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Merge pull request #7388 from keszybz/doc-tweak
[thirdparty/systemd.git] / src / test / test-path-util.c
CommitLineData
76877b46
ZJS		 1/***
2 This file is part of systemd.
3
4 Copyright 2013 Zbigniew Jędrzejewski-Szmek
5
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.
10
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.
15
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/>.
18***/
19
a696dbef 20#include <stdio.h>
5d409034 21#include <sys/mount.h>
07630cea 22#include <unistd.h>
a696dbef 23
b5efdb8a 24#include "alloc-util.h"
3ffd4af2 25#include "fd-util.h"
76877b46 26#include "macro.h"
4349cd7c 27#include "mount-util.h"
07630cea 28#include "path-util.h"
c6878637 29#include "rm-rf.h"
84e72b5e 30#include "stat-util.h"
07630cea
LP		 31#include "string-util.h"
32#include "strv.h"
33#include "util.h"
76877b46 34
2230852b
MS		 35#define test_path_compare(a, b, result) { \
36 assert_se(path_compare(a, b) == result); \
37 assert_se(path_compare(b, a) == -result); \
38 assert_se(path_equal(a, b) == !result); \
39 assert_se(path_equal(b, a) == !result); \
40 }
76877b46
ZJS		 41
42static void test_path(void) {
3f72b427
LP		 43 _cleanup_close_ int fd = -1;
44
2230852b
MS		 45 test_path_compare("/goo", "/goo", 0);
46 test_path_compare("/goo", "/goo", 0);
47 test_path_compare("//goo", "/goo", 0);
48 test_path_compare("//goo/////", "/goo", 0);
49 test_path_compare("goo/////", "goo", 0);
76877b46 50
2230852b
MS		 51 test_path_compare("/goo/boo", "/goo//boo", 0);
52 test_path_compare("//goo/boo", "/goo/boo//", 0);
76877b46 53
2230852b 54 test_path_compare("/", "///", 0);
76877b46 55
2230852b
MS		 56 test_path_compare("/x", "x/", 1);
57 test_path_compare("x/", "/", -1);
76877b46 58
2230852b
MS		 59 test_path_compare("/x/./y", "x/y", 1);
60 test_path_compare("x/.y", "x/y", -1);
61
62 test_path_compare("foo", "/foo", -1);
63 test_path_compare("/foo", "/foo/bar", -1);
64 test_path_compare("/foo/aaa", "/foo/b", -1);
65 test_path_compare("/foo/aaa", "/foo/b/a", -1);
66 test_path_compare("/foo/a", "/foo/aaa", -1);
67 test_path_compare("/foo/a/b", "/foo/aaa", -1);
76877b46
ZJS		 68
69 assert_se(path_is_absolute("/"));
70 assert_se(!path_is_absolute("./"));
71
72 assert_se(is_path("/dir"));
73 assert_se(is_path("a/b"));
74 assert_se(!is_path("."));
75
2b6bf07d
ZJS		 76 assert_se(streq(basename("./aa/bb/../file.da."), "file.da."));
77 assert_se(streq(basename("/aa///.file"), ".file"));
78 assert_se(streq(basename("/aa///file..."), "file..."));
79 assert_se(streq(basename("file.../"), ""));
76877b46 80
3f72b427
LP		 81 fd = open("/", O_RDONLY|O_CLOEXEC|O_DIRECTORY|O_NOCTTY);
82 assert_se(fd >= 0);
5d409034 83 assert_se(fd_is_mount_point(fd, "/", 0) > 0);
76877b46
ZJS		 84
85 {
86 char p1[] = "aaa/bbb////ccc";
87 char p2[] = "//aaa/.////ccc";
88 char p3[] = "/./";
89
