From d612d286196b442987b547fd98e25d7c40ba1143 Mon Sep 17 00:00:00 2001 From: Vadim Yanitskiy Date: Sat, 15 Jun 2019 14:46:03 +0700 Subject: MSC_Tests.ttcn: introduce TC_proc_ss_for_unknown_session The idea of this test case is to check that OsmoMSC properly rejects GSUP PROC_SS messages for unknown sessions. As it turned out, OsmoMSC doesn't send GSUP PROC_SS ERROR as expected. The fix has been submitted. Change-Id: Ie267ee174c5061cd3fc102a2824abe03d73f3aac Related: OS#2931 --- msc/MSC_Tests.ttcn | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) (limited to 'msc/MSC_Tests.ttcn') diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn index b8f9fd7d..f9b2d032 100644 --- a/msc/MSC_Tests.ttcn +++ b/msc/MSC_Tests.ttcn @@ -3507,6 +3507,48 @@ testcase TC_mt_ussd_for_unknown_subscr() runs on MTC_CT { vc_conn.done; } +/* MT (network-originated) USSD for unknown session */ +friend function f_tc_proc_ss_for_unknown_session(charstring id, BSC_ConnHdlrPars pars) +runs on BSC_ConnHdlr { + var OCT4 sid := '20000333'O; + + f_init_handler(pars); + + /* Perform location update */ + f_perform_lu(); + + f_ran_register_imsi(g_pars.imsi, 'FFFFFFFF'O); + f_create_gsup_expect(hex2str(g_pars.imsi)); + + /* Request referencing a non-existing SS session */ + var template (value) GSUP_PDU gsup_req := ts_GSUP_PROC_SS_REQ( + imsi := g_pars.imsi, + sid := sid, + state := OSMO_GSUP_SESSION_STATE_CONTINUE, + ss := f_rnd_octstring(23) + ); + + /* Error with some cause value */ + var template GSUP_PDU gsup_rsp := tr_GSUP_PROC_SS_ERR( + imsi := g_pars.imsi, + sid := sid, + state := OSMO_GSUP_SESSION_STATE_END, + cause := ? /* FIXME: introduce an enumerated type! */ + ); + + /* Initiate a MT USSD notification */ + GSUP.send(gsup_req); + + /* Expect GSUP PROC_SS_ERROR message */ + f_expect_gsup_msg(gsup_rsp); +} +testcase TC_proc_ss_for_unknown_session() runs on MTC_CT { + var BSC_ConnHdlr vc_conn; + f_init(); + vc_conn := f_start_handler(refers(f_tc_proc_ss_for_unknown_session), 110); + vc_conn.done; +} + /* A5/1 only permitted on network side; attempt an invalid CIPHER MODE COMPLETE with A5/3 which MSC should reject. */ private function f_tc_cipher_complete_with_invalid_cipher(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { @@ -5356,6 +5398,7 @@ control { execute( TC_lu_and_ss_session_timeout() ); execute( TC_mt_ussd_for_unknown_subscr() ); + execute( TC_proc_ss_for_unknown_session() ); execute( TC_cipher_complete_with_invalid_cipher() ); execute( TC_cipher_complete_1_without_cipher() ); -- cgit v1.2.3