ttcn3
/
osmo-ttcn3-hacks
mirror of https://gerrit.osmocom.org/osmo-ttcn3-hacks
10
0
Fork 1
Code Issues Releases Wiki Activity

pcu: Adapt tests to pass with new idle blocks from PCU 

Depends: osmo-pcu.git Ife718eeed2af011479c03099ea109518f04567bc
Change-Id: I6e96a7569640695ccfaa94b471384fa301bccd62
This commit is contained in:
Pau Espin 2021-09-22 14:50:35 +02:00 committed by pespin
parent 0f0409842a
commit 332aba85b0
1 changed files with 76 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

107
pcu/PCU_Tests.ttcn
View File

@ -397,6 +397,7 @@ testcase TC_pcuif_suspend() runs on RAW_PCU_Test_CT {
/* Make sure TBF is released and no data is sent for in after reciving a Suspend Request from that MS. See OS#4761 */
testcase TC_pcuif_suspend_active_tbf() runs on RAW_PCU_Test_CT {
var octetstring ra_id := enc_RoutingAreaIdentification(mp_gb_cfg.bvc[0].cell_id.ra_id);
var BTS_PDTCH_Block data_msg;
var RlcmacDlBlock dl_block;
var octetstring data := f_rnd_octstring(10);
var uint32_t sched_fn;
@ -454,9 +455,17 @@ testcase TC_pcuif_suspend_active_tbf() runs on RAW_PCU_Test_CT {
/* Make sure we don't receive data for that TBF since it was released
* before. Also check our TBF is not polled for UL. */
f_rx_rlcmac_dl_block_exp_dummy(dl_block);
if (dl_block.ctrl.mac_hdr.usf != USF_UNUSED) {
setverdict(fail, "Unexpected USF ", dl_block.ctrl.mac_hdr.usf);
f_pcuif_rx_data_req_pdtch(data_msg);
if (mp_osmo_pcu_newer_than_0_9_0 and data_msg.dl_block == omit) {
/* IDLE block, expected on new PCU versions */
} else if (not mp_osmo_pcu_newer_than_0_9_0 and match(data_msg.dl_block, tr_RLCMAC_DUMMY_CTRL())) {
/* Dummy RLCMAC block, expected on older PCU versions */
if (data_msg.dl_block.ctrl.mac_hdr.usf != USF_UNUSED) {
setverdict(fail, "Unexpected USF ", data_msg.dl_block.ctrl.mac_hdr.usf);
f_shutdown(__BFILE__, __LINE__);
}
} else {
setverdict(fail, "Unexpected dl_block", data_msg.dl_block);
f_shutdown(__BFILE__, __LINE__);
}
@ -583,7 +592,7 @@ testcase TC_ta_idle_dl_tbf_ass() runs on RAW_PCU_Test_CT {
f_shutdown(__BFILE__, __LINE__, final := true);
}
/* Verify that the PCU generates valid PTCCH/D messages
/* Verify that the PCU generates idle blocks in PTCCH/D
* while neither Uplink nor Downlink TBF is established. */
testcase TC_ta_ptcch_idle() runs on RAW_PCU_Test_CT {
var BTS_PTCCH_Block pcu_msg;
@ -599,10 +608,20 @@ testcase TC_ta_ptcch_idle() runs on RAW_PCU_Test_CT {
T.start(5.0);
alt {
/* Make sure the message is encoded correctly
* TODO: do we expect all TA values to be equal '1111111'B? */
[] as_rx_ptcch(pcu_msg, tr_PTCCHDownlinkMsg);
[] BTS.receive(tr_PCUIF_DATA_PTCCH(0,
tr_PCUIF_DATA(0, 7, sapi := PCU_IF_SAPI_PTCCH),
omit)) {
if (not mp_osmo_pcu_newer_than_0_9_0) {
setverdict(fail, "Expected PTCCH/D block instead of IDLE block");
f_shutdown(__BFILE__, __LINE__);
}
}
[] as_rx_ptcch(pcu_msg, tr_PTCCHDownlinkMsg) {
if (mp_osmo_pcu_newer_than_0_9_0) {
setverdict(fail, "Expected IDLE block instead of PTCCH/D block");
f_shutdown(__BFILE__, __LINE__);
}
}
[] BTS.receive(PCUIF_Message:?) { repeat; }
[] T.timeout {
setverdict(fail, "Timeout waiting for a PTCCH/D block");
@ -1886,6 +1905,7 @@ testcase TC_n3105_max_t3195() runs on RAW_PCU_Test_CT {
var integer N3105 := 0;
timer T_3195 := 1.0;
var integer num_poll_recv := 0;
var template RlcmacDlBlock dl_block_exp;
/* Initialize NS/BSSGP side */
f_init_bssgp();
@ -1947,7 +1967,7 @@ testcase TC_n3105_max_t3195() runs on RAW_PCU_Test_CT {
repeat;
}
/* At this point in time (N3105_MAX reached), PCU already moved TBF to
