test262/test/built-ins/Atomics/wait/was-woken.js

33 lines
837 B
JavaScript

// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-atomics.wait
description: >
Test that Atomics.wait returns the right result when it was awoken.
---*/
$262.agent.start(
`
$262.agent.receiveBroadcast(function (sab, id) {
var ia = new Int32Array(sab);
$262.agent.report(Atomics.wait(ia, 0, 0)); // No timeout => Infinity
$262.agent.leaving();
})
`);
var ia = new Int32Array(new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT));
$262.agent.broadcast(ia.buffer);
$262.agent.sleep(500); // Give the agent a chance to wait
Atomics.wake(ia, 0);
assert.sameValue(getReport(), "ok");
function getReport() {
var r;
while ((r = $262.agent.getReport()) == null)
$262.agent.sleep(100);
return r;
}