--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/test/script/sandbox/nashorninternals.js	Mon Feb 11 21:26:06 2013 +0530
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ * 
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ * 
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+
+/**
+ * Test to check that nashorn "internal" classes in codegen, parser, ir 
+ * packages cannot * be accessed from sandbox scripts.
+ *
+ * @test
+ * @run
+ * @security
+ */
+
+function checkClass(name) {
+    try {
+        Java.type(name);
+        fail("should have thrown exception for: " + name);
+    } catch (e) {
+        if (! (e instanceof java.lang.SecurityException)) {
+            fail("Expected SecurityException, but got " + e);
+        }
+    }
+}
+
+// Not exhaustive - but a representative list of classes
+checkClass("jdk.nashorn.internal.codegen.Compiler");
+checkClass("jdk.nashorn.internal.codegen.objects.MapCreator");
+checkClass("jdk.nashorn.internal.codegen.types.Type");
+checkClass("jdk.nashorn.internal.ir.Node");
+checkClass("jdk.nashorn.internal.ir.FunctionNode");
+checkClass("jdk.nashorn.internal.ir.debug.JSONWriter");
+checkClass("jdk.nashorn.internal.ir.visitor.NodeVisitor");
+checkClass("jdk.nashorn.internal.parser.AbstractParser");
+checkClass("jdk.nashorn.internal.parser.Parser");
+checkClass("jdk.nashorn.internal.parser.JSONParser");
+checkClass("jdk.nashorn.internal.parser.Lexer");
+checkClass("jdk.nashorn.internal.parser.Scanner");