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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s): christine@netscape.com
* Jesse Ruderman
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
gTestfile = '9.2.js';
/**
File Name: 9.2.js
ECMA Section: 9.2 Type Conversion: ToBoolean
Description: rules for converting an argument to a boolean.
undefined false
Null false
Boolean input argument( no conversion )
Number returns false for 0, -0, and NaN
otherwise return true
String return false if the string is empty
(length is 0) otherwise the result is
true
Object all return true
Author: christine@netscape.com
Date: 14 july 1997
*/
var SECTION = "9.2";
var VERSION = "ECMA_1";
startTest();
var TITLE = "ToBoolean";
writeHeaderToLog( SECTION + " "+ TITLE);
// special cases here
new TestCase( SECTION, "Boolean()", false, Boolean() );
new TestCase( SECTION, "Boolean(var x)", false, Boolean(eval("var x")) );
new TestCase( SECTION, "Boolean(void 0)", false, Boolean(void 0) );
new TestCase( SECTION, "Boolean(null)", false, Boolean(null) );
new TestCase( SECTION, "Boolean(false)", false, Boolean(false) );
new TestCase( SECTION, "Boolean(true)", true, Boolean(true) );
new TestCase( SECTION, "Boolean(0)", false, Boolean(0) );
new TestCase( SECTION, "Boolean(-0)", false, Boolean(-0) );
new TestCase( SECTION, "Boolean(NaN)", false, Boolean(Number.NaN) );
new TestCase( SECTION, "Boolean('')", false, Boolean("") );
// normal test cases here
new TestCase( SECTION, "Boolean(Infinity)", true, Boolean(Number.POSITIVE_INFINITY) );
new TestCase( SECTION, "Boolean(-Infinity)", true, Boolean(Number.NEGATIVE_INFINITY) );
new TestCase( SECTION, "Boolean(Math.PI)", true, Boolean(Math.PI) );
new TestCase( SECTION, "Boolean(1)", true, Boolean(1) );
new TestCase( SECTION, "Boolean(-1)", true, Boolean(-1) );
new TestCase( SECTION, "Boolean([tab])", true, Boolean("\t") );
new TestCase( SECTION, "Boolean('0')", true, Boolean("0") );
new TestCase( SECTION, "Boolean('string')", true, Boolean("string") );
// ToBoolean (object) should always return true.
new TestCase( SECTION, "Boolean(new String() )", true, Boolean(new String()) );
new TestCase( SECTION, "Boolean(new String('') )", true, Boolean(new String("")) );
new TestCase( SECTION, "Boolean(new Boolean(true))", true, Boolean(new Boolean(true)) );
new TestCase( SECTION, "Boolean(new Boolean(false))", true, Boolean(new Boolean(false)) );
new TestCase( SECTION, "Boolean(new Boolean() )", true, Boolean(new Boolean()) );
new TestCase( SECTION, "Boolean(new Array())", true, Boolean(new Array()) );
new TestCase( SECTION, "Boolean(new Number())", true, Boolean(new Number()) );
new TestCase( SECTION, "Boolean(new Number(-0))", true, Boolean(new Number(-0)) );
new TestCase( SECTION, "Boolean(new Number(0))", true, Boolean(new Number(0)) );
new TestCase( SECTION, "Boolean(new Number(NaN))", true, Boolean(new Number(Number.NaN)) );
new TestCase( SECTION, "Boolean(new Number(-1))", true, Boolean(new Number(-1)) );
new TestCase( SECTION, "Boolean(new Number(Infinity))", true, Boolean(new Number(Number.POSITIVE_INFINITY)) );
new TestCase( SECTION, "Boolean(new Number(-Infinity))",true, Boolean(new Number(Number.NEGATIVE_INFINITY)) );
new TestCase( SECTION, "Boolean(new Object())", true, Boolean(new Object()) );
new TestCase( SECTION, "Boolean(new Function())", true, Boolean(new Function()) );
new TestCase( SECTION, "Boolean(new Date())", true, Boolean(new Date()) );
new TestCase( SECTION, "Boolean(new Date(0))", true, Boolean(new Date(0)) );
new TestCase( SECTION, "Boolean(Math)", true, Boolean(Math) );
// bug 375793
new TestCase( SECTION,
"NaN ? true : false",
false,
(NaN ? true : false) );
new TestCase( SECTION,
"1000 % 0 ? true : false",
false,
(1000 % 0 ? true : false) );
new TestCase( SECTION,
"(function(a,b){ return a % b ? true : false })(1000, 0)",
false,
((function(a,b){ return a % b ? true : false })(1000, 0)) );
new TestCase( SECTION,
"(function(x) { return !(x) })(0/0)",
true,
((function(x) { return !(x) })(0/0)) );
new TestCase( SECTION,
"!(0/0)",
true,
(!(0/0)) );
test();
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