mirror of https://github.com/tc39/test262.git
62 lines
1.5 KiB
JavaScript
62 lines
1.5 KiB
JavaScript
// Copyright (C) 2017 Mozilla Corporation. 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.notify
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description: >
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Allowed boundary cases for 'count' argument to Atomics.notify
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info: |
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Atomics.notify( typedArray, index, count )
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...
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3. If count is undefined, let c be +∞.
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4. Else,
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a. Let intCount be ? ToInteger(count).
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...
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ToInteger ( argument )
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1. Let number be ? ToNumber(argument).
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2. If number is NaN, return +0.
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3. If number is +0, -0, +∞, or -∞, return number.
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4. Return the number value that is the same sign as number
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and whose magnitude is floor(abs(number)).
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features: [Atomics, SharedArrayBuffer, TypedArray]
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---*/
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const i32a = new Int32Array(
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new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
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);
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assert.sameValue(
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Atomics.notify(i32a, 0, -3),
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0,
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'Atomics.notify(i32a, 0, -3) returns 0'
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);
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assert.sameValue(
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Atomics.notify(i32a, 0, Number.POSITIVE_INFINITY),
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0,
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'Atomics.notify(i32a, 0, Number.POSITIVE_INFINITY) returns 0'
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);
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assert.sameValue(
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Atomics.notify(i32a, 0, undefined),
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0,
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'Atomics.notify(i32a, 0, undefined) returns 0'
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);
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assert.sameValue(
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Atomics.notify(i32a, 0, '33'),
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0,
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'Atomics.notify(i32a, 0, \'33\') returns 0'
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);
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assert.sameValue(
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Atomics.notify(i32a, 0, { valueOf: 8 }),
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0,
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'Atomics.notify(i32a, 0, {valueOf: 8}) returns 0'
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);
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assert.sameValue(
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Atomics.notify(i32a, 0),
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0,
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'Atomics.notify(i32a, 0) returns 0'
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);
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