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// 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.subarray
description: Returns a new instance from the same constructor
info: |
22.2.3.27 %TypedArray%.prototype.subarray( begin , end )
...
17. Return ? TypedArraySpeciesCreate(O, argumentsList).
includes: [testTypedArray.js, compareArray.js]
features: [TypedArray]
---*/
testWithTypedArrayConstructors(function(TA) {
var sample = new TA([40, 41, 42, 43]);
var result = sample.subarray(1);
assert.sameValue(
Object.getPrototypeOf(result),
Object.getPrototypeOf(sample),
"prototype"
);
assert.sameValue(result.constructor, sample.constructor, "constructor");
assert(result instanceof TA, "instanceof");
assert(
compareArray(sample, [40, 41, 42, 43]),
"original sample remains the same"
);
});
reportCompare(0, 0);
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