+static void test_protect_errno(void) {
+ errno = 12;
+ {
+ PROTECT_ERRNO;
+ errno = 11;
+ }
+ assert(errno == 12);
+}
+
+static void test_parse_size(void) {
+ off_t bytes;
+
+ assert_se(parse_size("111", 1024, &bytes) == 0);
+ assert_se(bytes == 111);
+
+ assert_se(parse_size("111.4", 1024, &bytes) == 0);
+ assert_se(bytes == 111);
+
+ assert_se(parse_size(" 112 B", 1024, &bytes) == 0);
+ assert_se(bytes == 112);
+
+ assert_se(parse_size(" 112.6 B", 1024, &bytes) == 0);
+ assert_se(bytes == 112);
+
+ assert_se(parse_size("3.5 K", 1024, &bytes) == 0);
+ assert_se(bytes == 3*1024 + 512);
+
+ assert_se(parse_size("3. K", 1024, &bytes) == 0);
+ assert_se(bytes == 3*1024);
+
+ assert_se(parse_size("3.0 K", 1024, &bytes) == 0);
+ assert_se(bytes == 3*1024);
+
+ assert_se(parse_size("3. 0 K", 1024, &bytes) == -EINVAL);
+
+ assert_se(parse_size(" 4 M 11.5K", 1024, &bytes) == 0);
+ assert_se(bytes == 4*1024*1024 + 11 * 1024 + 512);
+
+ assert_se(parse_size("3B3.5G", 1024, &bytes) == -EINVAL);
+
+ assert_se(parse_size("3.5G3B", 1024, &bytes) == 0);
+ assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 3);
+
+ assert_se(parse_size("3.5G 4B", 1024, &bytes) == 0);
+ assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 4);
+
+ assert_se(parse_size("3B3G4T", 1024, &bytes) == -EINVAL);
+
+ assert_se(parse_size("4T3G3B", 1024, &bytes) == 0);
+ assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
+
+ assert_se(parse_size(" 4 T 3 G 3 B", 1024, &bytes) == 0);
+ assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
+
+ assert_se(parse_size("12P", 1024, &bytes) == 0);
+ assert_se(bytes == 12ULL * 1024*1024*1024*1024*1024);
+
+ assert_se(parse_size("12P12P", 1024, &bytes) == -EINVAL);
+
+ assert_se(parse_size("3E 2P", 1024, &bytes) == 0);
+ assert_se(bytes == (3 * 1024 + 2ULL) * 1024*1024*1024*1024*1024);
+
+ assert_se(parse_size("12X", 1024, &bytes) == -EINVAL);
+
+ assert_se(parse_size("12.5X", 1024, &bytes) == -EINVAL);
+
+ assert_se(parse_size("12.5e3", 1024, &bytes) == -EINVAL);
+
+ assert_se(parse_size("1024E", 1024, &bytes) == -ERANGE);
+ assert_se(parse_size("-1", 1024, &bytes) == -ERANGE);
+ assert_se(parse_size("-1024E", 1024, &bytes) == -ERANGE);
+
+ assert_se(parse_size("-1024P", 1024, &bytes) == -ERANGE);
+
+ assert_se(parse_size("-10B 20K", 1024, &bytes) == -ERANGE);
+}
+
+static void test_config_parse_iec_off(void) {
+ off_t offset = 0;
+ assert_se(config_parse_iec_off(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4M", &offset, NULL) == 0);
+ assert_se(offset == 4 * 1024 * 1024);
+
+ assert_se(config_parse_iec_off(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4.5M", &offset, NULL) == 0);
+}
+
+static void test_strextend(void) {
+ _cleanup_free_ char *str = strdup("0123");
+ strextend(&str, "456", "78", "9", NULL);
+ assert_se(streq(str, "0123456789"));
+}
+
+static void test_strrep(void) {
+ _cleanup_free_ char *one, *three, *zero;
+ one = strrep("waldo", 1);
+ three = strrep("waldo", 3);
+ zero = strrep("waldo", 0);
+
+ assert_se(streq(one, "waldo"));
+ assert_se(streq(three, "waldowaldowaldo"));
