diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma/Array/15.4.3.1-2.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma/Array/15.4.3.1-2.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,47 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+
+/**
+   File Name:          15.4.3.1-1.js
+   ECMA Section:       15.4.3.1 Array.prototype
+   Description:        The initial value of Array.prototype is the built-in
+   Array prototype object (15.4.4).
+
+   Author:             christine@netscape.com
+   Date:               7 october 1997
+*/
+
+var SECTION = "15.4.3.1-1";
+var VERSION = "ECMA_1";
+startTest();
+var TITLE   = "Array.prototype";
+
+writeHeaderToLog( SECTION + " "+ TITLE);
+
+
+var ARRAY_PROTO = Array.prototype;
+
+new TestCase( SECTION, 
+	      "var props = ''; for ( p in Array  ) { props += p } props",
+	      "",
+	      eval("var props = ''; for ( p in Array  ) { props += p } props") );
+
+new TestCase( SECTION, 
+	      "Array.prototype = null; Array.prototype",  
+	      ARRAY_PROTO,
+	      eval("Array.prototype = null; Array.prototype") );
+
+new TestCase( SECTION, 
+	      "delete Array.prototype",                  
+	      false,      
+	      delete Array.prototype );
+
+new TestCase( SECTION, 
+	      "delete Array.prototype; Array.prototype", 
+	      ARRAY_PROTO,
+	      eval("delete Array.prototype; Array.prototype") );
+
+test();