aldrin_core/message/
connect.rs

1use super::message_ops::Sealed;
2use super::{
3    Message, MessageDeserializeError, MessageKind, MessageOps, MessageSerializeError,
4    MessageSerializer, MessageWithValueDeserializer,
5};
6use crate::{SerializedValue, SerializedValueSlice};
7use bytes::BytesMut;
8
9#[derive(Debug, Clone, PartialEq, Eq)]
10#[cfg_attr(feature = "fuzzing", derive(arbitrary::Arbitrary))]
11pub struct Connect {
12    pub version: u32,
13    pub value: SerializedValue,
14}
15
16impl MessageOps for Connect {
17    fn kind(&self) -> MessageKind {
18        MessageKind::Connect
19    }
20
21    fn serialize_message(self) -> Result<BytesMut, MessageSerializeError> {
22        let mut serializer = MessageSerializer::with_value(self.value, MessageKind::Connect)?;
23
24        serializer.put_varint_u32_le(self.version);
25
26        serializer.finish()
27    }
28
29    fn deserialize_message(buf: BytesMut) -> Result<Self, MessageDeserializeError> {
30        let mut deserializer = MessageWithValueDeserializer::new(buf, MessageKind::Connect)?;
31
32        let version = deserializer.try_get_varint_u32_le()?;
33        let value = deserializer.finish()?;
34
35        Ok(Self { version, value })
36    }
37
38    fn value(&self) -> Option<&SerializedValueSlice> {
39        Some(&self.value)
40    }
41
42    fn value_mut(&mut self) -> Option<&mut SerializedValue> {
43        Some(&mut self.value)
44    }
45}
46
47impl Sealed for Connect {}
48
49impl From<Connect> for Message {
50    fn from(msg: Connect) -> Self {
51        Self::Connect(msg)
52    }
53}
54
55#[cfg(test)]
56mod test {
57    use super::super::test::{assert_deserialize_eq_with_value, assert_serialize_eq};
58    use super::super::Message;
59    use super::Connect;
60    use crate::{tags, SerializedValue};
61
62    #[test]
63    fn connect() {
64        let serialized = [12, 0, 0, 0, 0, 2, 0, 0, 0, 3, 4, 1];
65        let value = 4u8;
66
67        let msg = Connect {
68            version: 1,
69            value: SerializedValue::serialize(value).unwrap(),
70        };
71        assert_serialize_eq(&msg, serialized);
72        assert_deserialize_eq_with_value::<_, _, tags::U8, _>(&msg, serialized, &value);
73
74        let msg = Message::Connect(msg);
75        assert_serialize_eq(&msg, serialized);
76        assert_deserialize_eq_with_value::<_, _, tags::U8, _>(&msg, serialized, &value);
77    }
78}