<p>laforge <strong>submitted</strong> this change.</p><p><a href="https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/20805">View Change</a></p><div style="white-space:pre-wrap">Approvals:
laforge: Looks good to me, approved
fixeria: Looks good to me, but someone else must approve
Jenkins Builder: Verified
</div><pre style="font-family: monospace,monospace; white-space: pre-wrap;">bts-lapdm: Introduce test TC_normal_reestablishment_state_unacked<br><br>Related: OS#4819<br>Change-Id: I551beaa29b9a1d3af0b1517e06ae1badf7e1bd3f<br>---<br>M bts/BTS_Tests_LAPDm.ttcn<br>1 file changed, 68 insertions(+), 0 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/bts/BTS_Tests_LAPDm.ttcn b/bts/BTS_Tests_LAPDm.ttcn</span><br><span>index 7f5017d..05c1a71 100644</span><br><span>--- a/bts/BTS_Tests_LAPDm.ttcn</span><br><span>+++ b/bts/BTS_Tests_LAPDm.ttcn</span><br><span>@@ -1392,6 +1392,73 @@</span><br><span> f_testmatrix_each_chan(pars, refers(f_TC_normal_reestablishment));</span><br><span> }</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+/* Test procedure for normal reestablishment in state LAPD_STATE_TIMER_RECOV (after T200, waiting for Ack), as per:</span><br><span style="color: hsl(120, 100%, 40%);">+ * OS#4819</span><br><span style="color: hsl(120, 100%, 40%);">+ * 3GPP TS 44.006 8.4.1.2 "Normal establishment procedure"</span><br><span style="color: hsl(120, 100%, 40%);">+ * 3GPP TS 44.006 8.4.2.1 "General requirements"</span><br><span style="color: hsl(120, 100%, 40%);">+ * 3GPP TS 44.006 8.6.3 "Procedures for re-establishment"</span><br><span style="color: hsl(120, 100%, 40%);">+ * */</span><br><span style="color: hsl(120, 100%, 40%);">+private function f_TC_normal_reestablishment_state_unacked(charstring id) runs on ConnHdlr {</span><br><span style="color: hsl(120, 100%, 40%);">+ var RslLinkId link_id := valueof(ts_RslLinkID_DCCH(0))</span><br><span style="color: hsl(120, 100%, 40%);">+ var octetstring l3_mo := f_rnd_octstring(c_TS0406_MAX_L3_OCTETS);</span><br><span style="color: hsl(120, 100%, 40%);">+ var octetstring l3_mt := f_rnd_octstring(20);</span><br><span style="color: hsl(120, 100%, 40%);">+ var LapdmDlState dls;</span><br><span style="color: hsl(120, 100%, 40%);">+ var default d;</span><br><span style="color: hsl(120, 100%, 40%);">+ timer T := 3.0;</span><br><span style="color: hsl(120, 100%, 40%);">+ var boolean use_sacch := false;</span><br><span style="color: hsl(120, 100%, 40%);">+ var boolean received_estind := false;</span><br><span style="color: hsl(120, 100%, 40%);">+ var boolean received_ua := false;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ fp_common_init();</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* some common altstep for meas res and other background noise */</span><br><span style="color: hsl(120, 100%, 40%);">+ d := activate(as_ignore_background(true));</span><br><span style="color: hsl(120, 100%, 40%);">+ RSL.clear;</span><br><span style="color: hsl(120, 100%, 40%);">+ LAPDM.clear;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ f_establish_mo(link_id);</span><br><span style="color: hsl(120, 100%, 40%);">+ RSL.send(ts_RSL_DATA_REQ(g_chan_nr, link_id, l3_mt));</span><br><span style="color: hsl(120, 100%, 40%);">+ /* first transmission, P = 0 */</span><br><span style="color: hsl(120, 100%, 40%);">+ LAPDM.receive(t_PH_DATA(0, use_sacch, tr_LAPDm_I(link_id.sapi, c_r:=cr_MT_CMD, p:=false,</span><br><span style="color: hsl(120, 100%, 40%);">+ nr:=0, ns:=0, l3:=l3_mt)));</span><br><span style="color: hsl(120, 100%, 40%);">+ /* re-transmission, P = 1 */</span><br><span style="color: