<p>pespin <strong>submitted</strong> this change.</p><p><a href="https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/24798">View Change</a></p><div style="white-space:pre-wrap">Approvals:
laforge: Looks good to me, approved
Jenkins Builder: Verified
</div><pre style="font-family: monospace,monospace; white-space: pre-wrap;">bsc: Introduce test TC_dyn_ts_sdcch8_act_nack<br><br>Change-Id: I388677c90203853fae584ca60d0e6645bb4ad675<br>Related: SYS#5309<br>---<br>M bsc/BSC_Tests.ttcn<br>1 file changed, 66 insertions(+), 0 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn</span><br><span>index 31e004b..5f58a9e 100644</span><br><span>--- a/bsc/BSC_Tests.ttcn</span><br><span>+++ b/bsc/BSC_Tests.ttcn</span><br><span>@@ -6824,6 +6824,71 @@</span><br><span> f_shutdown_helper();</span><br><span> }</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+/* Test Osmocom dyn TS SDCCH8 activation / deactivation when SDCCH fails at BTS */</span><br><span style="color: hsl(120, 100%, 40%);">+testcase TC_dyn_ts_sdcch8_act_nack() runs on test_CT {</span><br><span style="color: hsl(120, 100%, 40%);">+ var RSL_Message rsl_unused, rsl_msg;</span><br><span style="color: hsl(120, 100%, 40%);">+ var DchanTuple dt;</span><br><span style="color: hsl(120, 100%, 40%);">+ var BSSAP_N_CONNECT_ind rx_c_ind;</span><br><span style="color: hsl(120, 100%, 40%);">+ var GsmRrMessage rr;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* change Timeslot 6 before f_init() starts RSL */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_init_vty();</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ts_set_chcomb(0, 0, 6, "TCH/F_TCH/H_SDCCH8_PDCH");</span><br><span style="color: hsl(120, 100%, 40%);">+ f_vty_transceive(BSCVTY, "drop bts connection 0 oml");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ f_init(1, false);</span><br><span style="color: hsl(120, 100%, 40%);">+ f_sleep(1.0);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ var RslChannelNr pdch_chan_nr := valueof(t_RslChanNr_PDCH(6));</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ log("TCH/F_TCH/H_SDCCH8_PDCH pchan starts out in disabled mode:");</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ts_dyn_mode_assert(0, 0, pdch_chan_nr.tn, NONE_MODE);</span><br><span style="color: hsl(120, 100%, 40%);">+ /* The BSC will activate the dynamic PDCH by default, so confirm that */</span><br><span style="color: hsl(120, 100%, 40%);">+ rsl_unused := f_exp_ipa_rx(0, tr_RSL_CHAN_ACT_PDCH(pdch_chan_nr, ?));</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ipa_tx(0, ts_RSL_CHAN_ACT_ACK(pdch_chan_nr, 2342));</span><br><span style="color: hsl(120, 100%, 40%);">+ f_sleep(1.0);</span><br><span style="color: hsl(120, 100%, 40%);">+ log("TCH/F_TCH/H_SDCCH8_PDC requested to PDCH ACT on startup, which was ACKed, so now in PDCH:");</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ts_dyn_mode_assert(0, 0, pdch_chan_nr.tn, PDCH_MODE);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Fill TS0 SDCCH channels (NOTE: only 3 SDCCH/4 channels are available</span><br><span style="color: hsl(120, 100%, 40%);">+ * on CCCH+SDCCH4+CBCH) */</span><br><span style="color: hsl(120, 100%, 40%);">+ var integer i;</span><br><span style="color: hsl(120, 100%, 40%);">+ for (i := 0; i < 3; i := i + 1) {</span><br><span style="color: hsl(120, 100%, 40%);">+ dt := f_est_dchan('23'O, i, '00010203040506'O);</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Now the dyn ts is selected. First PDCH is released, then sdcch chan is activated */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ipa_tx(0, ts_RSL_CHAN_RQD(int2oct(oct2int('23'O) + i, 1), 2342));</span><br><span style="color: