c"); |
59ae3a95 | 216 | test_join(NULL, "/", NULL, "/"); |
0c6ea3a4 ZJS |
217 | } |
218 | ||
eb66db55 MG |
219 | static void test_fsck_exists(void) { |
220 | /* Ensure we use a sane default for PATH. */ | |
221 | unsetenv("PATH"); | |
222 | ||
223 | /* fsck.minix is provided by util-linux and will probably exist. */ | |
224 | assert_se(fsck_exists("minix") == 0); | |
225 | ||
226 | assert_se(fsck_exists("AbCdE") == -ENOENT); | |
227 | } | |
228 | ||
6b56a651 TK |
229 | static void test_make_relative(void) { |
230 | char *result; | |
231 | ||
232 | assert_se(path_make_relative("some/relative/path", "/some/path", &result) < 0); | |
233 | assert_se(path_make_relative("/some/path", "some/relative/path", &result) < 0); | |
234 | ||
59ae3a95 TA |
235 | #define test(from_dir, to_path, expected) { \ |
236 | _cleanup_free_ char *z = NULL; \ | |
237 | path_make_relative(from_dir, to_path, &z); \ | |
238 | assert_se(streq(z, expected)); \ | |
6b56a651 TK |
239 | } |
240 | ||
241 | test("/", "/", "."); | |
242 | test("/", "/some/path", "some/path"); | |
243 | test("/some/path", "/some/path", "."); | |
244 | test("/some/path", "/some/path/in/subdir", "in/subdir"); | |
245 | test("/some/path", "/", "../.."); | |
246 | test("/some/path", "/some/other/path", "../other/path"); | |
247 | test("//extra/////slashes///won't////fool///anybody//", "////extra///slashes////are/just///fine///", "../../../are/just/fine"); | |
248 | } | |
249 | ||
3e8a78c8 MM |
250 | static void test_strv_resolve(void) { |
251 | char tmp_dir[] = "/tmp/test-path-util-XXXXXX"; | |
252 | _cleanup_strv_free_ char **search_dirs = NULL; | |
253 | _cleanup_strv_free_ char **absolute_dirs = NULL; | |
254 | char **d; | |
255 | ||
256 | assert_se(mkdtemp(tmp_dir) != NULL); | |
257 | ||
258 | search_dirs = strv_new("/dir1", "/dir2", "/dir3", NULL); | |
259 | assert_se(search_dirs); | |
260 | STRV_FOREACH(d, search_dirs) { | |
261 | char *p = strappend(tmp_dir, *d); | |
262 | assert_se(p); | |
263 | assert_se(strv_push(&absolute_dirs, p) == 0); | |
264 | } | |
265 | ||
266 | assert_se(mkdir(absolute_dirs[0], 0700) == 0); | |
267 | assert_se(mkdir(absolute_dirs[1], 0700) == 0); | |
268 | assert_se(symlink("dir2", absolute_dirs[2]) == 0); | |
269 | ||
270 | path_strv_resolve(search_dirs, tmp_dir); | |
271 | assert_se(streq(search_dirs[0], "/dir1")); | |
272 | assert_se(streq(search_dirs[1], "/dir2")); | |
273 | assert_se(streq(search_dirs[2], "/dir2")); | |
274 | ||
c6878637 | 275 | assert_se(rm_rf(tmp_dir, REMOVE_ROOT|REMOVE_PHYSICAL) == 0); |
3e8a78c8 MM |
276 | } |
277 | ||
5895b62f RC |
278 | static void test_path_startswith(void) { |
279 | assert_se(path_startswith("/foo/bar/barfoo/", "/foo")); | |
280 | assert_se(path_startswith("/foo/bar/barfoo/", "/foo/")); | |
281 | assert_se(path_startswith("/foo/bar/barfoo/", "/")); | |
282 | assert_se(path_startswith("/foo/bar/barfoo/", "////")); | |
283 | assert_se(path_startswith("/foo/bar/barfoo/", "/foo//bar/////barfoo///")); | |
284 | assert_se(path_startswith("/foo/bar/barfoo/", "/foo/bar/barfoo////")); | |
285 | assert_se(path_startswith("/foo/bar/barfoo/", "/foo/bar///barfoo/")); | |
286 | assert_se(path_startswith("/foo/bar/barfoo/", "/foo////bar/barfoo/")); | |
287 | assert_se(path_startswith("/foo/bar/barfoo/", "////foo/bar/barfoo/")); | |
288 | assert_se(path_startswith("/foo/bar/barfoo/", "/foo/bar/barfoo")); | |
289 | ||
290 | assert_se(!path_startswith("/foo/bar/barfoo/", "/foo/bar/barfooa/")); | |
291 | assert_se(!path_startswith("/foo/bar/barfoo/", "/foo/bar/barfooa")); | |
292 | assert_se(!path_startswith("/foo/bar/barfoo/", "")); | |
293 | assert_se(!path_startswith("/foo/bar/barfoo/", "/bar/foo")); | |
294 | assert_se(!path_startswith("/foo/bar/barfoo/", "/f/b/b/")); | |
295 | } | |
296 | ||
7f076504 | 297 | int main(int argc, char **argv) { |
76877b46 | 298 | test_path(); |
b63bd109 ZJS |
299 | test_find_binary(argv[0], true); |
300 | test_find_binary(argv[0], false); | |
fecffe5d | 301 | test_prefixes(); |
0c6ea3a4 | 302 | test_path_join(); |
eb66db55 | 303 | test_fsck_exists(); |
6b56a651 | 304 | test_make_relative(); |
3e8a78c8 | 305 | test_strv_resolve(); |
5895b62f RC |
306 | test_path_startswith(); |
307 | ||
76877b46 ZJS |
308 | return 0; |
309 | } |