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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.
/**
* @path ch10/10.6/10.6-7-1.js
* @description Arguments Object has length as its own property and does not invoke the setter defined on Object.prototype.length (Step 7)
*/
function testcase() {
try {
var data = "data";
var getFunc = function () {
return 12;
};
var setFunc = function (value) {
data = value;
};
Object.defineProperty(Object.prototype, "length", {
get: getFunc,
set: setFunc,
configurable: true
});
var verifyValue = false;
var argObj = (function () { return arguments })();
verifyValue = (argObj.length === 0);
var verifyWritable = false;
argObj.length = 1001;
verifyWritable = (argObj.length === 1001);
var verifyEnumerable = false;
for (var p in argObj) {
if (p === "length") {
verifyEnumerable = true;
}
}
var verifyConfigurable = false;
delete argObj.length;
verifyConfigurable = argObj.hasOwnProperty("length");
return verifyValue && verifyWritable && !verifyEnumerable && !verifyConfigurable && data === "data";
} finally {
delete Object.prototype.length;
}
}
runTestCase(testcase);
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