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pcu: Introduce test TC_ul_tbf_reestablish_with_pkt_dl_ack_nack 

Change-Id: I2058862cf11d0027b040eb6d9c0a27524df593b5
This commit is contained in:
Pau Espin 2021-11-15 18:53:34 +01:00
parent e8a9444356
commit 59aa109194
1 changed files with 56 additions and 0 deletions
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56
pcu/PCU_Tests.ttcn
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@ -3400,6 +3400,60 @@ testcase TC_ul_tbf_reestablish_with_pkt_resource_req_n3105_max() runs on RAW_PCU
f_shutdown(__BFILE__, __LINE__, final := true);
}
/* Test scenario where MS wants to request a new UL TBF using a DL (EGPRS) ACK/NACK
* transmitted on ul slot provided by its DL TBF.
* See 3GPP TS 44.060 sec 9.3.2.4.2 "Non-extended uplink TBF mode" */
function f_TC_ul_tbf_reestablish_with_pkt_dl_ack_nack(boolean use_egprs) runs on RAW_PCU_Test_CT {
var GprsMS ms;
var octetstring data := f_rnd_octstring(10);
var RlcmacDlBlock dl_block;
var template RlcmacDlBlock rej_tmpl;
var uint32_t dl_fn;
var uint32_t sched_fn;
var template (value) MSRadioAccessCapabilityV_BSSGP racap_tmpl;
if (use_egprs == true) {
racap_tmpl := bssgp_ms_racap_egprs_def;
} else {
racap_tmpl := bssgp_ms_racap_gprs_def;
}
/* 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());
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
f_bssgp_client_llgmm_assign(TLLI_UNUSED, ms.tlli);
/* SGSN sends some DL data, PCU will page on CCCH (PCH) */
BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data, racap_tmpl));
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);
f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0);
/* ACK the DL block, asking for new UL TBF by including ChanReqDesc */
f_dltbf_ack_block(ms.dl_tbf, dl_block, '1'B);
f_ms_tx_ul_block(ms, f_dltbf_ts_RLCMAC_DL_ACK_NACK(ms.dl_tbf, use_egprs, ts_ChannelReqDescription()),
f_dl_block_ack_fn(dl_block, dl_fn));
/* We should receive a Pkt Ul ASS */
f_ms_rx_pkt_ass_pacch(ms, sched_fn, tr_RLCMAC_UL_PACKET_ASS);
f_shutdown(__BFILE__, __LINE__, final := true);
}
testcase TC_ul_tbf_reestablish_with_pkt_dl_ack_nack() runs on RAW_PCU_Test_CT {
f_TC_ul_tbf_reestablish_with_pkt_dl_ack_nack(false);
}
testcase TC_ul_tbf_reestablish_with_pkt_dl_ack_nack_egprs() runs on RAW_PCU_Test_CT {
f_TC_ul_tbf_reestablish_with_pkt_dl_ack_nack(true);
}
/* Test CS paging over the BTS<->PCU socket.
* When a (class B or C, not A) MS has an active TBF (or is on the PDCH), the MS can not react on CS paging over CCCH.
* Paging should be send on the PACCH.
@ -6742,6 +6796,8 @@ control {
execute( TC_ul_multislot_tbf_ms_class_from_2phase() );
execute( TC_ul_tbf_reestablish_with_pkt_resource_req() );
execute( TC_ul_tbf_reestablish_with_pkt_resource_req_n3105_max() );
execute( TC_ul_tbf_reestablish_with_pkt_dl_ack_nack() );
execute( TC_ul_tbf_reestablish_with_pkt_dl_ack_nack_egprs() );
execute( TC_multiplex_dl_gprs_egprs() );