// |reftest| skip-if(!this.hasOwnProperty('Atomics')||!this.hasOwnProperty('SharedArrayBuffer')||(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('arm64-simulator'))) -- Atomics,SharedArrayBuffer is not enabled unconditionally, ARM64 Simulator cannot emulate atomics
// Copyright (C) 2018 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-atomics.load
description: Test Atomics.load on arrays that allow atomic operations.
includes: [testAtomics.js, testBigIntTypedArray.js]
features: [ArrayBuffer, Atomics, BigInt, DataView, SharedArrayBuffer, Symbol, TypedArray]
---*/
const sab = new SharedArrayBuffer(1024);
const ab = new ArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 2);

testWithBigIntTypedArrayConstructors(function(TA) {
  const view = new TA(sab, 32, 20);
  const control = new TA(ab, 0, 2);
  view[3] = -5n;
  control[0] = -5n;

  assert.sameValue(
    Atomics.load(view, 3),
    control[0],
    'Atomics.load(view, 3) returns the value of `control[0]` (-5n)'
  );

  control[0] = 12345n;
  view[3] = 12345n;

  assert.sameValue(
    Atomics.load(view, 3),
    control[0],
    'Atomics.load(view, 3) returns the value of `control[0]` (12345n)'
  );

  control[0] = 123456789n;
  view[3] = 123456789n;

  assert.sameValue(
    Atomics.load(view, 3),
    control[0],
    'Atomics.load(view, 3) returns the value of `control[0]` (123456789n)'
  );

  testWithAtomicsInBoundsIndices(function(IdxGen) {
    let Idx = IdxGen(view);
    view.fill(0n);
    Atomics.store(view, Idx, 37n);
    assert.sameValue(Atomics.load(view, Idx), 37n, 'Atomics.load(view, Idx) returns 37n');
  });
});

reportCompare(0, 0);