8d95631e
FB		 90 assert_se(path_equal(path_kill_slashes(p1), "aaa/bbb/ccc"));
91 assert_se(path_equal(path_kill_slashes(p2), "/aaa/./ccc"));
92 assert_se(path_equal(path_kill_slashes(p3), "/./"));
76877b46 93 }
3ae5990c
ZJS		 94
95 assert_se(PATH_IN_SET("/bin", "/", "/bin", "/foo"));
96 assert_se(PATH_IN_SET("/bin", "/bin"));
97 assert_se(PATH_IN_SET("/bin", "/foo/bar", "/bin"));
98 assert_se(PATH_IN_SET("/", "/", "/", "/foo/bar"));
99 assert_se(!PATH_IN_SET("/", "/abc", "/def"));
24737c29
ZJS		 100
101 assert_se(path_equal_ptr(NULL, NULL));
102 assert_se(path_equal_ptr("/a", "/a"));
103 assert_se(!path_equal_ptr("/a", "/b"));
104 assert_se(!path_equal_ptr("/a", NULL));
105 assert_se(!path_equal_ptr(NULL, "/a"));
76877b46
ZJS		 106}
107
84e72b5e
ZJS		 108static void test_path_equal_root(void) {
109 /* Nail down the details of how path_equal("/", ...) works. */
110
111 assert_se(path_equal("/", "/"));
112 assert_se(path_equal("/", "//"));
113
114 assert_se(!path_equal("/", "/./"));
115 assert_se(!path_equal("/", "/../"));
116
117 assert_se(!path_equal("/", "/.../"));
118
119 /* Make sure that files_same works as expected. */
120
e3f791a2
ZJS		 121 assert_se(files_same("/", "/", 0) > 0);
122 assert_se(files_same("/", "/", AT_SYMLINK_NOFOLLOW) > 0);
123 assert_se(files_same("/", "//", 0) > 0);
124 assert_se(files_same("/", "//", AT_SYMLINK_NOFOLLOW) > 0);
84e72b5e 125
e3f791a2
ZJS		 126 assert_se(files_same("/", "/./", 0) > 0);
127 assert_se(files_same("/", "/./", AT_SYMLINK_NOFOLLOW) > 0);
128 assert_se(files_same("/", "/../", 0) > 0);
129 assert_se(files_same("/", "/../", AT_SYMLINK_NOFOLLOW) > 0);
84e72b5e 130
e3f791a2
ZJS		 131 assert_se(files_same("/", "/.../", 0) == -ENOENT);
132 assert_se(files_same("/", "/.../", AT_SYMLINK_NOFOLLOW) == -ENOENT);
84e72b5e
ZJS		 133
134 /* The same for path_equal_or_files_same. */
135
e3f791a2
ZJS		 136 assert_se(path_equal_or_files_same("/", "/", 0));
137 assert_se(path_equal_or_files_same("/", "/", AT_SYMLINK_NOFOLLOW));
138 assert_se(path_equal_or_files_same("/", "//", 0));
139 assert_se(path_equal_or_files_same("/", "//", AT_SYMLINK_NOFOLLOW));
84e72b5e 140
e3f791a2
ZJS		 141 assert_se(path_equal_or_files_same("/", "/./", 0));
142 assert_se(path_equal_or_files_same("/", "/./", AT_SYMLINK_NOFOLLOW));
143 assert_se(path_equal_or_files_same("/", "/../", 0));
144 assert_se(path_equal_or_files_same("/", "/../", AT_SYMLINK_NOFOLLOW));
84e72b5e 145
e3f791a2
ZJS		 146 assert_se(!path_equal_or_files_same("/", "/.../", 0));
147 assert_se(!path_equal_or_files_same("/", "/.../", AT_SYMLINK_NOFOLLOW));
84e72b5e
ZJS		 148}
149
85eca92e 150static void test_find_binary(const char *self) {
c9d954b2
ZJS		 151 char *p;
152
85eca92e 153 assert_se(find_binary("/bin/sh", &p) == 0);
c9d954b2 154 puts(p);
85eca92e 155 assert_se(path_equal(p, "/bin/sh"));
c9d954b2
ZJS		 156 free(p);
157
