nodejs/deps/v8/test/mjsunit/shared-memory/condition-async-wait-no-await.js

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// Copyright 2024 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// Flags: --harmony-struct --allow-natives-syntax
(function TestAsyncWaitPromisePrototypeTampering() {
const mutex = new Atomics.Mutex;
const cv = new Atomics.Condition;
let finishedExecution = false;
let lockAsyncPromise = Atomics.Mutex.lockAsync(mutex, async () => {
Atomics.Condition.waitAsync(cv, mutex);
finishedExecution = true;
});
let thenExecuted = false;
lockAsyncPromise.then(() => {
thenExecuted = true;
});
// Run Microtasks
setTimeout(() => {
assertTrue(finishedExecution);
assertTrue(thenExecuted);
assertEquals(1, %AtomicsSynchronizationPrimitiveNumWaitersForTesting(cv));
}, 0);
})();