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Rhino is an open-source implementation of JavaScript written entirely in Java. It is typically embedded into Java applications to provide scripting to end users.

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 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/. */

gTestfile = '15.4.4.5-3.js';

/**
   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:             [email protected]
   Date:               12 november 1997
*/


var SECTION = "15.4.4.5-3";
var VERSION = "ECMA_1";
startTest();
var TITLE   = "Array.prototype.sort(comparefn)";

writeHeaderToLog( SECTION + " "+ TITLE);

var array = new Array();

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(
    SECTION,
    "testarr1["+i+"]",
    realarr[i],
    testarr1[i] );
}

for ( var i=0; i < array.length; i++) {
  new TestCase(
    SECTION,
    "testarr2["+i+"]",
    realarr[i],
    testarr2[i] );
}

for ( var i=0; i < array.length; i++) {
  new TestCase(
    SECTION,
    "testarr3["+i+"]",
    realarr[i],
    testarr3[i] );
}

for ( var i=0; i < array.length; i++) {
  new TestCase(
    SECTION,
    "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;
}