//-------------------------------------------------------------------------------------------------------

// Copyright (C) Microsoft. All rights reserved.

// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.

//-------------------------------------------------------------------------------------------------------

function write(args)

{

WScript.Echo(args);

}

write("Scenario 0");

//Array sort testing to make sure no change for Strings

var s = new String("world hello");

s.foo = Array.prototype.sort;

try

{

s.foo();

}

catch (e)

{

if (! e instanceof TypeError)

throw e;

write(s);

}

//following scenario's test sparse array, prototype lookup and undefined elements

write("Scenario 1");

var a = [undefined, undefined, undefined];

a.sort();

write(a);

write(a.length);

write("Scenario 2");

var b = undefined;

var a = [b, b];

a[10] = b;

a[11] = b;

a[21] = b;

a[22] = b;

a[8] = b;

a.sort();

write(a);

write(a.length);

write("Scenario 3");

var b = undefined;

var a = [b];

a.sort();

write(a);

write(a.length);

write("Scenario 4 - prototype lookup - output in cscript is different");

for(var i = 0;i<20;i=i+4)

{

Object.prototype[i] = "o"+i;

}

for(var i = 0;i<20;i=i+3)

{

Array.prototype[i] = "p"+i;

}

Array.prototype[14] = undefined;

Object.prototype[2] = undefined;

var a = [23,14, undefined, 17];

a[10] = 5;

a[11] = 22;

a[12] = undefined;

a[13] = 20;

write(a.sort());

write(a);

write(a.length);

write("Scenario 5 - prototype lookup");

var arr=new Array(3)

write(arr.sort());

write(arr);

Array.prototype[0]=0;

Array.prototype[1]=0;

Array.prototype[2]=0;

write(arr.length);

write("Scenario 6 - prototype lookup");

Array.prototype[5]=10;

Array.prototype[6]=1;

Array.prototype[7]=15;

var arr=new Array(8)

arr[0]=1;

arr[1]=2;

arr[2]=3;

write(arr.sort());

write("Scenario 7 - output in cscript is different");

Array.prototype[5]=10;

var arr=new Array(8)

arr[1]=1;

arr[5]=undefined;

arr.sort();

write(arr)

write("Scenario 8");

Array.prototype[12]=10;

var arr=new Array(8)

arr[1]=1;

write(arr.sort());

write(arr);

function comparefn(x,y) { arr[0]="test"; return x - y; }

var arr=new Array(2);

arr[0]=12;

arr[1]=10;

arr.sort(comparefn);

write(arr);

function comparefn(x, y) { delete arr[0]; return x - y; }

var arr=new Array(3);

arr[0]=12;

arr[2]=10;

arr.sort(comparefn);

write(arr);