diff --git a/test/mocks/MockAppender.js b/test/mocks/MockAppender.js
index <HASH>..<HASH> 100644
--- a/test/mocks/MockAppender.js
+++ b/test/mocks/MockAppender.js
@@ -6,14 +6,24 @@
  */
 var MockAppender = function() {
     'use strict';
-
+    var Logger = require('../lib/Logger' );
+    var level  = Logger.DEFAULT_LEVEL,
+        levels = Logger.STANDARD_LEVELS,
+        currentLevel = levels.indexOf( level );
     var appender = this;
 
     this.entries = [];
 
+    this.setLevel = function(level) {
+        var idx = levels.indexOf( level );
+        if (idx >= 0) {
+            currentLevel = idx;
+        }
+    };
+
     this.write = function(entry) {
         appender.entries.push( entry );
     };
 };
 
-module.exports = MockAppender;
\ No newline at end of file
+module.exports = MockAppender;
(tests): Add levels and setLevel to MockAppender