sgsn: Introduce global guard timer

Change-Id: I0c1fd2a38a4f412079b5f28302b15124d9fd3b3d

1 files changed, 17 insertions, 3 deletions

diff --git a/sgsn/SGSN_Tests.ttcn b/sgsn/SGSN_Tests.ttcn
index bb97a684..a326a834 100644
--- a/sgsn/SGSN_Tests.ttcn
+++ b/sgsn/SGSN_Tests.ttcn
@@ -43,6 +43,7 @@ type component test_CT {
 
 type component BSSGP_ConnHdlr extends BSSGP_Client_CT, GSUP_ConnHdlr {
 	var BSSGP_ConnHdlrPars g_pars;
+	timer g_Tguard;
 }
 
 type record SGSN_ConnHdlrNetworkPars {
@@ -65,7 +66,8 @@ type record BSSGP_ConnHdlrPars {
 	RoutingAreaIdentificationV ra optional,
 	BssgpCellId bssgp_cell_id,
 	AuthVector vec optional,
-	SGSN_ConnHdlrNetworkPars net
+	SGSN_ConnHdlrNetworkPars net,
+	float t_guard
 };
 
 
@@ -136,7 +138,8 @@ function f_init() runs on test_CT {
 type function void_fn(charstring id) runs on BSSGP_ConnHdlr;
 
 /* helper function to create, connect and start a BSSGP_ConnHdlr component */
-function f_start_handler(void_fn fn, charstring id, GbInstance gb, integer imsi_suffix)
+function f_start_handler(void_fn fn, charstring id, GbInstance gb, integer imsi_suffix,
+			 float t_guard := 30.0)
 runs on test_CT return BSSGP_ConnHdlr {
 	var BSSGP_ConnHdlr vc_conn;
 	var SGSN_ConnHdlrNetworkPars net_pars := {
@@ -153,7 +156,8 @@ runs on test_CT return BSSGP_ConnHdlr {
 		ra := omit,
 		bssgp_cell_id := gb.cfg.cell_id,
 		vec := omit,
-		net := net_pars
+		net := net_pars,
+		t_guard := t_guard
 	};
 
 	vc_conn := BSSGP_ConnHdlr.create(id);
@@ -167,6 +171,13 @@ runs on test_CT return BSSGP_ConnHdlr {
 	return vc_conn;
 }
 
+private altstep as_Tguard() runs on BSSGP_ConnHdlr {
+	[] g_Tguard.timeout {
+		setverdict(fail, "Tguard timeout");
+		self.stop;
+	}
+}
+
 /* first function called in every ConnHdlr */
 private function f_handler_init(void_fn fn, charstring id, BSSGP_ConnHdlrPars pars)
 runs on BSSGP_ConnHdlr {
@@ -178,6 +189,9 @@ runs on BSSGP_ConnHdlr {
 	/* tell GSUP dispatcher to send this IMSI to us */
 	f_create_gsup_expect(hex2str(g_pars.imsi));
 
+	g_Tguard.start(pars.t_guard);
+	activate(as_Tguard());
+
 	/* call the user-supplied test case function */
 	fn.apply(id);
 	f_bssgp_client_unregister(g_pars.imsi);