laforge has submitted this change and it was merged. (
https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/14474 )
Change subject: MSC_Tests.ttcn: introduce TC_proc_ss_paging_fail
......................................................................
MSC_Tests.ttcn: introduce TC_proc_ss_paging_fail
The idea of this test case is to check that OsmoMSC does inform
HLR/EUSE that a subscriber did not respond to Paging Request in
case of network-originated SS/USSD.
Both f_expect_gsup_msg() and f_expect_dtap_msg() were extended
with optional timeout value, as we need to wait longer than
2.0 seconds (default). Let's stick to 10.0 seconds.
Change-Id: I1f53c56d569c8ac4071835685bbe3bc9e0ebd7f0
Related: OS#2931
---
M msc/MSC_Tests.ttcn
1 file changed, 64 insertions(+), 4 deletions(-)
Approvals:
Jenkins Builder: Verified
laforge: Looks good to me, approved
diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn
index f9b2d03..b5a3ba7 100644
--- a/msc/MSC_Tests.ttcn
+++ b/msc/MSC_Tests.ttcn
@@ -2817,10 +2817,11 @@
}
}
-private function f_expect_gsup_msg(template GSUP_PDU msg)
+private function f_expect_gsup_msg(template GSUP_PDU msg,
+ float T_val := 2.0)
runs on BSC_ConnHdlr return GSUP_PDU {
var GSUP_PDU gsup_msg_complete;
- timer T := 2.0;
+ timer T := T_val;
T.start;
alt {
@@ -2837,10 +2838,11 @@
return gsup_msg_complete;
}
-private function f_expect_mt_dtap_msg(template PDU_ML3_NW_MS msg)
+private function f_expect_mt_dtap_msg(template PDU_ML3_NW_MS msg,
+ float T_val := 2.0)
runs on BSC_ConnHdlr return PDU_ML3_NW_MS {
var PDU_DTAP_MT bssap_msg_complete;
- timer T := 2.0;
+ timer T := T_val;
T.start;
alt {
@@ -3549,6 +3551,63 @@
vc_conn.done;
}
+/* MT (network-originated) USSD and no response to Paging Request */
+friend function f_tc_proc_ss_paging_fail(charstring id, BSC_ConnHdlrPars pars)
+runs on BSC_ConnHdlr {
+ timer TP := 2.0; /* Paging timer */
+
+ 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));
+
+ var template (value) GSUP_PDU gsup_req := ts_GSUP_PROC_SS_REQ(
+ imsi := g_pars.imsi,
+ sid := '20000444'O,
+ state := OSMO_GSUP_SESSION_STATE_BEGIN,
+ 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 := '20000444'O,
+ state := OSMO_GSUP_SESSION_STATE_END,
+ cause := ? /* FIXME: introduce an enumerated type! */
+ );
+
+ /* Initiate a MT USSD notification */
+ GSUP.send(gsup_req);
+
+ /* Send it to MSC and expect Paging Request */
+ TP.start;
+ alt {
+ [pars.ran_is_geran] BSSAP.receive(tr_BSSMAP_Paging(g_pars.imsi)) {
+ setverdict(pass);
+ }
+ [not pars.ran_is_geran] BSSAP.receive(tr_RANAP_Paging(cs_domain,
imsi_hex2oct(g_pars.imsi))) {
+ setverdict(pass);
+ }
+ /* We don't expect anything else */
+ [] as_unexp_gsup_or_bssap_msg();
+ [] TP.timeout {
+ setverdict(fail, "Timeout waiting for Paging Request");
+ }
+ }
+
+ /* Expect GSUP PROC_SS_ERROR message */
+ f_expect_gsup_msg(gsup_rsp, T_val := 10.0);
+}
+testcase TC_proc_ss_paging_fail() runs on MTC_CT {
+ var BSC_ConnHdlr vc_conn;
+ f_init();
+ vc_conn := f_start_handler(refers(f_tc_proc_ss_paging_fail), 101);
+ 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 {
@@ -5399,6 +5458,7 @@
execute( TC_mt_ussd_for_unknown_subscr() );
execute( TC_proc_ss_for_unknown_session() );
+ execute( TC_proc_ss_paging_fail() );
execute( TC_cipher_complete_with_invalid_cipher() );
execute( TC_cipher_complete_1_without_cipher() );
--
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: I1f53c56d569c8ac4071835685bbe3bc9e0ebd7f0
Gerrit-Change-Number: 14474
Gerrit-PatchSet: 1
Gerrit-Owner: fixeria <axilira...@gmail.com>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: laforge <lafo...@gnumonks.org>
Gerrit-MessageType: merged
