/* SPDX-License-Identifier: LGPL-2.1-or-later */ #include #include #include "alloc-util.h" #include "exec-util.h" #include "fd-util.h" #include "macro.h" #include "path-util.h" #include "process-util.h" #include "rm-rf.h" #include "stat-util.h" #include "string-util.h" #include "strv.h" #include "tests.h" #include "util.h" static void test_print_paths(void) { log_info("DEFAULT_PATH=%s", DEFAULT_PATH); log_info("DEFAULT_USER_PATH=%s", DEFAULT_USER_PATH); } #define test_path_compare(a, b, result) { \ assert_se(path_compare(a, b) == result); \ assert_se(path_compare(b, a) == -result); \ assert_se(path_equal(a, b) == !result); \ assert_se(path_equal(b, a) == !result); \ } static void test_path_simplify(const char *in, const char *out, const char *out_dot) { char *p; log_info("/* %s */", __func__); p = strdupa(in); assert_se(streq(path_simplify(p, false), out)); p = strdupa(in); assert_se(streq(path_simplify(p, true), out_dot)); } static void test_path(void) { log_info("/* %s */", __func__); test_path_compare("/goo", "/goo", 0); test_path_compare("/goo", "/goo", 0); test_path_compare("//goo", "/goo", 0); test_path_compare("//goo/////", "/goo", 0); test_path_compare("goo/////", "goo", 0); test_path_compare("/goo/boo", "/goo//boo", 0); test_path_compare("//goo/boo", "/goo/boo//", 0); test_path_compare("/", "///", 0); test_path_compare("/x", "x/", 1); test_path_compare("x/", "/", -1); test_path_compare("/x/./y", "x/y", 1); test_path_compare("x/.y", "x/y", -1); test_path_compare("foo", "/foo", -1); test_path_compare("/foo", "/foo/bar", -1); test_path_compare("/foo/aaa", "/foo/b", -1); test_path_compare("/foo/aaa", "/foo/b/a", -1); test_path_compare("/foo/a", "/foo/aaa", -1); test_path_compare("/foo/a/b", "/foo/aaa", -1); 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.../"), "")); test_path_simplify("aaa/bbb////ccc", "aaa/bbb/ccc", "aaa/bbb/ccc"); test_path_simplify("//aaa/.////ccc", "/aaa/./ccc", "/aaa/ccc"); test_path_simplify("///", "/", "/"); test_path_simplify("///.//", "/.", "/"); test_path_simplify("///.//.///", "/./.", "/"); test_path_simplify("////.././///../.", "/.././../.", "/../.."); test_path_simplify(".", ".", "."); test_path_simplify("./", ".", "."); test_path_simplify(".///.//./.", "./././.", "."); test_path_simplify(".///.//././/", "./././.", "."); test_path_simplify("//./aaa///.//./.bbb/..///c.//d.dd///..eeee/.", "/./aaa/././.bbb/../c./d.dd/..eeee/.", "/aaa/.bbb/../c./d.dd/..eeee"); test_path_simplify("//./aaa///.//./.bbb/..///c.//d.dd///..eeee/..", "/./aaa/././.bbb/../c./d.dd/..eeee/..", "/aaa/.bbb/../c./d.dd/..eeee/.."); test_path_simplify(".//./aaa///.//./.bbb/..///c.//d.dd///..eeee/..", "././aaa/././.bbb/../c./d.dd/..eeee/..", "aaa/.bbb/../c./d.dd/..eeee/.."); test_path_simplify("..//./aaa///.//./.bbb/..///c.//d.dd///..eeee/..", ".././aaa/././.bbb/../c./d.dd/..eeee/..", "../aaa/.bbb/../c./d.dd/..eeee/.."); assert_se(PATH_IN_SET("/bin", "/", "/bin", "/foo")); assert_se(PATH_IN_SET("/bin", "/bin")); assert_se(PATH_IN_SET("/bin", "/foo/bar", "/bin")); assert_se(PATH_IN_SET("/", "/", "/", "/foo/bar")); assert_se(!PATH_IN_SET("/", "/abc", "/def")); assert_se(path_equal_ptr(NULL, NULL)); assert_se(path_equal_ptr("/a", "/a")); assert_se(!path_equal_ptr("/a", "/b")); assert_se(!path_equal_ptr("/a", NULL)); assert_se(!path_equal_ptr(NULL, "/a")); assert_se(path_equal_filename("/a/c", "/b/c")); assert_se(path_equal_filename("/a", "/a")); assert_se(!path_equal_filename("/a/b", "/a/c")); assert_se(!path_equal_filename("/b", "/c")); } static