SRMulticast at 26 Feb 2019 10:03:29

<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 a4298db46eec35fec1eef9c0d81800f325933c4a (HEAD -] onos-1.15, origin/onos-1.15)
Author: Harshada Chaundkar [Harshada_Chaundkar@comcast.com]
AuthorDate: Mon Feb 18 12:27:34 2019 -0500
Commit: Charles Chan [rascov@gmail.com]
CommitDate: Wed Feb 20 15:18:44 2019 -0800

Potential Null Pointer Exception fix for Cpman, Groups , Flows and Mastership API

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) - PASS

Case 4: Combines CASE1 and CASE2 - PASS

Case 5: Combines CASE2 and CASE3 - PASS

Case 6: Combines CASE1 and CASE3 - PASS

Case 7: Combines CASE1, CASE2 and CASE3 - PASS

Case 8: Use all of the four sinks - PASS

Case 101: Combines CASE8 with a link failure (link ingress-spine) - PASS

Case 102: Combines CASE8 with a link failure (link spine-engress-dt-leaf) - PASS