From d7b37ab851f0b5717548b22ed93d12256b1dd743 Mon Sep 17 00:00:00 2001 From: Vadim Yanitskiy Date: Sat, 24 Nov 2018 03:40:20 +0700 Subject: MSC_Tests.ttcn: introduce TC_gsup_mt_sms_{ack|err} The idea of this test case is to verify MT SMS transmission initiated by ESME over GSUP. Basically, the algorythm is the following: 1.0 send MT-ForwardSM-Req on GSUP, 1.1 expect Paging Request on RAN, 1.2 establish a RAN connection, 1.3 expect CP-DATA/RP-DATA on BSSAP/DTAP, 2.1 send CP-DATA/RP-ACK on BSSAP/DTAP, 2.2.a expect MT-ForwardSM-Res, 2.2.b expect MT-ForwardSM-Err. Change-Id: I63a25c8366cce0852df6b628365151661a22a25f Related: OS#3587 --- msc/MSC_Tests.ttcn | 149 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 149 insertions(+) (limited to 'msc/MSC_Tests.ttcn') diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn index 96ddc8da..b7a02a73 100644 --- a/msc/MSC_Tests.ttcn +++ b/msc/MSC_Tests.ttcn @@ -2196,6 +2196,153 @@ testcase TC_gsup_mo_smma() runs on MTC_CT { f_vty_config(MSCVTY, "msc", "no sms-over-gsup"); } +/* Helper for sending MT SMS over GSUP */ +private function f_gsup_forwardSM_req(SmsParameters spars, OCT1 mms := '00'O) +runs on BSC_ConnHdlr { + GSUP.send(ts_GSUP_MT_FORWARD_SM_REQ( + imsi := g_pars.imsi, + /* NOTE: MSC should assign RP-MR itself */ + sm_rp_mr := 'FF'O, + /* FIXME: extract SM-RP-DA from spars.rp.dest */ + /* TODO: fix encoding of ts_GSUP_SM_RP_DA_IMSI */ + sm_rp_da := valueof(ts_GSUP_SM_RP_DA_MSISDN(g_pars.msisdn)), + sm_rp_oa := valueof(ts_GSUP_SM_RP_OA_SMSC_ADDR(g_pars.msisdn)), + /* Encoded SMS TPDU (taken from Wireshark) + * FIXME: we should encode spars somehow */ + sm_rp_ui := '00068021436500008111328130858200'O, + sm_rp_mms := mms + )); +} + +/* Test successful MT-SMS (RP-ACK) over GSUP */ +private function f_tc_gsup_mt_sms_ack(charstring id, BSC_ConnHdlrPars pars) +runs on BSC_ConnHdlr { + var SmsParameters spars := valueof(t_SmsPars); + + f_init_handler(pars); + + /* We need to inspect GSUP activity */ + f_create_gsup_expect(hex2str(g_pars.imsi)); + + /* Perform location update */ + f_perform_lu(); + + /* Register an 'expect' for given IMSI (+TMSI) */ + if (isvalue(g_pars.tmsi)) { + f_bssmap_register_imsi(g_pars.imsi, g_pars.tmsi); + } else { + f_bssmap_register_imsi(g_pars.imsi, 'FFFFFFFF'O); + } + + var template GSUP_PDU mt_forwardSM_res := tr_GSUP_MT_FORWARD_SM_RES( + imsi := g_pars.imsi, + /* NOTE: MSC should assign RP-MR itself */ + sm_rp_mr := ? + ); + + /* Submit a MT SMS on GSUP */ + f_gsup_forwardSM_req(spars); + + /* Expect Paging Request and Establish DTAP / BSSAP / SCCP connection */ + BSSAP.receive(tr_BSSMAP_Paging(g_pars.imsi)); + f_establish_fully(EST_TYPE_PAG_RESP); + + /* Wait for MT SMS on DTAP */ + f_mt_sms_expect(spars); + + /* Send