test262/test/built-ins/Number/POSITIVE_INFINITY/S15.7.3.6_A3.js

22 lines
583 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: Number.POSITIVE_INFINITY is DontDelete
es5id: 15.7.3.6_A3
description: Checking if deleting Number.POSITIVE_INFINITY fails
includes: [propertyHelper.js]
---*/
verifyNotConfigurable(Number, "POSITIVE_INFINITY");
// CHECK#1
try {
if (delete Number.POSITIVE_INFINITY !== false) {
$ERROR('#1: delete Number.POSITIVE_INFINITY === false');
}
} catch (e) {
if (e instanceof Test262Error) throw e;
assert(e instanceof TypeError);
}