* RELEASE state so no data for it is tx'ed, hence the dummy blocks:
* RELEASE state so no data for it is tx'ed, hence the dummy/idle blocks:
*/
[N3105 == N3105_MAX] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
@ -1964,14 +1984,33 @@ testcase TC_n3105_max_t3195() runs on RAW_PCU_Test_CT {
block_nr := nr.blk_nr));
repeat;
}
[mp_osmo_pcu_newer_than_0_9_0 and N3105 == N3105_MAX]
BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
omit)) -> value data_msg {
/* We may already receive idle blocks before our own TTCN3 timer
* triggers due to the TBF being released. Keep going until our T_3195 triggers. */
nr := ts_TsTrxBtsNum;
BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
sapi := PCU_IF_SAPI_PDTCH, fn := 0,
arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)),
block_nr := nr.blk_nr));
repeat;
}
[T_3195.running] T_3195.timeout {
log("T_3195 timeout");
/* Done in alt, wait for pending RTS initiated previously in
* above case before continuing (expect /* Dummy block): */
* above case before continuing (expect empty blocks on new
* versions, Dummy block on older versions): */
if (mp_osmo_pcu_newer_than_0_9_0) {
dl_block_exp := omit;
} else {
dl_block_exp := tr_RLCMAC_DUMMY_CTRL;
}
BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
tr_RLCMAC_DUMMY_CTRL));
}
dl_block_exp));
}
[] BTS.receive {
setverdict(fail, "Unexpected BTS message");
f_shutdown(__BFILE__, __LINE__);
@ -5968,12 +6007,13 @@ testcase TC_rim_ran_info_req_single_rep_no_si() runs on RAW_PCU_Test_CT {
f_shutdown(__BFILE__, __LINE__, final := true);
}
/* Verify TRX!=C0 don't schedule rlcmac blocks if no TBF attached to it. See OS#4772, SYS#4919 */
/* Verify PCU schedule idle blocks (len=0) if no TBF attached to it. See OS#4772, SYS#4919 */
testcase TC_pdch_energy_saving() runs on RAW_PCU_Test_CT {
var PCUIF_info_ind info_ind;
var template (value) TsTrxBtsNum nr;
var RlcmacDlBlock dl_block;
var BTS_PDTCH_Block data_msg;
var integer ts;
timer T;
/* Initialize NS/BSSGP side */
@ -5991,25 +6031,30 @@ testcase TC_pdch_energy_saving() runs on RAW_PCU_Test_CT {
/* Establish BSSGP connection to the PCU */
f_bssgp_establish();
/* Verify C0 gets always dummy blocks: */
nr := ts_TsTrxBtsNum(ts_nr := 7, trx_nr := 0, bts_nr := 0, blk_nr := 0);
f_rx_rlcmac_dl_block_exp_dummy(dl_block, nr := nr);
for (ts := 0; ts < 2; ts := ts + 1) {
nr := ts_TsTrxBtsNum(ts_nr := 7, trx_nr := ts, bts_nr := 0, blk_nr := 0);
/* TRX1 doesn't send dummy blocks when not needed, in order to honour energy saving: */
nr.trx_nr := 1;
BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
sapi := PCU_IF_SAPI_PDTCH, fn := 0,
arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)), block_nr := nr.blk_nr));
T.start(0.5);
alt {
[] as_rx_fail_dummy(nr);
[] BTS.receive {
setverdict(fail, "Unexpected block from BTS");
f_shutdown(__BFILE__, __LINE__);
}
[] T.timeout {
setverdict(pass);
}
BTS.send(ts_PCUIF_RTS_REQ(nr.bts_nr, nr.trx_nr, nr.ts_nr,
sapi := PCU_IF_SAPI_PDTCH, fn := 0,
arfcn := f_trxnr2arfcn(valueof(nr.trx_nr)), block_nr := nr.blk_nr));
T.start(0.5);
alt {
[] BTS.receive(tr_PCUIF_DATA_PDTCH(nr.bts_nr,
tr_PCUIF_DATA(nr.trx_nr, nr.ts_nr, sapi := PCU_IF_SAPI_PDTCH),
omit)) -> value data_msg {
setverdict(pass);
T.stop;
}
[] as_rx_fail_dummy(nr);
[] BTS.receive {
setverdict(fail, "Unexpected block from BTS");
f_shutdown(__BFILE__, __LINE__);
}
[] T.timeout {
setverdict(fail, "Expected IDLE block from BTS");
f_shutdown(__BFILE__, __LINE__);
}
}
}
f_shutdown(__BFILE__, __LINE__, final := true);