pespin has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/39121?usp=email )
Change subject: hnbgw: Introduce test
TC_{cs,ps}_rua_disconnect_during_sccp_cr_cc
......................................................................
hnbgw: Introduce test TC_{cs,ps}_rua_disconnect_during_sccp_cr_cc
Related: SYS#7208
Change-Id: Ie4fe4aaf77017f7191cf000331e452cded56cf25
---
M hnbgw/HNBGW_Tests.ttcn
M hnbgw/expected-results.xml
2 files changed, 45 insertions(+), 1 deletion(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks
refs/changes/21/39121/1
diff --git a/hnbgw/HNBGW_Tests.ttcn b/hnbgw/HNBGW_Tests.ttcn
index ab6a09e..939a608 100644
--- a/hnbgw/HNBGW_Tests.ttcn
+++ b/hnbgw/HNBGW_Tests.ttcn
@@ -1429,6 +1429,46 @@
f_tc_ranap_creq_cref(8, true);
}
+/* scenario: HNB transmits RUA Disconnect while conn is still being established
+ * on SCCP side (HNBGW sent CR, waiting for CC from CN). */
+private function f_tc_rua_disconnect_during_sccp_cr_cc(charstring id) runs on
ConnHdlr {
+ /* HNB->MSC: InitialUE */
+ f_iuh2iu_connect(f_build_initial_ue(g_pars));
+
+ /* CREQ was received at CN, now HNB decides to disconnect the RUA conn:
*/
+ RUA.send(RUA_Disc_Req:{{misc:=unspecified}, omit});
+
+ /* Let some time for RUA Disconnect to reach the HNBGW: */
+ f_sleep(1.0);
+
+ /* Now tx SCCP CC from CN to HNBGW: */
+ BSSAP.send(ts_MSC_CONN_PRIM_CONNECT_RES);
+
+ /* now that SCCP conn is connected, HNBGW should tear it down because
the RUA conn was released in previous step: */
+ BSSAP.receive(tr_MSC_CONN_PRIM_DISC_IND);
+ /* Let RAN_Emulation some time to answer RLSD with RLC: */
+ f_sleep(1.0);
+}
+private function f_TC_rua_disconnect_during_sccp_cr_cc(boolean is_ps) runs on
test_CT {
+ var ConnHdlr vc_conn;
+ g_num_hnbs := 1;
+ /* Instruct RAN_Emulation to avoid accepting the conn, we'll trigger an
+ * SCCP CREF by sending a DISC REQ primitive in ConnHdlr. */
+ g_ran_ops.ranap_connect_ind_auto_res := false;
+ f_init();
+
+ vc_conn :=
f_start_handler_with_pars(refers(f_tc_rua_disconnect_during_sccp_cr_cc),
f_TestHdlrParams(6, is_ps));
+ vc_conn.done;
+
+ f_shutdown_helper();
+}
+testcase TC_cs_rua_disconnect_during_sccp_cr_cc() runs on test_CT {
+ f_TC_rua_disconnect_during_sccp_cr_cc(false);
+}
+testcase TC_ps_rua_disconnect_during_sccp_cr_cc() runs on test_CT {
+ f_TC_rua_disconnect_during_sccp_cr_cc(true);
+}
+
/* Scenario: HNB tears down the RUA/Iu conn by first sending RUA_DATA[RANAP
* IuReleaseReq], followed shortly by a RUA Disconnect with no RANAP and
* Cause!=Normal. HNBGW should release the SCCP connection through RLSD since
it's
@@ -2450,6 +2490,8 @@
execute(TC_ranap_ps_mo_disconnect());
execute(TC_ranap_cs_creq_cref());
execute(TC_ranap_ps_creq_cref());
+ execute(TC_ps_rua_disconnect_during_sccp_cr_cc());
+ execute(TC_cs_rua_disconnect_during_sccp_cr_cc());
execute(TC_cs_iu_release_req_rua_disconnect());
execute(TC_ps_iu_release_req_rua_disconnect());
execute(TC_ps_rab_assignment());
diff --git a/hnbgw/expected-results.xml b/hnbgw/expected-results.xml
index ad5a0f5..655db84 100644
--- a/hnbgw/expected-results.xml
+++ b/hnbgw/expected-results.xml
@@ -1,5 +1,5 @@
<?xml version="1.0"?>
-<testsuite name='Titan' tests='56' failures='0' errors='0' skipped='0'
inconc='0' time='MASKED'>
+<testsuite name='Titan' tests='58' failures='0' errors='0' skipped='0'
inconc='0' time='MASKED'>
<testcase classname='HNBGW_Tests' name='TC_hnb_register' time='MASKED'/>
<testcase classname='HNBGW_Tests' name='TC_hnb_register_duplicate'
time='MASKED'/>
<testcase classname='HNBGW_Tests'
name='TC_hnb_register_duplicate_reuse_sctp_assoc' time='MASKED'/>
@@ -25,6 +25,8 @@
<testcase classname='HNBGW_Tests' name='TC_ranap_ps_mo_disconnect'
time='MASKED'/>
<testcase classname='HNBGW_Tests' name='TC_ranap_cs_creq_cref'
time='MASKED'/>
<testcase classname='HNBGW_Tests' name='TC_ranap_ps_creq_cref'
time='MASKED'/>
+ <testcase classname='HNBGW_Tests'
name='TC_ps_rua_disconnect_during_sccp_cr_cc' time='MASKED'/>
+ <testcase classname='HNBGW_Tests'
name='TC_cs_rua_disconnect_during_sccp_cr_cc' time='MASKED'/>
<testcase classname='HNBGW_Tests' name='TC_cs_iu_release_req_rua_disconnect'
time='MASKED'/>
<testcase classname='HNBGW_Tests' name='TC_ps_iu_release_req_rua_disconnect'
time='MASKED'/>
<testcase classname='HNBGW_Tests' name='TC_ps_rab_assignment' time='MASKED'/>
--
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Gerrit-MessageType: newchange
Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: Ie4fe4aaf77017f7191cf000331e452cded56cf25
Gerrit-Change-Number: 39121
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <[email protected]>
