mirror of https://github.com/tc39/test262.git
50 lines
1.2 KiB
JavaScript
50 lines
1.2 KiB
JavaScript
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// Copyright (C) 2018 Amal Hussein. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-atomics.wait
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description: >
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Returns "not-equal" when value arg does not match an index in the typedArray
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info: |
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Atomics.wait( typedArray, index, value, timeout )
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3.Let v be ? ToInt32(value).
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...
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14.If v is not equal to w, then
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a.Perform LeaveCriticalSection(WL).
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b. Return the String "not-equal".
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features: [ Atomics, SharedArrayBuffer, TypedArray ]
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includes: [atomicsHelper.js]
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---*/
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function getReport() {
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var r;
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while ((r = $262.agent.getReport()) == null)
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$262.agent.sleep(100);
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return r;
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}
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var value = 42;
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$262.agent.start(
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`
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$262.agent.receiveBroadcast(function (sab) {
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var int32Array = new Int32Array(sab);
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$262.agent.report(Atomics.store(int32Array, 0, ${value}));
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$262.agent.report(Atomics.wait(int32Array, 0, 0));
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$262.agent.leaving();
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})
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`);
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var int32Array = new Int32Array(new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT));
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$262.agent.broadcast(int32Array.buffer);
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assert.sameValue(getReport(), value.toString());
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assert.sameValue(getReport(), "not-equal");
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