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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: >
False 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).
Let primValue be ? ToPrimitive(argument, hint Number).
Return ? ToNumber(primValue).
flags: [async]
includes: [atomicsHelper.js]
features: [Atomics.waitAsync, SharedArrayBuffer, TypedArray, Atomics, 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 poisonedValueOf = {
valueOf() {
throw new Error('should not evaluate this code');
}
};
const poisonedToPrimitive = {
[Symbol.toPrimitive]() {
throw new Error('passing a poisoned object using @@ToPrimitive');
}
};
$262.agent.receiveBroadcast(function(sab) {
const i32a = new Int32Array(sab);
Atomics.add(i32a, ${RUNNING}, 1);
let status1 = '';
let status2 = '';
try {
Atomics.waitAsync(i32a, 0, 0, poisonedValueOf);
} catch (error) {
status1 = 'poisonedValueOf';
}
try {
Atomics.waitAsync(i32a, 0, 0, poisonedToPrimitive);
} catch (error) {
status2 = 'poisonedToPrimitive';
}
$262.agent.report(status1);
$262.agent.report(status2);
$262.agent.leaving();
});
`);
const i32a = new Int32Array(
new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
);
$262.agent.safeBroadcastAsync(i32a, RUNNING, 1).then(async (agentCount) => {
assert.sameValue(agentCount, 1, 'The value of `agentCount` is 1');
assert.sameValue(
await $262.agent.getReportAsync(),
'poisonedValueOf',
'(await $262.agent.getReportAsync()) resolves to the value "poisonedValueOf"'
);
assert.sameValue(
await $262.agent.getReportAsync(),
'poisonedToPrimitive',
'(await $262.agent.getReportAsync()) resolves to the value "poisonedToPrimitive"'
);
assert.sameValue(Atomics.notify(i32a, 0), 0, 'Atomics.notify(new Int32Array(new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)), 0) must return 0');
}).then($DONE, $DONE);
|
