mirror of https://github.com/tc39/test262.git
34 lines
1.4 KiB
JavaScript
34 lines
1.4 KiB
JavaScript
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// Copyright (C) 2019 Leo Balter. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-finalization-registry-target
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description: >
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Normal completion even if the cleanupCallback fn is poisoned
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info: |
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FinalizationRegistry ( cleanupCallback )
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...
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3. Let finalizationRegistry be ? OrdinaryCreateFromConstructor(NewTarget, "%FinalizationRegistryPrototype%", « [[Realm]], [[CleanupCallback]], [[Cells]], [[IsFinalizationRegistryCleanupJobActive]] »).
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...
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9. Return finalizationRegistry.
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features: [FinalizationRegistry]
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---*/
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var cleanupCallback = function() { throw new Test262Error('should not throw yet'); };
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var finalizationRegistry = new FinalizationRegistry(cleanupCallback);
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assert.sameValue(Object.getPrototypeOf(finalizationRegistry), FinalizationRegistry.prototype);
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assert.notSameValue(finalizationRegistry, cleanupCallback, 'does not return the same function');
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assert.sameValue(finalizationRegistry instanceof FinalizationRegistry, true, 'instanceof');
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for (let key of Object.getOwnPropertyNames(finalizationRegistry)) {
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assert(false, `should not set any own named properties: ${key}`);
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}
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for (let key of Object.getOwnPropertySymbols(finalizationRegistry)) {
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assert(false, `should not set any own symbol properties: ${String(key)}`);
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}
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assert.sameValue(Object.getPrototypeOf(finalizationRegistry), FinalizationRegistry.prototype);
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