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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-array.isarray
es6id: 22.1.2.2
description: Proxy of an array is treated as an array
info: |
1. Return IsArray(arg).
7.2.2 IsArray
[...]
3. If argument is a Proxy exotic object, then
a. If the value of the [[ProxyHandler]] internal slot of argument is null,
throw a TypeError exception.
b. Let target be the value of the [[ProxyTarget]] internal slot of
argument.
c. Return ? IsArray(target).
features: [Proxy]
---*/
var objectProxy = new Proxy({}, {});
var arrayProxy = new Proxy([], {});
var arrayProxyProxy = new Proxy(arrayProxy, {});
assert.sameValue(Array.isArray(objectProxy), false, 'Array.isArray(new Proxy({}, {})) must return false');
assert.sameValue(Array.isArray(arrayProxy), true, 'Array.isArray(new Proxy([], {})) must return true');
assert.sameValue(
Array.isArray(arrayProxyProxy), true, 'Array.isArray(new Proxy(arrayProxy, {})) must return true'
);
reportCompare(0, 0);