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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.slice
description: Throws a TypeError if _O_.[[ViewedArrayBuffer]] is detached on Get custom constructor.
info: |
22.2.3.24 %TypedArray%.prototype.slice ( start, end )
...
Let A be ? TypedArraySpeciesCreate(O, « count »).
If count > 0, then
If IsDetachedBuffer(O.[[ViewedArrayBuffer]]) is true, throw a TypeError exception.
...
includes: [testTypedArray.js, detachArrayBuffer.js]
features: [align-detached-buffer-semantics-with-web-reality, Symbol.species, TypedArray]
---*/
testWithTypedArrayConstructors(function(TA) {
let counter = 0;
let sample = new TA(1);
sample.constructor = {};
sample.constructor[Symbol.species] = function(count) {
counter++;
$DETACHBUFFER(sample.buffer);
return new TA(count);
};
assert.throws(TypeError, function() {
counter++;
sample.slice();
}, '`sample.slice()` throws TypeError');
assert.sameValue(counter, 2, 'The value of `counter` is 2');
});
reportCompare(0, 0);
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