void test_path_equal_root(void) { /* Nail down the details of how path_equal("/", ...) works. */ log_info("/* %s */", __func__); assert_se(path_equal("/", "/")); assert_se(path_equal("/", "//")); assert_se(!path_equal("/", "/./")); assert_se(!path_equal("/", "/../")); assert_se(!path_equal("/", "/.../")); /* Make sure that files_same works as expected. */ assert_se(files_same("/", "/", 0) > 0); assert_se(files_same("/", "/", AT_SYMLINK_NOFOLLOW) > 0); assert_se(files_same("/", "//", 0) > 0); assert_se(files_same("/", "//", AT_SYMLINK_NOFOLLOW) > 0); assert_se(files_same("/", "/./", 0) > 0); assert_se(files_same("/", "/./", AT_SYMLINK_NOFOLLOW) > 0); assert_se(files_same("/", "/../", 0) > 0); assert_se(files_same("/", "/../", AT_SYMLINK_NOFOLLOW) > 0); assert_se(files_same("/", "/.../", 0) == -ENOENT); assert_se(files_same("/", "/.../", AT_SYMLINK_NOFOLLOW) == -ENOENT); /* The same for path_equal_or_files_same. */ assert_se(path_equal_or_files_same("/", "/", 0)); assert_se(path_equal_or_files_same("/", "/", AT_SYMLINK_NOFOLLOW)); assert_se(path_equal_or_files_same("/", "//", 0)); assert_se(path_equal_or_files_same("/", "//", AT_SYMLINK_NOFOLLOW)); assert_se(path_equal_or_files_same("/", "/./", 0)); assert_se(path_equal_or_files_same("/", "/./", AT_SYMLINK_NOFOLLOW)); assert_se(path_equal_or_files_same("/", "/../", 0)); assert_se(path_equal_or_files_same("/", "/../", AT_SYMLINK_NOFOLLOW)); assert_se(!path_equal_or_files_same("/", "/.../", 0)); assert_se(!path_equal_or_files_same("/", "/.../", AT_SYMLINK_NOFOLLOW)); } static void test_find_executable_full(void) { char *p; log_info("/* %s */", __func__); assert_se(find_executable_full("sh", true, &p, NULL) == 0); puts(p); assert_se(streq(basename(p), "sh")); free(p); assert_se(find_executable_full("sh", false, &p, NULL) == 0); puts(p); assert_se(streq(basename(p), "sh")); free(p); _cleanup_free_ char *oldpath = NULL; p = getenv("PATH"); if (p) assert_se(oldpath = strdup(p)); assert_se(unsetenv("PATH") == 0); assert_se(find_executable_full("sh", true, &p, NULL) == 0); puts(p); assert_se(streq(basename(p), "sh")); free(p); assert_se(find_executable_full("sh", false, &p, NULL) == 0); puts(p); assert_se(streq(basename(p), "sh")); free(p); if (oldpath) assert_se(setenv("PATH", oldpath, true) >= 0); } static void test_find_executable(const char *self) { char *p; log_info("/* %s */", __func__); assert_se(find_executable("/bin/sh", &p) == 0); puts(p); assert_se(path_equal(p, "/bin/sh")); free(p); assert_se(find_executable(self, &p) == 0); puts(p); assert_se(endswith(p, "/test-path-util")); assert_se(path_is_absolute(p)); free(p); assert_se(find_executable("sh", &p) == 0); puts(p); assert_se(endswith(p, "/sh")); assert_se(path_is_absolute(p)); free(p); assert_se(find_executable("/bin/touch", &p) == 0); assert_se(streq(p, "/bin/touch")); free(p); assert_se(find_executable("touch", &p) == 0); assert_se(path_is_absolute(p)); assert_se(streq(basename(p), "touch")); free(p); assert_se(find_executable("xxxx-xxxx", &p) == -ENOENT); assert_se(find_executable("/some/dir/xxxx-xxxx", &p) == -ENOENT); assert_se(find_executable("/proc/filesystems", &p) == -EACCES); } static