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// |reftest| shell-option(--enable-shadow-realms) skip-if(!xulRuntime.shell) -- requires shell-options
// Copyright (C) 2021 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-shadowrealm
description: >
The new instance is extensible
info: |
ShadowRealm ( )
...
2. Let O be ? OrdinaryCreateFromConstructor(NewTarget, "%ShadowRealm.prototype%",
« [[ShadowRealm]], [[ExecutionContext]] »).
...
13. Return O.
OrdinaryCreateFromConstructor creates a new ordinary objects including the
internal slots [[Prototype]] and [[Extensible]]. The latter will have its
value set to true.
includes: [propertyHelper.js]
features: [ShadowRealm]
---*/
const realm = new ShadowRealm();
assert(Object.isExtensible(realm));
Object.defineProperty(realm, 'foo', { configurable: true });
assert(realm.hasOwnProperty('foo'), 'confirms extensibility adding a new property');
Object.defineProperty(realm, 'foo', {
value: 'bar',
writable: true,
configurable: true,
enumerable: false,
});
verifyProperty(realm, 'foo', {
value: 'bar',
writable: true,
configurable: true,
enumerable: false,
});
reportCompare(0, 0);
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