test262/test/built-ins/NaN/S15.1.1.1_A2_T1.js

16 lines
462 B
JavaScript
Executable File

// Copyright (C) 2015 André Bargull. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: The NaN is ReadOnly
es5id: 15.1.1.1_A2_T1
description: Checking typeof Functions
includes: [propertyHelper.js, fnGlobalObject.js]
---*/
// CHECK#1
verifyNotWritable(fnGlobalObject(), "NaN", null, true);
if (typeof(NaN) === "boolean") {
$ERROR('#1: NaN = true; typeof(NaN) !== "boolean". Actual: ' + (typeof(NaN)));
}