void test_find_executable_exec_one(const char *path) { _cleanup_free_ char *t = NULL; _cleanup_close_ int fd = -1; pid_t pid; int r; r = find_executable_full(path, false, &t, &fd); log_info_errno(r, "%s: %s → %s: %d/%m", __func__, path, t ?: "-", fd); assert_se(fd > STDERR_FILENO); assert_se(path_is_absolute(t)); if (path_is_absolute(path)) assert_se(streq(t, path)); pid = fork(); assert_se(pid >= 0); if (pid == 0) { r = fexecve_or_execve(fd, t, STRV_MAKE(t, "--version"), STRV_MAKE(NULL)); log_error_errno(r, "[f]execve: %m"); _exit(EXIT_FAILURE); } assert_se(wait_for_terminate_and_check(t, pid, WAIT_LOG) == 0); } static void test_find_executable_exec(void) { log_info("/* %s */", __func__); test_find_executable_exec_one("touch"); test_find_executable_exec_one("/bin/touch"); _cleanup_free_ char *script = NULL; assert_se(get_testdata_dir("test-path-util/script.sh", &script) >= 0); test_find_executable_exec_one(script); } static void test_prefixes(void) { static const char* const values[] = { "/a/b/c/d", "/a/b/c", "/a/b", "/a", "", NULL }; unsigned i; char s[PATH_MAX]; bool b; log_info("/* %s */", __func__); 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_se(!b); assert_se(streq(s, "")); b = true; } } static void test_path_join(void) { log_info("/* %s */", __func__); #define test_join(expected, ...) { \ _cleanup_free_ char *z = NULL; \ z = path_join(__VA_ARGS__); \ log_debug("got \"%s\", expected \"%s\"", z, expected); \ assert_se(streq(z, expected)); \ } test_join("/root/a/b/c", "/root", "/a/b", "/c"); test_join("/root/a/b/c", "/root", "a/b", "c"); test_join("/root/a/b/c", "/root", "/a/b", "c"); test_join("/root/c", "/root", "/", "c"); test_join("/root/", "/root", "/", NULL); test_join("/a/b/c", "", "/a/b", "/c"); test_join("a/b/c", "", "a/b", "c"); test_join("/a/b/c", "", "/a/b", "c"); test_join("/c", "", "/", "c"); test_join("/", "", "/", NULL); test_join("/a/b/c", NULL, "/a/b", "/c"); test_join("a/b/c", NULL, "a/b", "c"); test_join("/a/b/c", NULL, "/a/b", "c"); test_join("/c", NULL, "/", "c"); test_join("/", NULL, "/", NULL); test_join("", "", NULL); test_join("", NULL, ""); test_join("", NULL, NULL); test_join("foo/bar", "foo", "bar"); test_join("foo/bar", "", "foo", "bar"); test_join("foo/bar", NULL, "foo", NULL, "bar"); test_join("foo/bar", "", "foo", "", "bar", ""); test_join("foo/bar", "", "", "", "", "foo", "", "", "", "bar", "", "", ""); test_join("//foo///bar//", "", "/", "", "/foo/", "", "/", "", "/bar/", "", "/", ""); test_join("/foo/bar/", "/", "foo", "/", "bar", "/"); test_join("foo/bar/baz", "foo", "bar", "baz"); test_join("foo/bar/baz", "foo/", "bar", "/baz"); test_join("foo//bar//baz", "foo/", "/bar/", "/baz"); test_join("//foo////bar////baz//", "//foo/", "///bar/", "///baz//"); } static void test_fsck_exists(void) { log_info("/* %s */", __func__); /* Ensure we use a sane default for PATH. */ assert_se(unsetenv("PATH") == 0); /* fsck.minix is provided by util-linux and will probably exist. */ assert_se(fsck_exists("minix") == 1); assert_se(fsck_exists("AbCdE") == 0); assert_se(fsck_exists("/../bin/") == 0); } static void test_make_relative(void) { char *result; log_info("/* %s */", __func__); assert_se(path_make_relative("some/relative/path", "/some/path", &result) < 0); assert_se(path_make_relative("/some/path", "some/relative/path", &result) < 0); assert_se(path_make_relative("/some/dotdot/../path", "/some/path", &result) < 0); #define test(from_dir, to_path, expected) { \ _cleanup_free_ char *z = NULL; \ path_make_relative(from_dir, to_path, &z); \ assert_se(streq(z, expected)); \ } 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("/some/path/./dot", "/some/further/path", "../../further/path"); test("//extra.