--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/test/script/basic/JDK-8173480.js	Tue Jan 31 10:48:49 2017 +0100
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2017, 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-8173480: in operator should work on java objects and classes
+ *
+ * @test
+ * @run
+ */
+
+var hash = "hash"; // for testing ConsString keys
+
+var obj = new java.lang.Object();
+Assert.assertTrue("hashCode" in obj);
+Assert.assertTrue(hash + "Code" in obj);
+Assert.assertTrue("class" in obj);
+Assert.assertFalse("x" in obj);
+Assert.assertFalse(1 in obj);
+Assert.assertFalse("1" in obj);
+
+var map = new java.util.HashMap();
+map["k"] = true;
+Assert.assertTrue(map["k"]);
+Assert.assertTrue("k" in map);
+Assert.assertTrue("hashCode" in map);
+Assert.assertTrue(hash + "Code" in map);
+Assert.assertTrue("class" in map);
+Assert.assertFalse("x" in map);
+Assert.assertFalse(1 in map);
+Assert.assertFalse("1" in map);
+
+var list = new java.util.ArrayList();
+list.add(true);
+Assert.assertTrue(list[0]);
+Assert.assertTrue(list["0"]);
+Assert.assertTrue(0 in list);
+Assert.assertTrue("0" in list);
+Assert.assertTrue("hashCode" in list);
+Assert.assertTrue(hash + "Code" in list);
+Assert.assertTrue("class" in list);
+Assert.assertFalse("x" in list);
+Assert.assertFalse(1 in list);
+Assert.assertFalse("1" in list);
+
+var objectArray = new (Java.type("java.lang.Object[]"))(1);
+objectArray[0] = true;
+Assert.assertTrue(objectArray[0]);
+Assert.assertTrue(objectArray["0"]);
+Assert.assertTrue(0 in objectArray);
+Assert.assertTrue("0" in objectArray);
+Assert.assertTrue("hashCode" in objectArray);
+Assert.assertTrue(hash + "Code" in objectArray);
+Assert.assertTrue("class" in objectArray);
+Assert.assertFalse("x" in objectArray);
+Assert.assertFalse(1 in objectArray);
+Assert.assertFalse("1" in objectArray);
+
+var RuntimeClass = Java.type("java.lang.Runtime");
+Assert.assertTrue("getRuntime" in RuntimeClass);
+Assert.assertTrue("runtime" in RuntimeClass);
+Assert.assertTrue("class" in RuntimeClass);
+Assert.assertFalse("hashCode" in RuntimeClass);
+Assert.assertFalse(hash + "Code" in RuntimeClass);
+Assert.assertFalse("x" in RuntimeClass);
+Assert.assertFalse(1 in RuntimeClass);
+Assert.assertFalse("1" in RuntimeClass);
+