The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/tests/test262/ch11/11.1/11.1.5/11.1.5_3-3-1.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,31 @@
     1.4 +/// Copyright (c) 2012 Ecma International.  All rights reserved. 
     1.5 +/// Ecma International makes this code available under the terms and conditions set
     1.6 +/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
     1.7 +/// "Use Terms").   Any redistribution of this code must retain the above 
     1.8 +/// copyright and this notice and otherwise comply with the Use Terms.
     1.9 +/**
    1.10 + * Refer 11.1.5; 
    1.11 + * The production
    1.12 + * PropertyNameAndValueList : PropertyAssignment 
    1.13 + * 3.Call the [[DefineOwnProperty]] internal method of obj with arguments propId.name, propId.descriptor, and false.
    1.14 + *
    1.15 + * @path ch11/11.1/11.1.5/11.1.5_3-3-1.js
    1.16 + * @description Object initialization using PropertyNameAndValueList (PropertyAssignment) when property (read-only) exists in Object.prototype (step 3)
    1.17 + */
    1.18 +
    1.19 +
    1.20 +function testcase() {
    1.21 +        try {
    1.22 +            Object.defineProperty(Object.prototype, "prop", {
    1.23 +                value: 100,
    1.24 +                writable: false,
    1.25 +                configurable: true
    1.26 +            });
    1.27 +            var obj = { prop: 12 };
    1.28 +
    1.29 +            return obj.hasOwnProperty("prop") && obj.prop === 12;
    1.30 +        } finally {
    1.31 +            delete Object.prototype.prop;
    1.32 +        }
    1.33 +    }
    1.34 +runTestCase(testcase);