[PATCH] osmo-ttcn3-hacks[master]: MCGP_Test: Add tests for wildcarded CRCX

[dexter]

Review at  https://gerrit.osmocom.org/6262

MCGP_Test: Add tests for wildcarded CRCX

The wildcarded CRCX is not tested yet.

- Add a test function that executes a single wildcarded CRCX
  request

- Add a test function that exchausts all MGW resources using
  wildcarded CRCX requests

Change-Id: I70cf486dc21aef19e4199289f5a5509f6927713e
---
M mgw/MGCP_Test.cfg
M mgw/MGCP_Test.ttcn
2 files changed, 72 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/62/6262/1

diff --git a/mgw/MGCP_Test.cfg b/mgw/MGCP_Test.cfg
index af59a7c..6eeb9c2 100644
--- a/mgw/MGCP_Test.cfg
+++ b/mgw/MGCP_Test.cfg
@@ -26,6 +26,8 @@
 MGCP_Test.TC_crcx_missing_mode
 MGCP_Test.TC_crcx_unsupp_packet_intv
 MGCP_Test.TC_crcx_sdp
+MGCP_Test.TC_crcx_wildcarded
+MGCP_Test.TC_crcx_wildcarded_exhaust
 MGCP_Test.TC_mdcx_without_crcx
 MGCP_Test.TC_dlcx_without_crcx
 MGCP_Test.TC_crcx_and_dlcx_ep_callid_connid
diff --git a/mgw/MGCP_Test.ttcn b/mgw/MGCP_Test.ttcn
index bc3f72e..55559cd 100644
--- a/mgw/MGCP_Test.ttcn
+++ b/mgw/MGCP_Test.ttcn
@@ -391,6 +391,74 @@
 		setverdict(pass);
 	}
 
+	/* test valid wildcarded CRCX */
+	testcase TC_crcx_wildcarded() runs on dummy_CT {
+		var template MgcpCommand cmd;
+		var MgcpResponse resp;
+		var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "*@" & c_mgw_domain;
+		var MgcpCallId call_id := '1234'H;
+		var MgcpEndpoint ep_assigned;
+		f_init();
+
+		/* create the connection on the MGW */
+		cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
+		resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
+		extract_conn_id(resp);
+
+		/* extract endpoint name we got assigned by the MGW */
+		var MgcpMessage resp_msg := {
+			response := resp
+		}
+		if (f_mgcp_find_param(resp_msg, "Z", ep_assigned) == false) {
+			setverdict(fail, "No SpecificEndpointName in MGCP response", resp);
+		}
+
+		/* clean-up */
+		f_dlcx_ok(ep_assigned, call_id);
+
+		setverdict(pass);
+	}
+
+	/* test valid wildcarded CRCX */
+	testcase TC_crcx_wildcarded_exhaust() runs on dummy_CT {
+		const integer n_endpoints := 32;
+		var integer i;
+		var template MgcpCommand cmd;
+		var MgcpResponse resp;
+		var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "*@" & c_mgw_domain;
+		var MgcpCallId call_id := '1234'H;
+		var MgcpEndpoint ep_assigned[n_endpoints];
+		f_init();
+
+		/* Exhaust all endpoint resources on the virtual trunk */
+		for (i := 0; i < n_endpoints; i := i+1) {
+			cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
+			resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
+
+			/* Make sure we got a connection id */
+			extract_conn_id(resp);
+
+			var MgcpMessage resp_msg := {
+			    response := resp
+			}
+			if (f_mgcp_find_param(resp_msg, "Z", ep_assigned[i]) == false) {
+				setverdict(fail, "No SpecificEndpointName in MGCP response", resp);
+			}
+		}
+
+		/* Try to allocate one more endpoint, which should fail */
+		cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
+		var template MgcpResponse rtmpl := tr_MgcpResp_Err("403");
+		resp := mgcp_transceive_mgw(cmd, rtmpl);
+		setverdict(pass);
+
+		/* clean-up */
+		for (i := 0; i < n_endpoints; i := i+1) {
+		    f_dlcx_ok(ep_assigned[i], call_id);
+		}
+		setverdict(pass);
+	}
+
 	/* TODO: various SDP related bits */
 
 
@@ -612,6 +680,8 @@
 		execute(TC_crcx_unsupp_packet_intv());
 		execute(TC_crcx_illegal_double_lco());
 		execute(TC_crcx_sdp());
+		execute(TC_crcx_wildcarded());
+		execute(TC_crcx_wildcarded_exhaust());
 		execute(TC_mdcx_without_crcx());
 		execute(TC_dlcx_without_crcx());
 		execute(TC_crcx_and_dlcx_ep_callid_connid());

-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I70cf486dc21aef19e4199289f5a5509f6927713e
Gerrit-PatchSet: 1
Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Owner: dexter <pmaier at sysmocom.de>