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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%.from
description: >
Assert mapfn arguments
info: |
22.2.2.1 %TypedArray%.from ( source [ , mapfn [ , thisArg ] ] )
...
10. Repeat, while k < len
...
c. If mapping is true, then
i. Let mappedValue be ? Call(mapfn, T, « kValue, k »).
...
includes: [testTypedArray.js]
features: [TypedArray]
---*/
var source = [42, 43, 44];
testWithTypedArrayConstructors(function(TA) {
var results = [];
var mapfn = function(kValue, k) {
results.push({
kValue: kValue,
k: k,
argsLength: arguments.length
});
};
TA.from(source, mapfn);
assert.sameValue(results.length, 3);
assert.sameValue(results[0].kValue, 42);
assert.sameValue(results[0].k, 0);
assert.sameValue(results[0].argsLength, 2);
assert.sameValue(results[1].kValue, 43);
assert.sameValue(results[1].k, 1);
assert.sameValue(results[1].argsLength, 2);
assert.sameValue(results[2].kValue, 44);
assert.sameValue(results[2].k, 2);
assert.sameValue(results[2].argsLength, 2);
});
reportCompare(0, 0);
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