The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/tests/test262/ch11/11.1/11.1.4/11.1.4_4-5-1.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,32 @@
     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 11.1.4; 
    1.11 + * The production
    1.12 + * ElementList : Elisionopt AssignmentExpression
    1.13 + * 5.Call the [[DefineOwnProperty]] internal method of array with arguments ToString(firstIndex), the Property Descriptor { [[Value]]: initValue, [[Writable]]: true
    1.14 + *     , [[Enumerable]]: true, [[Configurable]]: true}, and false.
    1.15 + *
    1.16 + * @path ch11/11.1/11.1.4/11.1.4_4-5-1.js
    1.17 + * @description Initialize array using ElementList (Elisionopt AssignmentExpression) when index property (read-only) exists in Array.prototype (step 5)
    1.18 + */
    1.19 +
    1.20 +
    1.21 +function testcase() {
    1.22 +        try {
    1.23 +            Object.defineProperty(Array.prototype, "0", {
    1.24 +                value: 100,
    1.25 +                writable: false,
    1.26 +                configurable: true
    1.27 +            });
    1.28 +            var arr = [101];
    1.29 +
    1.30 +            return arr.hasOwnProperty("0") && arr[0] === 101;
    1.31 +        } finally {
    1.32 +            delete Array.prototype[0];
    1.33 +        }
    1.34 +    }
    1.35 +runTestCase(testcase);