| // 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' |
| ); |