diff -r fd38bdad7fb5 -r 002b7c3d5157 vm/src/test/java/org/apidesign/vm4brwsr/Classes.java
--- a/vm/src/test/java/org/apidesign/vm4brwsr/Classes.java	Tue Dec 18 16:04:37 2012 +0100
+++ b/vm/src/test/java/org/apidesign/vm4brwsr/Classes.java	Wed Dec 19 16:43:37 2012 +0100
@@ -92,6 +92,14 @@
         return Integer.TYPE.getName();
     }
     
+    public static int primitive() {
+        return 1;
+    }
+    
+    public static String primitiveType() throws Exception {
+        return reflectiveMethodCall(false, "primitive").getClass().getName();
+    }
+    
     @JavaScriptBody(args = "msg", body = "throw msg;")
     private static native void thrw(String msg);