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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Atomics/waitAsync/returns-result-object-value-is-promise-resolves-to-timed-out.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Atomics/waitAsync/returns-result-object-value-is-promise-resolves-to-timed-out.js b/js/src/tests/test262/built-ins/Atomics/waitAsync/returns-result-object-value-is-promise-resolves-to-timed-out.js new file mode 100644 index 0000000000..9cd01f3200 --- /dev/null +++ b/js/src/tests/test262/built-ins/Atomics/waitAsync/returns-result-object-value-is-promise-resolves-to-timed-out.js @@ -0,0 +1,57 @@ +// |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: > + Atomics.waitAsync returns a result object containing a promise that resolves to "timed-out" and async is true. +info: | + Atomics.waitAsync( typedArray, index, value, timeout ) + + 1. Return DoWait(async, typedArray, index, value, timeout). + + DoWait ( mode, typedArray, index, value, timeout ) + + ... + 13. Let promiseCapability be undefined. + 14. If mode is async, then + a. Set promiseCapability to ! NewPromiseCapability(%Promise%). + + ... + Perform ! CreateDataPropertyOrThrow(_resultObject_, *"async"*, *true*). + Perform ! CreateDataPropertyOrThrow(_resultObject_, *"value"*, _promiseCapability_.[[Promise]]). + Return _resultObject_. + +flags: [async] +includes: [atomicsHelper.js] +features: [Atomics.waitAsync, TypedArray, SharedArrayBuffer, destructuring-binding, Atomics, arrow-function] +---*/ +assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"'); + +const i32a = new Int32Array( + new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 8) +); + +let {async, value} = Atomics.waitAsync(i32a, 0, 0, 1); +let outcome = null; +let lifespan = 1000; +let start = $262.agent.monotonicNow(); + +function wait() { + let elapsed = $262.agent.monotonicNow() - start; + if (elapsed > lifespan) { + $DONE("Test timed out"); + return; + } + if (outcome === "timed-out") { + $DONE(); + return; + } + + $262.agent.setTimeout(wait, 0); +} + +wait(); + +value.then(result => (outcome = result), $DONE); |