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// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-proxy-object-internal-methods-and-internal-slots-defineownproperty-p-desc
description: >
Throw a TypeError exception if Desc and target property descriptor are not
compatible and trap result is true.
info: |
[[DefineOwnProperty]] (P, Desc)
...
20. Else targetDesc is not undefined,
a. If IsCompatiblePropertyDescriptor(extensibleTarget, Desc ,
targetDesc) is false, throw a TypeError exception.
...
features: [cross-realm, Proxy]
---*/
var OProxy = $262.createRealm().global.Proxy;
var target = Object.create(null);
var p = new OProxy(target, {
defineProperty: function() {
return true;
}
});
Object.defineProperty(target, 'prop', {
value: 1,
configurable: false
});
assert.throws(TypeError, function() {
Object.defineProperty(p, 'prop', {
value: 1,
configurable: true
});
});
reportCompare(0, 0);