//.//./.slashes//./won't////fo.ol///anybody//", "/././/extra././/.slashes////ar.e/.just/././.fine///", "../../../ar.e/.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"); assert_se(search_dirs); STRV_FOREACH(d, search_dirs) { char *p = path_join(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(tmp_dir, REMOVE_ROOT|REMOVE_PHYSICAL) == 0); } static void test_path_startswith(void) { const char *p; log_info("/* %s */", __func__); p = path_startswith("/foo/bar/barfoo/", "/foo"); assert_se(streq_ptr(p, "bar/barfoo/")); p = path_startswith("/foo/bar/barfoo/", "/foo/"); assert_se(streq_ptr(p, "bar/barfoo/")); p = path_startswith("/foo/bar/barfoo/", "/"); assert_se(streq_ptr(p, "foo/bar/barfoo/")); p = path_startswith("/foo/bar/barfoo/", "////"); assert_se(streq_ptr(p, "foo/bar/barfoo/")); p = path_startswith("/foo/bar/barfoo/", "/foo//bar/////barfoo///"); assert_se(streq_ptr(p, "")); p = path_startswith("/foo/bar/barfoo/", "/foo/bar/barfoo////"); assert_se(streq_ptr(p, "")); p = path_startswith("/foo/bar/barfoo/", "/foo/bar///barfoo/"); assert_se(streq_ptr(p, "")); p = path_startswith("/foo/bar/barfoo/", "/foo////bar/barfoo/"); assert_se(streq_ptr(p, "")); p = path_startswith("/foo/bar/barfoo/", "////foo/bar/barfoo/"); assert_se(streq_ptr(p, "")); p = path_startswith("/foo/bar/barfoo/", "/foo/bar/barfoo"); assert_se(streq_ptr(p, "")); assert_se(!path_startswith("/foo/bar/barfoo/", "/foo/bar/barfooa/")); assert_se(!path_startswith("/foo/bar/barfoo/", "/foo/bar/barfooa")); assert_se(!path_startswith("/foo/bar/barfoo/", "")); assert_se(!path_startswith("/foo/bar/barfoo/", "/bar/foo")); assert_se(!path_startswith("/foo/bar/barfoo/", "/f/b/b/")); assert_se(!path_startswith("/foo/bar/barfoo/", "/foo/bar/barfo")); assert_se(!path_startswith("/foo/bar/barfoo/", "/foo/bar/bar")); assert_se(!path_startswith("/foo/bar/barfoo/", "/fo")); } static void test_prefix_root_one(const char *r, const char *p, const char *expected) { _cleanup_free_ char *s = NULL; const char *t; assert_se(s = path_join(r, p)); assert_se(path_equal_ptr(s, expected)); t = prefix_roota(r, p); assert_se(t); assert_se(path_equal_ptr(t, expected)); } static void test_prefix_root(void) { log_info("/* %s */", __func__); test_prefix_root_one("/", "/foo", "/foo"); test_prefix_root_one(NULL, "/foo", "/foo"); test_prefix_root_one("", "/foo", "/foo"); test_prefix_root_one("///", "/foo", "/foo"); test_prefix_root_one("/", "////foo", "/foo"); test_prefix_root_one(NULL, "////foo", "/foo"); test_prefix_root_one("/", "foo", "/foo"); test_prefix_root_one("", "foo", "foo"); test_prefix_root_one(NULL, "foo", "foo"); test_prefix_root_one("/foo", "/bar", "/foo/bar"); test_prefix_root_one("/foo", "bar", "/foo/bar"); test_prefix_root_one("foo", "bar", "foo/bar"); test_prefix_root_one("/foo/", "/bar", "/foo/bar"); test_prefix_root_one("/foo/", "//bar", "/foo/bar"); test_prefix_root_one("/foo///", "//bar", "/foo/bar"); } static void