1 /*
   2  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * Check that the expression ("property" in obj) works for own property as
  26  * well as properties 'inherited' from proto chain.
  27  *
  28  * @test
  29  * @run
  30  */
  31 
  32 function MyCons() {
  33     this.foo = "hello";
  34 }
  35 
  36 MyCons.prototype.func = function() { print("func " + this); }
  37 MyCons.prototype.num = 1729;
  38 
  39 var myObj = new MyCons();
  40 print("foo? " + ("foo" in myObj));
  41 print("func? " + ("func" in myObj));
  42 print("num? " + ("num" in myObj));
  43 // From Object.prototype
  44 print("toString?" + ("toString" in myObj));
  45 
  46 MyCons.prototype.sun = "a star";
  47 MyCons.prototype.earth = "a planet";
  48 
  49 print("foo? " + ("foo" in myObj));
  50 print("func? " + ("func" in myObj));
  51 print("num? " + ("num" in myObj));
  52 print("sun? " + ("sun" in myObj));
  53 print("earth? " + ("earth" in myObj));
  54 print("toString? " + ("toString" in myObj));