MGCP_Test: upgrade expected behavior for TC_dlcx_wildcarded

The testcase TC_dlcx_wildcarded expect osmo-mgw to reject wildcarded
DLCX requests but osmo-mgw now implements wildcarded DLCX

Depends: osmo-mgw I6d3a74f6087512130d85002348787bffc672de81
Depends: docker-playground I693cc17dbf6836e7a74b34111671b6e589744a63
Change-Id: I61e23e264bc85eb36d07431c7839fb445c110947
Related: SYS#5535

4 files changed, 59 insertions, 9 deletions

diff --git a/mgw/MGCP_Test.default b/mgw/MGCP_Test.default
index 35f7ed0d..54bf9afe 100644
--- a/mgw/MGCP_Test.default
+++ b/mgw/MGCP_Test.default
@@ -11,6 +11,15 @@ FileMask := LOG_ALL | TTCN_MATCHING;
 *.MGWVTY.CTRL_CLIENT_CLEANUP_LINEFEED := "yes"
 *.MGWVTY.CTRL_DETECT_CONNECTION_ESTABLISHMENT_RESULT := "yes"
 *.MGWVTY.PROMPT1 := "OsmoMGW> "
+*.STATSVTY.CTRL_MODE := "client"
+*.STATSVTY.CTRL_HOSTNAME := "127.0.0.1"
+*.STATSVTY.CTRL_PORTNUM := "4243"
+*.STATSVTY.CTRL_LOGIN_SKIPPED := "yes"
+*.STATSVTY.CTRL_DETECT_SERVER_DISCONNECTED := "yes"
+*.STATSVTY.CTRL_READMODE := "buffered"
+*.STATSVTY.CTRL_CLIENT_CLEANUP_LINEFEED := "yes"
+*.STATSVTY.CTRL_DETECT_CONNECTION_ESTABLISHMENT_RESULT := "yes"
+*.STATSVTY.PROMPT1 := "OsmoMGW> "
 
 [MODULE_PARAMETERS]
 mp_local_udp_port := 2727;
diff --git a/mgw/MGCP_Test.ttcn b/mgw/MGCP_Test.ttcn
index 307f0a8d..69906797 100644
--- a/mgw/MGCP_Test.ttcn
+++ b/mgw/MGCP_Test.ttcn
@@ -30,6 +30,10 @@ module MGCP_Test {
 	import from IP_Types all;
 	import from Osmocom_VTY_Functions all;
 	import from TELNETasp_PortType all;
+	import from StatsD_Types all;
+	import from StatsD_CodecPort all;
+	import from StatsD_CodecPort_CtrlFunct all;
+	import from StatsD_Checker all;
 
 	const charstring c_mgw_domain := "mgw";
 	const charstring c_mgw_ep_rtpbridge := "rtpbridge/";
@@ -37,7 +41,7 @@ module MGCP_Test {
 	/* any variables declared in the component will be available to
 	 * all functions that 'run on' the named component, similar to
 	 * class members in C++ */
-	type component dummy_CT {
+	type component dummy_CT extends StatsD_ConnHdlr {
 		port MGCP_CODEC_PT MGCP;
 		var boolean initialized := false;
 		var ConnectionId g_mgcp_conn_id := -1;
@@ -50,6 +54,8 @@ module MGCP_Test {
 		port OsmuxEM_CTRL_PT OsmuxEM;
 
 		port TELNETasp_PT MGWVTY;
+
+		var StatsD_Checker_CT vc_STATSD;
 	};
 
 	function get_next_trans_id() runs on dummy_CT return MgcpTransId {
@@ -71,6 +77,8 @@ module MGCP_Test {
 		charstring mp_remote_ipv6 := "::1";
 		PortNumber mp_local_rtp_port_base := 10000;
 		PortNumber mp_local_osmux_port := 1985;
+		PortNumber mp_mgw_statsd_port := 8125;
+		charstring mp_test_ip := "127.0.0.1";
 	}
 
 	private function f_vty_enable_osmux(boolean osmux_on) runs on dummy_CT {
@@ -141,6 +149,11 @@ module MGCP_Test {
 				f_osmuxem_init(vc_OsmuxEM);
 				connect(vc_OsmuxEM:CTRL, self:OsmuxEM);
 			}
+
+			f_init_statsd("VirtCallAgent", vc_STATSD, mp_test_ip, mp_mgw_statsd_port);
+			connect(self:STATSD_PROC, vc_STATSD:STATSD_PROC);
+
+			f_statsd_reset();
 		}
 
