pcu: Introduce test TC_imm_ass_dl_block_retrans
Change-Id: Icc60cebb8583c9dc97b658def69f17e6efced384
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@ -1467,6 +1467,60 @@ testcase TC_mo_ping_pong() runs on RAW_PCU_Test_CT {
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f_tx_rlcmac_ul_block(ts_RLCMAC_DL_ACK_NACK(dl_block.data.mac_hdr.hdr_ext.tfi, ack_nack_desc), 0, sched_fn);
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f_tx_rlcmac_ul_block(ts_RLCMAC_DL_ACK_NACK(dl_block.data.mac_hdr.hdr_ext.tfi, ack_nack_desc), 0, sched_fn);
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}
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}
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/* Verify that if PCU doesn't get an ACK for first DL block after IMM ASS, it
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* will retry by retransmitting both the IMM ASS + DL block after poll (ack)
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* timeout occurs (specified by sent RRBP on DL block). */
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testcase TC_imm_ass_dl_block_retrans() runs on RAW_PCU_Test_CT {
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var GsmRrMessage rr_imm_ass;
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var PacketDlAssign dl_tbf_ass;
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var RlcmacDlBlock dl_block;
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var octetstring data := f_rnd_octstring(10);
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var boolean ok;
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var uint32_t sched_fn;
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var OCT4 tlli := '00000001'O;
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var AckNackDescription ack_nack_desc := valueof(t_AckNackDescription_init);
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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());
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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, 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(tlli, data));
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f_pcuif_rx_pch_imm_tbf_ass(rr_imm_ass);
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ok := f_imm_ass_verify_dl_tbf_ass(rr_imm_ass, dl_tbf_ass);
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if (not ok) {
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setverdict(fail, "Immediate Assignment not a Downlink TBF");
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mtc.stop;
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}
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/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
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f_sleep(X2002);
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f_rx_rlcmac_dl_block_exp_data(dl_block, sched_fn, data, 0);
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/* Now we don't ack the dl block (emulate MS failed receiveing IMM ASS
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* or GPRS DL, or DL ACK was lost for some reason). As a result, PCU
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* should retrigger IMM ASS + GPRS DL procedure after poll timeout. */
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f_pcuif_rx_pch_imm_tbf_ass(rr_imm_ass);
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ok := f_imm_ass_verify_dl_tbf_ass(rr_imm_ass, dl_tbf_ass);
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if (not ok) {
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setverdict(fail, "Immediate Assignment not a Downlink TBF");
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mtc.stop;
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}
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/* Wait timer X2002 and DL block is available after CCCH IMM ASS: */
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f_sleep(X2002);
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f_rx_rlcmac_dl_block_exp_data(dl_block, sched_fn, data, 0);
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/* ACK the DL block */
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f_acknackdesc_ack_block(ack_nack_desc, dl_block.data.mac_hdr.hdr_ext.bsn, '1'B);
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f_tx_rlcmac_ul_block(ts_RLCMAC_DL_ACK_NACK(dl_block.data.mac_hdr.hdr_ext.tfi, ack_nack_desc), 0, sched_fn);
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}
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control {
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control {
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execute( TC_ns_reset() );
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execute( TC_ns_reset() );
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execute( TC_ns_reset_retrans() );
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execute( TC_ns_reset_retrans() );
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@ -1486,6 +1540,7 @@ control {
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execute( TC_cs_max_ul() );
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execute( TC_cs_max_ul() );
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execute( TC_t3169() );
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execute( TC_t3169() );
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execute( TC_mo_ping_pong() );
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execute( TC_mo_ping_pong() );
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execute( TC_imm_ass_dl_block_retrans() );
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}
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}
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