dhcp: Add test for DHCP client initialization and parameter setting

src/libsystemd-dhcp/test-dhcp-client.c

@@ -0,0 +1,81 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright (C) 2013 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 <stdlib.h>
+#include <assert.h>
+#include <errno.h>
+
+#include "dhcp-protocol.h"
+#include "sd-dhcp-client.h"
+
+static void test_request_basic(void)
+{
+        sd_dhcp_client *client;
+
+        client = sd_dhcp_client_new();
+
+        assert(client);
+
+        assert(sd_dhcp_client_set_request_option(NULL, 0) == -EINVAL);
+        assert(sd_dhcp_client_set_request_address(NULL, NULL) == -EINVAL);
+        assert(sd_dhcp_client_set_index(NULL, 0) == -EINVAL);
+
+        assert(sd_dhcp_client_set_index(client, 15) == 0);
+        assert(sd_dhcp_client_set_index(client, -42) == -EINVAL);
+        assert(sd_dhcp_client_set_index(client, -1) == 0);
+
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_SUBNET_MASK) == -EEXIST);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_ROUTER) == -EEXIST);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_HOST_NAME) == -EEXIST);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_DOMAIN_NAME) == -EEXIST);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_DOMAIN_NAME_SERVER)
+                        == -EEXIST);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_NTP_SERVER) == -EEXIST);
+
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_PAD) == -EINVAL);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_END) == -EINVAL);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_MESSAGE_TYPE) == -EINVAL);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_OVERLOAD) == -EINVAL);
+        assert(sd_dhcp_client_set_request_option(client,
+                                        DHCP_OPTION_PARAMETER_REQUEST_LIST)
+                        == -EINVAL);
+
+        assert(sd_dhcp_client_set_request_option(client, 33) == 0);
+        assert(sd_dhcp_client_set_request_option(client, 33) == -EEXIST);
+        assert(sd_dhcp_client_set_request_option(client, 44) == 0);
+}
+
+int main(int argc, char *argv[])
+{
+        test_request_basic();
+
+        return 0;
+}