lynxis lazus has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/41589?usp=email )
Change subject: ePDG: add echo request/response tests on GTPv2/S2b (ePDG <>
P-GW)
......................................................................
ePDG: add echo request/response tests on GTPv2/S2b (ePDG <> P-GW)
Change-Id: I7d4fc45c72adef6db86d75f7fec3e43b86c32f2f
---
M epdg/EPDG_Tests.ttcn
M epdg/expected-results.xml
2 files changed, 35 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks
refs/changes/89/41589/1
diff --git a/epdg/EPDG_Tests.ttcn b/epdg/EPDG_Tests.ttcn
index e4aed42..05c089c 100644
--- a/epdg/EPDG_Tests.ttcn
+++ b/epdg/EPDG_Tests.ttcn
@@ -873,6 +873,25 @@
as_GTP2C_DeleteBearer_success();
}
+private function f_GTP2C_echo_request_response(integer recovery := 23) runs on
EPDG_ConnHdlr {
+ timer T := 5.0;
+ var PDU_GTPCv2 rx_msg;
+
+ GTP2.send(ts_GTP2C_EchoReq(recovery));
+ T.start;
+ alt {
+ [] GTP2.receive(tr_GTP2C_EchoResp) -> value rx_msg {
+ setverdict(pass);
+ }
+ [] GTP2.receive {
+ repeat;
+ }
+ [] T.timeout {
+ Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "timeout
waiting for Echo Response");
+ }
+ }
+}
+
private template (value) Gtp1uPeer ts_GtpPeerU(octetstring ip) := {
connId := 1,
remName := f_inet_ntoa(ip),
@@ -1188,6 +1207,20 @@
setverdict(pass);
}
+private function f_TC_s2b_echo_requests(charstring id) runs on EPDG_ConnHdlr {
+ f_initial_attach();
+ /* Transmit Echo Request from the P-GW towards ePDG on s2b */
+ f_GTP2C_echo_request_response();
+}
+testcase TC_s2b_echo_request() runs on MTC_CT {
+ var EPDG_ConnHdlrPars pars := f_init_pars();
+ var EPDG_ConnHdlr vc_conn;
+ f_init();
+ vc_conn := f_start_handler(refers(f_TC_s2b_echo_requests), pars);
+ vc_conn.done;
+ setverdict(pass);
+}
+
/* 3GPP TS 29.273 Network Initiated De-Registration by HSS, Administrative */
private function f_TC_hss_initiated_deregister_new_server_assigned(charstring
id) runs on EPDG_ConnHdlr {
f_initial_attach();
@@ -1356,6 +1389,7 @@
execute ( TC_ho_lte_to_wifi() );
execute ( TC_ho_wifi_to_lte() );
execute ( TC_s2b_CreateSession_rejected() );
+ execute ( TC_s2b_echo_request() );
execute ( TC_hss_initiated_deregister_new_server_assigned() );
execute ( TC_hss_initiated_deregister_permanent_termination() );
execute ( TC_hss_initiated_update_user_profile() );
diff --git a/epdg/expected-results.xml b/epdg/expected-results.xml
index 6b37b8d..7c37609 100644
--- a/epdg/expected-results.xml
+++ b/epdg/expected-results.xml
@@ -7,6 +7,7 @@
<testcase classname='EPDG_Tests' name='TC_ho_lte_to_wifi' time='MASKED'/>
<testcase classname='EPDG_Tests' name='TC_ho_wifi_to_lte' time='MASKED'/>
<testcase classname='EPDG_Tests' name='TC_s2b_CreateSession_rejected'
time='MASKED'/>
+ <testcase classname='EPDG_Tests' name='TC_s2b_echo_request' time='MASKED'/>
<testcase classname='EPDG_Tests'
name='TC_hss_initiated_deregister_new_server_assigned' time='MASKED'/>
<testcase classname='EPDG_Tests'
name='TC_hss_initiated_deregister_permanent_termination' time='MASKED'/>
<testcase classname='EPDG_Tests' name='TC_hss_initiated_update_user_profile'
time='MASKED'/>
--
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Gerrit-MessageType: newchange
Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: I7d4fc45c72adef6db86d75f7fec3e43b86c32f2f
Gerrit-Change-Number: 41589
Gerrit-PatchSet: 1
Gerrit-Owner: lynxis lazus <[email protected]>