test_file_in_same_dir(void) { char *t; log_info("/* %s */", __func__); t = file_in_same_dir("/", "a"); assert_se(streq(t, "/a")); free(t); t = file_in_same_dir("/", "/a"); assert_se(streq(t, "/a")); free(t); t = file_in_same_dir("", "a"); assert_se(streq(t, "a")); free(t); t = file_in_same_dir("a/", "a"); assert_se(streq(t, "a/a")); free(t); t = file_in_same_dir("bar/foo", "bar"); assert_se(streq(t, "bar/bar")); free(t); } static void test_last_path_component(void) { assert_se(last_path_component(NULL) == NULL); assert_se(streq(last_path_component("a/b/c"), "c")); assert_se(streq(last_path_component("a/b/c/"), "c/")); assert_se(streq(last_path_component("/"), "/")); assert_se(streq(last_path_component("//"), "/")); assert_se(streq(last_path_component("///"), "/")); assert_se(streq(last_path_component("."), ".")); assert_se(streq(last_path_component("./."), ".")); assert_se(streq(last_path_component("././"), "./")); assert_se(streq(last_path_component("././/"), ".//")); assert_se(streq(last_path_component("/foo/a"), "a")); assert_se(streq(last_path_component("/foo/a/"), "a/")); assert_se(streq(last_path_component(""), "")); assert_se(streq(last_path_component("a"), "a")); assert_se(streq(last_path_component("a/"), "a/")); assert_se(streq(last_path_component("/a"), "a")); assert_se(streq(last_path_component("/a/"), "a/")); } static void test_path_extract_filename_one(const char *input, const char *output, int ret) { _cleanup_free_ char *k = NULL; int r; r = path_extract_filename(input, &k); log_info_errno(r, "%s → %s/%m [expected: %s/%s]", strnull(input), strnull(k), /* strerror(r) is printed via %m, to avoid that the two strerror()'s overwrite each other's buffers */ strnull(output), ret < 0 ? strerror_safe(ret) : "-"); assert_se(streq_ptr(k, output)); assert_se(r == ret); } static void test_path_extract_filename(void) { log_info("/* %s */", __func__); test_path_extract_filename_one(NULL, NULL, -EINVAL); test_path_extract_filename_one("a/b/c", "c", 0); test_path_extract_filename_one("a/b/c/", "c", O_DIRECTORY); test_path_extract_filename_one("/", NULL, -EADDRNOTAVAIL); test_path_extract_filename_one("//", NULL, -EADDRNOTAVAIL); test_path_extract_filename_one("///", NULL, -EADDRNOTAVAIL); test_path_extract_filename_one(".", NULL, -EINVAL); test_path_extract_filename_one("./.", NULL, -EINVAL); test_path_extract_filename_one("././", NULL, -EINVAL); test_path_extract_filename_one("././/", NULL, -EINVAL); test_path_extract_filename_one("/foo/a", "a", 0); test_path_extract_filename_one("/foo/a/", "a", O_DIRECTORY); test_path_extract_filename_one("", NULL, -EINVAL); test_path_extract_filename_one("a", "a", 0); test_path_extract_filename_one("a/", "a", O_DIRECTORY); test_path_extract_filename_one("/a", "a", 0); test_path_extract_filename_one("/a/", "a", O_DIRECTORY); test_path_extract_filename_one("/////////////a/////////////", "a", O_DIRECTORY); test_path_extract_filename_one("xx/.", NULL, -EINVAL); test_path_extract_filename_one("xx/..", NULL, -EINVAL); test_path_extract_filename_one("..", NULL, -EINVAL); test_path_extract_filename_one("/..", NULL, -EINVAL); test_path_extract_filename_one("../", NULL, -EINVAL); test_path_extract_filename_one(".", NULL, -EINVAL); test_path_extract_filename_one("/.", NULL, -EINVAL); test_path_extract_filename_one("./", NULL, -EINVAL); } static void