// Copyright (C) 2018 Amal Hussein. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-atomics.wait description: > False timeout arg should result in an +0 timeout info: | Atomics.wait( typedArray, index, value, timeout ) 4. Let q be ? ToNumber(timeout). Boolean -> If argument is true, return 1. If argument is false, return +0. includes: [atomicsHelper.js] features: [Atomics, BigInt, SharedArrayBuffer, TypedArray] ---*/ const RUNNING = 1; $262.agent.start(` const valueOf = { valueOf: function() { return false; } }; const toPrimitive = { [Symbol.toPrimitive]: function() { return false; } }; $262.agent.receiveBroadcast(function(sab) { const i64a = new BigInt64Array(sab); Atomics.add(i64a, ${RUNNING}, 1n); const before = $262.agent.monotonicNow(); const status1 = Atomics.wait(i64a, 0, 0n, false); const status2 = Atomics.wait(i64a, 0, 0n, valueOf); const status3 = Atomics.wait(i64a, 0, 0n, toPrimitive); const duration = $262.agent.monotonicNow() - before; $262.agent.report(status1); $262.agent.report(status2); $262.agent.report(status3); $262.agent.report(duration); $262.agent.leaving(); }); `); const i64a = new BigInt64Array( new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4) ); $262.agent.broadcast(i64a.buffer); $262.agent.waitUntil(i64a, RUNNING, 1n); // Try to yield control to ensure the agent actually started to wait. $262.agent.tryYield(); assert.sameValue( $262.agent.getReport(), 'timed-out', '$262.agent.getReport() returns "timed-out"' ); assert.sameValue( $262.agent.getReport(), 'timed-out', '$262.agent.getReport() returns "timed-out"' ); assert.sameValue( $262.agent.getReport(), 'timed-out', '$262.agent.getReport() returns "timed-out"' ); const lapse = $262.agent.getReport(); assert(lapse >= 0, 'The result of `(lapse >= 0)` is true (timeout should be a min of 0ms)'); assert(lapse <= $262.agent.MAX_TIME_EPSILON, 'The result of `(lapse <= $262.agent.MAX_TIME_EPSILON)` is true'); assert.sameValue(Atomics.wake(i64a, 0), 0, 'Atomics.wake(i64a, 0) returns 0');