sd-dhcp6-client: Add basic DHCPv6 test cases

Add test cases for basic DHCPv6 client handling, e.g. setting
interface index, mac address and attaching event loop.

Makefile.am

@@ -2662,12 +2662,22 @@ test_icmp6_rs_LDADD = \
 	libsystemd-internal.la \
 	libsystemd-shared.la
 
+test_dhcp6_client_SOURCES = \
+	src/systemd/sd-dhcp6-client.h \
+	src/libsystemd-network/test-dhcp6-client.c
+
+test_dhcp6_client_LDADD = \
+	libsystemd-network.la \
+	libsystemd-internal.la \
+	libsystemd-shared.la
+
 tests += \
 	test-dhcp-option \
 	test-dhcp-client \
 	test-dhcp-server \
 	test-ipv4ll \
-	test-icmp6-rs
+	test-icmp6-rs \
+	test-dhcp6-client
 
 # ------------------------------------------------------------------------------
 if ENABLE_GTK_DOC

src/libsystemd-network/test-dhcp6-client.c

@@ -0,0 +1,76 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright (C) 2014 Intel Corporation. All rights reserved.
+
+  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 <stdbool.h>
+#include <stdio.h>
+
+#include "macro.h"
+#include "sd-event.h"
+#include "event-util.h"
+
+#include "sd-dhcp6-client.h"
+#include "dhcp6-protocol.h"
+
+static struct ether_addr mac_addr = {
+        .ether_addr_octet = {'A', 'B', 'C', '1', '2', '3'}
+};
+
+static bool verbose = false;
+
+static int test_client_basic(sd_event *e) {
+        sd_dhcp6_client *client;
+
+        if (verbose)
+                printf("* %s\n", __FUNCTION__);
+
+        assert_se(sd_dhcp6_client_new(&client) >= 0);
+        assert_se(client);
+
+        assert_se(sd_dhcp6_client_attach_event(client, e, 0) >= 0);
+
+        assert_se(sd_dhcp6_client_set_index(client, 15) == 0);
+        assert_se(sd_dhcp6_client_set_index(client, -42) == -EINVAL);
+        assert_se(sd_dhcp6_client_set_index(client, -1) == 0);
+        assert_se(sd_dhcp6_client_set_index(client, 42) >= 0);
+
+        assert_se(sd_dhcp6_client_set_mac(client, &mac_addr) >= 0);
+
+        assert_se(sd_dhcp6_client_set_callback(client, NULL, NULL) >= 0);
+
+        assert_se(sd_dhcp6_client_detach_event(client) >= 0);
+        assert_se(!sd_dhcp6_client_unref(client));
+
+        return 0;
+}
+
+int main(int argc, char *argv[]) {
+        _cleanup_event_unref_ sd_event *e;
+
+        assert_se(sd_event_new(&e) >= 0);
+
+        log_set_max_level(LOG_DEBUG);
+        log_parse_environment();
+        log_open();
+
+        test_client_basic(e);
+
+        return 0;
+}