RP-ACK and expect MT-forwardSM-Res on GSUP */ + f_mt_sms_send_rp_ack(spars); + alt { + [] GSUP.receive(mt_forwardSM_res) { + log("RX MT-forwardSM-Res (RP-ACK)"); + setverdict(pass); + } + [] GSUP.receive { + log("RX unexpected GSUP message"); + setverdict(fail); + mtc.stop; + } + } + + f_expect_clear(); +} +testcase TC_gsup_mt_sms_ack() runs on MTC_CT { + var BSC_ConnHdlrPars pars; + var BSC_ConnHdlr vc_conn; + f_init(); + pars := f_init_pars(90); + f_vty_config(MSCVTY, "msc", "sms-over-gsup"); + vc_conn := f_start_handler_with_pars(refers(f_tc_gsup_mt_sms_ack), pars); + vc_conn.done; + f_vty_config(MSCVTY, "msc", "no sms-over-gsup"); +} + +/* Test rejected MT-SMS (RP-ERROR) over GSUP */ +private function f_tc_gsup_mt_sms_err(charstring id, BSC_ConnHdlrPars pars) +runs on BSC_ConnHdlr { + var SmsParameters spars := valueof(t_SmsPars); + var OCT1 sm_rp_cause := '78'O; /* dummy RP-Cause value */ + + f_init_handler(pars); + + /* We need to inspect GSUP activity */ + f_create_gsup_expect(hex2str(g_pars.imsi)); + + /* Perform location update */ + f_perform_lu(); + + /* Register an 'expect' for given IMSI (+TMSI) */ + if (isvalue(g_pars.tmsi)) { + f_bssmap_register_imsi(g_pars.imsi, g_pars.tmsi); + } else { + f_bssmap_register_imsi(g_pars.imsi, 'FFFFFFFF'O); + } + + var template GSUP_PDU mt_forwardSM_err := tr_GSUP_MT_FORWARD_SM_ERR( + imsi := g_pars.imsi, + /* NOTE: MSC should assign RP-MR itself */ + sm_rp_mr := ?, + sm_rp_cause := sm_rp_cause + ); + + /* Submit a MT SMS on GSUP */ + f_gsup_forwardSM_req(spars); + + /* Expect Paging Request and Establish DTAP / BSSAP / SCCP connection */ + BSSAP.receive(tr_BSSMAP_Paging(g_pars.imsi)); + f_establish_fully(EST_TYPE_PAG_RESP); + + /* Wait for MT SMS on DTAP */ + f_mt_sms_expect(spars); + + /* Send RP-ERROR and expect MT-forwardSM-Err on GSUP */ + f_mt_sms_send_rp_error(spars, oct2int(sm_rp_cause)); + alt { + [] GSUP.receive(mt_forwardSM_err) { + log("RX MT-forwardSM-Err (RP-ERROR)"); + setverdict(pass); + mtc.stop; + } + [] GSUP.receive { + log("RX unexpected GSUP message"); + setverdict(fail); + mtc.stop; + } + } + + f_expect_clear(); +} +testcase TC_gsup_mt_sms_err() runs on MTC_CT { + var BSC_ConnHdlrPars pars; + var BSC_ConnHdlr vc_conn; + f_init(); + pars := f_init_pars(91); + f_vty_config(MSCVTY, "msc", "sms-over-gsup"); + vc_conn := f_start_handler_with_pars(refers(f_tc_gsup_mt_sms_err), pars); + 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) { @@ -4057,6 +4204,8 @@ control { execute( TC_gsup_mo_sms() ); execute( TC_gsup_mo_smma() ); + execute( TC_gsup_mt_sms_ack() ); + execute( TC_gsup_mt_sms_err() ); execute( TC_lu_and_mo_ussd_single_request() ); execute( TC_lu_and_mt_ussd_notification() ); -- cgit v1.2.3