resolved: tests for dns_packet_append_answer(); SRV records

diff --git a/src/resolve/test-dns-packet-append.c b/src/resolve/test-dns-packet-append.c
index 6eb2357074cad7053229374d705b6e0440240943..e55ce35273d113a3df4832138b5d693dddf51bc9 100644 (file)
--- a/src/resolve/test-dns-packet-append.c
+++ b/src/resolve/test-dns-packet-append.c
@@ -716,4 +716,57 @@ TEST(packet_append_answer_single_mx) {
         ASSERT_EQ(memcmp(DNS_PACKET_DATA(packet), data, sizeof(data)), 0);
 }
 
+TEST(packet_append_answer_single_srv) {
+        _cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
+        _cleanup_(dns_answer_unrefp) DnsAnswer *answer = NULL;
+        DnsResourceRecord *rr = NULL;
+
+        rr = dns_resource_record_new_full(DNS_CLASS_IN, DNS_TYPE_SRV, "_ldap._tcp.example.com");
+        ASSERT_NOT_NULL(rr);
+        rr->ttl = 3601;
+        rr->srv.priority = 17185;
+        rr->srv.weight = 25976;
+        rr->srv.port = 389;
+        rr->srv.name = strdup("cloud.example.com");
+
+        answer = dns_answer_new(1);
+        ASSERT_NOT_NULL(answer);
+        dns_answer_add(answer, rr, 1, 0, NULL);
+        dns_resource_record_unref(rr);
+
+        ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
+        ASSERT_NOT_NULL(packet);
+
+        DNS_PACKET_ID(packet) = htobe16(42);
+        DNS_PACKET_HEADER(packet)->flags = htobe16(DNS_PACKET_MAKE_FLAGS(1, 0, 1, 0, 1, 1, 0, 0, DNS_RCODE_SUCCESS));
+        DNS_PACKET_HEADER(packet)->ancount = htobe16(dns_answer_size(answer));
+
+        ASSERT_OK(dns_packet_append_answer(packet, answer, NULL));
+
+        const uint8_t data[] = {
+                        0x00, 0x2a,     BIT_QR | BIT_AA | BIT_RD, BIT_RA | DNS_RCODE_SUCCESS,
+                        0x00, 0x00,     0x00, 0x01,     0x00, 0x00,     0x00, 0x00,
+
+        /* name */      0x05, '_', 'l', 'd', 'a', 'p',
+                        0x04, '_', 't', 'c', 'p',
+                        0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e',
+                        0x03, 'c', 'o', 'm',
+                        0x00,
+        /* SRV */       0x00, 0x21,
+        /* IN */        0x00, 0x01,
+        /* ttl */       0x00, 0x00, 0x0e, 0x11,
+        /* rdata */     0x00, 0x19,
+        /* priority */  0x43, 0x21,
+        /* weight */    0x65, 0x78,
+        /* port */      0x01, 0x85,
+        /* name */      0x05, 'c', 'l', 'o', 'u', 'd',
+                        0x07, 'e', 'x', 'a', 'm', 'p', 'l', 'e',
+                        0x03, 'c', 'o', 'm',
+                        0x00
+        };
+
+        ASSERT_EQ(packet->size, sizeof(data));
+        ASSERT_EQ(memcmp(DNS_PACKET_DATA(packet), data, sizeof(data)), 0);
+}
+
 DEFINE_TEST_MAIN(LOG_DEBUG)