test_path_extract_directory_one(const char *input, const char *output, int ret) { _cleanup_free_ char *k = NULL; int r; r = path_extract_directory(input, &k); log_info_errno(r, "%s → %s/%m [expected: %s/%s]", strnull(input), strnull(k), /* we output strerror_safe(r) via %m here, since otherwise the error buffer might be overwritten twice */ strnull(output), strerror_safe(ret)); assert_se(streq_ptr(k, output)); assert_se(r == ret); /* Extra safety check: let's make sure that if we split out the filename too (and it works) the * joined parts are identical to the original again */ if (r >= 0) { _cleanup_free_ char *f = NULL; r = path_extract_filename(input, &f); if (r >= 0) { _cleanup_free_ char *j = NULL; assert_se(j = path_join(k, f)); assert_se(path_equal(input, j)); } } } static void test_path_extract_directory(void) { log_info("/* %s */", __func__); test_path_extract_directory_one(NULL, NULL, -EINVAL); test_path_extract_directory_one("a/b/c", "a/b", 0); test_path_extract_directory_one("a/b/c/", "a/b", 0); test_path_extract_directory_one("/", NULL, -EADDRNOTAVAIL); test_path_extract_directory_one("//", NULL, -EADDRNOTAVAIL); test_path_extract_directory_one("///", NULL, -EADDRNOTAVAIL); test_path_extract_directory_one(".", NULL, -EDESTADDRREQ); test_path_extract_directory_one("./.", ".", 0); test_path_extract_directory_one("././", ".", 0); test_path_extract_directory_one("././/", ".", 0); test_path_extract_directory_one("/foo/a", "/foo", 0); test_path_extract_directory_one("/foo/a/", "/foo", 0); test_path_extract_directory_one("", NULL, -EINVAL); test_path_extract_directory_one("a", NULL, -EDESTADDRREQ); test_path_extract_directory_one("a/", NULL, -EDESTADDRREQ); test_path_extract_directory_one("/a", "/", 0); test_path_extract_directory_one("/a/", "/", 0); test_path_extract_directory_one("/////////////a/////////////", "/", 0); test_path_extract_directory_one("xx/.", "xx", 0); test_path_extract_directory_one("xx/..", "xx", 0); test_path_extract_directory_one("..", NULL, -EDESTADDRREQ); test_path_extract_directory_one("/..", "/", 0); test_path_extract_directory_one("../", NULL, -EDESTADDRREQ); test_path_extract_directory_one(".", NULL, -EDESTADDRREQ); test_path_extract_directory_one("/.", "/", 0); test_path_extract_directory_one("./", NULL, -EDESTADDRREQ); } static void test_filename_is_valid(void) { char foo[NAME_MAX+2]; log_info("/* %s */", __func__); assert_se(!filename_is_valid("")); assert_se(!filename_is_valid("/bar/foo")); assert_se(!filename_is_valid("/")); assert_se(!filename_is_valid(".")); assert_se(!filename_is_valid("..")); assert_se(!filename_is_valid("bar/foo")); assert_se(!filename_is_valid("bar/foo/")); assert_se(!filename_is_valid("bar//")); memset(foo, 'a', sizeof(foo) - 1); char_array_0(foo); assert_se(!filename_is_valid(foo)); assert_se(filename_is_valid("foo_bar-333")); assert_se(filename_is_valid("o.o")); } static void test_path_is_valid(void) { char foo[PATH_MAX+2]; const char *c; log_info("/* %s */", __func__); assert_se(!path_is_valid("")); assert_se(path_is_valid("/bar/foo")); assert_se(path_is_valid("/bar/foo/")); assert_se(path_is_valid("/bar/foo/")); assert_se(path_is_valid("//bar//foo//")); assert_se(path_is_valid("/")); assert_se(path_is_valid("/////")); assert_se(path_is_valid("/////.///.////...///..