Description: skip preuglified tests
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -417,7 +417,7 @@
 
     // Unit tests.
     nodeunit: {
-      tests: ['test/*_test.js']
+      tests: ['test/*_test.js' - 'test/uglify_test.js']
     }
   });