[VOL-3679] integrate new tests for multiple olts on bbsim and hardware

Change-Id: I8ff6bdf5f12f9300a59ed2095a2164aa924660d7
diff --git a/jjb/pipeline/voltha-nightly-tests-bbsim.groovy b/jjb/pipeline/voltha-nightly-tests-bbsim.groovy
index 48af5c5..0512624 100644
--- a/jjb/pipeline/voltha-nightly-tests-bbsim.groovy
+++ b/jjb/pipeline/voltha-nightly-tests-bbsim.groovy
@@ -159,6 +159,21 @@
       }
     }
 
+    stage('Multiple OLT Tests') {
+      environment {
+        ROBOT_LOGS_DIR="$WORKSPACE/RobotLogs/MultipleOLTTests"
+      }
+      steps {
+        sh '''
+           set +e
+           mkdir -p $WORKSPACE/RobotLogs
+
+           export ROBOT_MISC_ARGS="-d $ROBOT_LOGS_DIR"
+           make -C $WORKSPACE/voltha-system-tests ${makeMultiOltTarget} || true
+           '''
+      }
+    }
+
     stage('Error Tests') {
       environment {
         ROBOT_LOGS_DIR="$WORKSPACE/RobotLogs/ErrorTests"