Change in osmo-ttcn3-hacks[master]: sgsn: add TC_attach_check_complete_resend()

[lynxis lazus]

lynxis lazus has uploaded this change for review. ( https://gerrit.osmocom.org/9585


Change subject: sgsn: add TC_attach_check_complete_resend()
......................................................................

sgsn: add TC_attach_check_complete_resend()

MS -> SGSN: Attach Request IMSI
MS <- SGSN: Identity Request *
MS -> SGSN: Identity Response *
MS <- SGSN: Attach Complete 5x

Change-Id: I9bbbda01f3c41a2f8acf13042d6bcc86f18d74ce
---
M sgsn/SGSN_Tests.ttcn
1 file changed, 37 insertions(+), 0 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/85/9585/1

diff --git a/sgsn/SGSN_Tests.ttcn b/sgsn/SGSN_Tests.ttcn
index 466c3ed..017c724 100644
--- a/sgsn/SGSN_Tests.ttcn
+++ b/sgsn/SGSN_Tests.ttcn
@@ -1553,6 +1553,42 @@
 	vc_conn.done;
 }
 
+/* Attempt an attach, but never answer a Attach Complete */
+private function f_TC_attach_check_complete_resend(charstring id) runs on BSSGP_ConnHdlr {
+	var integer count_req := 0;
+
+	BSSGP.send(ts_GMM_ATTACH_REQ(f_mi_get_lv(), f_random_RAI(), true, false, omit, omit));
+	f_gmm_auth();
+
+	alt {
+		[] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_REJECT(?))) {
+			/* break */
+		}
+		[] BSSGP.receive(tr_BD_L3_MT(tr_GMM_ATTACH_ACCEPT(*, *, *))) {
+			/* ignore */
+			count_req := count_req + 1;
+			repeat;
+		}
+	}
+	if (count_req != 5) {
+		setverdict(fail, "Did not received GMM Attach Complete.");
+	}
+	setverdict(pass);
+}
+
+testcase TC_attach_check_complete_resend() runs on test_CT {
+	/* MS -> SGSN: Attach Request IMSI
+	 * MS <- SGSN: Identity Request *
+	 * MS -> SGSN: Identity Response *
+	 * MS <- SGSN: Attach Complete 5x
+	 */
+	var BSSGP_ConnHdlr vc_conn;
+	f_init();
+	f_sleep(1.0);
+	vc_conn := f_start_handler(refers(f_TC_attach_check_complete_resend), testcasename(), g_gb[0], 36, 60.0);
+	vc_conn.done;
+}
+
 control {
 	execute( TC_attach() );
 	execute( TC_attach_mnc3() );
@@ -1571,6 +1607,7 @@
 	execute( TC_attach_closed_add_vty(), 10.0 );
 	execute( TC_attach_check_subscriber_list(), 10.0 );
 	execute( TC_attach_detach_check_subscriber_list(), 10.0 );
+	execute( TC_attach_check_complete_resend() );
 	execute( TC_hlr_location_cancel_request_update(), 10.0 );
 	execute( TC_hlr_location_cancel_request_withdraw(), 10.0 );
 	execute( TC_hlr_location_cancel_request_unknown_subscriber_withdraw(), 10.0 );

-- 
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I9bbbda01f3c41a2f8acf13042d6bcc86f18d74ce
Gerrit-Change-Number: 9585
Gerrit-PatchSet: 1
Gerrit-Owner: lynxis lazus <lynxis at fe80.eu>
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