PCU_Tests: verify handling of frequency hopping parameters
Change-Id: I1beda9224998848f9243237413e5ae3e0ddab8a5 Related: SYS#4868, OS#4547
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@ -2069,6 +2069,266 @@ testcase TC_egprs_pkt_chan_req_reject_exhaustion() runs on RAW_PCU_Test_CT {
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f_shutdown(__BFILE__, __LINE__, final := true);
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}
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private function f_TC_pcuif_fh_check_imm_ass(in PCUIF_info_ind info_ind,
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in GsmRrMessage rr_msg)
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{
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var ImmediateAssignment ia := rr_msg.payload.imm_ass;
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var PCUIF_InfoTrxTs ts := info_ind.trx.v10[0].ts[ia.pkt_chan_desc.tn];
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var template PacketChannelDescription tr_pkt_chan_desc := {
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channel_Type_spare := ?,
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tn := ?,
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tsc := ts.tsc,
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presence := '1'B,
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zero := omit,
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one := {
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maio := ts.maio,
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hsn := ts.hsn
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}
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};
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if (not match(ia.pkt_chan_desc, tr_pkt_chan_desc)) {
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setverdict(fail, "Packet Channel Description does not match: ",
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ia.pkt_chan_desc, " vs ", tr_pkt_chan_desc);
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}
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var MobileAllocation tr_ma := { len := 0, ma := ''B };
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var octetstring ma_oct := bit2oct(ts.ma);
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/* Calculate length of the useful part of Mobile Allocation */
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for (var integer i := 0; i < lengthof(ma_oct); i := i + 1) {
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if (ma_oct[i] != '00'O) {
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tr_ma.len := i + 1;
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}
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}
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/* Strip zero bytes from the right side of MA */
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tr_ma.ma := substr(ts.ma, 0, tr_ma.len * 8);
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if (not match(ia.mobile_allocation, tr_ma)) {
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setverdict(fail, "Mobile Allocation does not match: ",
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ia.mobile_allocation, " vs ", tr_ma);
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}
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setverdict(pass);
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}
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/* Make sure that Immediate (UL EGPRS TBF) Assignment contains hopping parameters */
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testcase TC_pcuif_fh_imm_ass_ul_egprs() runs on RAW_PCU_Test_CT {
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var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
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var GprsMS ms := valueof(t_GprsMS_def);
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/* Enable frequency hopping of TRX0/TS7 */
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info_ind.trx.v10[0].ts[7] := ts_PCUIF_InfoTrxTsH1(
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tsc := f_rnd_int(7),
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hsn := f_rnd_int(63),
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maio := f_rnd_int(63),
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ma := f_rnd_bitstring(32));
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/* Initialize the PCU interface abstraction */
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f_init_raw(testcasename(), info_ind);
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/* EGPRS Packet Channel Request (cause=Signalling) */
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f_ms_use_ra(ms, bit2int('11001101010'B), ra_is_11bit := 1);
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/* Establish an Uplink EGPRS TBF */
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f_ms_establish_ul_tbf(ms);
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f_TC_pcuif_fh_check_imm_ass(valueof(info_ind), ms.ul_tbf.rr_imm_ass);
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f_shutdown(__BFILE__, __LINE__, final := true);
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}
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/* Make sure that Immediate (UL TBF) Assignment contains hopping parameters */
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testcase TC_pcuif_fh_imm_ass_ul() runs on RAW_PCU_Test_CT {
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var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
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var GprsMS ms := valueof(t_GprsMS_def);
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/* Enable frequency hopping of TRX0/TS7 */
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info_ind.trx.v10[0].ts[7] := ts_PCUIF_InfoTrxTsH1(
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tsc := f_rnd_int(7),
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hsn := f_rnd_int(63),
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maio := f_rnd_int(63),
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ma := f_rnd_bitstring(32));
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/* Initialize the PCU interface abstraction */
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f_init_raw(testcasename(), info_ind);
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/* Establish an Uplink TBF */
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f_ms_establish_ul_tbf(ms);
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f_TC_pcuif_fh_check_imm_ass(valueof(info_ind), ms.ul_tbf.rr_imm_ass);
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f_shutdown(__BFILE__, __LINE__, final := true);
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}
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/* Make sure that Immediate (DL TBF) Assignment contains hopping parameters */