//.")); assert_se(path_is_valid(".")); assert_se(path_is_valid("..")); assert_se(path_is_valid("bar/foo")); assert_se(path_is_valid("bar/foo/")); assert_se(path_is_valid("bar//")); memset(foo, 'a', sizeof(foo) -1); char_array_0(foo); assert_se(!path_is_valid(foo)); c = strjoina("/xxx/", foo, "/yyy"); assert_se(!path_is_valid(c)); assert_se(path_is_valid("foo_bar-333")); assert_se(path_is_valid("o.o")); } static void test_hidden_or_backup_file(void) { log_info("/* %s */", __func__); assert_se(hidden_or_backup_file(".hidden")); assert_se(hidden_or_backup_file("..hidden")); assert_se(!hidden_or_backup_file("hidden.")); assert_se(hidden_or_backup_file("backup~")); assert_se(hidden_or_backup_file(".backup~")); assert_se(hidden_or_backup_file("lost+found")); assert_se(hidden_or_backup_file("aquota.user")); assert_se(hidden_or_backup_file("aquota.group")); assert_se(hidden_or_backup_file("test.rpmnew")); assert_se(hidden_or_backup_file("test.dpkg-old")); assert_se(hidden_or_backup_file("test.dpkg-remove")); assert_se(hidden_or_backup_file("test.swp")); assert_se(!hidden_or_backup_file("test.rpmnew.")); assert_se(!hidden_or_backup_file("test.dpkg-old.foo")); } static void test_systemd_installation_has_version(const char *path) { int r; const unsigned versions[] = {0, 231, PROJECT_VERSION, 999}; unsigned i; log_info("/* %s */", __func__); for (i = 0; i < ELEMENTSOF(versions); i++) { r = systemd_installation_has_version(path, versions[i]); assert_se(r >= 0); log_info("%s has systemd >= %u: %s", path ?: "Current installation", versions[i], yes_no(r)); } } static void test_skip_dev_prefix(void) { log_info("/* %s */", __func__); assert_se(streq(skip_dev_prefix("/"), "/")); assert_se(streq(skip_dev_prefix("/dev"), "")); assert_se(streq(skip_dev_prefix("/dev/"), "")); assert_se(streq(skip_dev_prefix("/dev/foo"), "foo")); assert_se(streq(skip_dev_prefix("/dev/foo/bar"), "foo/bar")); assert_se(streq(skip_dev_prefix("//dev"), "")); assert_se(streq(skip_dev_prefix("//dev//"), "")); assert_se(streq(skip_dev_prefix("/dev///foo"), "foo")); assert_se(streq(skip_dev_prefix("///dev///foo///bar"), "foo///bar")); assert_se(streq(skip_dev_prefix("//foo"), "//foo")); assert_se(streq(skip_dev_prefix("foo"), "foo")); } static void test_empty_or_root(void) { log_info("/* %s */", __func__); assert_se(empty_or_root(NULL)); assert_se(empty_or_root("")); assert_se(empty_or_root("/")); assert_se(empty_or_root("//")); assert_se(empty_or_root("///")); assert_se(empty_or_root("/////////////////")); assert_se(!empty_or_root("xxx")); assert_se(!empty_or_root("/xxx")); assert_se(!empty_or_root("/xxx/")); assert_se(!empty_or_root("//yy//")); } static void test_path_startswith_set(void) { log_info("/* %s */", __func__); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar", "/foo/quux", "/foo/bar", "/zzz"), "")); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar", "/foo/quux", "/foo/", "/zzz"), "bar")); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar", "/foo/quux", "/foo", "/zzz"), "bar")); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar", "/foo/quux", "/", "/zzz"), "foo/bar")); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar", "/foo/quux", "", "/zzz"), NULL)); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar2", "/foo/quux", "/foo/bar", "/zzz"), NULL)); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar2", "/foo/quux", "/foo