+ assert_se(streq(zero, ""));
+}
+
+static void test_split_pair(void) {
+ _cleanup_free_ char *a = NULL, *b = NULL;
+
+ assert_se(split_pair("", "", &a, &b) == -EINVAL);
+ assert_se(split_pair("foo=bar", "", &a, &b) == -EINVAL);
+ assert_se(split_pair("", "=", &a, &b) == -EINVAL);
+ assert_se(split_pair("foo=bar", "=", &a, &b) >= 0);
+ assert_se(streq(a, "foo"));
+ assert_se(streq(b, "bar"));
+ free(a);
+ free(b);
+ assert_se(split_pair("==", "==", &a, &b) >= 0);
+ assert_se(streq(a, ""));
+ assert_se(streq(b, ""));
+ free(a);
+ free(b);
+
+ assert_se(split_pair("===", "==", &a, &b) >= 0);
+ assert_se(streq(a, ""));
+ assert_se(streq(b, "="));
+}
+
+static void test_fstab_node_to_udev_node(void) {
+ char *n;
+
+ n = fstab_node_to_udev_node("LABEL=applé/jack");
+ puts(n);
+ assert_se(streq(n, "/dev/disk/by-label/applé\\x2fjack"));
+ free(n);
+
+ n = fstab_node_to_udev_node("PARTLABEL=pinkié pie");
+ puts(n);
+ assert_se(streq(n, "/dev/disk/by-partlabel/pinkié\\x20pie"));
+ free(n);
+
+ n = fstab_node_to_udev_node("UUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
+ puts(n);
+ assert_se(streq(n, "/dev/disk/by-uuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
+ free(n);
+
+ n = fstab_node_to_udev_node("PARTUUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
+ puts(n);
+ assert_se(streq(n, "/dev/disk/by-partuuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
+ free(n);
+
+ n = fstab_node_to_udev_node("PONIES=awesome");
+ puts(n);
+ assert_se(streq(n, "PONIES=awesome"));
+ free(n);
+
+ n = fstab_node_to_udev_node("/dev/xda1");
+ puts(n);
+ assert_se(streq(n, "/dev/xda1"));
+ free(n);
+}
+
+static void test_get_files_in_directory(void) {
+ _cleanup_strv_free_ char **l = NULL, **t = NULL;
+
+ assert_se(get_files_in_directory("/tmp", &l) >= 0);
+ assert_se(get_files_in_directory(".", &t) >= 0);
+ assert_se(get_files_in_directory(".", NULL) >= 0);
+}
+
+static void test_in_set(void) {
+ assert_se(IN_SET(1, 1));
+ assert_se(IN_SET(1, 1, 2, 3, 4));
+ assert_se(IN_SET(2, 1, 2, 3, 4));
+ assert_se(IN_SET(3, 1, 2, 3, 4));
+ assert_se(IN_SET(4, 1, 2, 3, 4));
+ assert_se(!IN_SET(0, 1));
+ assert_se(!IN_SET(0, 1, 2, 3, 4));
+}
+
+static void test_writing_tmpfile(void) {
+ char name[] = "/tmp/test-systemd_writing_tmpfile.XXXXXX";
+ _cleanup_free_ char *contents = NULL;
+ size_t size;
+ int fd, r;
+ struct iovec iov[3];
+
+ IOVEC_SET_STRING(iov[0], "abc\n");
+ IOVEC_SET_STRING(iov[1], ALPHANUMERICAL "\n");
+ IOVEC_SET_STRING(iov[2], "");
+
+ fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
+ printf("tmpfile: %s", name);
+
+ r = writev(fd, iov, 3);
+ assert(r >= 0);
+
+ r = read_full_file(name, &contents, &size);
+ assert(r == 0);
+ printf("contents: %s", contents);
+ assert(streq(contents, "abc\n" ALPHANUMERICAL "\n"));
+
+ unlink(name);
+}
+
+static void test_hexdump(void) {
+ uint8_t data[146];
+ unsigned i;
+
+ hexdump(stdout, NULL, 0);
+ hexdump(stdout, "", 0);
+ hexdump(stdout, "", 1);
+ hexdump(stdout, "x", 1);
+ hexdump(stdout, "x", 2);
+ hexdump(stdout, "foobar", 7);
