Change in osmo-ttcn3-hacks[master]: stp: Add TC_ipa_to_m3ua_ni()

laforge gerrit-no-reply at lists.osmocom.org
Sun Apr 25 12:33:22 UTC 2021


laforge has submitted this change. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/23886 )

Change subject: stp: Add TC_ipa_to_m3ua_ni()
......................................................................

stp: Add TC_ipa_to_m3ua_ni()

This tests sets a non-zero default network-indicator in the ss7 instance
and then performs an IPA -> M3UA translation while checking if the M3UA
side now uses the specified default network-indicator (NATIONAL).

Change-Id: Id4f9d0ff67e114a119ab032d44ac0dfd34f5c402
Related: SYS#5421
---
M library/M3UA_Templates.ttcn
M stp/STP_Tests.ttcn
2 files changed, 40 insertions(+), 0 deletions(-)

Approvals:
  Jenkins Builder: Verified
  laforge: Looks good to me, approved



diff --git a/library/M3UA_Templates.ttcn b/library/M3UA_Templates.ttcn
index 5881b40..3667ca0 100644
--- a/library/M3UA_Templates.ttcn
+++ b/library/M3UA_Templates.ttcn
@@ -17,6 +17,9 @@
 
 const OCT1 c_M3UA_VERSION := '01'O;
 
+const OCT1 c_M3UA_NI_NATIONAL := '02'O;
+const OCT1 c_M3UA_NI_INTERNATIONAL := '00'O;
+
 const OCT2 c_M3UA_ST_T_STATE_CHG := '0001'O;
 const OCT2 c_M3UA_ST_I_RESERVED := '0001'O;
 const OCT2 c_M3UA_ST_I_AS_INACTIVE := '0002'O;
diff --git a/stp/STP_Tests.ttcn b/stp/STP_Tests.ttcn
index 990518c..004af05 100644
--- a/stp/STP_Tests.ttcn
+++ b/stp/STP_Tests.ttcn
@@ -120,6 +120,42 @@
 	f_clear_m3ua();
 }
 
+/* test routing an SCCP message from IPA ASP to M3UA ASP using national network indicator */
+testcase TC_ipa_to_m3ua_ni() runs on IPA_M3UA_CT {
+	var OCT4 pc_sender := int2oct(5, 4);
+	var OCT4 rctx_receiver := int2oct(1023, 4);
+	var OCT4 pc_receiver := int2oct(23, 4);
+
+	f_init_common();
+	f_vty_config2(VTY, {"cs7 instance 0", "as ipa-as-dynamic-asp ipa"},
+		      "point-code override patch-sccp disabled");
+
+	f_init_m3ua();
+	f_init_ipa();
+
+	f_connect_ipa(3);
+	f_M3UA_asp_up_act(0, omit, omit); // TODO: rctx
+
+	/* send a well-formed, encoded SCCP message via IPA */
+	var octetstring data := f_rnd_octstring(f_rnd_int(100));
+	var SCCP_PAR_Address called := valueof(ts_SccpAddr_GT('1234'H));
+	var SCCP_PAR_Address calling := valueof(ts_SccpAddr_GT('5678'H));
+	var PDU_SCCP sccp := valueof(ts_SCCP_UDT(called, calling, data));
+	var octetstring sccp_enc := enc_PDU_SCCP(sccp);
+	f_vty_config2(VTY, {"cs7 instance 0"}, "network-indicator national");
+	f_IPA_send(3, sccp_enc);
+	f_vty_config2(VTY, {"cs7 instance 0"}, "network-indicator international");
+
+	/* expect to receive it via M3UA */
+	var template (present) M3UA_Protocol_Data rx_pd;
+	rx_pd := tr_M3UA_protocol_data(pc_sender, pc_receiver, c_M3UA_SI_SCCP, c_M3UA_NI_NATIONAL,
+					'00'O, '00'O, sccp_enc);
+	f_M3UA_exp(0, tr_M3UA_DATA(rctx_receiver, rx_pd));
+
+	f_clear_m3ua();
+}
+
+
 /* test routing an SCCP message from IPA ASP to M3UA ASP while patching PC into SCCP addresses */
 testcase TC_ipa_to_m3ua_patch_sccp() runs on IPA_M3UA_CT {
 	var OCT4 pc_sender := int2oct(5, 4);
@@ -163,6 +199,7 @@
 	/* M3UA <-> IPA Tests */
 	execute( TC_m3ua_to_ipa() );
 	execute( TC_ipa_to_m3ua() );
+	execute( TC_ipa_to_m3ua_ni() );
 	execute( TC_ipa_to_m3ua_patch_sccp() );
 }
 

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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: Id4f9d0ff67e114a119ab032d44ac0dfd34f5c402
Gerrit-Change-Number: 23886
Gerrit-PatchSet: 1
Gerrit-Owner: laforge <laforge at osmocom.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: laforge <laforge at osmocom.org>
Gerrit-MessageType: merged
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