1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
// |reftest| shell-option(--enable-float16array)
// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-%typedarray%.prototype.map
description: >
Returns a new typedArray instance from the same constructor with the same
length and a new buffer object - testing on an instance with length == 0
info: |
22.2.3.19 %TypedArray%.prototype.map ( callbackfn [ , thisArg ] )
...
6. Let A be ? TypedArraySpeciesCreate(O, « len »).
7. Let k be 0.
8. Repeat, while k < len
...
c. Let mappedValue be ? Call(callbackfn, T, « kValue, k, O »).
...
9. Return A.
includes: [testTypedArray.js]
features: [TypedArray]
---*/
testWithTypedArrayConstructors(function(TA) {
var sample = new TA(0);
var result = sample.map(function() {});
assert.notSameValue(result, sample, "new typedArray object");
assert.sameValue(result.constructor, TA, "same constructor");
assert(result instanceof TA, "result is an instance of " + TA.name);
assert.sameValue(
Object.getPrototypeOf(result),
Object.getPrototypeOf(sample),
"result has the same prototype of sample"
);
assert.sameValue(result.length, 0, "same length");
assert.notSameValue(result.buffer, sample.buffer, "new buffer");
});
reportCompare(0, 0);
|