 		if (isvalue(ep)) {
@@ -1043,25 +1056,52 @@ module MGCP_Test {
 
 	/* test valid wildcarded DLCX */
 	testcase TC_dlcx_wildcarded() runs on dummy_CT {
-		 /* Note: A wildcarded DLCX is specified, but our MGW does not
-		  * support this feature so we expect the MGW to reject the
-		  * request */
 		var template MgcpCommand cmd;
 		var MgcpResponse resp;
 		var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "*@" & c_mgw_domain;
+		const integer n_endpoints := 31;
+		var integer i;
+		var MgcpCallId call_id := '1234'H;
+		var StatsDExpects expect;
+		f_init(ep);
+
+		/* Allocate a few endpoints */
+		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);
+		}
+
+		expect := {
+			{ name := "TTCN3.trunk.virtual-0.common.endpoints.used", mtype := "g", min := n_endpoints, max := n_endpoints}
+		};
+		f_statsd_expect(expect);
+
+		/* Send wildcarded DLCX */
 		var template MgcpResponse rtmpl := {
 			line := {
-				code := "507",
+				code := "200",
 				string := ?
 			},
 			params:= { },
 			sdp := omit
 		};
+		cmd := ts_DLCX(get_next_trans_id(), ep);
+		mgcp_transceive_mgw(cmd, rtmpl);
+
+		/* The stats reporter collects multiple samples during the reporting interval and
+		 * reports the highest back to the user. This means we will not immediately get
+		 * the 0 endpoints but an intermediate result instead. */
+		expect := {
+			{ name := "TTCN3.trunk.virtual-0.common.endpoints.used", mtype := "g", min := 0, max := n_endpoints}
+		};
+		f_statsd_expect(expect);
 
-		f_init(ep);
+		/* The second interval must resturn a result with 0 endpoints in use. */
+		expect := {
+			{ name := "TTCN3.trunk.virtual-0.common.endpoints.used", mtype := "g", min := 0, max := 0}
+		};
+		f_statsd_expect(expect);
 
-		cmd := ts_DLCX(get_next_trans_id(), ep, '41234'H);
-		resp := mgcp_transceive_mgw(cmd, rtmpl);
 		setverdict(pass);
 	}
 
diff --git a/mgw/gen_links.sh b/mgw/gen_links.sh
index 8893954c..6ca53a68 100755
--- a/mgw/gen_links.sh
+++ b/mgw/gen_links.sh
@@ -45,6 +45,7 @@ FILES+="OSMUX_CodecPort.ttcn OSMUX_Emulation.ttcn OSMUX_Types.ttcn OSMUX_CodecPo
 FILES+="Native_Functions.ttcn Native_FunctionDefs.cc IPCP_Types.ttcn "
 FILES+="Osmocom_VTY_Functions.ttcn "
 FILES+="RTP_CodecPort_CtrlFunct.ttcn RTP_CodecPort_CtrlFunctDef.cc "
+FILES+="StatsD_Types.ttcn StatsD_CodecPort.ttcn StatsD_CodecPort_CtrlFunct.ttcn StatsD_CodecPort_CtrlFunctdef.cc StatsD_Checker.ttcn "
 gen_links $DIR $FILES
 
 ignore_pp_results
diff --git a/mgw/regen_makefile.sh b/mgw/regen_makefile.sh
index 4662933d..2368c77d 100755
--- a/mgw/regen_makefile.sh
+++ b/mgw/regen_makefile.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
 
-FILES="*.ttcn SDP_EncDec.cc *.c MGCP_CodecPort_CtrlFunctDef.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc RTP_EncDec.cc RTP_CodecPort_CtrlFunctDef.cc OSMUX_CodecPort_CtrlFunctDef.cc IuUP_EncDec.cc Native_FunctionDefs.cc TELNETasp_PT.cc IP_EncDec.cc "
+FILES="*.ttcn SDP_EncDec.cc *.c MGCP_CodecPort_CtrlFunctDef.cc IPL4asp_PT.cc IPL4asp_discovery.cc TCCConversion.cc TCCInterface.cc RTP_EncDec.cc RTP_CodecPort_CtrlFunctDef.cc OSMUX_CodecPort_CtrlFunctDef.cc IuUP_EncDec.cc Native_FunctionDefs.cc TELNETasp_PT.cc IP_EncDec.cc StatsD_CodecPort_CtrlFunctdef.cc "
 
 ../regen-makefile.sh MGCP_Test.ttcn $FILES