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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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* 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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* 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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* The Original Code is Mozilla Communicator client code, released
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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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* 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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* ***** END LICENSE BLOCK ***** */
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ECMA Section: 9.9 Type Conversion: ToObject
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undefined generate a runtime error
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null generate a runtime error
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boolean create a new Boolean object whose default
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value is the value of the boolean.
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number Create a new Number object whose default
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value is the value of the number.
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string Create a new String object whose default
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value is the value of the string.
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object Return the input argument (no conversion).
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Author: christine@netscape.com
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var VERSION = "ECMA_1";
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var SECTION = "9.9-1";
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writeHeaderToLog( SECTION + " Type Conversion: ToObject" );
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new TestCase( SECTION, "Object(true).valueOf()", true, (Object(true)).valueOf() );
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new TestCase( SECTION, "typeof Object(true)", "object", typeof Object(true) );
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new TestCase( SECTION, "(Object(true)).__proto__", Boolean.prototype, (Object(true)).__proto__ );
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new TestCase( SECTION, "Object(false).valueOf()", false, (Object(false)).valueOf() );
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new TestCase( SECTION, "typeof Object(false)", "object", typeof Object(false) );
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new TestCase( SECTION, "(Object(true)).__proto__", Boolean.prototype, (Object(true)).__proto__ );
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new TestCase( SECTION, "Object(0).valueOf()", 0, (Object(0)).valueOf() );
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new TestCase( SECTION, "typeof Object(0)", "object", typeof Object(0) );
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new TestCase( SECTION, "(Object(0)).__proto__", Number.prototype, (Object(0)).__proto__ );
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new TestCase( SECTION, "Object(-0).valueOf()", -0, (Object(-0)).valueOf() );
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new TestCase( SECTION, "typeof Object(-0)", "object", typeof Object(-0) );
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new TestCase( SECTION, "(Object(-0)).__proto__", Number.prototype, (Object(-0)).__proto__ );
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new TestCase( SECTION, "Object(1).valueOf()", 1, (Object(1)).valueOf() );
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new TestCase( SECTION, "typeof Object(1)", "object", typeof Object(1) );
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new TestCase( SECTION, "(Object(1)).__proto__", Number.prototype, (Object(1)).__proto__ );
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new TestCase( SECTION, "Object(-1).valueOf()", -1, (Object(-1)).valueOf() );
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new TestCase( SECTION, "typeof Object(-1)", "object", typeof Object(-1) );
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new TestCase( SECTION, "(Object(-1)).__proto__", Number.prototype, (Object(-1)).__proto__ );
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new TestCase( SECTION, "Object(Number.MAX_VALUE).valueOf()", 1.7976931348623157e308, (Object(Number.MAX_VALUE)).valueOf() );
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new TestCase( SECTION, "typeof Object(Number.MAX_VALUE)", "object", typeof Object(Number.MAX_VALUE) );
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new TestCase( SECTION, "(Object(Number.MAX_VALUE)).__proto__", Number.prototype, (Object(Number.MAX_VALUE)).__proto__ );
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new TestCase( SECTION, "Object(Number.MIN_VALUE).valueOf()", 5e-324, (Object(Number.MIN_VALUE)).valueOf() );
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new TestCase( SECTION, "typeof Object(Number.MIN_VALUE)", "object", typeof Object(Number.MIN_VALUE) );
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new TestCase( SECTION, "(Object(Number.MIN_VALUE)).__proto__", Number.prototype, (Object(Number.MIN_VALUE)).__proto__ );
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new TestCase( SECTION, "Object(Number.POSITIVE_INFINITY).valueOf()", Number.POSITIVE_INFINITY, (Object(Number.POSITIVE_INFINITY)).valueOf() );
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new TestCase( SECTION, "typeof Object(Number.POSITIVE_INFINITY)", "object", typeof Object(Number.POSITIVE_INFINITY) );
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new TestCase( SECTION, "(Object(Number.POSITIVE_INFINITY)).__proto__", Number.prototype, (Object(Number.POSITIVE_INFINITY)).__proto__ );
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new TestCase( SECTION, "Object(Number.NEGATIVE_INFINITY).valueOf()", Number.NEGATIVE_INFINITY, (Object(Number.NEGATIVE_INFINITY)).valueOf() );
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new TestCase( SECTION, "typeof Object(Number.NEGATIVE_INFINITY)", "object", typeof Object(Number.NEGATIVE_INFINITY) );
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new TestCase( SECTION, "(Object(Number.NEGATIVE_INFINITY)).__proto__", Number.prototype, (Object(Number.NEGATIVE_INFINITY)).__proto__ );
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new TestCase( SECTION, "Object(Number.NaN).valueOf()", Number.NaN, (Object(Number.NaN)).valueOf() );
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new TestCase( SECTION, "typeof Object(Number.NaN)", "object", typeof Object(Number.NaN) );
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new TestCase( SECTION, "(Object(Number.NaN)).__proto__", Number.prototype, (Object(Number.NaN)).__proto__ );
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new TestCase( SECTION, "Object('a string').valueOf()", "a string", (Object("a string")).valueOf() );
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new TestCase( SECTION, "typeof Object('a string')", "object", typeof (Object("a string")) );
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new TestCase( SECTION, "(Object('a string')).__proto__", String.prototype, (Object("a string")).__proto__ );
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new TestCase( SECTION, "Object('').valueOf()", "", (Object("")).valueOf() );
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new TestCase( SECTION, "typeof Object('')", "object", typeof (Object("")) );
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new TestCase( SECTION, "(Object('')).__proto__", String.prototype, (Object("")).__proto__ );
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new TestCase( SECTION, "Object('\\r\\t\\b\\n\\v\\f').valueOf()", "\r\t\b\n\v\f", (Object("\r\t\b\n\v\f")).valueOf() );
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new TestCase( SECTION, "typeof Object('\\r\\t\\b\\n\\v\\f')", "object", typeof (Object("\\r\\t\\b\\n\\v\\f")) );
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new TestCase( SECTION, "(Object('\\r\\t\\b\\n\\v\\f')).__proto__", String.prototype, (Object("\\r\\t\\b\\n\\v\\f")).__proto__ );
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new TestCase( SECTION, "Object( '\\\'\\\"\\' ).valueOf()", "\'\"\\", (Object("\'\"\\")).valueOf() );
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new TestCase( SECTION, "typeof Object( '\\\'\\\"\\' )", "object", typeof Object("\'\"\\") );
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new TestCase( SECTION, "Object( '\\\'\\\"\\' ).__proto__", String.prototype, (Object("\'\"\\")).__proto__ );
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new TestCase( SECTION, "Object( new MyObject(true) ).valueOf()", true, eval("Object( new MyObject(true) ).valueOf()") );
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new TestCase( SECTION, "typeof Object( new MyObject(true) )", "object", eval("typeof Object( new MyObject(true) )") );
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new TestCase( SECTION, "(Object( new MyObject(true) )).toString()", "[object Object]", eval("(Object( new MyObject(true) )).toString()") );
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function MyObject( value ) {
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this.valueOf = new Function ( "return this.value" );