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40 lines
1.5 KiB
JavaScript
40 lines
1.5 KiB
JavaScript
/// Copyright (c) 2012 Ecma International. All rights reserved.
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/// Ecma International makes this code available under the terms and conditions set
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/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
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/// "Use Terms"). Any redistribution of this code must retain the above
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/// copyright and this notice and otherwise comply with the Use Terms.
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/**
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* @path ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-6-a-312.js
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* @description Object.defineProperties - 'O' is an Arguments object, 'P' is generic own accessor property of 'O', test TypeError is thrown when updating the [[Enumerable]] attribute value of 'P' which is not configurable (10.6 [[DefineOwnProperty]] step 4)
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*/
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function testcase() {
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var arg = (function () {
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return arguments;
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}(1, 2, 3));
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function setFun(value) {
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arg.genericPropertyString = value;
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}
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Object.defineProperty(arg, "genericProperty", {
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set: setFun,
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enumerable: true,
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configurable: false
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});
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try {
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Object.defineProperties(arg, {
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"genericProperty": {
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enumerable: false
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}
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});
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return false;
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} catch (ex) {
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return ex instanceof TypeError &&
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accessorPropertyAttributesAreCorrect(arg, "genericProperty", undefined, setFun, "genericPropertyString", true, false);
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}
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}
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runTestCase(testcase);
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