SRMulticast at 18 Sep 2020 18:05:15

<img src="https://jenkins.onosproject.org/view/QA/job/postjob-Fabric2/lastSuccessfulBuild/artifact/SRMulticast_onos-1.15_20-builds_graph.jpg", alt="SRMulticast", style="width:525px;height:350px;border:0">
commit a9d8b97d556869d6894b37546ad8f14dc8c01e2a (HEAD -] onos-1.15, origin/onos-1.15)
Author: Jian Li [pyguni@gmail.com]
AuthorDate: Mon Sep 14 18:52:36 2020 +0900
Commit: Jian Li [pyguni@gmail.com]
CommitDate: Mon Sep 14 18:55:50 2020 +0900

Fix: resolve a NPE due to the non-existing neutron port info

Case 1: Create a Multicast flow between a source and sink on the same dual-tor leaf - PASS

Case 2: Create a Multicast flow between a source and sink on different dual-tor leaves - PASS

Case 3: Create a Multicast flow between a source and sink on different leaves (sink on single-tor) - FAIL

Case 4: Combines CASE1 and CASE2 - PASS

Case 5: Combines CASE2 and CASE3 - FAIL