mirror of https://github.com/tc39/test262.git
43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
// Copyright (c) 2012 Ecma International. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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es5id: 15.2.3.7-6-a-146
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description: >
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Object.defineProperties - 'O' is an Array, 'name' is the length
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property of 'O', test TypeError is thrown when the [[Value]] field
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of 'desc' is an Object that both toString and valueOf wouldn't
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return primitive value (15.4.5.1 step 3.c)
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includes: [runTestCase.js]
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---*/
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function testcase() {
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var arr = [];
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var toStringAccessed = false;
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var valueOfAccessed = false;
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try {
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Object.defineProperties(arr, {
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length: {
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value: {
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toString: function () {
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toStringAccessed = true;
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return {};
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},
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valueOf: function () {
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valueOfAccessed = true;
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return {};
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}
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}
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}
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});
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return false;
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} catch (e) {
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return (e instanceof TypeError) && toStringAccessed && valueOfAccessed;
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}
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}
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runTestCase(testcase);
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