+ hexdump(stdout, "f\nobar", 7);
+ hexdump(stdout, "xxxxxxxxxxxxxxxxxxxxyz", 23);
+
+ for (i = 0; i < ELEMENTSOF(data); i++)
+ data[i] = i*2;
+
+ hexdump(stdout, data, sizeof(data));
+}
+
+static void test_log2i(void) {
+ assert_se(log2i(1) == 0);
+ assert_se(log2i(2) == 1);
+ assert_se(log2i(3) == 1);
+ assert_se(log2i(4) == 2);
+ assert_se(log2i(32) == 5);
+ assert_se(log2i(33) == 5);
+ assert_se(log2i(63) == 5);
+ assert_se(log2i(INT_MAX) == sizeof(int)*8-2);
+}
+
+static void test_foreach_string(void) {
+ const char * const t[] = {
+ "foo",
+ "bar",
+ "waldo",
+ NULL
+ };
+ const char *x;
+ unsigned i = 0;
+
+ FOREACH_STRING(x, "foo", "bar", "waldo")
+ assert_se(streq_ptr(t[i++], x));
+
+ assert_se(i == 3);
+
+ FOREACH_STRING(x, "zzz")
+ assert_se(streq(x, "zzz"));
+}
+
+static void test_filename_is_safe(void) {
+ char foo[FILENAME_MAX+2];
+ int i;
+
+ assert_se(!filename_is_safe(""));
+ assert_se(!filename_is_safe("/bar/foo"));
+ assert_se(!filename_is_safe("/"));
+ assert_se(!filename_is_safe("."));
+ assert_se(!filename_is_safe(".."));
+
+ for (i=0; i<FILENAME_MAX+1; i++)
+ foo[i] = 'a';
+ foo[FILENAME_MAX+1] = '\0';
+
+ assert_se(!filename_is_safe(foo));
+
+ assert_se(filename_is_safe("foo_bar-333"));
+ assert_se(filename_is_safe("o.o"));
+}
+
+static void test_ascii_strlower(void) {
+ char a[] = "AabBcC Jk Ii Od LKJJJ kkd LK";
+ assert_se(streq(ascii_strlower(a), "aabbcc jk ii od lkjjj kkd lk"));
+}
+
+static void test_files_same(void) {
+ _cleanup_close_ int fd = -1;
+ char name[] = "/tmp/test-files_same.XXXXXX";
+ char name_alias[] = "/tmp/test-files_same.alias";
+
+ fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
+ assert_se(fd >= 0);
+ assert_se(symlink(name, name_alias) >= 0);
+
+ assert_se(files_same(name, name));
+ assert_se(files_same(name, name_alias));
+
+ unlink(name);
+ unlink(name_alias);
+}
+
+static void test_is_valid_documentation_url(void) {
+ assert_se(is_valid_documentation_url("http://www.freedesktop.org/wiki/Software/systemd"));
+ assert_se(is_valid_documentation_url("https://www.kernel.org/doc/Documentation/binfmt_misc.txt"));
+ assert_se(is_valid_documentation_url("file:foo"));
+ assert_se(is_valid_documentation_url("man:systemd.special(7)"));
+ assert_se(is_valid_documentation_url("info:bar"));
+
+ assert_se(!is_valid_documentation_url("foo:"));
+ assert_se(!is_valid_documentation_url("info:"));
+ assert_se(!is_valid_documentation_url(""));
+}
+
+static void test_file_in_same_dir(void) {
+ assert_se(streq(file_in_same_dir("/", "a"), "/a"));
+ assert_se(streq(file_in_same_dir("/", "/a"), "/a"));
+ assert_se(streq(file_in_same_dir("", "a"), "a"));
+ assert_se(streq(file_in_same_dir("a/", "a"), "a/a"));
+ assert_se(streq(file_in_same_dir("bar/foo", "bar"), "bar/bar"));
+}
+
+static void test_endswith(void) {
+ assert_se(endswith("foobar", "bar"));
+ assert_se(endswith("foobar", ""));
+ assert_se(endswith("foobar", "foobar"));
+ assert_se(endswith("", ""));
+
+ assert_se(!endswith("foobar", "foo"));
+ assert_se(!endswith("foobar", "foobarfoofoo"));
+}
+
+static void test_close_nointr(void) {
