func-test: partial ddns add test

func-test/tests/ddns/add/data/example.com.zone

-$ORIGIN .
-$TTL 3601	; 1 hour
-example.com		IN SOA	dns1.example.com. hostmaster.example.com. (
-				2010111217 ; serial
-				21600      ; refresh (6 hours)
-				3600       ; retry (1 hour)
-				604800     ; expire (1 week)
-				86400      ; minimum (1 day)
-				)
-			NS	dns1.example.com.
-			NS	dns2.example.com.
-			MX	10 mail.example.com.
 $ORIGIN example.com.
-12345			A	1.2.3.5
-dns1			A	192.0.2.1
-			AAAA	2001:db8::1
-dns2			A	192.0.2.2
-			AAAA	2001:db8::2
-mail			A	192.0.2.3
-			AAAA	2001:db8::3
+$TTL 3600
 
+@	SOA	dns1.example.com. hostmaster.example.com. (
+		2010111213	; serial
+		6h		; refresh
+		1h		; retry
+		1w		; expire
+		1d )		; minimum
+
+	NS	dns1
+	NS	dns2
+	MX	10 mail
+
+dns1	A	192.0.2.1
+	AAAA	2001:DB8::1
+
+dns2	A	192.0.2.2
+	AAAA	2001:DB8::2
+
+mail	A	192.0.2.3
+	AAAA	2001:DB8::3

func-test/tests/ddns/add/test.py

 #!/usr/bin/env python3
 
-''' '''
+'''Test for DDNS - add record'''
 
 import dnstest
 
 t = dnstest.DnsTest()
 
-master = t.server("knot")
+srv = t.server("bind")
 zone = t.zone("example.com.", "example.com.zone")
 
-t.link(zone, master, ddns=True)
+t.link(zone, srv, ddns=True)
 
 t.start()
 
-update = master.update(zone)
-update.add("t1.example.com.", 1234, "A", "1.2.3.4")
-update.add("t2.example.com.", 1234, "A", "1.2.3.4")
-update.add("t3.example.com.", 1234, "A", "1.2.3.4")
+update = srv.update(zone)
+
+# Add one record.
+update.add("test1.example.com.", 1234, "A", "1.2.3.4")
 update.send()
-update.delete("t2.example.com.")
+resp = srv.dig("test1.example.com.", "A")
+resp.check("1.2.3.4", 1234)
+
+# Add more records including glue record.
+update.add("test2.example.com.", 1234, "NS", "test2.sub.example.com.")
+update.add("test2.sub.example.com.", 2222, "A", "1.2.3.4")
 update.send()
+resp_a = srv.dig("test2.sub.example.com.", "A")
+resp_a.check("1.2.3.4", 2222)
 
 t.stop()