mirror of https://github.com/tc39/test262.git
34 lines
915 B
JavaScript
34 lines
915 B
JavaScript
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// Copyright (C) 2017 Mozilla Corporation. 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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description: >
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Test that Atomics.wait returns the right result when it timed out and that
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the time to time out is reasonable.
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includes: [atomicsHelper.js]
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---*/
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$.agent.start(
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`
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$.agent.receiveBroadcast(function (sab, id) {
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var ia = new Int32Array(sab);
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var then = Date.now();
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$.agent.report(Atomics.wait(ia, 0, 0, 500)); // Timeout 500ms
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$.agent.report(Date.now() - then);
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$.agent.leaving();
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})
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`);
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var ia = new Int32Array(new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT));
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$.agent.broadcast(ia.buffer);
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assert.sameValue(getReport(), "timed-out");
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assert.sameValue(Math.abs((getReport()|0) - 500) < $ATOMICS_MAX_TIME_EPSILON, true);
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function getReport() {
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var r;
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while ((r = $.agent.getReport()) == null)
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$.agent.sleep(100);
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return r;
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}
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