rocketmq_protocol/protocol/body/
query_assignment_request_body.rs

1// Copyright 2023 The RocketMQ Rust Authors
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use cheetah_string::CheetahString;
16use serde::Deserialize;
17use serde::Serialize;
18
19use crate::protocol::heartbeat::message_model::MessageModel;
20
21#[derive(Debug, Clone, Serialize, Deserialize, Default)]
22#[serde(rename_all = "camelCase")]
23pub struct QueryAssignmentRequestBody {
24    pub topic: CheetahString,
25    pub consumer_group: CheetahString,
26    pub client_id: CheetahString,
27    pub strategy_name: CheetahString,
28    pub message_model: MessageModel,
29}
30
31#[cfg(test)]
32mod tests {
33    use super::*;
34
35    #[test]
36    fn serde_contract_uses_java_field_names_and_round_trips_all_fields() {
37        let body = QueryAssignmentRequestBody {
38            topic: CheetahString::from_static_str("topic-a"),
39            consumer_group: CheetahString::from_static_str("group-a"),
40            client_id: CheetahString::from_static_str("client-a"),
41            strategy_name: CheetahString::from_static_str("AVG"),
42            message_model: MessageModel::Broadcasting,
43        };
44
45        let value = serde_json::to_value(&body).expect("serialize query assignment request");
46        assert_eq!(
47            value,
48            serde_json::json!({
49                "topic": "topic-a",
50                "consumerGroup": "group-a",
51                "clientId": "client-a",
52                "strategyName": "AVG",
53                "messageModel": "BROADCASTING"
54            })
55        );
56
57        let decoded: QueryAssignmentRequestBody =
58            serde_json::from_value(value).expect("deserialize query assignment request");
59        assert_eq!(decoded.topic, body.topic);
60        assert_eq!(decoded.consumer_group, body.consumer_group);
61        assert_eq!(decoded.client_id, body.client_id);
62        assert_eq!(decoded.strategy_name, body.strategy_name);
63        assert_eq!(decoded.message_model, body.message_model);
64    }
65
66    #[test]
67    fn serde_contract_rejects_unknown_message_model() {
68        let value = serde_json::json!({
69            "topic": "topic-a",
70            "consumerGroup": "group-a",
71            "clientId": "client-a",
72            "strategyName": "AVG",
73            "messageModel": "UNKNOWN"
74        });
75
76        assert!(serde_json::from_value::<QueryAssignmentRequestBody>(value).is_err());
77    }
78}
rocketmq_protocol/protocol/body/query_assignment_request_body.rs

rocketmq_protocol/protocol/body/
query_assignment_request_body.rs
