Vadim Yanitskiy has submitted this change and it was merged. ( 
https://gerrit.osmocom.org/11718 )

Change subject: MSC_Tests.ttcn: introduce TC_gsup_mo_sms for MO SMS over GSUP
......................................................................

MSC_Tests.ttcn: introduce TC_gsup_mo_sms for MO SMS over GSUP

The idea of this test case is to verify MO SMS transmission
over GSUP towards HLR. Basically, the algorythm is the following:

  1.0 establish a RAN connection,
  2.1 send CP-DATA/RP-DATA on BSSAP/DTAP,
  2.2 expect MO-ForwardSM-Req on GSUP,
  3.1 send MO-ForwardSM-Res on GSUP,
  3.2 expect CP-DATA/RP-ACK on BSSAP/DTAP.

Change-Id: Id14bbd8bd51558cdacefea0fe042769cd69ed5c8
Related: OS#3587
---
M msc/MSC_Tests.ttcn
M msc/expected-results.xml
2 files changed, 73 insertions(+), 0 deletions(-)

Approvals:
  Harald Welte: Looks good to me, approved
  Jenkins Builder: Verified



diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn
index 0ac61bc..202bce7 100644
--- a/msc/MSC_Tests.ttcn
+++ b/msc/MSC_Tests.ttcn
@@ -44,6 +44,7 @@

 import from MobileL3_Types all;
 import from MobileL3_CommonIE_Types all;
+import from MobileL3_SMS_Types all;
 import from L3_Templates all;
 import from L3_Common all;

@@ -2028,6 +2029,75 @@
        f_vty_config2(MSCVTY, { "smpp", "esme msc_tester"}, "no default-route");
 }

+/* Test MO-SMS from MS/BTS/BSC towards HLR (via GSUP) */
+private function f_tc_gsup_mo_sms(charstring id, BSC_ConnHdlrPars pars)
+runs on BSC_ConnHdlr {
+       var SmsParameters spars := valueof(t_SmsPars);
+       var GSUP_PDU gsup_msg_rx;
+       var octetstring sm_tpdu;
+
+       f_init_handler(pars);
+
+       /* We need to inspect GSUP activity */
+       f_create_gsup_expect(hex2str(g_pars.imsi));
+
+       /* Perform location update */
+       f_perform_lu();
+
+       /* Send CM Service Request for SMS */
+       f_establish_fully(EST_TYPE_MO_SMS);
+
+       /* Prepare expected SM-RP-UI (SM TPDU) */
+       enc_TPDU_RP_DATA_MS_SGSN_fast(
+               valueof(ts_SMS_SUBMIT(spars.tp.msg_ref,
+                       spars.tp.da, spars.tp.pid, spars.tp.dcs,
+                       spars.tp.udl, spars.tp.ud)),
+               sm_tpdu);
+
+       var template GSUP_PDU mo_forwardSM := tr_GSUP_MO_FORWARD_SM_REQ(
+               imsi := g_pars.imsi,
+               sm_rp_mr := spars.rp.msg_ref,
+               /* FIXME: extract SM-RP-DA from spars.rp.dest */
+               sm_rp_da := tr_GSUP_SM_RP_DA_SMSC_ADDR(?),
+               /* FIXME: MSISDN coding troubles */
+               sm_rp_oa := tr_GSUP_SM_RP_OA_MSISDN(?),
+               /* TODO: can we use decmatch here? */
+               sm_rp_ui := sm_tpdu
+       );
+
+       /* Submit an SMS on DTAP and expect MO-forwardSM-Req on GSUP */
+       f_mo_sms_submit(spars);
+       alt {
+       [] GSUP.receive(mo_forwardSM) -> value gsup_msg_rx {
+               log("RX MO-forwardSM-Req");
+               log(gsup_msg_rx);
+               setverdict(pass);
+               }
+       [] GSUP.receive {
+               log("RX unexpected GSUP message");
+               setverdict(fail);
+               mtc.stop;
+               }
+       }
+
+       /* Trigger RP-ACK by sending MO-forwardSM-Res */
+       GSUP.send(valueof(ts_GSUP_MO_FORWARD_SM_RES(
+               imsi := g_pars.imsi,
+               sm_rp_mr := spars.rp.msg_ref)));
+       /* Expect RP-ACK on DTAP */
+       f_mo_sms_wait_rp_ack(spars);
+
+       f_expect_clear();
+}
+testcase TC_gsup_mo_sms() runs on MTC_CT {
+       var BSC_ConnHdlr vc_conn;
+       f_init();
+       f_vty_config(MSCVTY, "msc", "sms-over-gsup");
+       vc_conn := f_start_handler(refers(f_tc_gsup_mo_sms), 88);
+       vc_conn.done;
+       f_vty_config(MSCVTY, "msc", "no sms-over-gsup");
+}
+
 /* convert GSM L3 TON to SMPP_TON enum */
 function f_sm_ton_from_gsm(BIT3 ton) return SMPP_TON {
        select (ton) {
@@ -2913,6 +2983,8 @@
        execute( TC_smpp_mo_sms() );
        execute( TC_smpp_mt_sms() );

+       execute( TC_gsup_mo_sms() );
+
        execute( TC_lu_and_mo_ussd_single_request() );
        execute( TC_lu_and_mt_ussd_notification() );
        execute( TC_lu_and_mo_ussd_during_mt_call() );
diff --git a/msc/expected-results.xml b/msc/expected-results.xml
index 83c8010..49ca1e3 100644
--- a/msc/expected-results.xml
+++ b/msc/expected-results.xml
@@ -63,6 +63,7 @@
   <testcase classname='MSC_Tests' name='TC_lu_and_mt_sms' time='MASKED'/>
   <testcase classname='MSC_Tests' name='TC_smpp_mo_sms' time='MASKED'/>
   <testcase classname='MSC_Tests' name='TC_smpp_mt_sms' time='MASKED'/>
+  <testcase classname='MSC_Tests' name='TC_gsup_mo_sms' time='MASKED'/>
   <testcase classname='MSC_Tests' name='TC_lu_and_mo_ussd_single_request' 
time='MASKED'/>
   <testcase classname='MSC_Tests' name='TC_lu_and_mt_ussd_notification' 
time='MASKED'/>
   <testcase classname='MSC_Tests' name='TC_lu_and_mo_ussd_during_mt_call' 
time='MASKED'/>

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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: Id14bbd8bd51558cdacefea0fe042769cd69ed5c8
Gerrit-Change-Number: 11718
Gerrit-PatchSet: 7
Gerrit-Owner: Vadim Yanitskiy <[email protected]>
Gerrit-Reviewer: Harald Welte <[email protected]>
Gerrit-Reviewer: Jenkins Builder (1000002)
Gerrit-Reviewer: Vadim Yanitskiy <[email protected]>

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