mirror of https://github.com/tc39/test262.git
68 lines
1.9 KiB
JavaScript
68 lines
1.9 KiB
JavaScript
// Copyright (C) 2018 Rick Waldron. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
esid: sec-atomics.wait
|
|
description: >
|
|
Get the correct WaiterList
|
|
info: |
|
|
Atomics.wait( typedArray, index, value, timeout )
|
|
|
|
...
|
|
11. Let WL be GetWaiterList(block, indexedPosition).
|
|
...
|
|
|
|
|
|
GetWaiterList( block, i )
|
|
|
|
...
|
|
4. Return the WaiterList that is referenced by the pair (block, i).
|
|
|
|
includes: [atomicsHelper.js]
|
|
features: [Atomics, BigInt, SharedArrayBuffer, TypedArray]
|
|
---*/
|
|
|
|
$262.agent.start(`
|
|
$262.agent.receiveBroadcast(function(sab) {
|
|
const i64a = new BigInt64Array(sab);
|
|
|
|
// Wait on index 0
|
|
$262.agent.report(Atomics.wait(i64a, 0, 0, Infinity));
|
|
$262.agent.leaving();
|
|
});
|
|
`);
|
|
|
|
$262.agent.start(`
|
|
$262.agent.receiveBroadcast(function(sab) {
|
|
const i64a = new BigInt64Array(sab);
|
|
|
|
// Wait on index 7
|
|
$262.agent.report(Atomics.wait(i64a, 7, 0, Infinity));
|
|
$262.agent.leaving();
|
|
});
|
|
`);
|
|
|
|
const i64a = new BigInt64Array(
|
|
new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 8)
|
|
);
|
|
|
|
$262.agent.broadcast(i64a.buffer);
|
|
$262.agent.sleep(10);
|
|
|
|
// Wake index 1, wakes nothing
|
|
assert.sameValue(Atomics.wake(i64a, 1), 0, 'Atomics.wake(i64a, 1) returns 0');
|
|
// Wake index 3, wakes nothing
|
|
assert.sameValue(Atomics.wake(i64a, 3), 0, 'Atomics.wake(i64a, 3) returns 0');
|
|
// Wake index 4, wakes nothing
|
|
assert.sameValue(Atomics.wake(i64a, 4), 0, 'Atomics.wake(i64a, 4) returns 0');
|
|
// Wake index 5, wakes nothing
|
|
assert.sameValue(Atomics.wake(i64a, 5), 0, 'Atomics.wake(i64a, 5) returns 0');
|
|
|
|
// Wake index 7, wakes 1
|
|
assert.sameValue(Atomics.wake(i64a, 7), 1, 'Atomics.wake(i64a, 7) returns 1');
|
|
assert.sameValue($262.agent.getReport(), 'ok', '$262.agent.getReport() returns "ok"');
|
|
|
|
// Wake index 0, wakes 1
|
|
assert.sameValue(Atomics.wake(i64a, 0), 1, 'Atomics.wake(i64a, 0) returns 1');
|
|
assert.sameValue($262.agent.getReport(), 'ok', '$262.agent.getReport() returns "ok"');
|