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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: >
Throws a TypeError if value arg is a Symbol
info: |
Atomics.waitAsync( typedArray, index, value, timeout )
1. Return DoWait(async, typedArray, index, value, timeout).
DoWait ( mode, typedArray, index, value, timeout )
5. Otherwise, let v be ? ToInt32(value).
ToInt32(value)
1.Let number be ? ToNumber(argument).
Symbol --> Throw a TypeError exception.
flags: [async]
includes: [atomicsHelper.js]
features: [Atomics.waitAsync, SharedArrayBuffer, Symbol, Symbol.toPrimitive, 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 poisonedValueOf = {
valueOf: function() {
throw new Test262Error('should not evaluate this code');
}
};
const poisonedToPrimitive = {
[Symbol.toPrimitive]: function() {
throw new Test262Error("passing a poisoned object using @@ToPrimitive");
}
};
$262.agent.receiveBroadcast(function(sab) {
const i64a = new BigInt64Array(sab);
Atomics.add(i64a, ${RUNNING}, 1n);
let status1 = "";
let status2 = "";
try {
Atomics.waitAsync(i64a, 0, Symbol("1"), poisonedValueOf);
} catch (error) {
status1 = 'A ' + error.name;
}
try {
Atomics.waitAsync(i64a, 0, Symbol("2"), poisonedToPrimitive);
} catch (error) {
status2 = 'B ' + error.name;
}
$262.agent.report(status1);
$262.agent.report(status2);
$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(),
'A TypeError',
'(await $262.agent.getReportAsync()) resolves to the value "A TypeError"'
);
assert.sameValue(
await $262.agent.getReportAsync(),
'B TypeError',
'(await $262.agent.getReportAsync()) resolves to the value "B TypeError"'
);
assert.sameValue(
Atomics.notify(i64a, 0),
0,
'Atomics.notify(new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)), 0) must return 0'
);
}).then($DONE, $DONE);
|
