JSTests/ChakraCore/test/typedarray/util.js

//-------------------------------------------------------------------------------------------------------
// Copyright (C) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.
//-------------------------------------------------------------------------------------------------------

function printObj(obj)
{
WScript.Echo(obj.toString());
for (i in obj)
{
WScript.Echo(i + " == " + obj[i]);
};
WScript.Echo("byteLength = " + obj.byteLength);
}

function verifyThrow(func, obj)
{
var hasThrown = false;
var result;
try {
 result = func(obj);
}
catch(e)
{
  print("SUCCEEDED: get expected exception " + e.description);
  hasThrown = true;
}
if (!hasThrown)
{
  print("FAILED: didn't get exception");
}
}


function print(obj)
{
WScript? WScript.Echo(obj) : document.write(obj);
}


function verifyNoThrow(func, obj)
{
var hasThrown = false;
var result;
try {
 result = func(obj);
}
catch(e)
{
  print("FAILED: get exception " + e.description);
  hasThrown = true;
}
return result;
}

function setIntValue(typedArray, valueToSet) {
}

function setFloat32Value(typedArray, valueToSet){
}

function setFloat64Value(typedArray){
}

function testSetWithObj(startIndex, endIndex, typedArray, typedArrayForFloatIndex, typedArrayForStringIndex)
{
    var count = 0;
    valueToSet = { valueOf: function() { WScript.Echo(count); return count++; } }

    for (var i = startIndex; i < endIndex; i++) 
    {        
        typedArray[-0] = valueToSet;
        typedArray[i] = valueToSet;
        typedArrayForFloatIndex[i + 0.892834] = valueToSet;
        typedArrayForStringIndex[i + "s"] = valueToSet;
    }
    for (var i = startIndex; i < endIndex; i++) 
    {        
        WScript.Echo(typedArray[i]);
        WScript.Echo(typedArrayForFloatIndex[i + 0.892834]); 
        WScript.Echo(typedArrayForStringIndex[i + "s"]);
    }
    WScript.Echo(typedArray[-0]);
}

function testSetWithFloat(startIndex, endIndex, typedArray, typedArrayForFloatIndex, typedArrayForStringIndex)
{
    var count = 0;

    for (var i = startIndex; i < endIndex; i++) 
    {        
        typedArray[-0] = Math.sqrt(i);
        typedArray[i] = Math.sqrt(i);
        typedArrayForFloatIndex[i + 0.892834] = Math.sqrt(i);
        typedArrayForStringIndex[i + "s"] = Math.sqrt(i);
    }
    for (var i = startIndex; i < endIndex; i++) 
    {        
        WScript.Echo(typedArray[i]);
        WScript.Echo(typedArrayForFloatIndex[i + 0.892834]); 
        WScript.Echo(typedArrayForStringIndex[i + "s"]);
    }
    WScript.Echo(typedArray[-0]);
}

function testSetWithInt(startIndex, endIndex, typedArray, typedArrayForFloatIndex, typedArrayForStringIndex)
{
    var count = 0;

    for (var i = startIndex; i < endIndex; i++) 
    {        
        typedArray[-0] = 5;
        typedArray[i] = 5;
        typedArrayForFloatIndex[i + 0.892834] = 5;
        typedArrayForStringIndex[i + "s"] = 5;
    }
    for (var i = startIndex; i < endIndex; i++) 
    {        
        WScript.Echo(typedArray[i]);
        WScript.Echo(typedArrayForFloatIndex[i + 0.892834]); 
        WScript.Echo(typedArrayForStringIndex[i + "s"]);
    }
    WScript.Echo(typedArray[-0]);
}

function testIndexValueForSet(typedArray) {
    var count = 5;
    var obj = { valueOf: function() { WScript.Echo(count++); return count; } }
    var testIndices  = [
    0,
    "0",
    -0,    // sets index 0
    "-0",                                    
    -2, 
    "-2", 
    1073741823, 
    "1073741823", 
    1, 
    "1", 
    2147483648 /*2 ^ 31*/, 
    "2147483648" /*"2 ^ 31"*/,
    2147483647 /*(2 ^ 31) - 1*/, 
    "2147483647" /* "(2 ^ 31) - 1"*/ ,
    4294967296 /*2 ^ 32*/,
    "4294967296" /*"2 ^ 32"*/,
    4294967295 /*(2 ^ 32) - 1*/,
    "4294967295" /*(2 ^ 32) - 1*/,
    1.5,
    "1.5",
    "a", /* doesn't call ToNumber(obj) */
    1.0000000000000000000000000e+9,
    "1.0000000000000000000000000e-9",
    1/"a", /* NaN */
    1/0,
    -1/0,
    (1/0).toString(),
    (-1/0).toString()
    ];
    
    for(var i = 0; i < testIndices.length; i++)
    {
        var testIndex = testIndices[i];
        if(typeof testIndex === "string")
        {
            WScript.Echo('***testing index ' + i + ' : "' + testIndex + '"');
        } 
        else 
        {
            WScript.Echo('***testing index ' + i + ' : ' + testIndex );
        }
        typedArray[testIndex] = obj;
        WScript.Echo(typedArray[testIndex]);
    }
}