src/test/test-glob-util.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 /***
   3   This file is part of systemd.
   4
   5   Copyright 2010 Lennart Poettering
   6
   7   systemd is free software; you can redistribute it and/or modify it
   8   under the terms of the GNU Lesser General Public License as published by
   9   the Free Software Foundation; either version 2.1 of the License, or
  10   (at your option) any later version.
  11
  12   systemd is distributed in the hope that it will be useful, but
  13   WITHOUT ANY WARRANTY; without even the implied warranty of
  14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15   Lesser General Public License for more details.
  16
  17   You should have received a copy of the GNU Lesser General Public License
  18   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  19 ***/
  20
  21 #include <fcntl.h>
  22 #include <glob.h>
  23 #include <sys/stat.h>
  24 #include <unistd.h>
  25
  26 #include "alloc-util.h"
  27 #include "dirent-util.h"
  28 #include "fileio.h"
  29 #include "fs-util.h"
  30 #include "glob-util.h"
  31 #include "macro.h"
  32 #include "rm-rf.h"
  33
  34 static void test_glob_exists(void) {
  35         char name[] = "/tmp/test-glob_exists.XXXXXX";
  36         int fd = -1;
  37         int r;
  38
  39         fd = mkostemp_safe(name);
  40         assert_se(fd >= 0);
  41         close(fd);
  42
  43         r = glob_exists("/tmp/test-glob_exists*");
  44         assert_se(r == 1);
  45
  46         r = unlink(name);
  47         assert_se(r == 0);
  48         r = glob_exists("/tmp/test-glob_exists*");
  49         assert_se(r == 0);
  50 }
  51
  52 static void test_glob_no_dot(void) {
  53         char template[] = "/tmp/test-glob-util.XXXXXXX";
  54         const char *fn;
  55
  56         _cleanup_globfree_ glob_t g = {
  57                 .gl_closedir = (void (*)(void *)) closedir,
  58                 .gl_readdir = (struct dirent *(*)(void *)) readdir_no_dot,
  59                 .gl_opendir = (void *(*)(const char *)) opendir,
  60                 .gl_lstat = lstat,
  61                 .gl_stat = stat,
  62         };
  63
  64         int r;
  65
  66         assert_se(mkdtemp(template));
  67
  68         fn = strjoina(template, "/*");
  69         r = glob(fn, GLOB_NOSORT|GLOB_BRACE|GLOB_ALTDIRFUNC, NULL, &g);
  70         assert_se(r == GLOB_NOMATCH);
  71
  72         fn = strjoina(template, "/.*");
  73         r = glob(fn, GLOB_NOSORT|GLOB_BRACE|GLOB_ALTDIRFUNC, NULL, &g);
  74         assert_se(r == GLOB_NOMATCH);
  75
  76         (void) rm_rf(template, REMOVE_ROOT|REMOVE_PHYSICAL);
  77 }
  78
  79 static void test_safe_glob(void) {
  80         char template[] = "/tmp/test-glob-util.XXXXXXX";
  81         const char *fn, *fn2, *fname;
  82
  83         _cleanup_globfree_ glob_t g = {};
  84         int r;
  85
  86         assert_se(mkdtemp(template));
  87
  88         fn = strjoina(template, "/*");
  89         r = safe_glob(fn, 0, &g);
  90         assert_se(r == -ENOENT);
  91
  92         fn2 = strjoina(template, "/.*");
  93         r = safe_glob(fn2, GLOB_NOSORT|GLOB_BRACE, &g);
  94         assert_se(r == -ENOENT);
  95
  96         fname = strjoina(template, "/.foobar");
  97         assert_se(touch(fname) == 0);
  98
  99         r = safe_glob(fn, 0, &g);
 100         assert_se(r == -ENOENT);
 101
 102         r = safe_glob(fn2, GLOB_NOSORT|GLOB_BRACE, &g);
 103         assert_se(r == 0);
 104         assert_se(g.gl_pathc == 1);
 105         assert_se(streq(g.gl_pathv[0], fname));
 106         assert_se(g.gl_pathv[1] == NULL);
 107
 108         (void) rm_rf(template, REMOVE_ROOT|REMOVE_PHYSICAL);
 109 }
 110
 111 int main(void) {
 112         test_glob_exists();
 113         test_glob_no_dot();
 114         test_safe_glob();
 115
 116         return 0;
 117 }