public void Int8Test()
        {
            MsgPackWriter writer = new MsgPackWriter(Allocator.Temp);

            writer.WriteInteger(sbyte.MinValue);
            writer.WriteInteger(sbyte.MaxValue);
            writer.WriteInteger((sbyte)0);

            MsgPackReader reader = new MsgPackReader(writer.ToArray(Allocator.Temp));

            Assert.That(reader.ReadInt8(), Is.EqualTo(sbyte.MinValue));
            Assert.That(reader.ReadInt8(), Is.EqualTo(sbyte.MaxValue));
            Assert.That(reader.ReadInt8(), Is.EqualTo(0));
        }