test262/test/language/expressions/delete/S8.12.7_A1.js

28 lines
921 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: >
When the [[Delete]] method of O is called with property name P,
and If the property has the DontDelete attribute, return false
es5id: 8.12.7_A1
description: Try to delete Math.E, that has the DontDelete attribute
flags: [noStrict]
---*/
//////////////////////////////////////////////////////////////////////////////
//CHECK#1
if (delete Math.E !== false){
$ERROR('#1: delete Math.E === false. Actual: ' + (delete Math.E));
};
//
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//CHECK#2
if (Math.E === undefined){
$ERROR('#2: delete Math.E; Math.E !== undefined');
};
//
//////////////////////////////////////////////////////////////////////////////