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authorOliver Smith <osmith@sysmocom.de>2021-09-14 17:20:38 +0200
committerOliver Smith <osmith@sysmocom.de>2021-09-17 16:59:32 +0200
commitf04762d48d32a4c5b1d25b5dfa52d0cea3f80556 (patch)
tree4de3e24cf093ddda4da7f94bb609c41ab634297f
parent4b2a89f308c805eec59cfdab9347c174f08a45c6 (diff)
pcu: add TC_stat_pdch_avail_occ_ms_not_known_*
Add two new tests to verify occupied and available PDCH stats if MS is not known by the PCU. Related: SYS#4878 Change-Id: Id21d4056a21b73ff612956700d2056d838eb54f8
-rw-r--r--pcu/PCU_Tests.ttcn97
1 files changed, 97 insertions, 0 deletions
diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn
index 07d35c33..03244391 100644
--- a/pcu/PCU_Tests.ttcn
+++ b/pcu/PCU_Tests.ttcn
@@ -6070,6 +6070,101 @@ testcase TC_stat_pdch_avail_occ() runs on RAW_PCU_Test_CT {
f_shutdown(__BFILE__, __LINE__, final := true);
}
+/* Test stats for available and occupied PDCHs, for MS which is not known by
+ * the PCU (e.g. because it was forgotten due to no interaction, and old DL
+ * data arrives from SGSN) */
+function f_tc_stat_pdch_avail_occ_ms_not_known(boolean egprs) runs on RAW_PCU_Test_CT {
+ var PCUIF_info_ind info_ind := valueof(ts_PCUIF_INFO_default);
+ const BssgpBvci bvci := mp_gb_cfg.bvc[0].bvci;
+
+ /* Ensure a deterministic slot allocation of 1 PDCH with MS class 1 */
+ const MultislotCap_GPRS_BSSGP bssgp_mscap_gprs := {
+ gprsmultislotclass := '00001'B,
+ gprsextendeddynalloccap := '0'B
+ };
+ const MultislotCap_EGPRS_BSSGP bssgp_mscap_egprs := {
+ egprsmultislotclass := '00001'B,
+ egprsextendeddynalloccap := '0'B
+ };
+ template (value) MSRadioAccessCapabilityV_BSSGP bssgp_ms_racap_gprs := {
+ valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, bssgp_mscap_gprs, omit)) };
+ template (value) MSRadioAccessCapabilityV_BSSGP bssgp_ms_racap_egprs := {
+ valueof(ts_RaCapRec_BSSGP('0001'B /* E-GSM */, bssgp_mscap_gprs, bssgp_mscap_egprs)) };
+
+ /* Initialize NS/BSSGP side */
+ f_init_bssgp();
+
+ /* Only the 4 first TRX are enabled, each with 2 PDCHs. */
+ f_PCUIF_PDCHMask_set(info_ind, '00000011'B, 0);
+ f_PCUIF_PDCHMask_set(info_ind, '00001100'B, 1);
+ f_PCUIF_PDCHMask_set(info_ind, '11000000'B, 2);
+ f_PCUIF_PDCHMask_set(info_ind, '00110000'B, 3);
+ f_PCUIF_PDCHMask_set(info_ind, '00000000'B, (4 .. 7));
+
+ /* Allocate 1 GprsMS instance */
+ f_init_gprs_ms(1);
+
+ /* Initialize the PCU interface abstraction */
+ f_init_raw(testcasename(), info_ind);
+
+ /* Reset stats */
+ f_statsd_reset();
+
+ /* Establish BSSGP */
+ f_bssgp_establish();
+
+ /* 8 PDCHs available, 0 occupied */
+ var StatsDExpects expect := {
+ { name := "TTCN3.bts.0.pdch.available", mtype := "g", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.pdch.occupied", mtype := "g", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pdch.occupied.gprs", mtype := "g", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pdch.occupied.egprs", mtype := "g", min := 0, max := 0 }
+ };
+ f_statsd_expect(expect);
+
+ var GprsMS ms := g_ms[0]; /* We only use first MS in this test */
+ f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
+
+ /* SGSN sends some DL data, PCU will page on CCCH (PCH) */
+ var octetstring data := f_rnd_octstring(1400);
+ if (egprs) {
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, bssgp_ms_racap_egprs));
+ } else {
+ BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, bssgp_ms_racap_gprs));
+ }
+ f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
+
+ /* Wait timer X2002 and DL block is available after CCCH IMM ASS */
+ f_sleep(X2002);
+
+ /* 1 PDCH occupied */
+ if (egprs) {
+ expect := {
+ { name := "TTCN3.bts.0.pdch.available", mtype := "g", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.pdch.occupied", mtype := "g", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.pdch.occupied.gprs", mtype := "g", min := 0, max := 0 },
+ { name := "TTCN3.bts.0.pdch.occupied.egprs", mtype := "g", min := 1, max := 1 }
+ };
+ } else {
+ expect := {
+ { name := "TTCN3.bts.0.pdch.available", mtype := "g", min := 8, max := 8 },
+ { name := "TTCN3.bts.0.pdch.occupied", mtype := "g", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.pdch.occupied.gprs", mtype := "g", min := 1, max := 1 },
+ { name := "TTCN3.bts.0.pdch.occupied.egprs", mtype := "g", min := 0, max := 0 }
+ };
+ }
+ f_statsd_expect(expect);
+
+ /* Clean up */
+ f_shutdown(__BFILE__, __LINE__, final := true);
+}
+testcase TC_stat_pdch_avail_occ_ms_not_known_gprs() runs on RAW_PCU_Test_CT {
+ f_tc_stat_pdch_avail_occ_ms_not_known(false);
+}
+testcase TC_stat_pdch_avail_occ_ms_not_known_egprs() runs on RAW_PCU_Test_CT {
+ f_tc_stat_pdch_avail_occ_ms_not_known(true);
+}
+
control {
execute( TC_pcuif_suspend() );
execute( TC_pcuif_suspend_active_tbf() );
@@ -6180,6 +6275,8 @@ control {
execute (TC_pdch_energy_saving() );
execute( TC_stat_pdch_avail_occ() );
+ execute( TC_stat_pdch_avail_occ_ms_not_known_gprs() );
+ execute( TC_stat_pdch_avail_occ_ms_not_known_egprs() );
}
}