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// Copyright (C) 2015 André Bargull. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: Mapped arguments object with non-configurable property
description: >
Mapping works when property is non-configurable, arguments property
was not deleted. [[Delete]] operations throws TypeError if called
from strict-mode code. Arguments property is changed with [[Set]].
flags: [noStrict]
---*/
function argumentsAndStrictDeleteSet(a) {
Object.defineProperty(arguments, "0", {configurable: false});
// Precondition: Delete is unsuccessful and doesn't affect mapping.
var args = arguments;
assert.throws(TypeError, function() { "use strict"; delete args[0]; });
assert.sameValue(a, 1);
assert.sameValue(arguments[0], 1);
arguments[0] = 2;
assert.sameValue(a, 2);
assert.sameValue(arguments[0], 2);
}
argumentsAndStrictDeleteSet(1);
reportCompare(0, 0);