85eca92e 158 assert_se(find_binary(self, &p) == 0);
c9d954b2 159 puts(p);
6d1e2ddd
MG		 160 /* libtool might prefix the binary name with "lt-" */
161 assert_se(endswith(p, "/lt-test-path-util") || endswith(p, "/test-path-util"));
8d95631e 162 assert_se(path_is_absolute(p));
c9d954b2
ZJS		 163 free(p);
164
85eca92e 165 assert_se(find_binary("sh", &p) == 0);
c9d954b2 166 puts(p);
8d95631e
FB		 167 assert_se(endswith(p, "/sh"));
168 assert_se(path_is_absolute(p));
c9d954b2
ZJS		 169 free(p);
170
85eca92e
LP		 171 assert_se(find_binary("xxxx-xxxx", &p) == -ENOENT);
172 assert_se(find_binary("/some/dir/xxxx-xxxx", &p) == -ENOENT);
c9d954b2
ZJS		 173}
174
fecffe5d 175static void test_prefixes(void) {
e203f7c3
LP		 176 static const char* values[] = { "/a/b/c/d", "/a/b/c", "/a/b", "/a", "", NULL};
177 unsigned i;
fecffe5d 178 char s[PATH_MAX];
e203f7c3 179 bool b;
fecffe5d 180
e203f7c3
LP		 181 i = 0;
182 PATH_FOREACH_PREFIX_MORE(s, "/a/b/c/d") {
fecffe5d
LP		 183 log_error("---%s---", s);
184 assert_se(streq(s, values[i++]));
185 }
e203f7c3 186 assert_se(values[i] == NULL);
fecffe5d 187
e203f7c3
LP		 188 i = 1;
189 PATH_FOREACH_PREFIX(s, "/a/b/c/d") {
190 log_error("---%s---", s);
191 assert_se(streq(s, values[i++]));
192 }
fecffe5d
LP		 193 assert_se(values[i] == NULL);
194
195 i = 0;
e203f7c3 196 PATH_FOREACH_PREFIX_MORE(s, "////a////b////c///d///////")
fecffe5d 197 assert_se(streq(s, values[i++]));
e203f7c3 198 assert_se(values[i] == NULL);
fecffe5d 199
e203f7c3
LP		 200 i = 1;
201 PATH_FOREACH_PREFIX(s, "////a////b////c///d///////")
202 assert_se(streq(s, values[i++]));
fecffe5d
LP		 203 assert_se(values[i] == NULL);
204
205 PATH_FOREACH_PREFIX(s, "////")
e203f7c3
LP		 206 assert_not_reached("Wut?");
207
208 b = false;
209 PATH_FOREACH_PREFIX_MORE(s, "////") {
210 assert_se(!b);
fecffe5d 211 assert_se(streq(s, ""));
e203f7c3
LP		 212 b = true;
213 }
214 assert_se(b);
fecffe5d
LP		 215
216 PATH_FOREACH_PREFIX(s, "")
217 assert_not_reached("wut?");
218
e203f7c3
LP		 219 b = false;
220 PATH_FOREACH_PREFIX_MORE(s, "") {
8d95631e
FB		 221 assert_se(!b);
222 assert_se(streq(s, ""));
e203f7c3
LP		 223 b = true;
224 }
fecffe5d
LP		 225}
226
0c6ea3a4 227static void test_path_join(void) {
59ae3a95
TA		 228
229#define test_join(root, path, rest, expected) { \
230 _cleanup_free_ char *z = NULL; \
231 z = path_join(root, path, rest); \
232 assert_se(streq(z, expected)); \
233 }
234
235 test_join("/root", "/a/b", "/c", "/root/a/b/c");
236 test_join("/root", "a/b", "c", "/root/a/b/c");
237 test_join("/root", "/a/b", "c", "/root/a/b/c");
bc854dc7 238 test_join("/root", "/", "c", "/root/c");
59ae3a95
TA		 239 test_join("/root", "/", NULL, "/root/");
240
241 test_join(NULL, "/a/b", "/c", "/a/b/c");
242 test_join(NULL, "a/b", "c", "a/b/c");
243 test_join(NULL, "/a/b", "c", "/a/b/c");
bc854dc7 244 test_join(NULL, "/", "c", "/c");