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testcase TC_pcuif_fh_imm_ass_dl() runs on RAW_PCU_Test_CT {
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var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
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var GprsMS ms := valueof(t_GprsMS_def);
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/* Enable frequency hopping of TRX0/TS7 */
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info_ind.trx.v10[0].ts[7] := ts_PCUIF_InfoTrxTsH1(
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tsc := f_rnd_int(7),
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hsn := f_rnd_int(63),
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maio := f_rnd_int(63),
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ma := f_rnd_bitstring(16));
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/* Initialize NS/BSSGP side */
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f_init_bssgp();
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/* Initialize the PCU interface abstraction */
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f_init_raw(testcasename(), info_ind);
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/* Establish BSSGP connection to the PCU */
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f_bssgp_establish();
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f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
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/* SGSN sends some DL data, PCU will page on CCCH (PCH) */
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BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, f_rnd_octstring(12)));
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f_ms_exp_dl_tbf_ass_ccch(ms, PCU_IF_SAPI_PCH);
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f_TC_pcuif_fh_check_imm_ass(valueof(info_ind), ms.dl_tbf.rr_imm_ass);
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f_shutdown(__BFILE__, __LINE__, final := true);
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}
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private function f_TC_pcuif_fh_check_pkt_ass(in PCUIF_info_ind info_ind,
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in FrequencyParameters fp)
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{
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/* FIXME: TRX0/TS7 is a hard-coded expectation, make it configurable */
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var PCUIF_InfoTrxTs ts := info_ind.trx.v10[0].ts[7];
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var integer ma_bit_len := 0;
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/* Calculate length of the useful part of Mobile Allocation */
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for (var integer i := 0; i < lengthof(ts.ma); i := i + 1) {
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if (ts.ma[i] == '1'B) {
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ma_bit_len := i + 1;
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}
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}
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/* Table 12.8.1: Frequency Parameters information elements */
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var template FrequencyParameters tr_fp := {
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tsc := ts.tsc,
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presence := '10'B, /* Direct encoding 1 */
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arfcn := omit,
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indirect := omit,
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direct1 := {
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maio := ts.maio,
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/* Table 12.10a.1: GPRS Mobile Allocation information elements */
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mobile_allocation := {
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hsn := ts.hsn,
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rfl_number_list_present := '0'B,
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rfl_number_list := omit,
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ma_present := '0'B, /* inverted logic */
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ma_length := ma_bit_len,
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ma_bitmap := substr(ts.ma, 0, ma_bit_len)
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}
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},
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direct2 := omit
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};
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if (not match(fp, tr_fp)) {
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setverdict(fail, "Frequency Parameters IE does not match: ",
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fp, " vs ", tr_fp);
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}
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setverdict(pass);
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}
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/* Make sure that Packet Uplink Assignment contains hopping parameters */
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testcase TC_pcuif_fh_pkt_ass_ul() runs on RAW_PCU_Test_CT {
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var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
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var GprsMS ms := valueof(t_GprsMS_def);
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var uint32_t poll_fn;
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/* Enable frequency hopping of TRX0/TS7 */
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info_ind.trx.v10[0].ts[7] := ts_PCUIF_InfoTrxTsH1(
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tsc := f_rnd_int(7),
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hsn := f_rnd_int(63),
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maio := f_rnd_int(63),
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ma := f_rnd_bitstring(33));
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/* Initialize the PCU interface abstraction */
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f_init_raw(testcasename(), info_ind);
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/* Establish an Uplink TBF */
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f_ms_establish_ul_tbf(ms);
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/* Send Packet Resource Request, so the network will allocate an Uplink resource */
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f_ms_tx_ul_block(ms, ts_RLC_UL_CTRL_ACK(ts_RlcMacUlCtrl_PKT_RES_REQ(ms.tlli, omit)));
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/* Expect an RLC/MAC block with Packet Uplink Assignment on PACCH (see 11.2.29) */
