v8/test/mjsunit/harmony/weakrefs/cleanupsome-optional.js
Shu-yu Guo e3e81892a4 [weakrefs] Split out FinalizationRegistry#cleanupSome to a different flag
Apple currently objects to cleanupSome but agrees to shipping the rest
of WeakRefs. Separate out cleanupSome to its own flag so the rest of
WeakRefs may ship.

Bug: v8:8179
Change-Id: I6159fc743c9cb658860d4260b0dcb95e54630fdc
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2141011
Commit-Queue: Shu-yu Guo <syg@chromium.org>
Reviewed-by: Sathya Gunasekaran  <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67070}
2020-04-09 00:05:07 +00:00

14 lines
580 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 with only --harmony-weak-refs.
assertEquals(undefined, Object.getOwnPropertyDescriptor(
FinalizationRegistry.prototype, "cleanupSome"));
assertEquals(undefined, FinalizationRegistry.prototype.cleanupSome);
assertFalse('cleanupSome' in FinalizationRegistry.prototype);