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

/*---
info: |
    The Date.parse property "length" has { ReadOnly, DontDelete, DontEnum }
    attributes
esid: sec-date.parse
description: Checking ReadOnly attribute
includes: [propertyHelper.js]
---*/

var x = Date.parse.length;
verifyNotWritable(Date.parse, "length", null, 1);
if (Date.parse.length !== x) {
  $ERROR('#1: The Date.parse.length has the attribute ReadOnly');
}
