Eric Wild has uploaded this change for review. ( https://gerrit.osmocom.org/14151
Change subject: bts: Extend BTS_Tests.ttcn with test for RSL channel activation with TA from initial activation onwards ...................................................................... bts: Extend BTS_Tests.ttcn with test for RSL channel activation with TA from initial activation onwards Change-Id: I4b2eec223e961aeedfd8afa77cb671d2842910fb Related: OS##3750 --- M bts/BTS_Tests.ttcn 1 file changed, 50 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/51/14151/1 diff --git a/bts/BTS_Tests.ttcn b/bts/BTS_Tests.ttcn index 7912ff6..0eba242 100644 --- a/bts/BTS_Tests.ttcn +++ b/bts/BTS_Tests.ttcn @@ -1783,6 +1783,55 @@ Misc_Helpers.f_shutdown(__BFILE__, __LINE__); } +/* establish DChan, verify that the BTS sets the TA in the first SACCH L1 header. +TA for the IMM ASS messages is still controlled by g_pars.l1_pars.ms_actual_ta! */ +function f_tc_rsl_chan_initial_ta(charstring id) runs on ConnHdlr { + var L1ctlDlMessage l1_dl; + var uint5_t ta_to_test := 16; + + + f_l1_tune(L1CTL); + RSL.clear; + + /* tell fake_trx to use a given timing offset for all bursts */ + f_trx_fake_toffs256(ta_to_test*256); + + f_est_dchan(more_ies :={valueof(t_RSL_IE(RSL_IE_TIMING_ADVANCE, RSL_IE_Body:{timing_adv := ta_to_test}))} ); + + + alt { + + /* Pick all SACCH blocks for checking */ + [] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_SACCH(?))) -> value l1_dl { + + /* The second byte of the L1 header contains the TA. */ + if (not (l1_dl.payload.data_ind.payload[1] == int2oct(ta_to_test, 1))) { + setverdict(fail, "TA in L1 header does not match the signaled (RSL) TA."); + } + + } + + /* Ignore all other blocks */ + [] L1CTL.receive { repeat; } + + } + + f_rsl_chan_deact(); + f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr); + + setverdict(pass); +} + +testcase TC_rsl_chan_initial_ta() runs on test_CT { + var ConnHdlr vc_conn; + var ConnHdlrPars pars; + f_init(testcasename()); + pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); + vc_conn := f_start_handler(refers(f_tc_rsl_chan_initial_ta), pars); + vc_conn.done; + Misc_Helpers.f_shutdown(__BFILE__, __LINE__); +} + /* Test if a channel without valid uplink bursts generates RSL CONN FAIL IND (TS 48.058 4.10) */ private function f_TC_conn_fail_crit(charstring id) runs on ConnHdlr { f_l1_tune(L1CTL); @@ -4621,6 +4670,7 @@ execute( TC_meas_res_sign_sdcch8() ); execute( TC_meas_res_sign_tchh_toa256() ); execute( TC_rsl_ms_pwr_ctrl() ); + execute( TC_rsl_chan_initial_ta() ); execute( TC_conn_fail_crit() ); execute( TC_paging_imsi_80percent() ); execute( TC_paging_tmsi_80percent() ); -- To view, visit https://gerrit.osmocom.org/14151 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-ttcn3-hacks Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: I4b2eec223e961aeedfd8afa77cb671d2842910fb Gerrit-Change-Number: 14151 Gerrit-PatchSet: 1 Gerrit-Owner: Eric Wild <ew...@sysmocom.de>