test/script/basic/JDK-8047764-strict.js

Tue, 21 Mar 2017 13:41:57 -0700

author
asaha
date
Tue, 21 Mar 2017 13:41:57 -0700
changeset 2160
1df40fe54cd6
parent 1020
9ee8fd4a7266
permissions
-rw-r--r--

Merge

     1 /*
     2  * Copyright (c) 2014, 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  */
    24 /**
    25  * JDK-8047764: Indexed or polymorphic set on global affects Object.prototype
    26  *
    27  * @test
    28  * @run
    29  */
    31 // Same as JDK-8047764.js but running in strict mode
    32 "use strict";
    34 // Test global set operation on properties defined in Object.prototype
    36 Object.defineProperty(Object.prototype, "prop1", { get: function() { return 1; }, set: function(v) { print("setting prop1: " + v); }});
    37 Object.defineProperty(Object.prototype, "prop2", { value: 1, writable: false, configurable: false });
    39 try {
    40     prop1 = 1;
    41     print("prop 1: " + prop2);
    42 } catch (e) {
    43     print(e.name);
    44 }
    46 try {
    47     prop2 = 2;
    48     print("prop 2: " + prop2);
    49 } catch (e) {
    50     print(e.name);
    51 }
    53 // Make sure various ways of setting global toString don't affect Object.prototype.toString
    55 function checkToString() {
    56     print(global);
    57     print(Object.prototype);
    58     print(global.toString === Object.prototype.toString);
    59     print(objProtoToString === Object.prototype.toString);
    60 }
    62 var global = this;
    63 var objProtoToString = Object.prototype.toString;
    64 global["toString"] = function() { return "global toString 1"; };
    65 checkToString();
    66 global.toString = function() { return "global toString 2"; };
    67 checkToString();
    68 toString = function() { return "global toString 3"; };
    69 checkToString();

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