hsl(120, 100%, 40%);">+ LAPDM.receive(t_PH_DATA(0, use_sacch, tr_LAPDm_I(link_id.sapi, c_r:=cr_MT_CMD, p:=true,</span><br><span style="color: hsl(120, 100%, 40%);">+ nr:=0, ns:=0, l3:=l3_mt)));</span><br><span style="color: hsl(120, 100%, 40%);">+ deactivate(d);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* We received one retrans, so peer is in LAPD_STATE_TIMER_RECOV state. Now send SABM: */</span><br><span style="color: hsl(120, 100%, 40%);">+ 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)));</span><br><span style="color: hsl(120, 100%, 40%);">+ T.start</span><br><span style="color: hsl(120, 100%, 40%);">+ alt {</span><br><span style="color: hsl(120, 100%, 40%);">+ [] LAPDM.receive(t_PH_DATA(?, use_sacch, tr_LAPDm_UA(link_id.sapi, cr_MT_RSP, f:=true, l3:=''O))) {</span><br><span style="color: hsl(120, 100%, 40%);">+ received_ua := true;</span><br><span style="color: hsl(120, 100%, 40%);">+ if (not received_estind) {</span><br><span style="color: hsl(120, 100%, 40%);">+ repeat;</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%);">+ [] RSL.receive(tr_RSL_EST_IND_NOL3(g_chan_nr, link_id)) {</span><br><span style="color: hsl(120, 100%, 40%);">+ received_estind := true;</span><br><span style="color: hsl(120, 100%, 40%);">+ if (not received_ua) {</span><br><span style="color: hsl(120, 100%, 40%);">+ repeat;</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%);">+ [] RSL.receive { repeat; }</span><br><span style="color: hsl(120, 100%, 40%);">+ [] LAPDM.receive { repeat; }</span><br><span style="color: hsl(120, 100%, 40%);">+ [] T.timeout { setverdict(fail, "Timeout waiting for UA"); }</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%);">+ /* Test we can still send data afterwards */</span><br><span style="color: hsl(120, 100%, 40%);">+ l3_mo := f_rnd_octstring(c_TS0406_MAX_L3_OCTETS);</span><br><span style="color: hsl(120, 100%, 40%);">+ dls := valueof(t_init_LapdmDlState);</span><br><span style="color: hsl(120, 100%, 40%);">+ f_lapdm_transceive_mo(dls, link_id, l3_mo);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ fp_common_fini();</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+testcase TC_normal_reestablishment_state_unacked() runs on test_CT {</span><br><span style="color: hsl(120, 100%, 40%);">+ var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));</span><br><span style="color: hsl(120, 100%, 40%);">+ f_testmatrix_each_chan(pars, refers(f_TC_normal_reestablishment_state_unacked));</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> control {</span><br><span> execute(TC_sabm_ua_dcch_sapi0());</span><br><span> execute(TC_sabm_ua_dcch_sapi0_nopayload());</span><br><span>@@ -1415,6 +1482,7 @@</span><br><span> execute(TC_incorrect_cr());</span><br><span> execute(TC_sabm_incorrect_c());</span><br><span> execute(TC_normal_reestablishment());</span><br><span style="color: hsl(120, 100%, 40%);">+ execute(TC_normal_reestablishment_state_unacked());</span><br><span> }</span><br><span> </span><br><span> }</span><br><span></span><br></pre><p>To view, visit <a href="https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/20805">change 20805</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: I551beaa29b9a1d3af0b1517e06ae1badf7e1bd3f </div>
<div style="display:none"> Gerrit-Change-Number: 20805 </div>
<div style="display:none"> Gerrit-PatchSet: 3 </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: fixeria <vyanitskiy@sysmocom.de> </div>
<div style="display:none"> Gerrit-Reviewer: laforge <laforge@osmocom.org> </div>
<div style="display:none"> Gerrit-MessageType: merged </div>