59ae3a95 245 test_join(NULL, "/", NULL, "/");
0c6ea3a4
ZJS		 246}
247
eb66db55
MG		 248static void test_fsck_exists(void) {
249 /* Ensure we use a sane default for PATH. */
250 unsetenv("PATH");
251
252 /* fsck.minix is provided by util-linux and will probably exist. */
85eca92e 253 assert_se(fsck_exists("minix") == 1);
eb66db55 254
85eca92e
LP		 255 assert_se(fsck_exists("AbCdE") == 0);
256 assert_se(fsck_exists("/../bin/") == 0);
eb66db55
MG		 257}
258
6b56a651
TK		 259static void test_make_relative(void) {
260 char *result;
261
262 assert_se(path_make_relative("some/relative/path", "/some/path", &result) < 0);
263 assert_se(path_make_relative("/some/path", "some/relative/path", &result) < 0);
2a5beb66 264 assert_se(path_make_relative("/some/dotdot/../path", "/some/path", &result) < 0);
6b56a651 265
59ae3a95
TA		 266#define test(from_dir, to_path, expected) { \
267 _cleanup_free_ char *z = NULL; \
268 path_make_relative(from_dir, to_path, &z); \
269 assert_se(streq(z, expected)); \
6b56a651
TK		 270 }
271
272 test("/", "/", ".");
273 test("/", "/some/path", "some/path");
274 test("/some/path", "/some/path", ".");
275 test("/some/path", "/some/path/in/subdir", "in/subdir");
276 test("/some/path", "/", "../..");
277 test("/some/path", "/some/other/path", "../other/path");
2a5beb66 278 test("/some/path/./dot", "/some/further/path", "../../further/path");
6b56a651
TK		 279 test("//extra/////slashes///won't////fool///anybody//", "////extra///slashes////are/just///fine///", "../../../are/just/fine");
280}
281
3e8a78c8
MM		 282static void test_strv_resolve(void) {
283 char tmp_dir[] = "/tmp/test-path-util-XXXXXX";
284 _cleanup_strv_free_ char **search_dirs = NULL;
285 _cleanup_strv_free_ char **absolute_dirs = NULL;
286 char **d;
287
288 assert_se(mkdtemp(tmp_dir) != NULL);
289
290 search_dirs = strv_new("/dir1", "/dir2", "/dir3", NULL);
291 assert_se(search_dirs);
292 STRV_FOREACH(d, search_dirs) {
293 char *p = strappend(tmp_dir, *d);
294 assert_se(p);
295 assert_se(strv_push(&absolute_dirs, p) == 0);
296 }
297
298 assert_se(mkdir(absolute_dirs[0], 0700) == 0);
299 assert_se(mkdir(absolute_dirs[1], 0700) == 0);
300 assert_se(symlink("dir2", absolute_dirs[2]) == 0);
301
302 path_strv_resolve(search_dirs, tmp_dir);
303 assert_se(streq(search_dirs[0], "/dir1"));
304 assert_se(streq(search_dirs[1], "/dir2"));
305 assert_se(streq(search_dirs[2], "/dir2"));
306
c6878637 307 assert_se(rm_rf(tmp_dir, REMOVE_ROOT|REMOVE_PHYSICAL) == 0);
3e8a78c8
MM		 308}
309
5895b62f 310static void test_path_startswith(void) {
0470289b
ZJS		 311 const char *p;
312
313 p = path_startswith("/foo/bar/barfoo/", "/foo");
314 assert_se(streq_ptr(p, "bar/barfoo/"));
315
316 p = path_startswith("/foo/bar/barfoo/", "/foo/");
317 assert_se(streq_ptr(p, "bar/barfoo/"));
318
319 p = path_startswith("/foo/bar/barfoo/", "/");
