pespin has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/22488 )
Change subject: pcu: Introduce test TC_nacc_outbound_rac_ci_resolve_conn_refused
......................................................................
pcu: Introduce test TC_nacc_outbound_rac_ci_resolve_conn_refused
Change-Id: Ia0452879edb958098598e9e1c943f4e1e458a9bf
---
M pcu/PCU_Tests.ttcn
1 file changed, 57 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks
refs/changes/88/22488/1
diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn
index 316ab65..6a78975 100644
--- a/pcu/PCU_Tests.ttcn
+++ b/pcu/PCU_Tests.ttcn
@@ -3837,6 +3837,62 @@
}
/* Verify PCU transmits Pkt Cell Change Continue if RAC+CI resolution fails
during outbound NACC procedure */
+testcase TC_nacc_outbound_rac_ci_resolve_conn_refused() runs on
RAW_PCU_Test_CT {
+ var RlcmacDlBlock dl_block;
+ var PollFnCtx pollctx;
+ var uint32_t sched_fn;
+ var GprsMS ms;
+ var template (value) RlcmacUlCtrlMsg cell_chf_notif;
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ var MultislotCap_GPRS mscap_gprs := {
+ gprsmultislotclass := '00011'B,
+ gprsextendeddynalloccap := '0'B
+ };
+ var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B
/* E-GSM */, mscap_gprs, omit)) };
+ var GsmArfcn req_arfcn := 862;
+ var uint6_t req_bsic := 43;
+
+ /* In here we explicitly avoid starting osmo-bsc emulation neighbor
+ * resolution CTRL port, to trigger Conn Refused by socket:
+ * f_ipa_ctrl_start_server(mp_ctrl_neigh_ip, mp_ctrl_neigh_port);
+ */
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+ /* Initialize GPRS MS side */
+ f_init_gprs_ms();
+ ms := g_ms[0]; /* We only use first MS in this test */
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Make sure we are not affected by full cache from previous tests */
+ f_pcuvty_flush_neigh_caches();
+
+ /* Establish BSSGP connection to the PCU */
+ f_bssgp_establish();
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* Send PACKET RESOURCE REQUEST */
+ pollctx := f_ms_establish_ul_tbf_2phase_access(ms,
ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap));
+ /* Pkt Uplink Assignment above sets poll+rrbp requesting PACKET CONTROL
ACK */
+ f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), pollctx.fn, nr :=
pollctx.tstrxbts);
+
+ /* Start NACC from MS side */
+ cell_chf_notif := ts_RlcMacUlCtrl_PKT_CELL_CHG_NOTIF(ms.ul_tbf.tfi,
req_arfcn, req_bsic);
+ f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(cell_chf_notif), 0, nr :=
f_ms_tx_TsTrxBtsNum(ms));
+
+ /* Wait until we receive something non-dummy */
+ dl_block := f_skip_dummy(0);
+ /* Make sure it is a Pkt Cell Chg Continue */
+ if (not match(dl_block, tr_RLCMAC_DL_CTRL(?,
tr_RlcMacDlCtrl_PKT_CELL_CHG_CONTINUE))) {
+ setverdict(fail, "Rx unexpected DL block: ", dl_block);
+ }
+
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+
+/* Verify PCU transmits Pkt Cell Change Continue if RAC+CI resolution fails
during outbound NACC procedure */
testcase TC_nacc_outbound_rac_ci_resolve_timeout() runs on RAW_PCU_Test_CT {
var RlcmacDlBlock dl_block;
var PollFnCtx pollctx;
@@ -4118,6 +4174,7 @@
execute( TC_pcuif_info_ind_subsequent() );
execute( TC_nacc_outbound_success() );
execute( TC_nacc_outbound_success_twice() );
+ execute( TC_nacc_outbound_rac_ci_resolve_conn_refused() );
execute( TC_nacc_outbound_rac_ci_resolve_timeout() );
execute( TC_nacc_outbound_rac_ci_resolve_fail_parse_response() );
execute( TC_nacc_outbound_si_resolve_timeout() );
--
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: Ia0452879edb958098598e9e1c943f4e1e458a9bf
Gerrit-Change-Number: 22488
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <pes...@sysmocom.de>
Gerrit-MessageType: newchange
