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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/value-not-equal-agent.js | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/value-not-equal-agent.js b/js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/value-not-equal-agent.js new file mode 100644 index 0000000000..6c0922fcf8 --- /dev/null +++ b/js/src/tests/test262/built-ins/Atomics/waitAsync/bigint/value-not-equal-agent.js @@ -0,0 +1,63 @@ +// |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: > + Returns "not-equal" when value arg does not match an index in the typedArray +info: | + Atomics.waitAsync( typedArray, index, value, timeout ) + + 1. Return DoWait(async, typedArray, index, value, timeout). + + DoWait ( mode, typedArray, index, value, timeout ) + + 16. Let w be ! AtomicLoad(typedArray, i). + 17. If v is not equal to w, then + a. Perform LeaveCriticalSection(WL). + b. If mode is sync, then + i. Return the String "not-equal". + c. Perform ! Call(capability.[[Resolve]], undefined, « "not-equal" »). + d. Return promiseCapability.[[Promise]]. + +flags: [async] +includes: [atomicsHelper.js] +features: [Atomics.waitAsync, SharedArrayBuffer, TypedArray, Atomics, BigInt, arrow-function, async-functions] +---*/ +assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"'); +const RUNNING = 1; +const value = 42n; + +$262.agent.start(` + $262.agent.receiveBroadcast(function(sab) { + const i64a = new BigInt64Array(sab); + Atomics.add(i64a, ${RUNNING}, 1n); + $262.agent.report(Atomics.store(i64a, 0, 42n)); + $262.agent.report(Atomics.waitAsync(i64a, 0, 0n).value); + $262.agent.leaving(); + }); +`); + +const i64a = new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)); + +$262.agent.safeBroadcastAsync(i64a, RUNNING, 1n).then(async agentCount => { + assert.sameValue(agentCount, 1n, 'The value of `agentCount` is 1n'); + + assert.sameValue( + await $262.agent.getReportAsync(), + value.toString(), + '(await $262.agent.getReportAsync()) must return the same value returned by value.toString()' + ); + + assert.sameValue( + await $262.agent.getReportAsync(), + 'not-equal', + '(await $262.agent.getReportAsync()) resolves to the value "not-equal"' + ); + + assert.sameValue( + Atomics.notify(i64a, 0, 1), + 0, + 'Atomics.notify(new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4)), 0, 1) must return 0' + ); +}).then($DONE, $DONE); |