--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/nashorn/script/basic/JDK-8023630.js	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,94 @@
+/*
+ * 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-8023630: Implement Java.super() as the preferred way to call super methods
+ *
+ * @test
+ * @run
+ */
+
+var CharArray = Java.type("char[]")
+var jString = Java.type("java.lang.String")
+var Character = Java.type("java.lang.Character")
+
+function capitalize(s) {
+    if(s instanceof CharArray) {
+        return new jString(s).toUpperCase()
+    }
+    if(s instanceof jString) {
+        return s.toUpperCase()
+    }
+    return Character.toUpperCase(s) // must be int
+}
+
+var sw = new (Java.type("java.io.StringWriter"))
+
+var FilterWriterAdapter = Java.extend(Java.type("java.io.FilterWriter"))
+
+var cw = new FilterWriterAdapter(sw) {
+    write: function(s, off, len) {
+        s = capitalize(s)
+        // Must handle overloads by arity
+        if(off === undefined) {
+            cw_super.write(s, 0, s.length())
+        } else if (typeof s === "string") {
+            cw_super.write(s, off, len)
+        }
+    }
+}
+var cw_super = Java.super(cw)
+
+cw.write("abcd")
+cw.write("e".charAt(0))
+cw.write("fgh".toCharArray())
+cw.write("**ijk**", 2, 3)
+cw.write("***lmno**".toCharArray(), 3, 4)
+cw.flush()
+print(sw)
+
+// Can invoke super for Object methods
+print("cw_super has hashCode(): " + (typeof cw_super.hashCode === "function"))
+print("cw_super has super equals(): " + (typeof cw_super.equals === "function"))
+// Can't invoke super for final methods
+print("cw_super has no getClass(): " + (typeof cw_super.getClass === "undefined"))
+print("cw_super has no wait(): " + (typeof cw_super.wait === "undefined"))
+
+var r = new (Java.type("java.lang.Runnable"))(function() {})
+var r_super = Java.super(r)
+
+// Can't invoke super for abstract methods
+print("r_super has no run(): " + (typeof r_super.run === "undefined"))
+// Interfaces can also invoke super Object methods
+print("r_super has hashCode(): " + (typeof r_super.hashCode === "function"))
+print("r_super has equals(): " + (typeof r_super.equals === "function"))
+// But still can't invoke final methods
+print("r_super has no getClass(): " + (typeof r_super.getClass === "undefined"))
+print("r_super has no wait(): " + (typeof r_super.wait === "undefined"))
+
+var name = "write"
+print("cw_super can access write through [] getter: " + (typeof cw_super[name] === "function"))
+var name = "hashCode"
+print("cw_super can access hashCode through [] getter: " + (typeof cw_super[name] === "function"))
+var name = "getClass"
+print("cw_super can not access getClass through [] getter: " + (typeof cw_super[name] === "undefined"))