mirror of https://github.com/tc39/test262.git
69 lines
1.9 KiB
JavaScript
69 lines
1.9 KiB
JavaScript
// Copyright (C) 2020 Rick Waldron. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-atomics.waitasync
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description: >
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Throws a TypeError if index arg can not be converted to an Integer
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info: |
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Atomics.waitAsync( typedArray, index, value, timeout )
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1. Return DoWait(async, typedArray, index, value, timeout).
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DoWait ( mode, typedArray, index, value, timeout )
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6. Let q be ? ToNumber(timeout).
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Symbol --> Throw a TypeError exception.
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flags: [async]
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includes: [atomicsHelper.js]
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features: [Atomics.waitAsync, SharedArrayBuffer, Symbol, Symbol.toPrimitive, TypedArray, Atomics, BigInt, arrow-function, async-functions]
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---*/
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assert.sameValue(typeof Atomics.waitAsync, 'function');
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const RUNNING = 1;
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$262.agent.start(`
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$262.agent.receiveBroadcast(function(sab) {
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const i64a = new BigInt64Array(sab);
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Atomics.add(i64a, ${RUNNING}, 1n);
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let status1 = '';
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let status2 = '';
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try {
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Atomics.waitAsync(i64a, 0, 0n, Symbol('1'));
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} catch (error) {
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status1 = 'A ' + error.name;
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}
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try {
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Atomics.waitAsync(i64a, 0, 0n, Symbol('2'));
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} catch (error) {
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status2 = 'B ' + error.name;
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}
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$262.agent.report(status1);
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$262.agent.report(status2);
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$262.agent.leaving();
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});
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`);
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const i64a = new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
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$262.agent.safeBroadcastAsync(i64a, RUNNING, 1n).then(async agentCount => {
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assert.sameValue(agentCount, 1n);
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assert.sameValue(
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await $262.agent.getReportAsync(),
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'A TypeError',
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'Atomics.wait(i64a, 0, 0n, Symbol("1")) throws TypeError'
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);
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assert.sameValue(
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await $262.agent.getReportAsync(),
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'B TypeError',
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'Atomics.wait(i64a, 0, 0n, Symbol("2")) throws TypeError'
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);
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assert.sameValue(Atomics.notify(i64a, 0), 0, 'Atomics.notify(i64a, 0) returns 0');
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}).then($DONE, $DONE);
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