X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=tests%2Fsuites%2Ftagging%2Fqinq_l2_xconnect.robot;h=37c0bf6b70096235b9188a3c603548b71dbceb8a;hb=fb89006393f5816b46acbefa0453777c5cbfb528;hp=786f870b5aba1e3e4c72909700fafab8b4b94810;hpb=d407c074289e530f62db02ca57c0af921af069cc;p=csit.git

diff --git a/tests/suites/tagging/qinq_l2_xconnect.robot b/tests/suites/tagging/qinq_l2_xconnect.robot
index 786f870b5a..37c0bf6b70 100644
--- a/tests/suites/tagging/qinq_l2_xconnect.robot
+++ b/tests/suites/tagging/qinq_l2_xconnect.robot
@@ -13,6 +13,7 @@
 
 *** Settings ***
 | Resource | resources/libraries/robot/default.robot
+| Resource | resources/libraries/robot/testing_path.robot
 | Resource | resources/libraries/robot/tagging.robot
 | Resource | resources/libraries/robot/l2_traffic.robot
 | Library  | resources.libraries.python.Trace
@@ -20,6 +21,19 @@
 | Test Setup | Setup all DUTs before test
 | Suite Setup | Setup all TGs before traffic script
 | Test Teardown | Show Packet Trace on All DUTs | ${nodes}
+| Documentation | *L2 cross-connect with QinQ test cases*
+| ...
+| ... | *[Top] Network Topologies:* TG-DUT1-DUT2-TG 3-node circular topology with
+| ... | single links between nodes.
+| ... | *[Enc] Packet encapsulations:* Eth-dot1ad-IPv4-ICMPv4 on DUT1-DUT2,
+| ... | Eth-IPv4-ICMPv4 on TG-DUTn for L2 switching of IPv4.
+| ... | *[Cfg] DUT configuration:* DUT1 and DUT2 are configured with L2
+| ... | cross-connect (L2XC) switching with 802.1ad QinQ VLAN tag push and pop.
+| ... | *[Ver] TG verification:* Test ICMPv4 Echo Request packets are
+| ... | sent in both directions by TG on links to DUT1 and DUT2; on receive TG
+| ... | verifies packets for correctness and their IPv4 src-addr, dst-addr and
+| ... | MAC addresses.
+| ... | *[Ref] Applicable standard specifications:* 802dot1ad.
 
 *** Variables ***
 | ${subid}= | 10
@@ -29,21 +43,28 @@
 | ${tag_rewrite_method}= | pop-2
 
 *** Test Cases ***
-| VPP can push and pop two VLAN tags to traffic transfering through xconnect
-| | [Documentation] | Push two tags on DUT 1 to traffic sent from TG,
-| | ...             | pop two tags on DUT 2 from this traffic
-| | ...             | and receive untagged traffic on TG.
-| | ...
-| | Given Node path computed for 3-node topology
+| TC01: DUT1 and DUT2 with L2XC and two VLAN push-pop switch ICMPv4 between two TG links
+| | [Documentation]
+| | ... | [Top] TG-DUT1-DUT2-TG. [Enc] Eth-dot1ad-IPv4-ICMPv4 on \
+| | ... | DUT1-DUT2, Eth-IPv4-ICMPv4 on TG-DUTn. [Cfg] On DUT1 and DUT2
+| | ... | configure L2 cross-connect (L2XC), each with one interface to TG
+| | ... | and one Ethernet interface towards the other DUT; each DUT
+| | ... | pushes two VLAN tags on packets received from local TG, and
+| | ... | popping two VLAN tags on packets transmitted to local TG. [Ver]
+| | ... | Make TG send ICMPv4 Echo Req in both directions between two of
+| | ... | its interfaces to be switched by DUT1 and DUT2; verify all
+| | ... | packets are received. [Ref] 802dot1ad.
+| | Given Path for 3-node testing is set
 | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['DUT2']} | ${nodes['TG']}
-| | And Interfaces in path are up
+| | And Interfaces in 3-node path are up
 | | When VLAN subinterfaces initialized on 3-node topology
-| | ... | ${dut1} | ${dut1_if2} | ${dut2} | ${dut2_if1} | ${subid}
+| | ... | ${dut1_node} | ${dut1_to_dut2} | ${dut2_node} | ${dut2_to_dut1} | ${subid}
 | | ... | ${outer_vlan_id} | ${inner_vlan_id} | ${type_subif}
-| | And L2 tag rewrite pop 2 tags setup on interfaces
-| | ... | ${dut1} | ${subif_index_1} | ${dut2} | ${subif_index_2}
+| | And L2 tag rewrite method setup on interfaces
+| | ... | ${dut1_node} | ${subif_index_1} | ${dut2_node} | ${subif_index_2}
 | | ... | ${tag_rewrite_method}
 | | And Interfaces and VLAN sub-interfaces inter-connected using L2-xconnect
-| | ... | ${dut1} | ${dut1_if1} | ${subif_index_1}
-| | ... | ${dut2} | ${dut2_if2} | ${subif_index_2}
-| | Then Send and receive ICMPv4 | ${tg} | ${tg_if1} | ${tg_if2}
+| | ... | ${dut1_node} | ${dut1_to_tg} | ${subif_index_1}
+| | ... | ${dut2_node} | ${dut2_to_tg} | ${subif_index_2}
+| | Then Send and receive ICMP Packet
+| | ... | ${tg_node} | ${tg_to_dut1} | ${tg_to_dut2}