/* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ /** File Name: 15.4.4.5-3.js ECMA Section: Array.prototype.sort(comparefn) Description: This is a regression test for http://scopus/bugsplat/show_bug.cgi?id=117144 Verify that sort is successfull, even if the sort compare function returns a very large negative or positive value. Author: christine@netscape.com Date: 12 november 1997 */ var SECTION = "15.4.4.5-3"; var TITLE = "Array.prototype.sort(comparefn)"; writeHeaderToLog( SECTION + " "+ TITLE); var array = new Array(); var TIME_2000 = 946684800000; var TIME_1900 = -2208988800000; array[array.length] = new Date( TIME_2000 * Math.PI ); array[array.length] = new Date( TIME_2000 * 10 ); array[array.length] = new Date( TIME_1900 + TIME_1900 ); array[array.length] = new Date(0); array[array.length] = new Date( TIME_2000 ); array[array.length] = new Date( TIME_1900 + TIME_1900 +TIME_1900 ); array[array.length] = new Date( TIME_1900 * Math.PI ); array[array.length] = new Date( TIME_1900 * 10 ); array[array.length] = new Date( TIME_1900 ); array[array.length] = new Date( TIME_2000 + TIME_2000 ); array[array.length] = new Date( 1899, 0, 1 ); array[array.length] = new Date( 2000, 1, 29 ); array[array.length] = new Date( 2000, 0, 1 ); array[array.length] = new Date( 1999, 11, 31 ); var testarr1 = new Array(); clone( array, testarr1 ); testarr1.sort( comparefn1 ); var testarr2 = new Array(); clone( array, testarr2 ); testarr2.sort( comparefn2 ); testarr3 = new Array(); clone( array, testarr3 ); testarr3.sort( comparefn3 ); // when there's no sort function, sort sorts by the toString value of Date. var testarr4 = new Array(); clone( array, testarr4 ); testarr4.sort(); var realarr = new Array(); clone( array, realarr ); realarr.sort( realsort ); var stringarr = new Array(); clone( array, stringarr ); stringarr.sort( stringsort ); for ( var i = 0; i < array.length; i++) { new TestCase( "testarr1["+i+"]", realarr[i], testarr1[i] ); } for ( var i=0; i < array.length; i++) { new TestCase( "testarr2["+i+"]", realarr[i], testarr2[i] ); } for ( var i=0; i < array.length; i++) { new TestCase( "testarr3["+i+"]", realarr[i], testarr3[i] ); } for ( var i=0; i < array.length; i++) { new TestCase( "testarr4["+i+"]", stringarr[i].toString(), testarr4[i].toString() ); } test(); function comparefn1( x, y ) { return x - y; } function comparefn2( x, y ) { return x.valueOf() - y.valueOf(); } function realsort( x, y ) { return ( x.valueOf() == y.valueOf() ? 0 : ( x.valueOf() > y.valueOf() ? 1 : -1 ) ); } function comparefn3( x, y ) { return ( x == y ? 0 : ( x > y ? 1: -1 ) ); } function clone( source, target ) { for (i = 0; i < source.length; i++ ) { target[i] = source[i]; } } function stringsort( x, y ) { for ( var i = 0; i < x.toString().length; i++ ) { var d = (x.toString()).charCodeAt(i) - (y.toString()).charCodeAt(i); if ( d > 0 ) { return 1; } else { if ( d < 0 ) { return -1; } else { continue; } } var d = x.length - y.length; if ( d > 0 ) { return 1; } else { if ( d < 0 ) { return -1; } } } return 0; }