updated test cases

src/test/java/net/openhft/chronicle/map/ReplicationCheckingMap.java

@@ -247,6 +247,16 @@ public class ReplicationCheckingMap<K, V> implements ChronicleMap<K, V> {
         throw new UnsupportedOperationException();
     }
 
+    @Override
+    public Class<K> keyClass() {
+        return map1.keyClass();
+    }
+
+    @Override
+    public Class<V> valueClass() {
+        return map1.valueClass();
+    }
+
     @Override
     public V acquireUsing(@NotNull K key, V usingValue) {
         return map1.acquireUsing(key, usingValue);