blob: 9b39dca4fb59d0af6f56e2aafdd541853ffa160a [file] [log] [blame]
// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 11.13.2-38-s
description: >
Strict Mode - TypeError is thrown if The LeftHandSide of a
Compound Assignment operator(-=) is a reference to an accessor
property with the attribute value {[[Set]]:undefined}
flags: [onlyStrict]
---*/
var obj = {};
Object.defineProperty(obj, "prop", {
get: function () {
return 11;
},
set: undefined,
enumerable: true,
configurable: true
});
assert.throws(TypeError, function() {
obj.prop -= 20;
});
assert.sameValue(obj.prop, 11, 'obj.prop');