public void SecureZeroMemory_IntPtrLength()
        {
            // Arrange
            long x = 0x0123456789ABCDEF;

            // Act
            UnsafeBufferUtil.SecureZeroMemory((byte *)&x, length: (IntPtr)sizeof(long));

            // Assert
            Assert.Equal(0, x);
        }
        public void SecureZeroMemory_ULongLength()
        {
            // Arrange
            long x = 0x0123456789ABCDEF;

            // Act
            UnsafeBufferUtil.SecureZeroMemory((byte *)&x, byteCount: (ulong)sizeof(long));

            // Assert
            Assert.Equal(0, x);
        }