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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2013 Zbigniew Jędrzejewski-Szmek
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <stdio.h>
#include <unistd.h>
#include "path-util.h"
#include "util.h"
#include "macro.h"
#include "strv.h"
static void test_path(void) {
assert_se(path_equal("/goo", "/goo"));
assert_se(path_equal("//goo", "/goo"));
assert_se(path_equal("//goo/////", "/goo"));
assert_se(path_equal("goo/////", "goo"));
assert_se(path_equal("/goo/boo", "/goo//boo"));
assert_se(path_equal("//goo/boo", "/goo/boo//"));
assert_se(path_equal("/", "///"));
assert_se(!path_equal("/x", "x/"));
assert_se(!path_equal("x/", "/"));
assert_se(!path_equal("/x/./y", "x/y"));
assert_se(!path_equal("x/.y", "x/y"));
assert_se(path_is_absolute("/"));
assert_se(!path_is_absolute("./"));
assert_se(is_path("/dir"));
assert_se(is_path("a/b"));
assert_se(!is_path("."));
assert_se(streq(basename("./aa/bb/../file.da."), "file.da."));
assert_se(streq(basename("/aa///.file"), ".file"));
assert_se(streq(basename("/aa///file..."), "file..."));
assert_se(streq(basename("file.../"), ""));
#define test_parent(x, y) { \
_cleanup_free_ char *z = NULL; \
int r = path_get_parent(x, &z); \
printf("expected: %s\n", y ? y : "error"); \
printf("actual: %s\n", r<0 ? "error" : z); \
assert_se((y==NULL) ^ (r==0)); \
assert_se(y==NULL || path_equal(z, y)); \
}
test_parent("./aa/bb/../file.da.", "./aa/bb/..");
test_parent("/aa///.file", "/aa///");
test_parent("/aa///file...", "/aa///");
test_parent("file.../", NULL);
assert_se(path_is_mount_point("/", true));
assert_se(path_is_mount_point("/", false));
{
char p1[] = "aaa/bbb////ccc";
char p2[] = "//aaa/.////ccc";
char p3[] = "/./";
assert(path_equal(path_kill_slashes(p1), "aaa/bbb/ccc"));
assert(path_equal(path_kill_slashes(p2), "/aaa/./ccc"));
assert(path_equal(path_kill_slashes(p3), "/./"));
}
}
static void test_find_binary(const char *self) {
char *p;
assert(find_binary("/bin/sh", &p) == 0);
puts(p);
assert(streq(p, "/bin/sh"));
free(p);
assert(find_binary(self, &p) == 0);
puts(p);
assert(endswith(p, "/test-path-util"));
assert(path_is_absolute(p));
free(p);
assert(find_binary("sh", &p) == 0);
puts(p);
assert(endswith(p, "/sh"));
assert(path_is_absolute(p));
free(p);
assert(find_binary("xxxx-xxxx", &p) == -ENOENT);
assert(find_binary("/some/dir/xxxx-xxxx", &p) == -ENOENT);
}
static void test_prefixes(void) {
static const char* values[] = { "/a/b/c/d", "/a/b/c", "/a/b", "/a", "", NULL};
unsigned i;
char s[PATH_MAX];
bool b;
i = 0;
PATH_FOREACH_PREFIX_MORE(s, "/a/b/c/d") {
log_error("---%s---", s);
assert_se(streq(s, values[i++]));
}
assert_se(values[i] == NULL);
i = 1;
PATH_FOREACH_PREFIX(s, "/a/b/c/d") {
log_error("---%s---", s);
assert_se(streq(s, values[i++]));
}
assert_se(values[i] == NULL);
i = 0;
PATH_FOREACH_PREFIX_MORE(s, "////a////b////c///d///////")
assert_se(streq(s, values[i++]));
assert_se(values[i] == NULL);
i = 1;
PATH_FOREACH_PREFIX(s, "////a////b////c///d///////")
assert_se(streq(s, values[i++]));
assert_se(values[i] == NULL);
PATH_FOREACH_PREFIX(s, "////")
assert_not_reached("Wut?");
b = false;
PATH_FOREACH_PREFIX_MORE(s, "////") {
assert_se(!b);
assert_se(streq(s, ""));
b = true;
}
assert_se(b);
PATH_FOREACH_PREFIX(s, "")
assert_not_reached("wut?");
b = false;
PATH_FOREACH_PREFIX_MORE(s, "") {
assert(!b);
assert(streq(s, ""));
b = true;
}
}
static void test_fsck_exists(void) {
/* Ensure we use a sane default for PATH. */
unsetenv("PATH");
/* fsck.minix is provided by util-linux and will probably exist. */
assert_se(fsck_exists("minix") == 0);
assert_se(fsck_exists("AbCdE") == -ENOENT);
}
static void test_make_relative(void) {
char *result;
assert_se(path_make_relative("some/relative/path", "/some/path", &result) < 0);
assert_se(path_make_relative("/some/path", "some/relative/path", &result) < 0);
#define test(from_dir, to_path, expected) { \
path_make_relative(from_dir, to_path, &result); \
assert_se(streq(result, expected)); \
free(result); \
}
test("/", "/", ".");
test("/", "/some/path", "some/path");
test("/some/path", "/some/path", ".");
test("/some/path", "/some/path/in/subdir", "in/subdir");
test("/some/path", "/", "../..");
test("/some/path", "/some/other/path", "../other/path");
test("//extra/////slashes///won't////fool///anybody//", "////extra///slashes////are/just///fine///", "../../../are/just/fine");
}
static void test_strv_resolve(void) {
char tmp_dir[] = "/tmp/test-path-util-XXXXXX";
_cleanup_strv_free_ char **search_dirs = NULL;
_cleanup_strv_free_ char **absolute_dirs = NULL;
char **d;
assert_se(mkdtemp(tmp_dir) != NULL);
search_dirs = strv_new("/dir1", "/dir2", "/dir3", NULL);
assert_se(search_dirs);
STRV_FOREACH(d, search_dirs) {
char *p = strappend(tmp_dir, *d);
assert_se(p);
assert_se(strv_push(&absolute_dirs, p) == 0);
}
assert_se(mkdir(absolute_dirs[0], 0700) == 0);
assert_se(mkdir(absolute_dirs[1], 0700) == 0);
assert_se(symlink("dir2", absolute_dirs[2]) == 0);
path_strv_resolve(search_dirs, tmp_dir);
assert_se(streq(search_dirs[0], "/dir1"));
assert_se(streq(search_dirs[1], "/dir2"));
assert_se(streq(search_dirs[2], "/dir2"));
assert_se(rm_rf_dangerous(tmp_dir, false, true, false) == 0);
}
int main(int argc, char **argv) {
test_path();
test_find_binary(argv[0]);
test_prefixes();
test_fsck_exists();
test_make_relative();
test_strv_resolve();
return 0;
}
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