aldrin_core/message/
query_introspection.rs

1use super::message_ops::Sealed;
2use super::{Message, MessageKind, MessageOps};
3use crate::ids::TypeId;
4use crate::message_deserializer::{MessageDeserializeError, MessageWithoutValueDeserializer};
5use crate::message_serializer::{MessageSerializeError, MessageSerializer};
6use crate::serialized_value::SerializedValueSlice;
7use bytes::BytesMut;
8
9#[derive(Debug, Copy, Clone, PartialEq, Eq)]
10#[cfg_attr(feature = "fuzzing", derive(arbitrary::Arbitrary))]
11pub struct QueryIntrospection {
12    pub serial: u32,
13    pub type_id: TypeId,
14}
15
16impl MessageOps for QueryIntrospection {
17    fn kind(&self) -> MessageKind {
18        MessageKind::QueryIntrospection
19    }
20
21    fn serialize_message(self) -> Result<BytesMut, MessageSerializeError> {
22        let mut serializer = MessageSerializer::without_value(MessageKind::QueryIntrospection);
23
24        serializer.put_varint_u32_le(self.serial);
25        serializer.put_uuid(self.type_id.0);
26
27        serializer.finish()
28    }
29
30    fn deserialize_message(buf: BytesMut) -> Result<Self, MessageDeserializeError> {
31        let mut deserializer =
32            MessageWithoutValueDeserializer::new(buf, MessageKind::QueryIntrospection)?;
33
34        let serial = deserializer.try_get_varint_u32_le()?;
35        let type_id = deserializer.try_get_uuid().map(TypeId)?;
36
37        deserializer.finish()?;
38        Ok(Self { serial, type_id })
39    }
40
41    fn value(&self) -> Option<&SerializedValueSlice> {
42        None
43    }
44}
45
46impl Sealed for QueryIntrospection {}
47
48impl From<QueryIntrospection> for Message {
49    fn from(msg: QueryIntrospection) -> Self {
50        Self::QueryIntrospection(msg)
51    }
52}
53
54#[cfg(test)]
55mod test {
56    use super::super::test::{assert_deserialize_eq, assert_serialize_eq};
57    use super::super::Message;
58    use super::QueryIntrospection;
59    use crate::ids::TypeId;
60    use uuid::uuid;
61
62    #[test]
63    fn query_introspection() {
64        let serialized = [
65            22, 0, 0, 0, 50, 1, 0xb7, 0xc3, 0xbe, 0x13, 0x53, 0x77, 0x46, 0x6e, 0xb4, 0xbf, 0x37,
66            0x38, 0x76, 0x52, 0x3d, 0x1b,
67        ];
68
69        let msg = QueryIntrospection {
70            serial: 1,
71            type_id: TypeId(uuid!("b7c3be13-5377-466e-b4bf-373876523d1b")),
72        };
73        assert_serialize_eq(&msg, serialized);
74        assert_deserialize_eq(&msg, serialized);
75
76        let msg = Message::QueryIntrospection(msg);
77        assert_serialize_eq(&msg, serialized);
78        assert_deserialize_eq(&msg, serialized);
79    }
80}
aldrin_core/message/query_introspection.rs

aldrin_core/message/
query_introspection.rs
