test/built-ins/Date/prototype/S15.9.4.1_A1_T1.js


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// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: >
    The Date property "prototype" has { DontEnum, DontDelete, ReadOnly }
    attributes
es5id: 15.9.4.1_A1_T1
description: Checking ReadOnly attribute
---*/

x = Date.prototype;
Date.prototype = 1;
if (Date.prototype !== x) {
  $ERROR('#1: The Date.prototype has the attribute ReadOnly');
}