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// |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-arraybuffer.isview
description: >
`isView` can be invoked as a function
info: |
24.1.3.1 ArrayBuffer.isView ( arg )
1. If Type(arg) is not Object, return false.
2. If arg has a [[ViewedArrayBuffer]] internal slot, return true.
3. Return false.
features: [TypedArray, DataView]
includes: [testTypedArray.js]
---*/
var isView = ArrayBuffer.isView;
testWithTypedArrayConstructors(function(ctor) {
var sample = new ctor();
assert.sameValue(isView(sample), true, "instance of TypedArray");
});
var dv = new DataView(new ArrayBuffer(1), 0, 0);
assert.sameValue(isView(dv), true, "instance of DataView");
assert.sameValue(isView(), false, "undefined arg");
assert.sameValue(isView({}), false, "ordinary object");
reportCompare(0, 0);