diff options
Diffstat (limited to 'msc/MSC_Tests.ttcn')
| -rw-r--r-- | msc/MSC_Tests.ttcn | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn index 2a6c0341..a0ace4e5 100644 --- a/msc/MSC_Tests.ttcn +++ b/msc/MSC_Tests.ttcn @@ -2694,6 +2694,78 @@ testcase TC_lu_and_mo_ussd_mo_release() runs on MTC_CT { vc_conn.done; } +/* LU followed by MO USSD request and MT Release due to timeout */ +private function f_tc_lu_and_ss_session_timeout(charstring id, BSC_ConnHdlrPars pars) +runs on BSC_ConnHdlr { + f_init_handler(pars); + + /* Perform location update */ + f_perform_lu(); + + /* Send CM Service Request for SS/USSD */ + f_establish_fully(EST_TYPE_SS_ACT); + + /* We need to inspect GSUP activity */ + f_create_gsup_expect(hex2str(g_pars.imsi)); + + var template OCTN facility_ms_req := f_USSD_FACILITY_IE_INVOKE( + invoke_id := 1, + op_code := SS_OP_CODE_PROCESS_USS_REQ, + ussd_string := "#release_me"); + + /* Compose MO SS/REGISTER message with request */ + var template (value) PDU_ML3_MS_NW ussd_ms_req := ts_ML3_MO_SS_REGISTER( + tid := 1, /* An arbitrary transaction identifier */ + ti_flag := c_TIF_ORIG, /* Sent from the side that originates the TI */ + facility := valueof(facility_ms_req)); + + /* Compose expected MSC -> HLR message */ + var template GSUP_PDU gsup_ms_req := tr_GSUP_PROC_SS_REQ( + imsi := g_pars.imsi, + state := OSMO_GSUP_SESSION_STATE_BEGIN, + ss := valueof(facility_ms_req)); + + /* To be used for sending response with correct session ID */ + var GSUP_PDU gsup_ms_req_complete; + + /* Initiate a new SS transaction */ + BSSAP.send(ts_PDU_DTAP_MO(ussd_ms_req)); + /* Expect GSUP request with original Facility IE */ + gsup_ms_req_complete := f_expect_gsup_msg(gsup_ms_req); + + /* Don't respond, wait for timeout */ + f_sleep(3.0); + + var template PDU_ML3_NW_MS dtap_rel := tr_ML3_MT_SS_RELEASE_COMPLETE( + tid := 1, /* Should match the request's tid */ + ti_flag := c_TIF_REPL, /* Sent to the side that originates the TI */ + cause := *, /* TODO: expect some specific value */ + facility := omit); + + var template GSUP_PDU gsup_rel := tr_GSUP_PROC_SS_ERR( + imsi := g_pars.imsi, + sid := gsup_ms_req_complete.ies[1].val.session_id, + state := OSMO_GSUP_SESSION_STATE_END, + cause := ?); /* TODO: expect some specific value */ + + /* Expect release on both interfaces */ + interleave { + [] BSSAP.receive(tr_PDU_DTAP_MT(dtap_rel)) { }; + [] GSUP.receive(gsup_rel) { }; + } + + f_expect_clear(); + setverdict(pass); +} +testcase TC_lu_and_ss_session_timeout() runs on MTC_CT { + var BSC_ConnHdlr vc_conn; + f_init(); + f_vty_config(MSCVTY, "msc", "ss-guard-timeout 3"); + vc_conn := f_start_handler(refers(f_tc_lu_and_ss_session_timeout), 51); + vc_conn.done; + f_vty_config(MSCVTY, "msc", "ss-guard-timeout 0"); +} + /* TODO (SMS): * different user data lengths * SMPP transaction mode with unsuccessful delivery @@ -2780,6 +2852,7 @@ control { execute( TC_lu_and_mo_ussd_during_mt_call() ); execute( TC_lu_and_mt_ussd_during_mt_call() ); execute( TC_lu_and_mo_ussd_mo_release() ); + execute( TC_lu_and_ss_session_timeout() ); /* Run this last: at the time of writing this test crashes the MSC */ execute( TC_lu_imsi_auth_tmsi_encr_3_1_log_msc_debug() ); |