test262/test/built-ins/Atomics/waitAsync/true-for-timeout.js

66 lines
1.8 KiB
JavaScript

// Copyright (C) 2020 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-atomics.waitasync
description: >
Throws a TypeError if index arg can not be converted to an Integer
info: |
Atomics.waitAsync( typedArray, index, value, timeout )
1. Return DoWait(async, typedArray, index, value, timeout).
DoWait ( mode, typedArray, index, value, timeout )
6. Let q be ? ToNumber(timeout).
Boolean -> If argument is true, return 1. If argument is false, return +0.
flags: [async]
includes: [atomicsHelper.js]
features: [Atomics.waitAsync, SharedArrayBuffer, TypedArray, Atomics, computed-property-names, Symbol, Symbol.toPrimitive, arrow-function]
---*/
assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"');
const i32a = new Int32Array(
new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
);
const valueOf = {
valueOf() {
return true;
}
};
const toPrimitive = {
[Symbol.toPrimitive]() {
return true;
}
};
let outcomes = [];
let lifespan = 1000;
let start = $262.agent.monotonicNow();
(function wait() {
let elapsed = $262.agent.monotonicNow() - start;
if (elapsed > lifespan) {
$DONE("Test timed out");
return;
}
if (outcomes.length) {
assert.sameValue(outcomes[0], 'timed-out', 'The value of outcomes[0] is "timed-out"');
assert.sameValue(outcomes[1], 'timed-out', 'The value of outcomes[1] is "timed-out"');
assert.sameValue(outcomes[2], 'timed-out', 'The value of outcomes[2] is "timed-out"');
$DONE();
return;
}
$262.agent.setTimeout(wait, 0);
})();
Promise.all([
Atomics.waitAsync(i32a, 0, 0, true).value,
Atomics.waitAsync(i32a, 0, 0, valueOf).value,
Atomics.waitAsync(i32a, 0, 0, toPrimitive).value,
]).then(results => (outcomes = results), $DONE);