Added mod_recvfrom.py testing module and some registrar test scenarios

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@2110 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjsip-apps/src/test-pjsua/scripts-recvfrom/201_reg_good_ok.py b/pjsip-apps/src/test-pjsua/scripts-recvfrom/201_reg_good_ok.py
new file mode 100644
index 0000000..5532d73
--- /dev/null
+++ b/pjsip-apps/src/test-pjsua/scripts-recvfrom/201_reg_good_ok.py
@@ -0,0 +1,23 @@
+# $Id:$
+import inc_sip as sip
+import inc_sdp as sdp
+
+pjsua = "--null-audio --id=sip:CLIENT --registrar sip:127.0.0.1:$PORT " + \
+	"--username user --realm python --password passwd --auto-update-nat=0"
+
+req1 = sip.RecvfromTransaction("Initial registration", 401,
+				include=["REGISTER sip"], 
+				exclude=["Authorization"],
+				resp_hdr=["WWW-Authenticate: Digest realm=\"python\", nonce=\"1234\""],
+				expect="SIP/2.0 401"
+			  )
+
+req2 = sip.RecvfromTransaction("Registration retry with auth", 200,
+				include=["REGISTER sip", "Authorization:", 
+					     "realm=\"python\"", "username=\"user\"", 
+					     "nonce=\"1234\"", "response="],
+				expect="registration success"	     
+			  )
+
+recvfrom_cfg = sip.RecvfromCfg("Successful registration test",
+			       pjsua, [req1, req2])