26 lines
1.0 KiB
JavaScript
26 lines
1.0 KiB
JavaScript
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// Copyright 2018 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --harmony-weak-refs-with-cleanup-some
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(function TestCleanupSomeWithoutFinalizationRegistry() {
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assertThrows(() => FinalizationRegistry.prototype.cleanupSome.call({}), TypeError);
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// Does not throw:
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let fg = new FinalizationRegistry(() => {});
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let rv = FinalizationRegistry.prototype.cleanupSome.call(fg);
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assertEquals(undefined, rv);
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})();
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(function TestCleanupSomeWithNonCallableCallback() {
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let fg = new FinalizationRegistry(() => {});
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assertThrows(() => fg.cleanupSome(1), TypeError);
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assertThrows(() => fg.cleanupSome(1n), TypeError);
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assertThrows(() => fg.cleanupSome(Symbol()), TypeError);
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assertThrows(() => fg.cleanupSome({}), TypeError);
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assertThrows(() => fg.cleanupSome('foo'), TypeError);
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assertThrows(() => fg.cleanupSome(true), TypeError);
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assertThrows(() => fg.cleanupSome(false), TypeError);
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assertThrows(() => fg.cleanupSome(null), TypeError);
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})();
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