test262/test/suite/ch15/15.1/15.1.2/15.1.2.4/S15.1.2.4_A2.2.js
2011-10-03 13:04:52 -07:00

29 lines
806 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/**
* The length property of isNaN has the attribute DontDelete
*
* @path ch15/15.1/15.1.2/15.1.2.4/S15.1.2.4_A2.2.js
* @description Checking use hasOwnProperty, delete
* @noStrict
*/
//CHECK#1
if (isNaN.hasOwnProperty('length') !== true) {
$FAIL('#1: isNaN.hasOwnProperty(\'length\') === true. Actual: ' + (isNaN.hasOwnProperty('length')));
}
delete isNaN.length;
//CHECK#2
if (isNaN.hasOwnProperty('length') !== true) {
$ERROR('#2: delete isNaN.length; isNaN.hasOwnProperty(\'length\') === true. Actual: ' + (isNaN.hasOwnProperty('length')));
}
//CHECK#3
if (isNaN.length === undefined) {
$ERROR('#3: delete isNaN.length; isNaN.length !== undefined');
}