test: add a few tests and tidy up

adds test of:
strv_find
strv_find_prefix
strv_overlap
strv_sort
streq_ptr
first_word

Splits tests of util.c into own file to avoid clutter as we add more.

Removed a few prints and uses _cleanup_free_ to make the tests more focused.

1 files changed, 82 insertions, 0 deletions

diff --git a/src/test/test-util.c b/src/test/test-util.c
new file mode 100644
index 0000000000..ebbdcfc6de
--- /dev/null
+++ b/src/test/test-util.c
@@ -0,0 +1,82 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2010 Lennart Poettering
+  Copyright 2013 Thomas H.P. Andersen
+
+  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 <string.h>
+
+#include "util.h"
+
+static void test_streq_ptr(void) {
+        assert(streq_ptr(NULL, NULL));
+        assert(!streq_ptr("abc", "cdef"));
+}
+
+static void test_first_word(void) {
+        assert(first_word("Hello", ""));
+        assert(first_word("Hello", "Hello"));
+        assert(first_word("Hello world", "Hello"));
+        assert(first_word("Hello\tworld", "Hello"));
+        assert(first_word("Hello\nworld", "Hello"));
+        assert(first_word("Hello\rworld", "Hello"));
+        assert(first_word("Hello ", "Hello"));
+
+        assert(!first_word("Hello", "Hellooo"));
+        assert(!first_word("Hello", "xxxxx"));
+        assert(!first_word("Hellooo", "Hello"));
+}
+
+static void test_foreach_word_quoted(void) {
+        char *w, *state;
+        size_t l;
+        const char test[] = "test a b c 'd' e '' '' hhh '' ''";
+        printf("<%s>\n", test);
+        FOREACH_WORD_QUOTED(w, l, test, state) {
+                char *t;
+
+                assert_se(t = strndup(w, l));
+                printf("<%s>\n", t);
+                free(t);
+        }
+}
+
+static void test_default_term_for_tty(void) {
+        puts(default_term_for_tty("/dev/tty23"));
+        puts(default_term_for_tty("/dev/ttyS23"));
+        puts(default_term_for_tty("/dev/tty0"));
+        puts(default_term_for_tty("/dev/pty0"));
+        puts(default_term_for_tty("/dev/pts/0"));
+        puts(default_term_for_tty("/dev/console"));
+        puts(default_term_for_tty("tty23"));
+        puts(default_term_for_tty("ttyS23"));
+        puts(default_term_for_tty("tty0"));
+        puts(default_term_for_tty("pty0"));
+        puts(default_term_for_tty("pts/0"));
+        puts(default_term_for_tty("console"));
+}
+
+int main(int argc, char *argv[]) {
+        test_streq_ptr();
+        test_first_word();
+        test_default_term_for_tty();
+        test_foreach_word_quoted();
+
+        return 0;
+}