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"));