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/// Copyright (c) 2012 Ecma International. All rights reserved.
/// Ecma International makes this code available under the terms and conditions set
/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
/// "Use Terms"). Any redistribution of this code must retain the above
/// copyright and this notice and otherwise comply with the Use Terms.
/**
* @path ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-6-a-189.js
* @description Object.defineProperties - 'O' is an Array, 'P' is an array index named property, 'P' is own data property that overrides an inherited accessor property (15.4.5.1 step 4.c)
*/
function testcase() {
try {
Object.defineProperty(Array.prototype, "0", {
get: function () {
return 11;
},
configurable: true
});
var arr = [];
Object.defineProperty(arr, "0", {
value: 12,
configurable: false
});
Object.defineProperties(arr, {
"0": {
configurable: true
}
});
return false;
} catch (e) {
return e instanceof TypeError && arr[0] === 12 && Array.prototype[0] === 11;
} finally {
delete Array.prototype[0];
}
}
runTestCase(testcase);
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