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diff --git a/src/libsystemd/test-bus-cleanup.c b/src/libsystemd/test-bus-cleanup.c
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+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2013 Zbigniew Jędrzejewski-Szmek
+
+ 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 <stdio.h>
+
+#include "sd-bus.h"
+#include "bus-util.h"
+#include "bus-internal.h"
+#include "bus-message.h"
+#include "refcnt.h"
+
+static void test_bus_new(void) {
+ _cleanup_bus_unref_ sd_bus *bus = NULL;
+
+ assert_se(sd_bus_new(&bus) == 0);
+ printf("after new: refcount %u\n", REFCNT_GET(bus->n_ref));
+}
+
+static void test_bus_open(void) {
+ _cleanup_bus_unref_ sd_bus *bus = NULL;
+
+ assert_se(sd_bus_open_system(&bus) >= 0);
+ printf("after open: refcount %u\n", REFCNT_GET(bus->n_ref));
+}
+
+static void test_bus_new_method_call(void) {
+ sd_bus *bus = NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+
+ assert_se(sd_bus_open_system(&bus) >= 0);
+
+ assert_se(sd_bus_message_new_method_call(bus, "a.service.name", "/an/object/path", "an.interface.name", "AMethodName", &m) >= 0);
+
+ printf("after message_new_method_call: refcount %u\n", REFCNT_GET(bus->n_ref));
+
+ sd_bus_unref(bus);
+ printf("after bus_unref: refcount %u\n", m->n_ref);
+}
+
+static void test_bus_new_signal(void) {
+ sd_bus *bus = NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+
+ assert_se(sd_bus_open_system(&bus) >= 0);
+
+ assert_se(sd_bus_message_new_signal(bus, "/an/object/path", "an.interface.name", "Name", &m) >= 0);
+
+ printf("after message_new_signal: refcount %u\n", REFCNT_GET(bus->n_ref));
+
+ sd_bus_unref(bus);
+ printf("after bus_unref: refcount %u\n", m->n_ref);
+}
+
+int main(int argc, char **argv) {
+ log_parse_environment();
+ log_open();
+
+ test_bus_new();
+ test_bus_open();
+ test_bus_new_method_call();
+ test_bus_new_signal();
+}