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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.foreach
description: >
[[ArrayLength]] is accessed in place of performing a [[Get]] of "length"
info: |
22.2.3.12 %TypedArray%.prototype.forEach ( callbackfn [ , thisArg ] )
%TypedArray%.prototype.forEach is a distinct function that implements the same
algorithm as Array.prototype.forEach as defined in 22.1.3.10 except that the
this object's [[ArrayLength]] internal slot is accessed in place of performing
a [[Get]] of "length"
includes: [testTypedArray.js]
features: [TypedArray]
---*/
testWithTypedArrayConstructors(function(TA) {
var sample1 = new TA(42);
var loop = 0;
Object.defineProperty(sample1, "length", {value: 1});
sample1.forEach(function() {
loop++;
});
assert.sameValue(loop, 42, "data descriptor");
var sample2 = new TA(7);
loop = 0;
Object.defineProperty(sample2, "length", {
get: function() {
throw new Test262Error(
"Does not return abrupt getting length property"
);
}
});
sample2.forEach(function() {
loop++;
});
assert.sameValue(loop, 7, "accessor descriptor");
});
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