2005-03-18 22:09:59 +03:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2005-02-12 23:11:18 +03:00
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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1999-11-03 01:23:59 +03:00
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*
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2005-02-12 23:11:18 +03:00
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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1999-11-03 01:23:59 +03:00
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*
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2005-02-12 23:11:18 +03:00
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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1999-11-03 01:23:59 +03:00
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*
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2005-02-12 23:11:18 +03:00
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* The Original Code is Mozilla Communicator client code, released
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* March 31, 1998.
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1999-11-03 01:23:59 +03:00
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*
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2005-02-12 23:11:18 +03:00
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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1999-04-06 02:58:49 +04:00
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2005-03-18 22:09:59 +03:00
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/**
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File Name: 9.2.js
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ECMA Section: 9.2 Type Conversion: ToBoolean
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Description: rules for converting an argument to a boolean.
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undefined false
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Null false
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Boolean input argument( no conversion )
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Number returns false for 0, -0, and NaN
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otherwise return true
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String return false if the string is empty
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(length is 0) otherwise the result is
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true
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Object all return true
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Author: christine@netscape.com
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Date: 14 july 1997
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1999-04-06 02:58:49 +04:00
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*/
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var SECTION = "9.2";
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var VERSION = "ECMA_1";
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startTest();
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var TITLE = "ToBoolean";
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writeHeaderToLog( SECTION + " "+ TITLE);
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// special cases here
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new TestCase( SECTION, "Boolean()", false, Boolean() );
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new TestCase( SECTION, "Boolean(var x)", false, Boolean(eval("var x")) );
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new TestCase( SECTION, "Boolean(void 0)", false, Boolean(void 0) );
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new TestCase( SECTION, "Boolean(null)", false, Boolean(null) );
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new TestCase( SECTION, "Boolean(false)", false, Boolean(false) );
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new TestCase( SECTION, "Boolean(true)", true, Boolean(true) );
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new TestCase( SECTION, "Boolean(0)", false, Boolean(0) );
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new TestCase( SECTION, "Boolean(-0)", false, Boolean(-0) );
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new TestCase( SECTION, "Boolean(NaN)", false, Boolean(Number.NaN) );
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new TestCase( SECTION, "Boolean('')", false, Boolean("") );
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// normal test cases here
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new TestCase( SECTION, "Boolean(Infinity)", true, Boolean(Number.POSITIVE_INFINITY) );
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new TestCase( SECTION, "Boolean(-Infinity)", true, Boolean(Number.NEGATIVE_INFINITY) );
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new TestCase( SECTION, "Boolean(Math.PI)", true, Boolean(Math.PI) );
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new TestCase( SECTION, "Boolean(1)", true, Boolean(1) );
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new TestCase( SECTION, "Boolean(-1)", true, Boolean(-1) );
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new TestCase( SECTION, "Boolean([tab])", true, Boolean("\t") );
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new TestCase( SECTION, "Boolean('0')", true, Boolean("0") );
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new TestCase( SECTION, "Boolean('string')", true, Boolean("string") );
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// ToBoolean (object) should always return true.
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new TestCase( SECTION, "Boolean(new String() )", true, Boolean(new String()) );
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new TestCase( SECTION, "Boolean(new String('') )", true, Boolean(new String("")) );
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new TestCase( SECTION, "Boolean(new Boolean(true))", true, Boolean(new Boolean(true)) );
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new TestCase( SECTION, "Boolean(new Boolean(false))", true, Boolean(new Boolean(false)) );
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new TestCase( SECTION, "Boolean(new Boolean() )", true, Boolean(new Boolean()) );
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new TestCase( SECTION, "Boolean(new Array())", true, Boolean(new Array()) );
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new TestCase( SECTION, "Boolean(new Number())", true, Boolean(new Number()) );
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new TestCase( SECTION, "Boolean(new Number(-0))", true, Boolean(new Number(-0)) );
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new TestCase( SECTION, "Boolean(new Number(0))", true, Boolean(new Number(0)) );
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new TestCase( SECTION, "Boolean(new Number(NaN))", true, Boolean(new Number(Number.NaN)) );
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new TestCase( SECTION, "Boolean(new Number(-1))", true, Boolean(new Number(-1)) );
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new TestCase( SECTION, "Boolean(new Number(Infinity))", true, Boolean(new Number(Number.POSITIVE_INFINITY)) );
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new TestCase( SECTION, "Boolean(new Number(-Infinity))",true, Boolean(new Number(Number.NEGATIVE_INFINITY)) );
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new TestCase( SECTION, "Boolean(new Object())", true, Boolean(new Object()) );
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new TestCase( SECTION, "Boolean(new Function())", true, Boolean(new Function()) );
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new TestCase( SECTION, "Boolean(new Date())", true, Boolean(new Date()) );
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new TestCase( SECTION, "Boolean(new Date(0))", true, Boolean(new Date(0)) );
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new TestCase( SECTION, "Boolean(Math)", true, Boolean(Math) );
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test();
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1999-04-06 02:58:49 +04:00
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