negative-timeout.js (1367B)
1 // |reftest| shell-option(--setpref=atomics_wait_async) skip-if(!this.hasOwnProperty('SharedArrayBuffer')||!this.hasOwnProperty('Atomics')||(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('arm64-simulator'))||!xulRuntime.shell) async -- SharedArrayBuffer,Atomics is not enabled unconditionally, ARM64 Simulator cannot emulate atomics, requires shell-options 2 // Copyright (C) 2020 Rick Waldron. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 /*--- 5 esid: sec-atomics.waitasync 6 description: > 7 Test that Atomics.waitAsync times out with a negative timeout 8 info: | 9 Atomics.waitAsync( typedArray, index, value, timeout ) 10 11 1. Return DoWait(async, typedArray, index, value, timeout). 12 13 DoWait ( mode, typedArray, index, value, timeout ) 14 15 6. Let q be ? ToNumber(timeout). 16 17 flags: [async] 18 features: [Atomics.waitAsync, SharedArrayBuffer, TypedArray, Atomics, BigInt, destructuring-binding, arrow-function] 19 ---*/ 20 assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"'); 21 const i64a = new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)); 22 23 Promise.all([Atomics.waitAsync(i64a, 0, 0n, -1).value]).then(([outcome]) => { 24 assert.sameValue(outcome, 'timed-out', 'The value of `outcome` is "timed-out"'); 25 }).then($DONE, $DONE);