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Atomics.waitAsync: negative index throws

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This commit is contained in:
Rick Waldron 2020-04-03 12:06:20 -04:00
parent a196c9307d
commit 4c2ca05790
1 changed files with 41 additions and 0 deletions
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test/built-ins/Atomics/waitAsync/negative-index-throws.js Normal file
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// 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: >
Throws a RangeError is index < 0
info: |
Atomics.waitAsync( typedArray, index, value, timeout )
1. Return DoWait(async, typedArray, index, value, timeout).
DoWait ( mode, typedArray, index, value, timeout )
1. Let buffer be ? ValidateSharedIntegerTypedArray(typedArray, true).
2. Let i be ? ValidateAtomicAccess(typedArray, index).
features: [Atomics.waitAsync, SharedArrayBuffer, TypedArray, Atomics]
---*/
const i32a = new Int32Array(
new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
);
const poisoned = {
valueOf() {
throw new Test262Error('should not evaluate this code');
}
};
assert.throws(RangeError, function() {
Atomics.waitAsync(i32a, -Infinity, poisoned, poisoned);
}, '`Atomics.waitAsync(i32a, -Infinity, poisoned, poisoned)` throws RangeError');
assert.throws(RangeError, function() {
Atomics.waitAsync(i32a, -7.999, poisoned, poisoned);
}, '`Atomics.waitAsync(i32a, -7.999, poisoned, poisoned)` throws RangeError');
assert.throws(RangeError, function() {
Atomics.waitAsync(i32a, -1, poisoned, poisoned);
}, '`Atomics.waitAsync(i32a, -1, poisoned, poisoned)` throws RangeError');
assert.throws(RangeError, function() {
Atomics.waitAsync(i32a, -300, poisoned, poisoned);
}, '`Atomics.wait(i32a, -300, poisoned, poisoned)` throws RangeError');