public void SerializationIsSymmetric()
        {
            var buffer = new ArrayBufferWriter <Byte>(8);
            var value  = RandomSubject;

            value.Serialize(buffer);
            BasicCancel.Deserialize(buffer.WrittenMemory.Span, out var deserialized, out var _);

            Assert.Equal(expected: value.ConsumerTag, actual: deserialized.ConsumerTag);
            Assert.Equal(expected: value.NoWait, actual: deserialized.NoWait);
        }
        public void DeserializationReturnsSurplusData()
        {
            var value  = RandomSubject;
            var extra  = Random.UInt();
            var buffer = new ArrayBufferWriter <Byte>();

            buffer.WriteSerializable(value)
            .WriteUInt32LE(extra);

            BasicCancel.Deserialize(buffer.WrittenMemory.Span, out var _, out var surplus);

            Assert.Equal(expected: sizeof(UInt32), actual: surplus.Length);
            Assert.Equal(expected: extra, actual: BitConverter.ToUInt32(surplus));
        }
        public void DeserializationFailsWithInsufficientData()
        {
            var result = BasicCancel.Deserialize(new Byte[0], out var _, out var _);

            Assert.False(result);
        }