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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.org code.
*
* 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):
* pschwartau@netscape.com
*
* 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 ***** */
/*
* Date: 2001-07-15
*
* SUMMARY: Testing Number.prototype.toPrecision(precision)
* See EMCA 262 Edition 3 Section 15.7.4.7
*
* Also see http://bugzilla.mozilla.org/show_bug.cgi?id=90551
*
*/
//-----------------------------------------------------------------------------
var gTestfile = '15.7.4.7-1.js';
var UBound = 0;
var BUGNUMBER = '(none)';
var summary = 'Testing Number.prototype.toPrecision(precision)';
var cnIsRangeError = 'instanceof RangeError';
var cnNotRangeError = 'NOT instanceof RangeError';
var cnNoErrorCaught = 'NO ERROR CAUGHT...';
var status = '';
var statusitems = [];
var actual = '';
var actualvalues = [];
var expect= '';
var expectedvalues = [];
var testNum = 5.123456;
status = 'Section A of test: no error intended!';
actual = testNum.toPrecision(4);
expect = '5.123';
captureThis();
/////////////////////////// OOPS.... ///////////////////////////////
/*************************************************************************
* 15.7.4.7 Number.prototype.toPrecision(precision)
*
* An implementation is permitted to extend the behaviour of toPrecision
* for values of precision less than 1 or greater than 21. In this
* case toPrecision would not necessarily throw RangeError for such values.
status = 'Section B of test: expect RangeError because precision < 1';
actual = catchError('testNum.toPrecision(0)');
expect = cnIsRangeError;
captureThis();
status = 'Section C of test: expect RangeError because precision < 1';
actual = catchError('testNum.toPrecision(-4)');
expect = cnIsRangeError;
captureThis();
status = 'Section D of test: expect RangeError because precision > 21 ';
actual = catchError('testNum.toPrecision(22)');
expect = cnIsRangeError;
captureThis();
*************************************************************************/
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function captureThis()
{
statusitems[UBound] = status;
actualvalues[UBound] = actual;
expectedvalues[UBound] = expect;
UBound++;
}
function test()
{
enterFunc ('test');
printBugNumber(BUGNUMBER);
printStatus (summary);
for (var i = 0; i < UBound; i++)
{
reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
}
exitFunc ('test');
}
function catchError(sEval)
{
try {eval(sEval);}
catch(e) {return isRangeError(e);}
return cnNoErrorCaught;
}
function isRangeError(obj)
{
if (obj instanceof RangeError)
return cnIsRangeError;
return cnNotRangeError;
}
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