mirror of https://github.com/tc39/test262.git
43 lines
1.0 KiB
JavaScript
43 lines
1.0 KiB
JavaScript
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// Copyright (C) 2018 Amal Hussein. 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.wait
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description: >
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NaN timeout arg should result in an infinite timeout
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info: |
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Atomics.wait( typedArray, index, value, timeout )
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4.Let q be ? ToNumber(timeout).
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...
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Undefined Return NaN.
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5.If q is NaN, let t be +∞, else let t be max(q, 0)
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features: [Atomics, BigInt, SharedArrayBuffer, TypedArray]
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---*/
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function getReport() {
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var r;
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while ((r = $262.agent.getReport()) == null) {
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$262.agent.sleep(10);
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}
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return r;
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}
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$262.agent.start(
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`
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$262.agent.receiveBroadcast(function(sab) {
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var i64a = new BigInt64Array(sab);
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$262.agent.report(Atomics.wait(i64a, 0, 0, NaN)); // NaN => +Infinity
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$262.agent.leaving();
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});
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`);
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var i64a = new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT));
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$262.agent.broadcast(i64a.buffer);
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$262.agent.sleep(500); // Ample time
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assert.sameValue(Atomics.wake(i64a, 0), 1);
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assert.sameValue(getReport(), "ok");
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