320 assert_se(streq_ptr(p, "foo/bar/barfoo/"));
321
322 p = path_startswith("/foo/bar/barfoo/", "////");
323 assert_se(streq_ptr(p, "foo/bar/barfoo/"));
324
325 p = path_startswith("/foo/bar/barfoo/", "/foo//bar/////barfoo///");
326 assert_se(streq_ptr(p, ""));
327
328 p = path_startswith("/foo/bar/barfoo/", "/foo/bar/barfoo////");
329 assert_se(streq_ptr(p, ""));
330
331 p = path_startswith("/foo/bar/barfoo/", "/foo/bar///barfoo/");
332 assert_se(streq_ptr(p, ""));
333
334 p = path_startswith("/foo/bar/barfoo/", "/foo////bar/barfoo/");
335 assert_se(streq_ptr(p, ""));
336
337 p = path_startswith("/foo/bar/barfoo/", "////foo/bar/barfoo/");
338 assert_se(streq_ptr(p, ""));
339
340 p = path_startswith("/foo/bar/barfoo/", "/foo/bar/barfoo");
341 assert_se(streq_ptr(p, ""));
5895b62f
RC		 342
343 assert_se(!path_startswith("/foo/bar/barfoo/", "/foo/bar/barfooa/"));
344 assert_se(!path_startswith("/foo/bar/barfoo/", "/foo/bar/barfooa"));
345 assert_se(!path_startswith("/foo/bar/barfoo/", ""));
346 assert_se(!path_startswith("/foo/bar/barfoo/", "/bar/foo"));
347 assert_se(!path_startswith("/foo/bar/barfoo/", "/f/b/b/"));
348}
349
1d13f648
LP		 350static void test_prefix_root_one(const char *r, const char *p, const char *expected) {
351 _cleanup_free_ char *s = NULL;
352 const char *t;
353
354 assert_se(s = prefix_root(r, p));
355 assert_se(streq_ptr(s, expected));
356
357 t = prefix_roota(r, p);
358 assert_se(t);
359 assert_se(streq_ptr(t, expected));
360}
361
362static void test_prefix_root(void) {
363 test_prefix_root_one("/", "/foo", "/foo");
364 test_prefix_root_one(NULL, "/foo", "/foo");
365 test_prefix_root_one("", "/foo", "/foo");
366 test_prefix_root_one("///", "/foo", "/foo");
367 test_prefix_root_one("/", "////foo", "/foo");
368 test_prefix_root_one(NULL, "////foo", "/foo");
369
370 test_prefix_root_one("/foo", "/bar", "/foo/bar");
371 test_prefix_root_one("/foo", "bar", "/foo/bar");
372 test_prefix_root_one("foo", "bar", "foo/bar");
373 test_prefix_root_one("/foo/", "/bar", "/foo/bar");
374 test_prefix_root_one("/foo/", "//bar", "/foo/bar");
375 test_prefix_root_one("/foo///", "//bar", "/foo/bar");
376}
377
5d409034 378static void test_path_is_mount_point(void) {
36908eb8 379 int fd;
5d409034
MP		 380 char tmp_dir[] = "/tmp/test-path-is-mount-point-XXXXXX";
381 _cleanup_free_ char *file1 = NULL, *file2 = NULL, *link1 = NULL, *link2 = NULL;
36908eb8
MP		 382 _cleanup_free_ char *dir1 = NULL, *dir1file = NULL, *dirlink1 = NULL, *dirlink1file = NULL;
383 _cleanup_free_ char *dir2 = NULL, *dir2file = NULL;
5d409034 384
e1873695
LP		 385 assert_se(path_is_mount_point("/", NULL, AT_SYMLINK_FOLLOW) > 0);
386 assert_se(path_is_mount_point("/", NULL, 0) > 0);
5d409034 387
e1873695
LP		 388 assert_se(path_is_mount_point("/proc", NULL, AT_SYMLINK_FOLLOW) > 0);
389 assert_se(path_is_mount_point("/proc", NULL, 0) > 0);
5d409034 390
