[PATCH] osmo-ttcn3-hacks[master]: sgsn: Add TC_pdp_act_unattached

[Harald Welte]

Review at  https://gerrit.osmocom.org/6574

sgsn: Add TC_pdp_act_unattached

Change-Id: I162ab7cb74102e6f15c4d685c49575bcd0b4f41c
---
M library/L3_Templates.ttcn
M sgsn/SGSN_Tests.ttcn
2 files changed, 44 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/74/6574/1

diff --git a/library/L3_Templates.ttcn b/library/L3_Templates.ttcn
index 73d2818..4398cea 100644
--- a/library/L3_Templates.ttcn
+++ b/library/L3_Templates.ttcn
@@ -1766,6 +1766,22 @@
 	}
 }
 
+template PDU_L3_SGSN_MS tr_GMM_DET_REQ_MT(template BIT3 dtt := ?, template boolean power_off := ?) := {
+	discriminator := '1000'B,
+	tiOrSkip := {
+		skipIndicator := '0000'B
+	},
+	msgs := {
+		gprs_mm := {
+			detachRequest_SGSN_MS := {
+				messageType := '00000101'B,
+				detachType := { dtt, bool2bit_tmpl(power_off) },
+				forceToStandby := ?,
+				gmmCause := *
+			}
+		}
+	}
+}
 
 function ts_ApnTLV(template (omit) octetstring apn) return template (omit) AccessPointNameTLV {
 	if (istemplatekind(apn, "omit")) {
diff --git a/sgsn/SGSN_Tests.ttcn b/sgsn/SGSN_Tests.ttcn
index 138b63b..988ece1 100644
--- a/sgsn/SGSN_Tests.ttcn
+++ b/sgsn/SGSN_Tests.ttcn
@@ -895,6 +895,33 @@
 	vc_conn.done;
 }
 
+/* PDP Context activation for not-attached subscriber; expect fail */
+private function f_TC_pdp_act_unattached(charstring id) runs on BSSGP_ConnHdlr {
+	var PdpActPars apars := valueof(t_PdpActPars);
+	BSSGP.send(ts_SM_ACT_PDP_REQ(apars.tid, apars.nsapi, apars.sapi, apars.qos, apars.addr,
+				     apars.apn, apars.pco));
+	alt {
+	/* We might want toalso actually expect a PDPC CTX ACT REJ? */
+	[] BSSGP.receive(tr_BD_L3_MT(tr_GMM_DET_REQ_MT(?, ?))) {
+		setverdict(pass);
+		}
+	[] GTP.receive(tr_GTPC_MsgType(?, createPDPContextRequest, ?)) {
+		setverdict(fail, "Unexpected GTP PDP CTX ACT");
+		}
+	[] BSSGP.receive(tr_BD_L3_MT(tr_SM_ACT_PDP_ACCEPT(?, ?))) {
+		setverdict(fail, "Unexpected SM PDP CTX ACT ACK");
+		}
+	[] BSSGP.receive { repeat; }
+	}
+}
+testcase TC_pdp_act_unattached() runs on test_CT {
+	var BSSGP_ConnHdlr vc_conn;
+	f_init();
+	vc_conn := f_start_handler(refers(f_TC_pdp_act_unattached), testcasename(), g_gb[0], 18);
+	vc_conn.done;
+}
+
+
 
 control {
 	execute( TC_attach() );
@@ -913,6 +940,7 @@
 	execute( TC_detach_nopoweroff() );
 	execute( TC_detach_poweroff() );
 	execute( TC_attach_pdp_act() );
+	execute( TC_pdp_act_unattached() );
 }
 
 

-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I162ab7cb74102e6f15c4d685c49575bcd0b4f41c
Gerrit-PatchSet: 1
Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>