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osmo-ttcn3-hacks
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sgsn: Add functions for BSSGP suspend + resume procedure 

Change-Id: Ib1e370e2c5fe774029f459ef991fb9ac777f5631
Related: OS#4616
This commit is contained in:
Harald Welte 2020-06-17 22:11:43 +02:00
parent a36b246462
commit f2f3c9bf79
1 changed files with 40 additions and 0 deletions
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40
sgsn/SGSN_Tests.ttcn
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@ -799,6 +799,46 @@ friend function f_gmm_attach(boolean umts_aka_challenge, boolean force_gsm_sres,
f_sleep(0.05);
}
friend function f_bssgp_suspend(integer ran_idx := 0) runs on BSSGP_ConnHdlr return OCT1 {
timer T := 5.0;
var PDU_BSSGP rx_pdu;
BSSGP_SIG[ran_idx].send(ts_BSSGP_SUSPEND(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id));
T.start;
alt {
[] BSSGP_SIG[ran_idx].receive(tr_BSSGP_SUSPEND_ACK(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id, ?)) -> value rx_pdu {
return rx_pdu.pDU_BSSGP_SUSPEND_ACK.suspend_Reference_Number.suspend_Reference_Number_value;
}
[] BSSGP_SIG[ran_idx].receive(tr_BSSGP_SUSPEND_NACK(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id, ?)) -> value rx_pdu {
setverdict(fail, "SUSPEND-NACK in response to SUSPEND for TLLI ", g_pars.tlli);
mtc.stop;
}
[] T.timeout {
setverdict(fail, "No SUSPEND-ACK in response to SUSPEND for TLLI ", g_pars.tlli);
mtc.stop;
}
}
return '00'O;
}
friend function f_bssgp_resume(OCT1 susp_ref, integer ran_idx := 0) runs on BSSGP_ConnHdlr {
timer T := 5.0;
BSSGP_SIG[ran_idx].send(ts_BSSGP_RESUME(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id, susp_ref));
T.start;
alt {
[] BSSGP_SIG[ran_idx].receive(tr_BSSGP_RESUME_ACK(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id));
[] BSSGP_SIG[ran_idx].receive(tr_BSSGP_RESUME_NACK(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id,
?)) {
setverdict(fail, "RESUME-NACK in response to RESUME for TLLI ", g_pars.tlli);
mtc.stop;
}
[] T.timeout {
setverdict(fail, "No RESUME-ACK in response to SUSPEND for TLLI ", g_pars.tlli);
mtc.stop;
}
}
}
private function f_TC_attach(charstring id) runs on BSSGP_ConnHdlr {
f_gmm_attach(false, false);
setverdict(pass);