public void CompareMemory_Match()
        {
            uint expectedCount = 10;

            byte[] bytes1 = new byte[expectedCount];
            byte[] bytes2 = (byte[])bytes1.Clone();

            uint actualCount;

            fixed(byte *b1 = bytes1)
            fixed(byte *b2 = bytes2)
            {
                actualCount = UnsafeHelpers.CompareMemory(b1, b2, (uint)bytes1.Length);
            }

            Assert.AreEqual(expectedCount, actualCount);
            ;
        }