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|
// |reftest| skip async -- Atomics.waitAsync is not supported
// 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: >
null timeout arg should result in an +0 timeout
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).
Null -> Return +0.
flags: [async]
includes: [atomicsHelper.js]
features: [Atomics.waitAsync, SharedArrayBuffer, TypedArray, Atomics, BigInt, arrow-function, async-functions]
---*/
assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"');
const RUNNING = 1;
$262.agent.start(`
const valueOf = {
valueOf() {
return null;
}
};
const toPrimitive = {
[Symbol.toPrimitive]() {
return null;
}
};
$262.agent.receiveBroadcast(async (sab) => {
const i64a = new BigInt64Array(sab);
Atomics.add(i64a, ${RUNNING}, 1n);
$262.agent.report(await Atomics.waitAsync(i64a, 0, 0n, null).value);
$262.agent.report(await Atomics.waitAsync(i64a, 0, 0n, valueOf).value);
$262.agent.report(await Atomics.waitAsync(i64a, 0, 0n, toPrimitive).value);
$262.agent.report(Atomics.waitAsync(i64a, 0, 0n, null).value);
$262.agent.report(Atomics.waitAsync(i64a, 0, 0n, valueOf).value);
$262.agent.report(Atomics.waitAsync(i64a, 0, 0n, toPrimitive).value);
$262.agent.leaving();
});
`);
const i64a = new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
$262.agent.safeBroadcastAsync(i64a, RUNNING, 1n).then(async agentCount => {
assert.sameValue(agentCount, 1n, 'The value of `agentCount` is 1n');
assert.sameValue(
await $262.agent.getReportAsync(),
'timed-out',
'(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
);
assert.sameValue(
await $262.agent.getReportAsync(),
'timed-out',
'(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
);
assert.sameValue(
await $262.agent.getReportAsync(),
'timed-out',
'(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
);
assert.sameValue(
await $262.agent.getReportAsync(),
'timed-out',
'(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
);
assert.sameValue(
await $262.agent.getReportAsync(),
'timed-out',
'(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
);
assert.sameValue(
await $262.agent.getReportAsync(),
'timed-out',
'(await $262.agent.getReportAsync()) resolves to the value "timed-out"'
);
assert.sameValue(
Atomics.notify(i64a, 0),
0,
'Atomics.notify(new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)), 0) must return 0'
);
}).then($DONE, $DONE);
|
