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WIP: hnbgw: Introduce test TC_ranap_{cs,ps}_creq_cref

Related: SYS#6602
Change-Id: I0313ea741feca90492e25f0adc1c04844a860e41
---
M hnbgw/HNBGW_Tests.ttcn
M hnbgw/expected-results.xml
M library/SCCP_Templates.ttcn
3 files changed, 41 insertions(+), 0 deletions(-)

git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/52/38552/1

diff --git a/hnbgw/HNBGW_Tests.ttcn b/hnbgw/HNBGW_Tests.ttcn
index 6606d3b..943c9b1 100644
--- a/hnbgw/HNBGW_Tests.ttcn
+++ b/hnbgw/HNBGW_Tests.ttcn
@@ -48,6 +48,7 @@
 import from RANAP_IEs all;
 import from RANAP_Templates all;
 import from RANAP_CodecPort all;
+import from SCCP_Templates all;
 
 import from RAN_Adapter all;
 import from RAN_Emulation all;
@@ -1300,6 +1301,40 @@
 	f_shutdown_helper();
 }
 
+/* SCCP Connect Req is answererd with Connect Re fused: */
+private function f_tc_ranap_creq_cref(charstring id, TestHdlrParams pars) runs on ConnHdlr {
+	f_init_handler(pars);
+
+	/* HNB -> MSC: InitialUE */
+	f_iuh2iu_connect(f_build_initial_ue(g_pars));
+
+	BSSAP.send(ts_MSC_CONN_PRIM_DISC_REQ(sccp_par_reason_end_user_failure));
+
+	f_sleep(10.0);
+}
+testcase TC_ranap_cs_creq_cref() runs on test_CT {
+	var ConnHdlr vc_conn;
+	g_num_hnbs := 1;
+	g_ran_ops.ranap_connect_ind_auto_res := false;
+	f_init();
+
+	vc_conn := f_start_handler_with_pars(refers(f_tc_ranap_creq_cref), f_TestHdlrParams(7));
+	vc_conn.done;
+
+	f_shutdown_helper();
+}
+testcase TC_ranap_ps_creq_cref() runs on test_CT {
+	var ConnHdlr vc_conn;
+	g_num_hnbs := 1;
+	g_ran_ops.ranap_connect_ind_auto_res := false;
+	f_init();
+
+	vc_conn := f_start_handler_with_pars(refers(f_tc_ranap_creq_cref), f_TestHdlrParams(8));
+	vc_conn.done;
+
+	f_shutdown_helper();
+}
+
 type record FTeid {
 	HostName addr,
 	OCT4 teid
@@ -2403,6 +2438,8 @@
 	execute(TC_rab_assign_mgw_iuup_addr_chg());
 	execute(TC_ranap_cs_mo_disconnect());
 	execute(TC_ranap_ps_mo_disconnect());
+	execute(TC_ranap_cs_creq_cref());
+	execute(TC_ranap_ps_creq_cref());
 
 	if (mp_enable_pfcp_tests) {
 		execute(TC_ps_rab_assignment_with_pfcp());
diff --git a/hnbgw/expected-results.xml b/hnbgw/expected-results.xml
index 5f39bc5..0b67ec6 100644
--- a/hnbgw/expected-results.xml
+++ b/hnbgw/expected-results.xml
@@ -21,6 +21,8 @@
   <testcase classname='HNBGW_Tests' name='TC_rab_assign_mgw_iuup_addr_chg' time='MASKED'/>
   <testcase classname='HNBGW_Tests' name='TC_ranap_cs_mo_disconnect' time='MASKED'/>
   <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_rab_assignment_without_pfcp' time='MASKED'/>
   <testcase classname='HNBGW_Tests' name='TC_mscpool_L3Compl_on_1_cnlink' time='MASKED'/>
   <testcase classname='HNBGW_Tests' name='TC_mscpool_L3Complete_by_imsi_round_robin' time='MASKED'/>
diff --git a/library/SCCP_Templates.ttcn b/library/SCCP_Templates.ttcn
index 6c977ac..40a6156 100644
--- a/library/SCCP_Templates.ttcn
+++ b/library/SCCP_Templates.ttcn
@@ -15,6 +15,8 @@
 import from SCCPasp_Types all;
 import from SCCP_Emulation all;
 
+const integer sccp_par_reason_end_user_failure := 2; /* End user failure */
+
 /* construct a SCCP_PAR_Address with just SSN and no PC or GT */
 template (value) SCCP_PAR_Address ts_SccpAddr_SSN(integer ssn) := {
 	addressIndicator := {

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