e1873695
LP		 391 assert_se(path_is_mount_point("/proc/1", NULL, AT_SYMLINK_FOLLOW) == 0);
392 assert_se(path_is_mount_point("/proc/1", NULL, 0) == 0);
5d409034 393
e1873695
LP		 394 assert_se(path_is_mount_point("/sys", NULL, AT_SYMLINK_FOLLOW) > 0);
395 assert_se(path_is_mount_point("/sys", NULL, 0) > 0);
5d409034 396
36908eb8
MP		 397 /* we'll create a hierarchy of different kinds of dir/file/link
398 * layouts:
399 *
400 * <tmp>/file1, <tmp>/file2
401 * <tmp>/link1 -> file1, <tmp>/link2 -> file2
402 * <tmp>/dir1/
403 * <tmp>/dir1/file
404 * <tmp>/dirlink1 -> dir1
405 * <tmp>/dirlink1file -> dirlink1/file
406 * <tmp>/dir2/
407 * <tmp>/dir2/file
408 */
409
5d409034
MP		 410 /* file mountpoints */
411 assert_se(mkdtemp(tmp_dir) != NULL);
412 file1 = path_join(NULL, tmp_dir, "file1");
413 assert_se(file1);
414 file2 = path_join(NULL, tmp_dir, "file2");
415 assert_se(file2);
416 fd = open(file1, O_WRONLY|O_CREAT|O_EXCL|O_CLOEXEC, 0664);
417 assert_se(fd > 0);
418 close(fd);
419 fd = open(file2, O_WRONLY|O_CREAT|O_EXCL|O_CLOEXEC, 0664);
420 assert_se(fd > 0);
421 close(fd);
422 link1 = path_join(NULL, tmp_dir, "link1");
423 assert_se(link1);
424 assert_se(symlink("file1", link1) == 0);
425 link2 = path_join(NULL, tmp_dir, "link2");
426 assert_se(link1);
427 assert_se(symlink("file2", link2) == 0);
428
e1873695
LP		 429 assert_se(path_is_mount_point(file1, NULL, AT_SYMLINK_FOLLOW) == 0);
430 assert_se(path_is_mount_point(file1, NULL, 0) == 0);
431 assert_se(path_is_mount_point(link1, NULL, AT_SYMLINK_FOLLOW) == 0);
432 assert_se(path_is_mount_point(link1, NULL, 0) == 0);
5d409034 433
36908eb8
MP		 434 /* directory mountpoints */
435 dir1 = path_join(NULL, tmp_dir, "dir1");
436 assert_se(dir1);
437 assert_se(mkdir(dir1, 0755) == 0);
438 dirlink1 = path_join(NULL, tmp_dir, "dirlink1");
439 assert_se(dirlink1);
440 assert_se(symlink("dir1", dirlink1) == 0);
441 dirlink1file = path_join(NULL, tmp_dir, "dirlink1file");
442 assert_se(dirlink1file);
443 assert_se(symlink("dirlink1/file", dirlink1file) == 0);
444 dir2 = path_join(NULL, tmp_dir, "dir2");
445 assert_se(dir2);
446 assert_se(mkdir(dir2, 0755) == 0);
447
e1873695
LP		 448 assert_se(path_is_mount_point(dir1, NULL, AT_SYMLINK_FOLLOW) == 0);
449 assert_se(path_is_mount_point(dir1, NULL, 0) == 0);
450 assert_se(path_is_mount_point(dirlink1, NULL, AT_SYMLINK_FOLLOW) == 0);
451 assert_se(path_is_mount_point(dirlink1, NULL, 0) == 0);
36908eb8
MP		 452
453 /* file in subdirectory mountpoints */
454 dir1file = path_join(NULL, dir1, "file");
455 assert_se(dir1file);
456 fd = open(dir1file, O_WRONLY|O_CREAT|O_EXCL|O_CLOEXEC, 0664);
457 assert_se(fd > 0);
458 close(fd);
459
e1873695
LP		 460 assert_se(path_is_mount_point(dir1file, NULL, AT_SYMLINK_FOLLOW) == 0);
461 assert_se(path_is_mount_point(dir1file, NULL, 0) == 0);
462 assert_se(path_is_mount_point(dirlink1file, NULL, AT_SYMLINK_FOLLOW) == 0);
