// 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);