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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: "15.2.3.6-4-437",
path: "TestCases/chapter15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-437.js",
description: "ES5 Attributes - fail to update [[Enumerable]] attribute of accessor property ([[Get]] is undefined, [[Set]] is undefined, [[Enumerable]] is true, [[Configurable]] is false) to different value",
test: function testcase() {
var obj = {};
Object.defineProperty(obj, "prop", {
get: undefined,
set: undefined,
enumerable: true,
configurable: false
});
var result1 = false;
var desc1 = Object.getOwnPropertyDescriptor(obj, "prop");
for (var p1 in obj) {
if (p1 === "prop") {
result1 = true;
}
}
try {
Object.defineProperty(obj, "prop", {
enumerable: false
});
return false;
} catch (e) {
var result2 = false;
var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");
for (var p2 in obj) {
if (p2 === "prop") {
result2 = true;
}
}
return result1 && result2 && desc1.enumerable === true && desc2.enumerable === true && e instanceof TypeError;
}
},
precondition: function prereq() {
return fnExists(Object.defineProperty) && fnExists(Object.getOwnPropertyDescriptor);
}
});
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