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laforge gerrit-no-reply at lists.osmocom.orglaforge has submitted this change. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/20805 ) Change subject: bts-lapdm: Introduce test TC_normal_reestablishment_state_unacked ...................................................................... bts-lapdm: Introduce test TC_normal_reestablishment_state_unacked Related: OS#4819 Change-Id: I551beaa29b9a1d3af0b1517e06ae1badf7e1bd3f --- M bts/BTS_Tests_LAPDm.ttcn 1 file changed, 68 insertions(+), 0 deletions(-) Approvals: laforge: Looks good to me, approved fixeria: Looks good to me, but someone else must approve Jenkins Builder: Verified diff --git a/bts/BTS_Tests_LAPDm.ttcn b/bts/BTS_Tests_LAPDm.ttcn index 7f5017d..05c1a71 100644 --- a/bts/BTS_Tests_LAPDm.ttcn +++ b/bts/BTS_Tests_LAPDm.ttcn @@ -1392,6 +1392,73 @@ f_testmatrix_each_chan(pars, refers(f_TC_normal_reestablishment)); } +/* Test procedure for normal reestablishment in state LAPD_STATE_TIMER_RECOV (after T200, waiting for Ack), as per: + * OS#4819 + * 3GPP TS 44.006 8.4.1.2 "Normal establishment procedure" + * 3GPP TS 44.006 8.4.2.1 "General requirements" + * 3GPP TS 44.006 8.6.3 "Procedures for re-establishment" + * */ +private function f_TC_normal_reestablishment_state_unacked(charstring id) runs on ConnHdlr { + var RslLinkId link_id := valueof(ts_RslLinkID_DCCH(0)) + var octetstring l3_mo := f_rnd_octstring(c_TS0406_MAX_L3_OCTETS); + var octetstring l3_mt := f_rnd_octstring(20); + var LapdmDlState dls; + var default d; + timer T := 3.0; + var boolean use_sacch := false; + var boolean received_estind := false; + var boolean received_ua := false; + + fp_common_init(); + + /* some common altstep for meas res and other background noise */ + d := activate(as_ignore_background(true)); + RSL.clear; + LAPDM.clear; + + f_establish_mo(link_id); + RSL.send(ts_RSL_DATA_REQ(g_chan_nr, link_id, l3_mt)); + /* first transmission, P = 0 */ + LAPDM.receive(t_PH_DATA(0, use_sacch, tr_LAPDm_I(link_id.sapi, c_r:=cr_MT_CMD, p:=false, + nr:=0, ns:=0, l3:=l3_mt))); + /* re-transmission, P = 1 */ + LAPDM.receive(t_PH_DATA(0, use_sacch, tr_LAPDm_I(link_id.sapi, c_r:=cr_MT_CMD, p:=true, + nr:=0, ns:=0, l3:=l3_mt))); + deactivate(d); + + /* We received one retrans, so peer is in LAPD_STATE_TIMER_RECOV state. Now send SABM: */ + LAPDM.send(t_PH_DATA(link_id.sapi, use_sacch, ts_LAPDm_SABM(link_id.sapi, c_r:=cr_MO_CMD, p:=true, l3:=''O))); + T.start + alt { + [] LAPDM.receive(t_PH_DATA(?, use_sacch, tr_LAPDm_UA(link_id.sapi, cr_MT_RSP, f:=true, l3:=''O))) { + received_ua := true; + if (not received_estind) { + repeat; + } + } + [] RSL.receive(tr_RSL_EST_IND_NOL3(g_chan_nr, link_id)) { + received_estind := true; + if (not received_ua) { + repeat; + } + } + [] RSL.receive { repeat; } + [] LAPDM.receive { repeat; } + [] T.timeout { setverdict(fail, "Timeout waiting for UA"); } + } + + /* Test we can still send data afterwards */ + l3_mo := f_rnd_octstring(c_TS0406_MAX_L3_OCTETS); + dls := valueof(t_init_LapdmDlState); + f_lapdm_transceive_mo(dls, link_id, l3_mo); + + fp_common_fini(); +} +testcase TC_normal_reestablishment_state_unacked() runs on test_CT { + var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN)); + f_testmatrix_each_chan(pars, refers(f_TC_normal_reestablishment_state_unacked)); +} + control { execute(TC_sabm_ua_dcch_sapi0()); execute(TC_sabm_ua_dcch_sapi0_nopayload()); @@ -1415,6 +1482,7 @@ execute(TC_incorrect_cr()); execute(TC_sabm_incorrect_c()); execute(TC_normal_reestablishment()); + execute(TC_normal_reestablishment_state_unacked()); } } -- To view, visit https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/20805 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-ttcn3-hacks Gerrit-Branch: master Gerrit-Change-Id: I551beaa29b9a1d3af0b1517e06ae1badf7e1bd3f Gerrit-Change-Number: 20805 Gerrit-PatchSet: 3 Gerrit-Owner: pespin <pespin at sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy at sysmocom.de> Gerrit-Reviewer: laforge <laforge at osmocom.org> Gerrit-MessageType: merged -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20201021/a2ceabc9/attachment.htm>