summaryrefslogtreecommitdiffstats
path: root/js/src/tests/test262/built-ins/FinalizationRegistry/unnaffected-by-poisoned-cleanupCallback.js
blob: a28a89ed9175eb1f86626192dea4de53a1646591 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
// |reftest| skip-if(!this.hasOwnProperty('FinalizationRegistry')) -- FinalizationRegistry is not enabled unconditionally
// Copyright (C) 2019 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-finalization-registry-target
description: >
  Normal completion even if the cleanupCallback fn is poisoned
info: |
  FinalizationRegistry ( cleanupCallback )

  ...
  3. Let finalizationRegistry be ? OrdinaryCreateFromConstructor(NewTarget,  "%FinalizationRegistryPrototype%", « [[Realm]], [[CleanupCallback]], [[Cells]], [[IsFinalizationRegistryCleanupJobActive]] »).
  ...
  9. Return finalizationRegistry.
features: [FinalizationRegistry]
---*/

var cleanupCallback = function() { throw new Test262Error('should not throw yet'); };
var finalizationRegistry = new FinalizationRegistry(cleanupCallback);

assert.sameValue(Object.getPrototypeOf(finalizationRegistry), FinalizationRegistry.prototype);
assert.notSameValue(finalizationRegistry, cleanupCallback, 'does not return the same function');
assert.sameValue(finalizationRegistry instanceof FinalizationRegistry, true, 'instanceof');

for (let key of Object.getOwnPropertyNames(finalizationRegistry)) {
  assert(false, `should not set any own named properties: ${key}`);
}

for (let key of Object.getOwnPropertySymbols(finalizationRegistry)) {
  assert(false, `should not set any own symbol properties: ${String(key)}`);
}

assert.sameValue(Object.getPrototypeOf(finalizationRegistry), FinalizationRegistry.prototype);

reportCompare(0, 0);