test/built-ins/TypedArray/prototype/reduceRight/callbackfn-return-does-not-change-instance.js


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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.reduceright
description: >
  The callbackfn return does not change the `this` instance
includes: [testTypedArray.js]
features: [TypedArray]
---*/

testWithTypedArrayConstructors(function(TA) {
  var sample = new TA([0, 1, 0]);

  sample.reduceRight(function() {
    return 42;
  }, 7);

  assert.sameValue(sample[0], 0, "[0] == 0");
  assert.sameValue(sample[1], 1, "[1] == 1");
  assert.sameValue(sample[2], 0, "[2] == 0");
});