mirror of https://github.com/tc39/test262.git
19 lines
703 B
JavaScript
19 lines
703 B
JavaScript
// Copyright (C) 2020 Rick Waldron. 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-atomics.compareExchange
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description: >
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Atomics.compareExchange throws when operating on non-sharable integer TypedArrays
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includes: [testBigIntTypedArray.js]
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features: [ArrayBuffer, Atomics, BigInt, TypedArray]
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---*/
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const buffer = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4);
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testWithNonShareableBigIntTypedArrayConstructors(function(TA) {
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const view = new TA(buffer);
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assert.throws(TypeError, function() {
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Atomics.compareExchange(view, 0, 0n, 0n);
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}, `Atomics.compareExchange(new ${TA.name}(buffer), 0, 0n, 0n) throws TypeError`);
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});
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