Seeding a test for the edge-manager implementation.

Change-Id: I6743aae85eab1444bcafcc2f1d8514cc2c2a5bc0
diff --git a/core/net/src/main/java/org/onosproject/net/edgeservice/impl/EdgeManager.java b/core/net/src/main/java/org/onosproject/net/edgeservice/impl/EdgeManager.java
index 8536185..23da89d 100644
--- a/core/net/src/main/java/org/onosproject/net/edgeservice/impl/EdgeManager.java
+++ b/core/net/src/main/java/org/onosproject/net/edgeservice/impl/EdgeManager.java
@@ -181,7 +181,7 @@
 
     // Initial loading of the edge port cache.
     private void loadAllEdgePorts() {
-        deviceService.getDevices().forEach(d -> deviceService.getPorts(d.id())
+        deviceService.getAvailableDevices().forEach(d -> deviceService.getPorts(d.id())
                 .forEach(p -> addEdgePort(new ConnectPoint(d.id(), p.number()))));
     }