Source code
Revision control
Copy as Markdown
Other Tools
// Copyright (C) 2019 Alexey Shvayka. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-object.preventextensions
description: >
O.[[PreventExtensions]]() returns abrupt completion.
info: |
Object.preventExtensions ( O )
...
2. Let status be ? O.[[PreventExtensions]]().
features: [Proxy]
---*/
var p = new Proxy({}, {
preventExtensions: function() {
throw new Test262Error();
},
});
assert.throws(Test262Error, function() {
Object.preventExtensions(p);
});
reportCompare(0, 0);