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			72 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			72 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
// Copyright (C) 2020 Rick Waldron. 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.waitasync
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description: >
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  Object valueOf, toString, toPrimitive Zero timeout arg should result in an +0 timeout
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info: |
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  Atomics.waitAsync( typedArray, index, value, timeout )
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  1. Return DoWait(async, typedArray, index, value, timeout).
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  DoWait ( mode, typedArray, index, value, timeout )
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  6. Let q be ? ToNumber(timeout).
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    Object -> Apply the following steps:
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      Let primValue be ? ToPrimitive(argument, hint Number).
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      Return ? ToNumber(primValue).
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features: [Atomics.waitAsync, SharedArrayBuffer, Symbol, Symbol.toPrimitive, TypedArray, computed-property-names, Atomics, BigInt, arrow-function]
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flags: [async]
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---*/
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assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"');
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const i64a = new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 4));
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const valueOf = {
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  valueOf() {
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    return 0;
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  }
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};
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const toString = {
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  toString() {
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    return '0';
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  }
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};
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const toPrimitive = {
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  [Symbol.toPrimitive]() {
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    return 0;
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  }
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};
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assert.sameValue(
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  Atomics.waitAsync(i64a, 0, 0n, valueOf).value,
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  'timed-out',
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  'The value of Atomics.waitAsync(i64a, 0, 0n, valueOf).value is "timed-out"'
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);
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assert.sameValue(
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  Atomics.waitAsync(i64a, 0, 0n, toString).value,
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  'timed-out',
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  'The value of Atomics.waitAsync(i64a, 0, 0n, toString).value is "timed-out"'
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);
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assert.sameValue(
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  Atomics.waitAsync(i64a, 0, 0n, toPrimitive).value,
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  'timed-out',
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  'The value of Atomics.waitAsync(i64a, 0, 0n, toPrimitive).value is "timed-out"'
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);
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Promise.all([
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  Atomics.waitAsync(i64a, 0, 0n, valueOf).value,
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  Atomics.waitAsync(i64a, 0, 0n, toString).value,
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  Atomics.waitAsync(i64a, 0, 0n, toPrimitive).value
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]).then(outcomes => {
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  assert.sameValue(outcomes[0], 'timed-out', 'The value of outcomes[0] is "timed-out"');
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  assert.sameValue(outcomes[1], 'timed-out', 'The value of outcomes[1] is "timed-out"');
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  assert.sameValue(outcomes[2], 'timed-out', 'The value of outcomes[2] is "timed-out"');
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}).then($DONE, $DONE);
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