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osmo-ttcn3-hacks
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msc: add tests for SMS and voice call while Paging

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Start a second
- MT SMS
- MT call
while a Paging is already ongoing.

The second trans being an SMS works.

The second trans being a call fails with current osmo-msc master; a fix is in
the related patch (s.b.).

Related: Idd4537b5f4817d17e5c87d9a93775a32aee0e7be
Change-Id: Ieeae6322d4e80893ea3408c6b74bf8e32bea8e46
changes/97/16297/6
Neels Hofmeyr 3 years ago committed by laforge
parent b2168516f3
commit b58d974ea5
3 changed files with 139 additions and 8 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 17
      msc/BSC_ConnectionHandler.ttcn
  2. 112
      msc/MSC_Tests.ttcn
  3. 18
      msc/MSC_Tests_Iu.ttcn

17
msc/BSC_ConnectionHandler.ttcn
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@ -1766,22 +1766,25 @@ runs on BSC_ConnHdlr {
f_mo_sms_wait_rp_ack(spars);
}
function f_mt_sms_deliver_pdu(in SmsParameters spars)
runs on BSC_ConnHdlr
return template PDU_DTAP_MT {
var template TPDU_RP_DATA_SGSN_MS tp_mt := tr_SMS_DELIVER(?, spars.tp.ud, spars.tp.pid, spars.tp.dcs, ?);
var template RPDU_SGSN_MS rp_mt := tr_RP_DATA_MT(?, spars.rp.smsc_addr, omit, tp_mt);
var template PDU_ML3_NW_MS l3_mt := tr_ML3_MT_SMS(?, c_TIF_ORIG, tr_CP_DATA_MT(rp_mt));
return tr_PDU_DTAP_MT(l3_mt, spars.dlci);
}
/* Wait for MT SMS on an already existing DTAP connection */
function f_mt_sms_expect(inout SmsParameters spars)
runs on BSC_ConnHdlr {
var template (value) PDU_ML3_MS_NW l3_mo;
var template TPDU_RP_DATA_SGSN_MS tp_mt;
var template RPDU_SGSN_MS rp_mt;
var template PDU_ML3_NW_MS l3_mt;
var PDU_DTAP_MT dtap_mt;
var default d := activate(as_other_sms());
/* Expect CP-DATA(RP-DATA(SMS-DELIVER)) */
tp_mt := tr_SMS_DELIVER(?, spars.tp.ud, spars.tp.pid, spars.tp.dcs, ?);
rp_mt := tr_RP_DATA_MT(?, spars.rp.smsc_addr, omit, tp_mt);
l3_mt := tr_ML3_MT_SMS(?, c_TIF_ORIG, tr_CP_DATA_MT(rp_mt));
BSSAP.receive(tr_PDU_DTAP_MT(l3_mt, spars.dlci)) -> value dtap_mt;
BSSAP.receive(f_mt_sms_deliver_pdu(spars)) -> value dtap_mt;
/* Extract relevant identifiers */
spars.tid := bit2int(dtap_mt.dtap.tiOrSkip.transactionId.tio);

