Add interest filters; additional tests
diff --git a/src/main/java/com/intel/jndn/mock/MockFace.java b/src/main/java/com/intel/jndn/mock/MockFace.java
index 878040f..34b8206 100644
--- a/src/main/java/com/intel/jndn/mock/MockFace.java
+++ b/src/main/java/com/intel/jndn/mock/MockFace.java
@@ -283,12 +283,12 @@
 
   @Override
   public long setInterestFilter(InterestFilter filter, OnInterestCallback onInterest) {
-    throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    return node_.setInterestFilter(filter, onInterest, this);
   }
 
   @Override
   public void unsetInterestFilter(long interestFilterId) {
-    throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    node_.unsetInterestFilter(interestFilterId);
   }
 
   @Override