mirror of https://github.com/tc39/test262.git
98 lines
2.4 KiB
JavaScript
98 lines
2.4 KiB
JavaScript
// Copyright (C) 2018 Rick Waldron. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
/*---
|
|
esid: sec-atomics.or
|
|
description: Test Atomics.or 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[8] = 0x33333333n;
|
|
control[0] = 0x33333333n;
|
|
|
|
assert.sameValue(
|
|
Atomics.or(view, 8, 0x55555555n),
|
|
control[0],
|
|
'Atomics.or(view, 8, 0x55555555n) returns the value of `control[0]` (0x33333333n)'
|
|
);
|
|
|
|
control[0] = 0x77777777n;
|
|
|
|
assert.sameValue(
|
|
view[8],
|
|
control[0],
|
|
'The value of view[8] equals the value of `control[0]` (0x77777777n)'
|
|
);
|
|
|
|
assert.sameValue(
|
|
Atomics.or(view, 8, 0xF0F0F0F0n),
|
|
control[0],
|
|
'Atomics.or(view, 8, 0xF0F0F0F0n) returns the value of `control[0]` (0x77777777n)'
|
|
);
|
|
|
|
control[0] = 0xF7F7F7F7n;
|
|
|
|
assert.sameValue(
|
|
view[8],
|
|
control[0],
|
|
'The value of view[8] equals the value of `control[0]` (0xF7F7F7F7n)'
|
|
);
|
|
|
|
view[3] = -5n;
|
|
control[0] = -5n;
|
|
|
|
assert.sameValue(
|
|
Atomics.or(view, 3, 0n),
|
|
control[0],
|
|
'Atomics.or(view, 3, 0n) returns the value of `control[0]` (-5n)'
|
|
);
|
|
|
|
assert.sameValue(
|
|
view[3],
|
|
control[0],
|
|
'The value of view[3] equals the value of `control[0]` (-5n)'
|
|
);
|
|
|
|
control[0] = 12345n;
|
|
view[3] = 12345n;
|
|
|
|
assert.sameValue(
|
|
Atomics.or(view, 3, 0n),
|
|
control[0],
|
|
'Atomics.or(view, 3, 0n) returns the value of `control[0]` (12345n)'
|
|
);
|
|
|
|
assert.sameValue(
|
|
view[3],
|
|
control[0],
|
|
'The value of view[3] equals the value of `control[0]` (12345n)'
|
|
);
|
|
|
|
control[0] = 123456789n;
|
|
view[3] = 123456789n;
|
|
|
|
assert.sameValue(
|
|
Atomics.or(view, 3, 0n),
|
|
control[0],
|
|
'Atomics.or(view, 3, 0n) returns the value of `control[0]` (123456789n)'
|
|
);
|
|
|
|
assert.sameValue(
|
|
view[3],
|
|
control[0],
|
|
'The value of view[3] equals the value of `control[0]` (123456789n)'
|
|
);
|
|
|
|
testWithAtomicsInBoundsIndices(function(IdxGen) {
|
|
let Idx = IdxGen(view);
|
|
view.fill(0n);
|
|
Atomics.store(view, Idx, 37n);
|
|
assert.sameValue(Atomics.or(view, Idx, 0n), 37n, 'Atomics.or(view, Idx, 0n) returns 37n');
|
|
});
|
|
});
|