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20 lines
755 B
JavaScript
20 lines
755 B
JavaScript
// Copyright 2012 Mozilla Corporation. All rights reserved.
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// This code is governed by the license found in the LICENSE file.
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/*---
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es5id: 12.1_L15
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description: >
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Tests that Intl.DateTimeFormat meets the requirements for
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built-in objects defined by the introduction of chapter 17 of the
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ECMAScript Language Specification.
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author: Norbert Lindenberg
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---*/
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assert.sameValue(Object.prototype.toString.call(Intl.DateTimeFormat), "[object Function]",
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"The [[Class]] internal property of a built-in function must be " +
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"\"Function\".");
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assert(Object.isExtensible(Intl.DateTimeFormat), "Built-in objects must be extensible.");
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assert.sameValue(Object.getPrototypeOf(Intl.DateTimeFormat), Function.prototype);
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