JSTests/test262/test/built-ins/TypedArrayConstructors/internals/Set/key-is-not-numeric-index.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-integer-indexed-exotic-objects-set-p-v-receiver
description: >
  Use OrdinarySet if key is not a CanonicalNumericIndex
info: |
  9.4.5.5 [[Set]] ( P, V, Receiver)

  ...
  2. If Type(P) is String, then
    a. Let numericIndex be ! CanonicalNumericIndexString(P).
    b. If numericIndex is not undefined, then
  ...
  3. Return ? OrdinarySet(O, P, V, Receiver).
includes: [testTypedArray.js]
features: [align-detached-buffer-semantics-with-web-reality, Reflect, TypedArray]
---*/

testWithTypedArrayConstructors(function(TA) {
  var sample = new TA([42]);

  assert.sameValue(
    Reflect.set(sample, "test262", "ecma262"),
    true,
    'Reflect.set(sample, "test262", "ecma262") must return true'
  );
  assert.sameValue(sample.test262, "ecma262", 'The value of sample.test262 is "ecma262"');

  assert.sameValue(
    Reflect.set(sample, "test262", "es3000"),
    true,
    'Reflect.set(sample, "test262", "es3000") must return true'
  );
  assert.sameValue(sample.test262, "es3000", 'The value of sample.test262 is "es3000"');

  Object.defineProperty(sample, "foo", {
    writable: false,
    value: undefined
  });
  assert.sameValue(
    Reflect.set(sample, "foo", 42),
    false,
    'Reflect.set(sample, "foo", 42) must return false'
  );
  assert.sameValue(sample.foo, undefined, 'The value of sample.foo is expected to equal `undefined`');
});