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  * JDK-8022731: NativeArguments has wrong implementation of isMapped()
  26  *
  27  * @test
  28  * @run
  29  */
  30 
  31 Object.defineProperty(Object.prototype, "0", {value: "proto"});
  32 
  33 function test0(a, b) {
  34     Object.defineProperty(arguments, "1", {get: function() { return "get" }});
  35     return arguments[0];
  36 }
  37 
  38 function test1(a, b) {
  39     Object.defineProperty(arguments, "0", {get: function() { return "get" }});
  40     return a;
  41 }
  42 
  43 function test2(a, b) {
  44     Object.defineProperty(arguments, "0", {value: "value"});
  45     delete arguments[0];
  46     return a;
  47 }
  48 
  49 function test3(a, b) {
  50     arguments[1] = "arg1";
  51     return b;
  52 }
  53 
  54 function test4(a, b) {
  55     b = "b";
  56     return arguments[1];
  57 }
  58 
  59 function test5(a, b) {
  60     Object.defineProperty(arguments, "0", {value: "value"});
  61     arguments[0] = "new";
  62     return a;
  63 }
  64 
  65 function test6(a, b) {
  66     Object.defineProperty(arguments, "0", {value: "value"});
  67     arguments[0] = "new";
  68     delete arguments[0];
  69     return a;
  70 }
  71 
  72 function test7(a, b) {
  73     Object.defineProperty(arguments, "0", {value: "value", writable: false});
  74     arguments[0] = "new";
  75     return a;
  76 }
  77 
  78 print(test0());
  79 print(test0("p1", "p2"));
  80 print(test1());
  81 print(test1("p1"));
  82 print(test2());
  83 print(test2("p1"));
  84 print(test3());
  85 print(test3(1, 2));
  86 print(test4());
  87 print(test4("p1", "p2"));
  88 print(test5());
  89 print(test5("p1"));
  90 print(test6());
  91 print(test6("p1"));
  92 print(test7());
  93 print(test7("p1"));