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pcu: Introduce test TC_mcs_initial_ul 

Change-Id: I0ee2fce7045628caf8145468b29688a9f230e7cd
This commit is contained in:
Pau Espin 2020-11-05 18:36:59 +01:00
parent cb00c52b07
commit 2354d6a97d
1 changed files with 86 additions and 0 deletions
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86
pcu/PCU_Tests.ttcn
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@ -962,6 +962,91 @@ testcase TC_dl_cs1_to_cs4() runs on RAW_PCU_Test_CT {
f_dl_data_exp_cs(f_rlcmac_block_int2cs_mcs(g_cs_max_dl, false));
}
/* Test the initial UL MCS set by VTY works fine */
testcase TC_mcs_initial_ul() runs on RAW_PCU_Test_CT {
var RlcmacDlBlock dl_block;
var PollFnCtx pollctx;
var EgprsChCodingCommand last_ch_coding;
var uint32_t unused_fn, sched_fn;
var GprsMS ms;
var CodingScheme exp_ul_mcs;
var MultislotCap_GPRS mscap_gprs := {
gprsmultislotclass := '00011'B,
gprsextendeddynalloccap := '0'B
};
var MultislotCap_EGPRS mscap_egprs := {
egprsmultislotclass := '00011'B,
egprsextendeddynalloccap := '0'B
};
var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, mscap_egprs)) };
/* 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());
/* Set initial UL MCS to 3 */
g_mcs_initial_ul := 3;
exp_ul_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, true);
f_pcuvty_set_allowed_cs_mcs();
f_pcuvty_set_link_quality_ranges();
/* Take lqual (dB->cB) so that we stay in that MCS */
ms.lqual_cb := g_mcs_lqual_ranges[2].low * 10;
/* Send PACKET RESOURCE REQUEST to upgrade to EGPRS */
pollctx := f_ms_establish_ul_tbf_2phase_access(ms, ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, ms_racap));
if (not match(ms.ul_tbf.tx_cs_mcs, exp_ul_mcs)) {
setverdict(fail, "Wrong CS_MCS ", ms.ul_tbf.tx_cs_mcs, " received vs exp ", exp_ul_mcs);
f_shutdown(__BFILE__, __LINE__);
}
/* 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);
/* Send UL blocks, until we receive UL ACK/NACK and check we are in same initial CS: */
while (true) {
f_ms_tx_ul_data_block(ms, f_rnd_octstring(10), cv := 15);
f_rx_rlcmac_dl_block(dl_block, unused_fn);
if (match(dl_block, tr_RLCMAC_DUMMY_CTRL())) {
continue;
}
if (not match(dl_block, tr_RLCMAC_UL_ACK_NACK_EGPRS(ul_tfi := ?))) {
setverdict(fail, "Failed to match Packet Uplink ACK / NACK:", dl_block);
f_shutdown(__BFILE__, __LINE__);
break;
}
last_ch_coding := dl_block.ctrl.payload.u.ul_ack_nack.egprs.ch_coding_cmd;
break;
}
if (f_rlcmac_block_EgprsChCodingCommand2cs_mcs(last_ch_coding) != exp_ul_mcs) {
setverdict(fail, "Channel Coding does not match our expectations ", exp_ul_mcs, ": ", last_ch_coding);
f_shutdown(__BFILE__, __LINE__);
}
/* Remaining UL blocks are used to make sure regardless of initial
* lqual, we can go lower at any time
* 0 dB, make sure we downgrade MCS */
ms.lqual_cb := 0;
/* 5 UL blocks, check we are in same initial MCS: */
f_ms_tx_ul_data_block_multi(ms, 5);
/* Enqueue RTS.req, expect DATA.req with UL ACK from the PCU */
f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, unused_fn);
last_ch_coding := dl_block.ctrl.payload.u.ul_ack_nack.egprs.ch_coding_cmd;
if (last_ch_coding != CH_CODING_MCS1) {
setverdict(fail, "Channel Coding does not match our expectations (MCS-1): ", last_ch_coding);
f_shutdown(__BFILE__, __LINE__);
}
f_shutdown(__BFILE__, __LINE__, final := true);
}
/* Verify PCU drops TBF after some time of inactivity. */
testcase TC_t3169() runs on RAW_PCU_Test_CT {
var PCUIF_info_ind info_ind;
@ -3031,6 +3116,7 @@ control {
execute( TC_cs_initial_dl() );
execute( TC_cs_max_dl() );
execute( TC_dl_cs1_to_cs4() );
execute( TC_mcs_initial_ul() );
execute( TC_t3169() );
execute( TC_t3193() );
execute( TC_countdown_procedure() );