mirror of https://github.com/tc39/test262.git
22 lines
625 B
JavaScript
22 lines
625 B
JavaScript
// Copyright (c) 2012 Ecma International. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
info: |
|
|
This test is actually testing the [[Delete]] internal method (8.12.8). Since the
|
|
language provides no way to directly exercise [[Delete]], the tests are placed here.
|
|
esid: sec-delete-operator-runtime-semantics-evaluation
|
|
description: delete operator returns true when deleting a property inside 'with'
|
|
flags: [noStrict]
|
|
---*/
|
|
|
|
var o = new Object();
|
|
o.x = 1;
|
|
var d;
|
|
with(o) {
|
|
d = delete x;
|
|
}
|
|
|
|
assert.sameValue(d, true, 'd');
|
|
assert.sameValue(o.x, undefined, 'o.x');
|