hsl(120, 100%, 40%);">+ rsl_unused := f_exp_ipa_rx(0, tr_RSL_RF_CHAN_REL(pdch_chan_nr));</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ipa_tx(0, ts_RSL_RF_CHAN_REL_ACK(pdch_chan_nr));</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ rsl_msg := f_exp_ipa_rx(0, tr_RSL_MsgTypeD(RSL_MT_CHAN_ACTIV));</span><br><span style="color: hsl(120, 100%, 40%);">+ dt.rsl_chan_nr := rsl_msg.ies[0].body.chan_nr;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ts_dyn_mode_assert(0, 0, dt.rsl_chan_nr.tn, SDCCH8_MODE);</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ipa_tx(0, ts_RSL_CHAN_ACT_NACK(dt.rsl_chan_nr, RSL_ERR_EQUIPMENT_FAIL));</span><br><span style="color: hsl(120, 100%, 40%);">+ rsl_msg := f_exp_ipa_rx(0, tr_RSL_IMM_ASSIGN(0));</span><br><span style="color: hsl(120, 100%, 40%);">+ rr := dec_GsmRrMessage(rsl_msg.ies[1].body.full_imm_ass_info.payload);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (rr.header.message_type != IMMEDIATE_ASSIGNMENT_REJECT) {</span><br><span style="color: hsl(120, 100%, 40%);">+ Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "Expected reject");</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* FIXME? Currently the TS stays in state BORKEN: */</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* The BSC will switch the TS back to PDCH once the only lchan using it is released: */</span><br><span style="color: hsl(120, 100%, 40%);">+ /* rsl_unused := f_exp_ipa_rx(0, tr_RSL_CHAN_ACT_PDCH(pdch_chan_nr, ?));</span><br><span style="color: hsl(120, 100%, 40%);">+ * f_ipa_tx(0, ts_RSL_CHAN_ACT_ACK(pdch_chan_nr, 2342));</span><br><span style="color: hsl(120, 100%, 40%);">+ * f_sleep(1.0);</span><br><span style="color: hsl(120, 100%, 40%);">+ * f_ts_dyn_mode_assert(0, 0, pdch_chan_nr.tn, PDCH_MODE)</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* clean up config */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_ts_set_chcomb(0, 0, 6, "PDCH");</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ f_shutdown_helper();</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> testcase TC_chopped_ipa_ping() runs on test_CT {</span><br><span> const Integers bsc_ipa_ports := {mp_bsc_rsl_port, mp_bsc_oml_port, mp_bsc_ctrl_port};</span><br><span> for (var integer i := 0; i < lengthof(bsc_ipa_ports); i := i + 1) {</span><br><span>@@ -9269,6 +9334,7 @@</span><br><span> execute( TC_dyn_pdch_osmo_act_deact() );</span><br><span> execute( TC_dyn_pdch_osmo_act_nack() );</span><br><span> execute( TC_dyn_ts_sdcch8_act_deact() );</span><br><span style="color: hsl(120, 100%, 40%);">+ execute( TC_dyn_ts_sdcch8_act_nack() );</span><br><span> </span><br><span> execute( TC_chopped_ipa_ping() );</span><br><span> execute( TC_chopped_ipa_payload() );</span><br><span></span><br></pre><p>To view, visit <a href="https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/24798">change 24798</a>. 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<div style="display:none"> Gerrit-Project: osmo-ttcn3-hacks </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-Change-Id: I388677c90203853fae584ca60d0e6645bb4ad675 </div>
<div style="display:none"> Gerrit-Change-Number: 24798 </div>
<div style="display:none"> Gerrit-PatchSet: 2 </div>
<div style="display:none"> Gerrit-Owner: pespin <pespin@sysmocom.de> </div>
<div style="display:none"> Gerrit-Reviewer: Jenkins Builder </div>
<div style="display:none"> Gerrit-Reviewer: laforge <laforge@osmocom.org> </div>
<div style="display:none"> Gerrit-Reviewer: neels <nhofmeyr@sysmocom.de> </div>
<div style="display:none"> Gerrit-Reviewer: pespin <pespin@sysmocom.de> </div>
<div style="display:none"> Gerrit-MessageType: merged </div>