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30 lines
1.1 KiB
JavaScript
30 lines
1.1 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-27
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description: >
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Object.defineProperties - 'P' doesn't exist in 'O', test [[Value]]
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of 'P' is set as undefined value if absent in data descriptor
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'desc' (8.12.9 step 4.a.i)
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---*/
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var obj = {};
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Object.defineProperties(obj, {
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prop: {
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writable: true
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}
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});
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var desc = Object.getOwnPropertyDescriptor(obj, "prop");
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assert(desc.hasOwnProperty("value"), 'desc.hasOwnProperty("value") !== true');
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assert.sameValue(typeof desc.value, "undefined", 'typeof desc.value');
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assert(desc.hasOwnProperty("writable"), 'desc.hasOwnProperty("writable") !== true');
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assert.sameValue(desc.writable, true, 'desc.writable');
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assert(desc.hasOwnProperty("configurable"), 'desc.hasOwnProperty("configurable") !== true');
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assert.sameValue(desc.configurable, false, 'desc.configurable');
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assert(desc.hasOwnProperty("enumerable"), 'desc.hasOwnProperty("enumerable") !== true');
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assert.sameValue(desc.enumerable, false, 'desc.enumerable');
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