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// |reftest| skip-if(!this.hasOwnProperty('Atomics')||!this.hasOwnProperty('SharedArrayBuffer')||(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('arm64-simulator'))) -- Atomics,SharedArrayBuffer is not enabled unconditionally, ARM64 Simulator cannot emulate atomics
// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-atomics.notify
description: >
Allowed boundary cases for 'count' argument to Atomics.notify
info: |
Atomics.notify( typedArray, index, count )
...
3. If count is undefined, let c be +∞.
4. Else,
a. Let intCount be ? ToInteger(count).
...
ToInteger ( argument )
1. Let number be ? ToNumber(argument).
2. If number is NaN, return +0.
3. If number is +0, -0, +∞, or -∞, return number.
4. Return the number value that is the same sign as number
and whose magnitude is floor(abs(number)).
features: [Atomics, SharedArrayBuffer, TypedArray]
---*/
const i32a = new Int32Array(
new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
);
assert.sameValue(
Atomics.notify(i32a, 0, -3),
0,
'Atomics.notify(i32a, 0, -3) returns 0'
);
assert.sameValue(
Atomics.notify(i32a, 0, Number.POSITIVE_INFINITY),
0,
'Atomics.notify(i32a, 0, Number.POSITIVE_INFINITY) returns 0'
);
assert.sameValue(
Atomics.notify(i32a, 0, undefined),
0,
'Atomics.notify(i32a, 0, undefined) returns 0'
);
assert.sameValue(
Atomics.notify(i32a, 0, '33'),
0,
'Atomics.notify(i32a, 0, \'33\') returns 0'
);
assert.sameValue(
Atomics.notify(i32a, 0, { valueOf: 8 }),
0,
'Atomics.notify(i32a, 0, {valueOf: 8}) returns 0'
);
assert.sameValue(
Atomics.notify(i32a, 0),
0,
'Atomics.notify(i32a, 0) returns 0'
);
reportCompare(0, 0);
|
