public void AtomicInt64SupportsGetAndAddMultiThreaded()
        {
            const long expected = 0;

            var i = new AtomicInt64();

            i.GetAndSet(1000);

            System.Threading.Tasks.Parallel.For(0, 1000, j => i.GetAndAdd(-1));

            Assert.AreEqual(expected, (long)i);
            Assert.AreEqual(expected, i.Value);
        }
        public void AtomicInt64SupportsGetAndAddNegatives()
        {
            const long expected = 0;

            var i = new AtomicInt64();

            i.GetAndSet(1000);

            for (int j = 0; j < 1000; j++)
            {
                i.GetAndAdd(-1);
            }

            Assert.AreEqual(expected, (long)i);
            Assert.AreEqual(expected, i.Value);
        }