diff -r 000000000000 -r b1a7da25b547 test/script/basic/JDK-8014647.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8014647.js	Wed Apr 27 01:36:41 2016 +0800
@@ -0,0 +1,41 @@
+/*
+ * 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.
+ */
+
+/**
+ * JDK-8014647: Allow class-based overrides to be initialized with a ScriptFunction
+ *
+ * @test
+ * @run
+ */
+
+var RunnableImpl1 = Java.extend(java.lang.Runnable, function() { print("I'm runnable 1!") })
+var RunnableImpl2 = Java.extend(java.lang.Runnable, function() { print("I'm runnable 2!") })
+var r1 = new RunnableImpl1()
+var r2 = new RunnableImpl2()
+var RunnableImpl3 = Java.extend(RunnableImpl2);
+var r3 = new RunnableImpl3({ run: function() { print("I'm runnable 3!") }})
+r1.run()
+r2.run()
+r3.run()
+print("r1.class !== r2.class: " + (r1.class !== r2.class))
+print("r2.class !== r3.class: " + (r2.class !== r3.class))