+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);
+}
+