From 6f20316985b912189a130e7a0c485adf78639dd1 Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Sun, 18 Feb 2018 22:04:55 +0100
Subject: sgsn: Add TC_attach_pdp_act_user_deact_mo

Change-Id: I43cb7728658cae6590eb1bd31c7c285b942a265e
---
 sgsn/SGSN_Tests.ttcn | 45 ++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 42 insertions(+), 3 deletions(-)

(limited to 'sgsn')

diff --git a/sgsn/SGSN_Tests.ttcn b/sgsn/SGSN_Tests.ttcn
index 4369078d..06ed56be 100644
--- a/sgsn/SGSN_Tests.ttcn
+++ b/sgsn/SGSN_Tests.ttcn
@@ -257,14 +257,12 @@ runs on BSSGP_ConnHdlr {
    * ATTACH / RAU
    ** with / without authentication
    ** with / without P-TMSI allocation
-   ** reject from HLR on SAI
-   ** reject from HLR on UL
    * re-transmissions of LLC frames
    * PDP Context activation
    ** with different GGSN config in SGSN VTY
    ** with different PDP context type (v4/v6/v46)
    ** timeout from GGSN
-   ** reject from GGSN
+   ** multiple / secondary PDP context
  */
 
 testcase TC_wait_ns_up() runs on test_CT {
@@ -826,6 +824,25 @@ function f_pdp_ctx_act(inout PdpActPars apars) runs on BSSGP_ConnHdlr {
 	}
 }
 
+function f_pdp_ctx_deact_mo(inout PdpActPars apars, OCT1 cause) runs on BSSGP_ConnHdlr {
+	var boolean exp_rej := ispresent(apars.exp_rej_cause);
+	var Gtp1cUnitdata g_ud;
+
+	BSSGP.send(ts_SM_DEACT_PDP_REQ_MO(apars.tid, cause, false, omit));
+	GTP.receive(tr_GTPC_MsgType(?, deletePDPContextRequest, apars.ggsn_tei_c)) -> value g_ud {
+		var integer seq_nr := oct2int(g_ud.gtpc.opt_part.sequenceNumber);
+		BSSGP.clear;
+		GTP.send(ts_GTPC_DeletePdpResp(g_ud.peer, seq_nr, apars.sgsn_tei_c, '7F'O));
+	}
+	alt {
+	[] BSSGP.receive(tr_BD_L3_MT(tr_SM_DEACT_PDP_ACCEPT_MT(apars.tid))) {
+		setverdict(pass);
+		}
+	[] as_xid(apars);
+	}
+}
+
+
 /* Table 10.5.156/3GPP TS 24.008 */
 template (value) QoSV t_QosDefault := {
 	reliabilityClass := '011'B, /* unacknowledged GTP+LLC, acknowledged RLC */
@@ -1057,6 +1074,27 @@ testcase TC_attach_pdp_act_ggsn_reject() runs on test_CT {
 	vc_conn.done;
 }
 
+/* ATTACH + PDP CTX ACT + user plane traffic + PDP CTX DEACT in MO direction */
+private function f_TC_attach_pdp_act_user_deact_mo(charstring id) runs on BSSGP_ConnHdlr {
+	var PdpActPars apars := valueof(t_PdpActPars(mp_ggsn_ip));
+
+	/* first perform regular attach */
+	f_TC_attach(id);
+	/* then activate PDP context */
+	f_pdp_ctx_act(apars);
+	/* then transceive a downlink PDU */
+	f_gtpu_xceive_mt(apars, f_rnd_octstring(100));
+	f_gtpu_xceive_mo(apars, f_rnd_octstring(200));
+
+	f_pdp_ctx_deact_mo(apars, '00'O);
+}
+testcase TC_attach_pdp_act_user_deact_mo() runs on test_CT {
+	var BSSGP_ConnHdlr vc_conn;
+	f_init();
+	vc_conn := f_start_handler(refers(f_TC_attach_pdp_act_user_deact_mo), testcasename(), g_gb[0], 21);
+	vc_conn.done;
+}
+
 
 control {
 	execute( TC_attach() );
@@ -1078,6 +1116,7 @@ control {
 	execute( TC_pdp_act_unattached() );
 	execute( TC_attach_pdp_act_user() );
 	execute( TC_attach_pdp_act_ggsn_reject() );
+	execute( TC_attach_pdp_act_user_deact_mo() );
 }
 
 
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