aldrin_core/message/
item_received.rs

1use super::message_ops::Sealed;
2use super::{
3    Message, MessageDeserializeError, MessageKind, MessageOps, MessageSerializeError,
4    MessageSerializer, MessageWithValueDeserializer,
5};
6use crate::{ChannelCookie, SerializedValue, SerializedValueSlice};
7use bytes::BytesMut;
8
9#[derive(Debug, Clone, PartialEq, Eq)]
10#[cfg_attr(feature = "fuzzing", derive(arbitrary::Arbitrary))]
11pub struct ItemReceived {
12    pub cookie: ChannelCookie,
13    pub value: SerializedValue,
14}
15
16impl MessageOps for ItemReceived {
17    fn kind(&self) -> MessageKind {
18        MessageKind::ItemReceived
19    }
20
21    fn serialize_message(self) -> Result<BytesMut, MessageSerializeError> {
22        let mut serializer = MessageSerializer::with_value(self.value, MessageKind::ItemReceived)?;
23
24        serializer.put_uuid(self.cookie.0);
25
26        serializer.finish()
27    }
28
29    fn deserialize_message(buf: BytesMut) -> Result<Self, MessageDeserializeError> {
30        let mut deserializer = MessageWithValueDeserializer::new(buf, MessageKind::ItemReceived)?;
31
32        let cookie = deserializer.try_get_uuid().map(ChannelCookie)?;
33        let value = deserializer.finish()?;
34
35        Ok(Self { cookie, 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 ItemReceived {}
48
49impl From<ItemReceived> for Message {
50    fn from(msg: ItemReceived) -> Self {
51        Self::ItemReceived(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::ItemReceived;
60    use crate::{tags, ChannelCookie, SerializedValue};
61    use uuid::uuid;
62
63    #[test]
64    fn item_received() {
65        let serialized = [
66            27, 0, 0, 0, 28, 2, 0, 0, 0, 3, 4, 0x02, 0x6c, 0x31, 0x42, 0x53, 0x0b, 0x4d, 0x65,
67            0x85, 0x0d, 0xa2, 0x97, 0xdc, 0xc2, 0xfe, 0xcb,
68        ];
69        let value = 4u8;
70
71        let msg = ItemReceived {
72            cookie: ChannelCookie(uuid!("026c3142-530b-4d65-850d-a297dcc2fecb")),
73            value: SerializedValue::serialize(value).unwrap(),
74        };
75
76        assert_serialize_eq(&msg, serialized);
77        assert_deserialize_eq_with_value::<_, _, tags::U8, _>(&msg, serialized, &value);
78
79        let msg = Message::ItemReceived(msg);
80        assert_serialize_eq(&msg, serialized);
81        assert_deserialize_eq_with_value::<_, _, tags::U8, _>(&msg, serialized, &value);
82    }
83}
aldrin_core/message/item_received.rs

aldrin_core/message/
item_received.rs
