<p>laforge has uploaded this change for <strong>review</strong>.</p><p><a href="https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/22696">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">fr: Add TC_ul2dl_ud<br><br>This test case tests NS-UL-UNITDATA transmit and expectes the exact same<br>LLC PDU to be sent back as NS-DL-UNITDATA.<br><br>This way we can verify that both uplink and downlink paths are working,<br>and that no messages are lost. It works stable here on my laptop,<br>showing that if we test the TTCN3 NS + BSSGP code over a E1 line<br>against another instance (fr against fr-net) works reliable.<br><br>Change-Id: Ic115af02207c9b9f4c84fa75890048acb6856c79<br>---<br>M fr/FR_Tests.ttcn<br>1 file changed, 42 insertions(+), 0 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;">git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/96/22696/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/fr/FR_Tests.ttcn b/fr/FR_Tests.ttcn</span><br><span>index a2c5e82..974765e 100644</span><br><span>--- a/fr/FR_Tests.ttcn</span><br><span>+++ b/fr/FR_Tests.ttcn</span><br><span>@@ -6,6 +6,7 @@</span><br><span> </span><br><span> import from NS_Emulation all;</span><br><span> import from BSSGP_Emulation all;</span><br><span style="color: hsl(120, 100%, 40%);">+import from LLC_Types all;</span><br><span> import from LLC_Templates all;</span><br><span> </span><br><span> modulepar {</span><br><span>@@ -256,9 +257,50 @@</span><br><span> }</span><br><span> </span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+private function f_ul2dl_ud(charstring id) runs on UE_CT</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ for (var integer num_pkts := 0; num_pkts < 50; num_pkts := num_pkts + 1) {</span><br><span style="color: hsl(120, 100%, 40%);">+ var integer ran_index := 0;</span><br><span style="color: hsl(120, 100%, 40%);">+ var template (value) PDU_LLC llc_tx;</span><br><span style="color: hsl(120, 100%, 40%);">+ var template (present) PDU_LLC llc_rx_exp;</span><br><span style="color: hsl(120, 100%, 40%);">+ var PDU_LLC llc_rx;</span><br><span style="color: hsl(120, 100%, 40%);">+ timer T := 5.0;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* SAPI '0010'B is looped back by FRNET_Tests.ttcn */</span><br><span style="color: hsl(120, 100%, 40%);">+ llc_tx := ts_LLC_UI(f_rnd_octstring(512), '0010'B, '1'B, 0);</span><br><span style="color: hsl(120, 100%, 40%);">+ llc_rx_exp := llc_tx;</span><br><span style="color: hsl(120, 100%, 40%);">+ llc_rx_exp.pDU_LLC_UI.fCS := ?;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ //BSSGP[ran_index].send(ts_BSSGP_UL_UD(g_pars.tlli, g_pars.cell_id, llc_enc));</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSGP[ran_index].send(llc_tx);</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%);">+ [] BSSGP[ran_index].receive(llc_rx_exp) -> value llc_rx { }</span><br><span style="color: hsl(120, 100%, 40%);">+ [] BSSGP[ran_index].receive(PDU_LLC:?) -> value llc_rx {</span><br><span style="color: hsl(120, 100%, 40%);">+ setverdict(fail, "Unexpected LLC: ", llc_rx);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ [] T.timeout {</span><br><span style="color: hsl(120, 100%, 40%);">+ setverdict(fail, "Timeout waiting for ", llc_rx_exp);</span><br><span style="color: hsl(120, 100%, 40%);">+ break;</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%);">+ //f_sleep(0.1);</span><br><span style="color: hsl(120, 100%, 40%);">+ /* 512 bytes + 32 bytes HDR every 0.5s (1088/s) means about 8704/s per UE */</span><br><span style="color: hsl(120, 100%, 40%);">+ /* at 100 UE that ends up about 870 kBps */</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%);">+/* Generate uplink-unitdata traffic */</span><br><span style="color: hsl(120, 100%, 40%);">+testcase TC_ul2dl_ud() runs on test_CT</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ f_tc_body(refers(f_ul2dl_ud), ue_tguard := 100.0);</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%);">+</span><br><span> control {</span><br><span> execute( TC_bvc_bringup() );</span><br><span> execute( TC_ul_ud() );</span><br><span style="color: hsl(120, 100%, 40%);">+ execute( TC_ul2dl_ud() );</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/+/22696">change 22696</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: Ic115af02207c9b9f4c84fa75890048acb6856c79 </div>
<div style="display:none"> Gerrit-Change-Number: 22696 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: laforge <laforge@osmocom.org> </div>
<div style="display:none"> Gerrit-MessageType: newchange </div>