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var RlcmacDlBlock blk := f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_UL_PACKET_ASS);
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var PacketUlAssignment ua := blk.ctrl.payload.u.ul_assignment;
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/* 3GPP TS 44.060, section 12.8 "Frequency Parameters" */
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var template (omit) FrequencyParameters fp;
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if (ua.is_egprs == '1'B) {
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fp := ua.egprs.freq_par;
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} else {
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fp := ua.gprs.freq_par;
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}
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/* This is an optional IE, so it's worth to check its presence */
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if (istemplatekind(fp, "omit")) {
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setverdict(fail, "Frequency Parameters IE is not present");
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f_shutdown(__BFILE__, __LINE__);
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}
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f_TC_pcuif_fh_check_pkt_ass(valueof(info_ind), valueof(fp));
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f_shutdown(__BFILE__, __LINE__, final := true);
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}
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/* Make sure that Packet Downlink Assignment contains hopping parameters */
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testcase TC_pcuif_fh_pkt_ass_dl() runs on RAW_PCU_Test_CT {
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var template PCUIF_info_ind info_ind := ts_PCUIF_INFO_default;
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var octetstring data := f_rnd_octstring(10);
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var GprsMS ms := valueof(t_GprsMS_def);
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var RlcmacDlBlock dl_block;
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var uint32_t poll_fn;
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/* Enable frequency hopping of TRX0/TS7 */
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info_ind.trx.v10[0].ts[7] := ts_PCUIF_InfoTrxTsH1(
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tsc := f_rnd_int(7),
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hsn := f_rnd_int(63),
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maio := f_rnd_int(63),
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ma := f_rnd_bitstring(33));
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/* Initialize NS/BSSGP side */
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f_init_bssgp();
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/* Initialize the PCU interface abstraction */
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f_init_raw(testcasename(), info_ind);
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/* Establish BSSGP connection to the PCU */
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f_bssgp_establish();
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f_bssgp_client_llgmm_assign('FFFFFFFF'O, ms.tlli);
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/* Establish an Uplink TBF */
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f_ms_establish_ul_tbf(ms);
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/* Send an Uplink block, so this TBF becomes "active" */
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f_ms_tx_ul_data_block(ms, data, with_tlli := true);
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/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
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f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, poll_fn);
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f_ms_tx_ul_block(ms, ts_RLCMAC_CTRL_ACK(ms.tlli), poll_fn);
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/* SGSN sends some DL data, PCU will assign Downlink resource on PACCH */
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BSSGP[0].send(ts_BSSGP_DL_UD(ms.tlli, data));
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/* Expect an RLC/MAC block with Packet Downlink Assignment on PACCH (see 11.2.29) */
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dl_block := f_ms_rx_pkt_ass_pacch(ms, poll_fn, tr_RLCMAC_DL_PACKET_ASS);
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var PacketDlAssignment da := dl_block.ctrl.payload.u.dl_assignment;
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/* This is an optional IE, so it's worth to check its presence */
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if (not ispresent(da.freq_par)) {
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setverdict(fail, "Frequency Parameters IE is not present");
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f_shutdown(__BFILE__, __LINE__);
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}
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f_TC_pcuif_fh_check_pkt_ass(valueof(info_ind), da.freq_par);
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f_shutdown(__BFILE__, __LINE__, final := true);
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}
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control {
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execute( TC_pcuif_suspend() );
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execute( TC_ta_ptcch_idle() );
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@ -2109,6 +2369,17 @@ control {
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execute( TC_egprs_pkt_chan_req_reject_exhaustion() );
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execute( TC_mo_ping_pong_with_ul_racap_egprs_only() );
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/* Frequency hopping specific test cases */
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if (PCUIF_Types.mp_pcuif_version >= 10) {
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/* Immediate Assignment on AGCH/PCH */
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execute( TC_pcuif_fh_imm_ass_ul_egprs() );
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execute( TC_pcuif_fh_imm_ass_ul() );
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execute( TC_pcuif_fh_imm_ass_dl() );
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/* Packet Uplink/Downlink Assignment on PACCH */
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execute( TC_pcuif_fh_pkt_ass_ul() );
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execute( TC_pcuif_fh_pkt_ass_dl() );
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}
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}
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