Adding topology test suite.
diff --git a/core/trivial/src/main/java/org/onlab/onos/net/trivial/topology/impl/SimpleTopologyManager.java b/core/trivial/src/main/java/org/onlab/onos/net/trivial/topology/impl/SimpleTopologyManager.java
index 6831578..159dbb0 100644
--- a/core/trivial/src/main/java/org/onlab/onos/net/trivial/topology/impl/SimpleTopologyManager.java
+++ b/core/trivial/src/main/java/org/onlab/onos/net/trivial/topology/impl/SimpleTopologyManager.java
@@ -58,7 +58,7 @@
     private final SimpleTopologyStore store = new SimpleTopologyStore();
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    private EventDeliveryService eventDispatcher;
+    protected EventDeliveryService eventDispatcher;
 
 
     @Activate
@@ -151,10 +151,10 @@
     }
 
     @Override
-    public boolean isInBroadcastTree(Topology topology, ConnectPoint connectPoint) {
+    public boolean isBroadcastPoint(Topology topology, ConnectPoint connectPoint) {
         checkNotNull(topology, TOPOLOGY_NULL);
         checkNotNull(connectPoint, CONNECTION_POINT_NULL);
-        return store.isInBroadcastTree(defaultTopology(topology), connectPoint);
+        return store.isBroadcastPoint(defaultTopology(topology), connectPoint);
     }
 
     @Override