463 assert_se(path_is_mount_point(dirlink1file, NULL, 0) == 0);
36908eb8
MP		 464
465 /* these tests will only work as root */
5d409034 466 if (mount(file1, file2, NULL, MS_BIND, NULL) >= 0) {
36908eb8
MP		 467 int rt, rf, rlt, rlf, rl1t, rl1f;
468
469 /* files */
470 /* capture results in vars, to avoid dangling mounts on failure */
e1873695
LP		 471 rf = path_is_mount_point(file2, NULL, 0);
472 rt = path_is_mount_point(file2, NULL, AT_SYMLINK_FOLLOW);
473 rlf = path_is_mount_point(link2, NULL, 0);
474 rlt = path_is_mount_point(link2, NULL, AT_SYMLINK_FOLLOW);
5d409034
MP		 475
476 assert_se(umount(file2) == 0);
477
478 assert_se(rf == 1);
479 assert_se(rt == 1);
480 assert_se(rlf == 0);
481 assert_se(rlt == 1);
36908eb8
MP		 482
483 /* dirs */
484 dir2file = path_join(NULL, dir2, "file");
485 assert_se(dir2file);
486 fd = open(dir2file, O_WRONLY|O_CREAT|O_EXCL|O_CLOEXEC, 0664);
487 assert_se(fd > 0);
488 close(fd);
489
490 assert_se(mount(dir2, dir1, NULL, MS_BIND, NULL) >= 0);
491
e1873695
LP		 492 rf = path_is_mount_point(dir1, NULL, 0);
493 rt = path_is_mount_point(dir1, NULL, AT_SYMLINK_FOLLOW);
494 rlf = path_is_mount_point(dirlink1, NULL, 0);
495 rlt = path_is_mount_point(dirlink1, NULL, AT_SYMLINK_FOLLOW);
36908eb8 496 /* its parent is a mount point, but not /file itself */
e1873695
LP		 497 rl1f = path_is_mount_point(dirlink1file, NULL, 0);
498 rl1t = path_is_mount_point(dirlink1file, NULL, AT_SYMLINK_FOLLOW);
36908eb8
MP		 499
500 assert_se(umount(dir1) == 0);
501
502 assert_se(rf == 1);
503 assert_se(rt == 1);
504 assert_se(rlf == 0);
505 assert_se(rlt == 1);
506 assert_se(rl1f == 0);
507 assert_se(rl1t == 0);
508
5d409034
MP		 509 } else
510 printf("Skipping bind mount file test: %m\n");
511
512 assert_se(rm_rf(tmp_dir, REMOVE_ROOT|REMOVE_PHYSICAL) == 0);
513}
514
63292663
RC		 515static void test_file_in_same_dir(void) {
516 char *t;
517
518 t = file_in_same_dir("/", "a");
519 assert_se(streq(t, "/a"));
520 free(t);
521
522 t = file_in_same_dir("/", "/a");
523 assert_se(streq(t, "/a"));
524 free(t);
525
526 t = file_in_same_dir("", "a");
527 assert_se(streq(t, "a"));
528 free(t);
529
530 t = file_in_same_dir("a/", "a");
531 assert_se(streq(t, "a/a"));
532 free(t);
533
534 t = file_in_same_dir("bar/foo", "bar");
535 assert_se(streq(t, "bar/bar"));
536 free(t);
537}
538
539static void test_filename_is_valid(void) {
540 char foo[FILENAME_MAX+2];
541 int i;
542
543 assert_se(!filename_is_valid(""));
544 assert_se(!filename_is_valid("/bar/foo"));
545 assert_se(!filename_is_valid("/"));
546 assert_se(!filename_is_valid("."));
547 assert_se(!filename_is_valid(".."));
548
549 for (i=0; i<FILENAME_MAX+1; i++)
550 foo[i] = 'a';
551 foo[FILENAME_MAX+1] = '\0';
552
553 assert_se(!filename_is_valid(foo));
554
555 assert_se(filename_is_valid("foo_bar-333"));
