v8/test/mjsunit/harmony/weakrefs/cleanupsome-optional.js
Antoine du Hamel d59db06bf5 [weakrefs] Remove --no-harmony-weak-refs flag
Bug: v8:8179
Change-Id: I7f699073807d1874d0c10a4f1641de6bfb0efe6f
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2741582
Commit-Queue: Shu-yu Guo <syg@chromium.org>
Reviewed-by: Shu-yu Guo <syg@chromium.org>
Reviewed-by: Adam Klein <adamk@chromium.org>
Reviewed-by: Sathya Gunasekaran  <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#73871}
2021-04-08 23:10:53 +00:00

14 lines
550 B
JavaScript

// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --harmony-weak-refs
// FinalizationRegistry#cleanupSome is normative optional and has its own
// flag. Test that it's not present.
assertEquals(undefined, Object.getOwnPropertyDescriptor(
FinalizationRegistry.prototype, "cleanupSome"));
assertEquals(undefined, FinalizationRegistry.prototype.cleanupSome);
assertFalse('cleanupSome' in FinalizationRegistry.prototype);