Implement host part of TC_DSLITE_B4_BF_BV_001 (22358da9) · Commits · CABLE - Integrated broadband cable telecommunication networks / CableIPv6

ttcn/AtsDSlite/AtsDSLite_Functions.ttcn3

+41 −0

Original line number	Diff line number	Diff line
		@@ -27,6 +27,9 @@ module AtsDSLite_Functions {
		import from LibIpv6_Interface_Templates all;
		import from LibIpv6_Interface_TypesAndValues all;
		import from LibIpv6_CommonRfcsDhcp_TypesAndValues all;
		import from LibIpv6_ExternalFunctions {
		function fx_calcIpv4PayloadChecksum, fx_ipv4PacketTotalLength, fx_calcIpv4Hcs
		};

		// AtsCommon
		import from AtsCommon_Interfaces {
		@@ -157,6 +160,44 @@ module AtsDSLite_Functions {

		} // End of group postambleFunctions

		group helpers {

		/**
		* @desc This sends an Tcp packet from an dual stack IPv4/IPv6 node to
		* any NUT. Prior it modifies
		* @remark The template passed in must NOT contain any matching expressions!
		* @param p_ipv4Packet Ipv4 packet value or template with echo request to be sent
		* @return execution status
		*/
		function f_sendIpv4Packet (in template Ipv4Packet p_ipv4Packet)
		runs on HostComponent
		return FncRetCode {
		var Ipv4Packet v_ipPkt := valueof(p_ipv4Packet);

		if(ischosen(v_ipPkt.ipv4Payload.ipv4EchoReplyMsg)) {
		v_ipPkt.ipv4Payload.ipv4EchoReplyMsg.checksum := fx_calcIpv4PayloadChecksum (
		v_ipPkt.ipv4Payload
		);
		}

		//Build IPv4 Packet
		//IHL is set in templates
		// Update the total length
		v_ipPkt.ipv4Hdr.totalLength := fx_ipv4PacketTotalLength (v_ipPkt);

		// Compute header checksum (HCS)
		v_ipPkt.ipv4Hdr.hcs := fx_calcIpv4Hcs (
		v_ipPkt.ipv4Hdr
		);

		//send
		ipv4Port.send(v_ipPkt);

		return e_success;
		} // End of function f_sendIpv4Packet

		} // End of group helpers

		group globalSteps {

		/**

ttcn/AtsDSlite/AtsDSLite_TestCases.ttcn3

+26 −6

Original line number	Diff line number	Diff line
		@@ -532,13 +532,14 @@ module AtsDSLite_TestCases {
		testcase TC_DSLITE_B4_BF_BV_001() runs on DSLiteComponent system TestAdapter {

		// Local variables
		var integer v_hostNum := lengthof(PX_HOST_V4_LIST);
		var integer v_host;

		// Test control

		// Test component configuration
		vc_aftrComponent := AFTRComponent.create(c_COMP_AFTR);
		for (v_host := 0; v_host < PX_HOST_NUM; v_host := v_host + 1) {
		for (v_host := 0; v_host < v_hostNum; v_host := v_host + 1) {
		vc_hostComponents[v_host] := HostComponent.create(c_COMP_HOST & int2str(v_host));
		} // End of 'for' statement
		f_cf01Up_B4();
		@@ -547,11 +548,11 @@ module AtsDSLite_TestCases {

		// Start all components
		vc_aftrComponent.start(f_TC_DSLITE_B4_BF_BV_001_aftr());
		for (v_host := 0; v_host < PX_HOST_NUM; v_host := v_host + 1) {
		for (v_host := 0; v_host < v_hostNum; v_host := v_host + 1) {
		vc_hostComponents[v_host].start(f_TC_DSLITE_B4_BF_BV_001_host(v_host));
		} // End of 'for' statement

		f_serverSyncNClientsAndStop(PX_HOST_NUM + 1, { c_prDone, c_tbDone, c_poDone });
		f_serverSyncNClientsAndStop(v_hostNum + 1, { c_prDone, c_tbDone, c_poDone });

		// Test Body
		// Clause 'when':
		@@ -576,7 +577,17 @@ module AtsDSLite_TestCases {
		log("* " & __SCOPE__ & ": INFO: Preamble done. *");

		// Test Body
		// Clause 'when':
		// Clause 'then':the IUT encapsulates each HTML IPv4 packet unchanged into IPv6 packet
		tc_ac.start;
		alt {
		[] aftrPort.receive { // TODO To be continued (Ipv6Packet:?)
		tc_ac.stop;
		}
		[] tc_ac.timeout {
		f_selfOrClientSyncAndVerdict(c_tbDone, e_timeout);
		log("* " & __SCOPE__ & ": INCONC: Message was not received in due time. *");
		}
		} // End of 'altstep' statement

		// Postamble
		f_postamble_aftr();
		@@ -596,7 +607,16 @@ module AtsDSLite_TestCases {
		log("* " & __SCOPE__ & ": INFO: Preamble done. *");

		// Test Body
		// Clause 'when':
		// Clause 'when': the IUT receives multiple HTML IPv4 packets
		f_sendIpv4Packet(
		m_ipv4Packet_dummy(
		PX_HOST_V4_LIST[p_hostId].srcAddress,
		PX_HOST_V4_LIST[p_hostId].dstAddress,
		m_tcpv4_packet(
		PX_HOST_V4_LIST[p_hostId].srcPort,
		PX_HOST_V4_LIST[p_hostId].dstPort,
		PX_HOST_V4_LIST[p_hostId].payload
		)));

		// Postamble
		f_postamble_host();