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/// Copyright (c) 2009 Microsoft Corporation
///
/// Redistribution and use in source and binary forms, with or without modification, are permitted provided
/// that the following conditions are met:
/// * Redistributions of source code must retain the above copyright notice, this list of conditions and
/// the following disclaimer.
/// * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
/// the following disclaimer in the documentation and/or other materials provided with the distribution.
/// * Neither the name of Microsoft nor the names of its contributors may be used to
/// endorse or promote products derived from this software without specific prior written permission.
///
/// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
/// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
/// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
/// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
/// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
/// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
/// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
/// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
ES5Harness.registerTest( {
id: "15.4.4.21-9-3",
path: "TestCases/chapter15/15.4/15.4.4/15.4.4.21/15.4.4.21-9-3.js",
description: "Array.prototype.reduce doesn't visit deleted elements in array after the call",
test: function testcase() {
function callbackfn(prevVal, curVal, idx, obj)
{
delete arr[3];
delete arr[4];
return prevVal + curVal;
}
var arr = ['1',2,3,4,5];
if(arr.reduce(callbackfn) === "123" ) // two elements deleted
return true;
},
precondition: function prereq() {
return fnExists(Array.prototype.reduce);
}
});
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