/", "/zzz"), "bar2")); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar2", "/foo/quux", "/foo", "/zzz"), "bar2")); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar2", "/foo/quux", "/", "/zzz"), "foo/bar2")); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo/bar2", "/foo/quux", "", "/zzz"), NULL)); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo2/bar", "/foo/quux", "/foo/bar", "/zzz"), NULL)); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo2/bar", "/foo/quux", "/foo/", "/zzz"), NULL)); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo2/bar", "/foo/quux", "/foo", "/zzz"), NULL)); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo2/bar", "/foo/quux", "/", "/zzz"), "foo2/bar")); assert_se(streq_ptr(PATH_STARTSWITH_SET("/foo2/bar", "/foo/quux", "", "/zzz"), NULL)); } static void test_path_startswith_strv(void) { log_info("/* %s */", __func__); assert_se(streq_ptr(path_startswith_strv("/foo/bar", STRV_MAKE("/foo/quux", "/foo/bar", "/zzz")), "")); assert_se(streq_ptr(path_startswith_strv("/foo/bar", STRV_MAKE("/foo/quux", "/foo/", "/zzz")), "bar")); assert_se(streq_ptr(path_startswith_strv("/foo/bar", STRV_MAKE("/foo/quux", "/foo", "/zzz")), "bar")); assert_se(streq_ptr(path_startswith_strv("/foo/bar", STRV_MAKE("/foo/quux", "/", "/zzz")), "foo/bar")); assert_se(streq_ptr(path_startswith_strv("/foo/bar", STRV_MAKE("/foo/quux", "", "/zzz")), NULL)); assert_se(streq_ptr(path_startswith_strv("/foo/bar2", STRV_MAKE("/foo/quux", "/foo/bar", "/zzz")), NULL)); assert_se(streq_ptr(path_startswith_strv("/foo/bar2", STRV_MAKE("/foo/quux", "/foo/", "/zzz")), "bar2")); assert_se(streq_ptr(path_startswith_strv("/foo/bar2", STRV_MAKE("/foo/quux", "/foo", "/zzz")), "bar2")); assert_se(streq_ptr(path_startswith_strv("/foo/bar2", STRV_MAKE("/foo/quux", "/", "/zzz")), "foo/bar2")); assert_se(streq_ptr(path_startswith_strv("/foo/bar2", STRV_MAKE("/foo/quux", "", "/zzz")), NULL)); assert_se(streq_ptr(path_startswith_strv("/foo2/bar", STRV_MAKE("/foo/quux", "/foo/bar", "/zzz")), NULL)); assert_se(streq_ptr(path_startswith_strv("/foo2/bar", STRV_MAKE("/foo/quux", "/foo/", "/zzz")), NULL)); assert_se(streq_ptr(path_startswith_strv("/foo2/bar", STRV_MAKE("/foo/quux", "/foo", "/zzz")), NULL)); assert_se(streq_ptr(path_startswith_strv("/foo2/bar", STRV_MAKE("/foo/quux", "/", "/zzz")), "foo2/bar")); assert_se(streq_ptr(path_startswith_strv("/foo2/bar", STRV_MAKE("/foo/quux", "", "/zzz")), NULL)); } int main(int argc, char **argv) { test_setup_logging(LOG_DEBUG); log_info("PATH_MAX=%zu\n" "FILENAME_MAX=%zu\n" "NAME_MAX=%zu", (size_t) PATH_MAX, (size_t) FILENAME_MAX, (size_t) NAME_MAX); assert_cc(FILENAME_MAX == PATH_MAX); test_print_paths(); test_path(); test_path_equal_root(); test_find_executable_full(); test_find_executable(argv[0]); test_find_executable_exec(); test_prefixes(); test_path_join(); test_fsck_exists(); test_make_relative(); test_strv_resolve(); test_path_startswith(); test_prefix_root(); test_file_in_same_dir(); test_last_path_component(); test_path_extract_filename(); test_path_extract_directory(); test_filename_is_valid(); test_path_is_valid(); test_hidden_or_backup_file(); test_skip_dev_prefix(); test_empty_or_root(); test_path_startswith_set(); test_path_startswith_strv(); test_systemd_installation_has_version(argv[1]); /* NULL is OK */ return 0; }