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// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-atomics.islockfree
description: >
Test isLockFree on nonnegative integer arguments
---*/
var sizes = [1, 2, 3, 4, 5, 6, 7, 8,
9, 10, 11, 12
];
var answers = [{}, {}, false, true, false, false, false, false,
false, false, false, false
];
function testIsLockFree() {
var saved = {};
// This should defeat most optimizations.
for (var i = 0; i < sizes.length; i++) {
var v = Atomics.isLockFree(sizes[i]);
var a = answers[i];
assert.sameValue(typeof v, 'boolean');
if (typeof a == 'boolean')
assert.sameValue(v, a);
else
saved[sizes[i]] = v;
}
// This ought to be optimizable. Make sure the answers are the same
// as for the unoptimized case.
assert.sameValue(Atomics.isLockFree(1), saved[1]);
assert.sameValue(Atomics.isLockFree(2), saved[2]);
assert.sameValue(Atomics.isLockFree(3), false);
assert.sameValue(Atomics.isLockFree(4), true);
assert.sameValue(Atomics.isLockFree(5), false);
assert.sameValue(Atomics.isLockFree(6), false);
assert.sameValue(Atomics.isLockFree(7), false);
assert.sameValue(Atomics.isLockFree(8), false);
assert.sameValue(Atomics.isLockFree(9), false);
assert.sameValue(Atomics.isLockFree(10), false);
assert.sameValue(Atomics.isLockFree(11), false);
assert.sameValue(Atomics.isLockFree(12), false);
}
testIsLockFree();
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