112
msc/MSC_Tests.ttcn
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@ -1778,6 +1778,68 @@ testcase TC_lu_and_mt_call_osmux() runs on MTC_CT {
vc_conn.done;
}
/* MT call while already Paging */
friend function f_tc_lu_and_mt_call_already_paging(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr {
var CallParameters cpars := valueof(t_CallParams('123456'H, 0));
var SmsParameters spars := valueof(t_SmsPars);
var OCT4 tmsi;
f_init_handler(pars);
/* Perform location update */
f_perform_lu();
/* register an 'expect' for given IMSI (+TMSI) */
if (isvalue(g_pars.tmsi)) {
tmsi := g_pars.tmsi;
} else {
tmsi := 'FFFFFFFF'O;
}
f_ran_register_imsi(g_pars.imsi, tmsi);
log("start Paging by an SMS");
f_vty_sms_send(hex2str(pars.imsi), "2342", "Hello SMS");
/* MSC->BSC: expect PAGING from MSC */
f_expect_paging();
log("MNCC signals MT call, before Paging Response");
f_mt_call_initate(cpars);
f_ran_register_imsi(g_pars.imsi, g_pars.tmsi);
f_sleep(0.5);
log("phone answers Paging, expecting both SMS and MT call to be established");
f_establish_fully(EST_TYPE_PAG_RESP);
spars.tp.ud := 'C8329BFD064D9B53'O;
interleave {
[] BSSAP.receive(f_mt_sms_deliver_pdu(spars)) {
log("Got SMS-DELIVER");
};
[] BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_SETUP(cpars.transaction_id, *, cpars.called_party))) {
log("Got CC Setup");
};
}
setverdict(pass);
log("success, tear down");
var default ccrel := activate(as_optional_cc_rel(cpars));
if (g_pars.ran_is_geran) {
BSSAP.send(ts_BSSMAP_ClearRequest(0));
} else {
BSSAP.send(ts_RANAP_IuReleaseRequest(ts_RanapCause_om_intervention));
}
f_expect_clear();
deactivate(ccrel);
f_vty_sms_clear(hex2str(g_pars.imsi));
}
testcase TC_lu_and_mt_call_already_paging() runs on MTC_CT {
var BSC_ConnHdlrPars pars;
var BSC_ConnHdlr vc_conn;
f_init();
pars := f_init_pars(391);
vc_conn := f_start_handler_with_pars(refers(f_tc_lu_and_mt_call_already_paging), pars);
vc_conn.done;
}
/* Test MO Call SETUP with DTMF */
private function f_tc_mo_setup_dtmf_dup(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr {
f_init_handler(pars);
@ -1985,6 +2047,53 @@ testcase TC_lu_and_mt_sms() runs on MTC_CT {
vc_conn.done;
}
/* SMS added while already Paging */
friend function f_tc_lu_and_mt_sms_already_paging(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr {
var SmsParameters spars := valueof(t_SmsPars);
var OCT4 tmsi;
f_init_handler(pars);
f_perform_lu();
/* register an 'expect' for given IMSI (+TMSI) */
if (isvalue(g_pars.tmsi)) {
tmsi := g_pars.tmsi;
} else {
tmsi := 'FFFFFFFF'O;
}
f_ran_register_imsi(g_pars.imsi, tmsi);
log("first SMS");
f_vty_sms_send(hex2str(pars.imsi), "2342", "Hello SMS");
/* MSC->BSC: expect PAGING from MSC */
f_expect_paging();
log("second SMS");
/* Now osmo-msc is in state "Paging pending", make sure that another SMS to be sent at this time just joins in
* with the pending paging. Another SMS: */
f_vty_sms_send(hex2str(pars.imsi), "2342", "Another SMS");
/* Establish DTAP / BSSAP / SCCP connection */
f_establish_fully(EST_TYPE_PAG_RESP);
spars.tp.ud := 'C8329BFD064D9B53'O;
f_mt_sms(spars);
spars.tp.ud := '41F79B8E2ECB41D3E614'O;
f_mt_sms(spars);
f_expect_clear();
}
testcase TC_lu_and_mt_sms_already_paging() runs on MTC_CT {
var BSC_ConnHdlrPars pars;
var BSC_ConnHdlr vc_conn;
f_init();
pars := f_init_pars(44);
vc_conn := f_start_handler_with_pars(refers(f_tc_lu_and_mt_sms_already_paging), pars);
vc_conn.done;
}
/* Paging for MT SMS but no response */
friend function f_tc_lu_and_mt_sms_paging_and_nothing(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr {
@ -5089,7 +5198,6 @@ testcase TC_bssap_lu_sgsap_lu_and_mt_call() runs on MTC_CT {
vc_conn.done;
}
/* Perform a SGSAP LU and then make a CSFB call */
private function f_tc_sgsap_lu_and_mt_call(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr {
f_mt_lu_and_csfb_call(id, pars, false);
@ -5984,9 +6092,11 @@ control {
execute( TC_reset_two() );
execute( TC_lu_and_mt_call() );
execute( TC_lu_and_mt_call_already_paging() );
execute( TC_lu_and_mo_sms() );
execute( TC_lu_and_mt_sms() );
execute( TC_lu_and_mt_sms_already_paging() );
execute( TC_lu_and_mt_sms_paging_and_nothing() );
execute( TC_lu_and_mt_sms_paging_repeated() );
execute( TC_smpp_mo_sms() );

18
msc/MSC_Tests_Iu.ttcn
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@ -280,6 +280,13 @@ testcase TC_iu_lu_and_mt_call() runs on MTC_CT {
vc_conn.done;
}
testcase TC_iu_lu_and_mt_call_already_paging() runs on MTC_CT {
var BSC_ConnHdlr vc_conn;
f_init(3);
vc_conn := f_start_handler(refers(f_tc_lu_and_mt_call_already_paging), 1142, ran_idx := 2, ran_is_geran := false);
vc_conn.done;
}
testcase TC_iu_lu_and_mo_sms() runs on MTC_CT {
var BSC_ConnHdlr vc_conn;
f_init(3);
@ -296,6 +303,15 @@ testcase TC_iu_lu_and_mt_sms() runs on MTC_CT {
vc_conn.done;
}
testcase TC_iu_lu_and_mt_sms_already_paging() runs on MTC_CT {
var BSC_ConnHdlrPars pars;
var BSC_ConnHdlr vc_conn;
f_init(3);
pars := f_init_pars(101045, ran_idx := 2, ran_is_geran := false);
vc_conn := f_start_handler_with_pars(refers(f_tc_lu_and_mt_sms_already_paging), pars);
vc_conn.done;
}
testcase TC_iu_lu_and_mt_sms_paging_and_nothing() runs on MTC_CT {
var BSC_ConnHdlrPars pars;
var BSC_ConnHdlr vc_conn;
@ -559,9 +575,11 @@ control {
execute( TC_reset_two_1iu() );
execute( TC_iu_lu_and_mt_call() );
execute( TC_iu_lu_and_mt_call_already_paging() );
execute( TC_iu_lu_and_mo_sms() );
execute( TC_iu_lu_and_mt_sms() );
execute( TC_iu_lu_and_mt_sms_already_paging() );
execute( TC_iu_lu_and_mt_sms_paging_and_nothing() );
execute( TC_iu_lu_and_mt_sms_paging_repeated() );
execute( TC_iu_smpp_mo_sms() );

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