test262/test/built-ins/Atomics/wake/count-boundary-cases.js

37 lines
1.1 KiB
JavaScript

// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-atomics.wake
description: >
Allowed boundary cases for 'count' argument to Atomics.wake
info: |
Atomics.wake( 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]
---*/
var sab = new SharedArrayBuffer(4);
var view = new Int32Array(sab);
assert.sameValue(Atomics.wake(view, 0, -3), 0);
assert.sameValue(Atomics.wake(view, 0, Number.POSITIVE_INFINITY), 0);
assert.sameValue(Atomics.wake(view, 0, undefined), 0);
assert.sameValue(Atomics.wake(view, 0, "33"), 0);
assert.sameValue(Atomics.wake(view, 0, { valueOf: 8 }), 0);
assert.sameValue(Atomics.wake(view, 0), 0);