JSTests/test262/test/built-ins/TypedArray/prototype/subarray/BigInt/result-does-not-copy-ordinary-properties.js

// 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.subarray
description: Subarray result does not import own property
info: |
  22.2.3.27 %TypedArray%.prototype.subarray( begin , end )

  ...
  17. Return ? TypedArraySpeciesCreate(O, argumentsList).
includes: [testBigIntTypedArray.js]
features: [BigInt, TypedArray]
---*/

testWithBigIntTypedArrayConstructors(function(TA) {
  var sample = new TA([41n, 42n, 43n, 44n]);
  var result;

  sample.foo = 42;

  result = sample.subarray(0);
  assert.sameValue(
    result.hasOwnProperty("foo"),
    false,
    "does not import own property"
  );
});