public void SmallContainer()
        {
            // Arrange
            var container = new SmallTestContainer()
            {
                A = (ushort)0x4567, B = (ushort)0x0123
            };
            var tree = new SszTree(container.ToSszContainer());

            // Act
            var bytes        = tree.Serialize();
            var hashTreeRoot = tree.HashTreeRoot();

            // Assert
            var expectedByteString = "67452301";
            var byteString         = BitConverter.ToString(bytes.ToArray()).Replace("-", "").ToLowerInvariant();

            byteString.ShouldBe(expectedByteString);

            var expectedHashTreeRoot       = Hash(Chunk(new byte[] { 0x67, 0x45 }), Chunk(new byte[] { 0x23, 0x01 }));
            var expectedHashTreeRootString = BitConverter.ToString(expectedHashTreeRoot).Replace("-", "").ToLowerInvariant();
            var hashTreeRootString         = BitConverter.ToString(hashTreeRoot.ToArray()).Replace("-", "").ToLowerInvariant();

            hashTreeRootString.ShouldBe(expectedHashTreeRootString);
        }
 public static SszContainer ToSszContainer(this SmallTestContainer item)
 {
     return(new SszContainer(GetChildren(item)));
 }
        private static IEnumerable <SszElement> GetChildren(SmallTestContainer item)
        {
            yield return(new SszBasicElement(item.A));

            yield return(new SszBasicElement(item.B));
        }