556 assert_se(filename_is_valid("o.o"));
557}
558
b05b9cde
ZJS		 559static void test_hidden_or_backup_file(void) {
560 assert_se(hidden_or_backup_file(".hidden"));
561 assert_se(hidden_or_backup_file("..hidden"));
562 assert_se(!hidden_or_backup_file("hidden."));
563
564 assert_se(hidden_or_backup_file("backup~"));
565 assert_se(hidden_or_backup_file(".backup~"));
566
567 assert_se(hidden_or_backup_file("lost+found"));
568 assert_se(hidden_or_backup_file("aquota.user"));
569 assert_se(hidden_or_backup_file("aquota.group"));
570
571 assert_se(hidden_or_backup_file("test.rpmnew"));
572 assert_se(hidden_or_backup_file("test.dpkg-old"));
573 assert_se(hidden_or_backup_file("test.dpkg-remove"));
574 assert_se(hidden_or_backup_file("test.swp"));
575
576 assert_se(!hidden_or_backup_file("test.rpmnew."));
577 assert_se(!hidden_or_backup_file("test.dpkg-old.foo"));
578}
579
5a46d55f
ZJS		 580static void test_systemd_installation_has_version(const char *path) {
581 int r;
582 const unsigned versions[] = {0, 231, atoi(PACKAGE_VERSION), 999};
583 unsigned i;
584
585 for (i = 0; i < ELEMENTSOF(versions); i++) {
586 r = systemd_installation_has_version(path, versions[i]);
587 assert_se(r >= 0);
588 log_info("%s has systemd >= %u: %s",
589 path ?: "Current installation", versions[i], yes_no(r));
590 }
591}
592
a119ec7c
LP		 593static void test_skip_dev_prefix(void) {
594
595 assert_se(streq(skip_dev_prefix("/"), "/"));
596 assert_se(streq(skip_dev_prefix("/dev"), ""));
597 assert_se(streq(skip_dev_prefix("/dev/"), ""));
598 assert_se(streq(skip_dev_prefix("/dev/foo"), "foo"));
599 assert_se(streq(skip_dev_prefix("/dev/foo/bar"), "foo/bar"));
600 assert_se(streq(skip_dev_prefix("//dev"), ""));
601 assert_se(streq(skip_dev_prefix("//dev//"), ""));
602 assert_se(streq(skip_dev_prefix("/dev///foo"), "foo"));
603 assert_se(streq(skip_dev_prefix("///dev///foo///bar"), "foo///bar"));
604 assert_se(streq(skip_dev_prefix("//foo"), "//foo"));
605 assert_se(streq(skip_dev_prefix("foo"), "foo"));
606}
607
7f076504 608int main(int argc, char **argv) {
5a46d55f
ZJS		 609 log_set_max_level(LOG_DEBUG);
610 log_parse_environment();
611 log_open();
612
76877b46 613 test_path();
84e72b5e 614 test_path_equal_root();
85eca92e 615 test_find_binary(argv[0]);
fecffe5d 616 test_prefixes();
0c6ea3a4 617 test_path_join();
eb66db55 618 test_fsck_exists();
6b56a651 619 test_make_relative();
3e8a78c8 620 test_strv_resolve();
5895b62f 621 test_path_startswith();
1d13f648 622 test_prefix_root();
5d409034 623 test_path_is_mount_point();
63292663
RC		 624 test_file_in_same_dir();
625 test_filename_is_valid();
b05b9cde 626 test_hidden_or_backup_file();
a119ec7c 627 test_skip_dev_prefix();
5895b62f 628
5a46d55f
ZJS		 629 test_systemd_installation_has_version(argv[1]); /* NULL is OK */
630
76877b46
ZJS		 631 return 0;
632}
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