+ char name[] = "/tmp/test-test-close_nointr.XXXXXX";
+ int fd;
+
+ fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
+ assert_se(fd >= 0);
+ assert_se(close_nointr(fd) >= 0);
+ assert_se(close_nointr(fd) < 0);
+
+ unlink(name);
+}
+
+
+static void test_unlink_noerrno(void) {
+ char name[] = "/tmp/test-close_nointr.XXXXXX";
+ int fd;
+
+ fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
+ assert_se(fd >= 0);
+ assert_se(close_nointr(fd) >= 0);
+
+ {
+ PROTECT_ERRNO;
+ errno = -42;
+ assert_se(unlink_noerrno(name) >= 0);
+ assert_se(errno == -42);
+ assert_se(unlink_noerrno(name) < 0);
+ assert_se(errno == -42);
+ }
+}
+
+static void test_readlink_and_make_absolute(void) {
+ char tempdir[] = "/tmp/test-readlink_and_make_absolute";
+ char name[] = "/tmp/test-readlink_and_make_absolute/original";
+ char name2[] = "test-readlink_and_make_absolute/original";
+ char name_alias[] = "/tmp/test-readlink_and_make_absolute-alias";
+ char *r = NULL;
+
+ assert(mkdir_safe(tempdir, 0755, getuid(), getgid()) >= 0);
+ assert_se(touch(name) >= 0);
+
+ assert_se(symlink(name, name_alias) >= 0);
+ assert_se(readlink_and_make_absolute(name_alias, &r) >= 0);
+ assert_se(streq(r, name));
+ free(r);
+ assert_se(unlink(name_alias) >= 0);
+
+ assert_se(chdir(tempdir) >= 0);
+ assert_se(symlink(name2, name_alias) >= 0);
+ assert_se(readlink_and_make_absolute(name_alias, &r) >= 0);
+ assert_se(streq(r, name));
+ free(r);
+ assert_se(unlink(name_alias) >= 0);
+
+ assert_se(rm_rf_dangerous(tempdir, false, true, false) >= 0);
+}
+
+static void test_read_one_char(void) {
+ char r;
+ bool need_nl;
+ char name[] = "/tmp/test-read_one_char.XXXXXX";
+ _cleanup_close_ int fd = -1;
+ FILE *file;
+
+ fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
+ assert_se(fd >= 0);
+ file = fdopen(fd, "r+");
+ assert_se(file);
+ assert_se(fputs("c\n", file) >= 0);
+ rewind(file);
+
+ assert_se(read_one_char(file, &r, 1000000, &need_nl) >= 0);
+ assert_se(!need_nl);
+ assert_se(r == 'c');
+ assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
+
+ rewind(file);
+ assert_se(fputs("foobar\n", file) >= 0);
+ rewind(file);
+ assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
+
+ rewind(file);
+ assert_se(fputs("\n", file) >= 0);
+ rewind(file);
+ assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
+
+ unlink(name);
+}
+
+static void test_ignore_signals(void) {
+ assert_se(ignore_signals(SIGINT, -1) >= 0);
+ assert_se(kill(getpid(), SIGINT) >= 0);
+ assert_se(ignore_signals(SIGUSR1, SIGUSR2, SIGTERM, SIGPIPE, -1) >= 0);
+ assert_se(kill(getpid(), SIGUSR1) >= 0);
+ assert_se(kill(getpid(), SIGUSR2) >= 0);
+ assert_se(kill(getpid(), SIGTERM) >= 0);
+ assert_se(kill(getpid(), SIGPIPE) >= 0);
+ assert_se(default_signals(SIGINT, SIGUSR1, SIGUSR2, SIGTERM, SIGPIPE, -1) >= 0);
+}
+
+static void test_strshorten(void) {
+ char s[] = "foobar";
+
+ assert_se(strlen(strshorten(s, 6)) == 6);
+ assert_se(strlen(strshorten(s, 12)) == 6);
+ assert_se(strlen(strshorten(s, 2)) == 2);
+ assert_se(strlen(strshorten(s, 0)) == 0);
+}
+