[Test🧪] Add unit tests for BrokerReplicasInfo

[mxsm]

Prerequisites

• I have searched existing test issues

Test Scope

Module: rocketmq-remoting
File: src/protocol/body/broker_replicas_info.rs
Current Coverage: Unknown
Target Coverage: 80%+

Test Cases

The following test scenarios need to be implemented for BrokerReplicasInfo:

• Test default initialization creates empty HashMap
• Test new() constructor creates empty struct
• Test add_replica_info() adds entry to table
• Test add_replica_info() with multiple entries
• Test get_replicas_info_table() getter returns correct reference
• Test set_replicas_info_table() setter updates table
• Test serialization to JSON with camelCase field names
• Test deserialization from JSON with camelCase field names
• Test serialization/deserialization roundtrip
• Test with empty replicas_info_table
• Test with multiple ReplicasInfo entries
• Test ReplicasInfo struct creation and methods
• Test ReplicasInfo PartialEq, Eq, Hash implementations
• Test ReplicasInfo Clone trait
• Test nested ReplicaIdentity vectors

Willing to contribute?

• I can submit a PR for this