laforge has submitted this change. (
https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/34923?usp=email )
Change subject: sccp: Introduce test TC_cr_timeout_cc_too_late
......................................................................
sccp: Introduce test TC_cr_timeout_cc_too_late
Related: SYS#6602
Change-Id: If4b53565f1fa19894ca24fa71e02ae7b1941411e
---
M library/SCCP_Templates.ttcn
M sccp/SCCP_Tests_RAW.ttcn
2 files changed, 106 insertions(+), 0 deletions(-)
Approvals:
laforge: Looks good to me, approved
osmith: Looks good to me, but someone else must approve
Jenkins Builder: Verified
fixeria: Looks good to me, approved
diff --git a/library/SCCP_Templates.ttcn b/library/SCCP_Templates.ttcn
index a87ef5c..6c977ac 100644
--- a/library/SCCP_Templates.ttcn
+++ b/library/SCCP_Templates.ttcn
@@ -113,6 +113,39 @@
return ret;
}
+template (present) PDU_SCCP tr_SCCP_CR(template (present) OCT3 source_lref :=
?,
+ template (present) SCCP_PAR_Address
called := ?,
+ template (present) SCCP_PAR_Address
calling := ?) := {
+ connrequest := {
+ messageType := cr,
+ sourceLocRef := source_lref,
+ protClass := c_class2,
+ pointer1 := ?,
+ pointer2 := ?,
+ calledPAddress := tr_Addr(called),
+ optionalPart := {
+ credit := omit,
+ callingPAddress := tr_Addr_opt(calling),
+ data := omit,
+ hopCounter := *,
+ importance := *
+ },
+ eop := *
+ }
+}
+
+template (value) PDU_SCCP ts_SCCP_CC(OCT3 source_lref, OCT3 dest_lref) := {
+ connconfirm := {
+ messageType := cc,
+ destLocRef := dest_lref,
+ sourceLocRef := source_lref,
+ protClass := c_class2,
+ pointer1 := 0, /* overwritten */
+ optionalPart := omit,
+ eop := { paramName:= con_SCCP_eop }
+ }
+}
+
template (present) PDU_SCCP tr_SCCP_CC(template (present) OCT3 source_lref,
template (present) OCT3 dest_lref) := {
connconfirm := {
@@ -135,6 +168,25 @@
}
}
+private function tr_Addr_opt(template SCCP_PAR_Address addr := *)
+return template SCCP_param_CPartyAddressEnc_opt {
+ if (istemplatekind(addr, "omit")) {
+ return omit;
+ } else if (istemplatekind(addr, "*")) {
+ return *;
+ } else if (istemplatekind(addr, "?")) {
+ return ?;
+ } else {
+ var SCCP_param_CPartyAddressEnc enc :=
ConvertASPAddressToEncodedAddress_itu(valueof(addr));
+ var SCCP_param_CPartyAddressEnc_opt enc_opt := {
+ paramName := con_SCCP_cgPA,
+ paramLength := enc.paramLength, /* overwritten */
+ addr := enc.addr
+ };
+ return enc_opt;
+ }
+}
+
template (value) PDU_SCCP ts_SCCP_UDT(SCCP_PAR_Address calling,
SCCP_PAR_Address called,
template (value) octetstring data,
template (value) BIT4 msg_hdl := '0000'B)
:= {
diff --git a/sccp/SCCP_Tests_RAW.ttcn b/sccp/SCCP_Tests_RAW.ttcn
index 1c81d98..5849dad 100644
--- a/sccp/SCCP_Tests_RAW.ttcn
+++ b/sccp/SCCP_Tests_RAW.ttcn
@@ -69,6 +69,18 @@
"sccp-timer iar " & int2str(g_demo_sccp_timer_iar)});
}
+function f_vty_cmd_connect_req(integer conn_id) runs on SCCP_Test_RAW_CT {
+ f_vty_transceive(SCCP_DEMO_USER_VTY, "sccp-user");
+ f_vty_transceive(SCCP_DEMO_USER_VTY, "connect-req " & int2str(conn_id));
+ f_vty_transceive(SCCP_DEMO_USER_VTY, "end");
+}
+
+function f_vty_cmd_disconnect_req(integer conn_id) runs on SCCP_Test_RAW_CT {
+ f_vty_transceive(SCCP_DEMO_USER_VTY, "sccp-user");
+ f_vty_transceive(SCCP_DEMO_USER_VTY, "disconnect-req " &
int2str(conn_id));
+ f_vty_transceive(SCCP_DEMO_USER_VTY, "end");
+}
+
private function f_init_raw(SCCP_Configuration cfg) runs on SCCP_Test_RAW_CT {
g_param := {
sio := {
@@ -483,6 +495,37 @@
}
+/* Test user initiating a conn (eg RUA), which triggers SCCP CR. While waiting
+ * for CC, user decides it timed out (eg. RUA side timeout) which makes it
move to
+ * WAIT_CONN_CONF state. In that state, wait for CC and then submit an RLSD and
+ * wait for ack. */
+testcase TC_cr_timeout_cc_too_late() runs on SCCP_Test_RAW_CT {
+ var SCCP_MTP3_TRANSFERind mtp3_rx;
+ var integer conn_id := 1234;
+ var OCT3 remote_lref;
+
+ f_init_raw(mp_sccp_cfg[0]);
+ f_sleep(1.0);
+
+ f_vty_cmd_connect_req(conn_id);
+ mtp3_rx := f_exp_sccp(tr_SCCP_CR(?, ?, ?));
+
+ /* Emulate disconnection from the user: */
+ f_vty_cmd_disconnect_req(conn_id);
+ remote_lref := mtp3_rx.data.connrequest.sourceLocRef;
+
+ /* Now send CC, user should send RLSD to us: */
+ f_send_sccp(ts_SCCP_CC(g_own_lref, remote_lref));
+ log("Waiting for RLSD");
+ /* Cause set hardcoded by osmo_sccp_demo_user VTY code, nothing to
test here: */
+ var template (present) integer cause := ?;
+ f_exp_sccp(tr_SCCP_RLSD(remote_lref, g_own_lref, cause));
+ f_send_sccp(ts_SCCP_RLC(g_own_lref, remote_lref));
+
+ setverdict(pass);
+}
+
+
control {
execute( TC_cr_cc() );
execute( TC_udt_without_cr_cc() );
@@ -496,6 +539,7 @@
execute( TC_scmg_sst_ssn_invalid() );
execute( TC_callingparty_ssn_only() );
+ execute( TC_cr_timeout_cc_too_late() );
}
--
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: If4b53565f1fa19894ca24fa71e02ae7b1941411e
Gerrit-Change-Number: 34923
Gerrit-PatchSet: 5
Gerrit-Owner: pespin <pes...@sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: daniel <dwillm...@sysmocom.de>
Gerrit-Reviewer: fixeria <vyanits...@sysmocom.de>
Gerrit-Reviewer: laforge <lafo...@osmocom.org>
Gerrit-Reviewer: osmith <osm...@sysmocom.de>
Gerrit-MessageType: merged
